APRIL,1911. MONTHLY WEATHER REVIEW. 609

CLIMATOLOGICAL DATA FOR APRIL, 1911.

DISTRICT No. 11, CALIFORNIA. Prof. ALEXANDEBG. MCADIE,District Editor.

GENERAL SUMMARY. Weather Bureau. The weather map of April 12 indi- cated a ra id rise in pressure with moderate to brisk April, 1911, was the coldest April since 1900, and with north win& during the ni ht of the 12th, followed by this exception the coldest since the tabulation of such heavy or killing frost,s on tie mornings of the 13th and records began in 1897, and it was also rather a dry montsli. 14th. The winds continued as expected, and in most Compared with April of last ear it was niuch colder, portions of the Sta.te the temperature did not fall so low but with a greater rainfall. Tiere was an average nip- as it would otherwise have done and was several de ees ber of rain da although these occurred mostly dunng higher than anticipated. In t.he San Joa uin Vsey, the first &caz: It is somewhat difficult to classify however, the wind lulled before sunrise of t% e 13th and the present April, as it belongs neither in the dry class the temperature fell in the vineyards as low as 27'. It nor yet in the wet class. Nor was it exactly a normal was not, however, of long duration. Under ordinary month, as it was too cloudy and too cold to be thus conditions the fall would not have been dangerous, but classified. The season as a whole has been a late one, the time was a critical one in the district under consid- and the month of April showed the influence of some eration, as the grape vines were in a tender condition. general cause operating over the entire Pacific slope and The first reports were to the effect that Mala a and seed- tending to retard the usual seasonal change from winter less vines were injured beyond recovery, an% would not conditions. There have been Aprils when rain fell on sprout again, but that the Muscats would niake a fairly more than half of the days of the month. Such was the good second crop. At the time of writing, however, it April of 1880. On the other hand, in April, 1857, little, would seem that the first estimates of damage were if any, rain fell and a similar condition occurred agaiu in entirely too large, and that the damage in general will 1909. Entirely unlike the April of last year, when the not exceed 10 per cent of the anticipated yreld. snow cover in the mountains was of less depth and mea Tree fruits were not materially injured. It was stated than had been known in 40 years, the present A ril was that throughout the Santa Clara Valley, ortions of the one of comparatively heavy snowfall, and at tf e close bay valleys, and part of the Sacramento $alley, a ricots of the period there was every prospect of an abundant and prunes suffered severely; but later reports f;o not supply of water for the summer months. This means confirm this view. The frost was neither severe enough much to the aFiculturists, the stockmen, and irrigation nor of sufficient duration to do the injury estimated. and power projects. The forecast can be safely made Pears were hardly out of bloom when the frost came and that the season will be a late one in the mountains so were protected by their jackets. Almonds, apricots, and far as travel is concerned, and that many of the-mountain prunes had passed their most critical st e and, more passes will not be open before the first week 111 July, if over, the minimum temperature in most orcY ards was not not later. below 32' at the level of the fruit. Garden truck and April 1910, was noticeable for its com arative dry- fruit near the ground were dama ed to some de ee. ness, whereas April, 1911, was distinctly (Yam g, cloudy, Tomatoes, otatoes, and berries in Pow places and w ere and cool. The highest temperature reache at any not covere(P were injured; but all high-ground vegetationT

point in the State was 13' lower than the highest~ recorded escaped injury entirely. Ample warning of the condition during April, 1910. was given and in some places where protective methods No unusudv hkh winds occurred during: the month were resorted to the results were satisfactory. except on the"18th, when a maximum velocity of 84 One of the most interesting features connected with the miles from the northwest was recorded at Mount Tamal- frost condition was the estrenie dryness of the air in the ais, 75 miles at Point Reyes and 56 miles at Farallon interior valleys. It is not easy to explain the cause of fsland. These high velocities did not last long, and in the rapid drying of the air, as neither the season nor the that respect were unlike the steady and rolonged high general air movement warranted any unusual decrease northwest winds of May an-d June, so c Earacteristic of in humidity. ap roaching summer in thls section. TEMPERATURE. $he most important climatic occurrence during the month was the killing frost condition of April 12-13. The niean temperature for the State was nearly 2' Elsewhere will be found an article describing in some below the nornial, making the month, as above stated, one detail the effects of the frost in the San Joaquin Valley, of the coldest on record. The following table gives the and it will only be necessary here to refer briefly to the iiiean values for California during the time for which general conditions and the service rendered by the records have been kept.

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC 610 MONTHLY WEATHER REVIEW. APRIL, 1911

The following table gives the nieans and departures for EARTHQUAKES. each April from 1897 to 1911, inclusive: Earthquakes were re orted at Brawley, 26th, 28th; int Loma, 28th; at anta Clara, 6th, 11:49:36 p. m., Years. Mean. Depar-ture. Years. ‘ Meau. 8 I 1 I period 1 second, origin 110.7 kilometers southeast; loth, 10:51:15 a. m., period 1.5 seconds, .origin 190.7 kilo- OF. OF. OF. meters west, 30’ 58‘ N., small tremors all da 1887...... GO. 6 +4.5 1905 ...... Ism...... w. 9 +4.8 1906 ...... i 56.3 +0.2 10:26:84 p. m., period 6 seconds, origin 157 kiometers24thJ lsw...... 58.1 +?.0 1907 ...... 58.2 I +?.1 a. 1800...... 53.9 -2.2 1908 ...... I 58.4 +2.3 east, 24O 21’ N., hght shock felt; 28th, 2:01:52 m., 1901 ...... 55.8 -0.3 1m...... +l. 5 period 1 second, origin 212.5 kilometers west, 42’ 16’ N., ISM...... 56.2 fO. 1 1910 ...... I E:! +3.i Irn...... 54.8 -1.3 1911...... I -1.9 second shock, 2:lO:Ol a. m., ended 2:11:30 a. m., many la...... 57.2 +l. 1 i %.-I small tremors during day. Berkeley: 19th, 12:20:19 p. m. Perceptible motion The hi hest tem erature reported at any station waa ended 12:23:05 p. m. The shock was ve feeble, but 97’ at Or7 eans on tg e 23d. This was 13’ lower than the was sharply marked on the seismogram. Pt originated highest recorded in April, 1910. The lowest temperature at a distance of about 24 miles south-southeast from at any station during April, 1911, was -2’ at Suniniit Berkeley. Magnified SO times the earth motion (double on the 12th, which was 11O colder than the lowest recorded amplitude) reac.hed a maximum value of 1.75 milli- during April, 1910. meters. The sec.ond shock, 4 trifle feebler than the first, occurred at 9:40:48 p. m. Origin about 25 miles south- PRECIPITATION. southeast. The third shock at 4:39:02 a. m. Direction The average monthly precipitation for the State was and distance of the origin could not be determined. 21st, 1.93 inches. . m., feeble and no estimate of direction or distance The following table gives the average and departure can6m45 E e made. 35th, a near shock at 10:27:34 p. m., from the normal fl r each April from 1897 to 1911, with a magnification of SO times a mmimum earth shift of inclusive : 8.5 millimeters was registered in the north-south direction and 2.25 millimeters in the east-west direction. The in lay to the south at a distance of about lS0 miles. Y-. Mean. , 2:02:16 a. m., origin 1,700 miles from Berkeley; di- __ -- ~- -___ I- rection uncertain. The shock is feebly recorded here, in- Inches. Inches. Inches. Inches. dicating that it had no great strength at ori 1897...... 0.51 -1.61 1905...... 1.18 -0.94 1m...... 41 -1.71 1906...... 1.68 - .44 maximum earth shift registered was 1.5 1m...... (10 -1.52 1907...... 1.11 -1.01 1800...... 2.14 + .m 1908...... G7 -1.45 magnification SO. 1801 ...... 2.16 + .M 1m...... 12 -2.00 EcZipse.-A artial eclipse of the sun was noted at San 1802 ...... 1. ss - .24 1910...... 62 -1.50 1WN...... 1. ?8 - .M 1911...... 1.93 - .19 Franclsco on tR e 28th, beginnin about 3.05 p. m. and 1904...... 2.18 + .OB ending about 4.36 p. m. At #an Diego the observer states that the moon’s shadow caused an interruption of The greatest monthly rainfall was 8.65 inches, at Inskip. the record on the sunshine recorder between 3.53 and At 7 stations no rainfall was reported. The distribution 4.07 p. m. Shortly after the eclipse afternoon clouds of the rain geogra hically was far from uniform. The began to form. At Eureka a partial eclipse was observed mountain sections Kad most of the rain. With regard to .m., at which time one-sixth of the sun’s disk time distribution the period between the 5th and the 12th fa”,,3i&i: owing to cloudiness the beginning was not was the one in which most of the rain fell. The greatest observed, ‘but the last contact occurred et 4.24 p. m. 24-hohr rainfall waa 6.30 inches at Magalia, Butte County, on the 4th. Other heavy rainfalls were 4.55 inches at NOTES ON THE RIVERS OF THE SACRAMENTO AND SAN Nimshew, 4.25 at Inski and 4.15 inches at Branscomb. JOAQUIN WATERSHEDS DURING THE MONTH OF APRIL, SnowfaZL-The niontk was one of more than average 1911. snowfall. There was a great deal more snow than for By N. R. TAYLOR,Looal Forecaster. several Aprils ast. The snow cover,which was unusually deep at the Eeginning of the month, increased slow1;v Summe7lto watershed.-While much less than the usual until about the 12th, and then steadily diminished until amount of rain fell during the month, all streams in this the end of the month. After the first decade there was watershed carried more water than for any April since a fairly uniform rate of melting of about 4 inches a da,y that of 1907, the year of the b’ flood. at elevations of from 5,000 to 7,000.feet. At the close of Snow water was the control.I&n g factor in the run-off the month the snow cover was both extensive and deep, of all watercourses, there being more snow on the ground ving every indication of an abundant supply of water h Sierras during April than for any corres ond- or the summer months. in many years. In $he Feather-Yuba hiver f system all streams were practically bank full du SUNSHINE. entire month, and in some cases, notably, Middle Fork of the Feather, freshets occurred. The following table gives the total hours of sunshine The Sacramento River, below Kniihts Landi and percentages of the possible: averaged higher than for any month since that of F% ~- .- -- - I I rua 1909. Percent- Pereent- T?; American River was unusually full, being over 1 Hours. w.of possible. foot above the normal for the month and over 2 feet above -- the average stage usually maintained during the rainy Eureka ...... 192 48 Sacramento...... 278 70 season. Fresno ...... 317 80 San Diego...... 244 fa Ban Frsndseo ...... 233 59 It is estimated that there was from 1 to 2 feet more EmAt~i~~:~$ 5576 Ban Jose ...... 284 72 Red Bluff ...... 297 74 Ban Luis Obispo.. .. 251 64 water in the flood bmin of the Sacramento River at the close of April than there was at the mme time last year. Unauthenticated | Downloaded 09/28/21 01:39 AM UTC APRIL,1911. MONTHLY WEATHER REVIEW. 618

TABLEl.-Climatolog.ieal data for April, 1911. Dietriet No. 11, Oregon.

$ I Temperature,ln degrees Fahrenheit Precipitation, in Inches. - - - - - .-A Cl* -2 L - $. -I Stations. Counties. a S@ Observers. a PB !{ e= Cl I IT * ai ;E 2s !f c c I 8 1s 9 P Y ;5 j :4 -- - - - _- - - - - Orcpon. I Klamath Agency ...... Klamath...... 4.189 3 144.7 ...... 73 25 2c 11 41 0. BO 13.( 21 4 EdsonC. Watsim. Klamath Falls ...... do...... 4,100 . 2.8 78 22 14 12 42 0.72 4.t 8 19 7 W. H. Helleman. Merrlll...... do...... 4 070 ...... 77 24 17 1i 55 0. so .... 17 4 ...... Mrs. mas Rltchson. Yonna...... do...... 4:146 .._._.73h 23 10 11 42 1.13 j ...... 0.70 1( ; 14 I1 5 W. Jacob Ruecke. &l&nmia. I !, Alameda...... Alameda...... 1 55.0 ...... 74 I19 4c 12 27 1.10 ...... 1.00 0. [ 2 7 15 8 nw. Chas. E. 8esrsr Altum...... KOdOC...... 4,460 7 4% 8 ...... 78 124 13 19 49 0.97 ...... 0.43 5. I d 15 10 5 sw. Prof. C. B. Towle. Awiola:...... ruiare...... 208 11 58.2 . 0.2 85 I25 35 14 47 0.57 - 0.21 0.47 0. I 26 1 3 W. Santa Fe Co. Antloch"...... 2ontra Costa.. ... 46 32 62.6 . 2.9 8.4 I29 41 'I( ... 0.34 - 0.61 0.34 0. I 1 25 0 5 E. SouthernDn. Paclflc Co. Aptos +1 ...... 3anta CNE...... 102 26 55.7 ' 0.5 70 1st 3 12 ... 2. as + 0.1q 1.70 0. 15 5 10 nw. Arrowhead Sprlngs.... lan Bemardlno.. 2, ooo 2 BA. 0 ...... 83 17 55 2 1s 0.95 ...... 0.26 0. ( ; I...... W. E. Yoseley. Auburn...... Placer...... 1.360 40 5.3.1 . 3.4 79 18 33 19 33 2.113 - 1.18 1.35 0. [ I 15 3 12 se. Southern Pacific Co. Avalon ...... Los Angelas...... 1 57.6 76 15 40 ?g 22 0.38 ...... 0.31 0. ( !!o x ? e. T. S. ManninE. lri I Azusa...... do...... 540 9 59.8 an -" , 31 18 53 0.35 0. ( 10 2 18 sw. A. P. Griffit.h. B dad ...... 3an Bernardlno.. 7M 8 77.6 ::::::I95-- I 25 I 54 13 36 0.00 ...... 0.00 0. ( ...... Santa Fe Co. B%emfleld...... gem...... 4oL 22 62.2 . 2.5 a7 33 I 37 13 35 0.3 0. c ...... nn~ Barstow ...... 3an Bernardlno .. 2,105 8 ...... I ....I 31 14 ... 0.48 !_.:.... 0.45 0. c 1 3 1 0 W. E. Ly White. Berkeley...... blameda...... 317 24 54.2 . 0.2 72 I 1st 37 11 'I6 1.56 !- 0.28 1.45 0. ( ! 14 2 14 SW. State Unlverslty. Mffs;...... Butte...... 9s 12 52.6 35 12 ... 1.01 '+ 0.02 1.00 0. ( 15 0 15 n. southernW. A. Chalfant. Pacific Co...... hy0...... 4.450 16 51.1 . 1.6 80 23t 19 14 4i 0.00 - 0.31 0.00 0. ( [ ?8 2 0 ...... Bishop Creak ...... do...... 8500 1 34.5 ...... 53 ! 23 I 9 13 23 0.50 ...... 0.50 5. c 1 17 0 13 ...... Paul E. Lodge. Rlockshurg...... Eumboldt...... 1: 700 5 49.3 25 11 42 6.28 ...... 3.55 '.I i 14 4 12 nw. Victor Ho Blue Canon...... PI scer...... 4,695 12 45.7 :-i.-i- I fi 1 12 19 38 4.90 + 1.13 2.10 11.. i 15 7 8 S. southern F&c co. Blvthe...... Riverside ...... 2 65.5 ..... 94 1st. 3s 12 55 0.00 ...... 0.00 0. c ( 19 LO 1 sw. Ra W Ward. Brhcomh...... Kendoelno...... 2. ow 11 47.4 23 l? 39 7.SI + 2.90 4.15 0. F 5 19 0 5 n. A. f. H'aun. Brawlez...... !mperial...... -105 2 6s. 6s ...... 42 29 4'' ...... M. D. Wittar. Brush reek ...... Rutta...... 2.140 7 53. R 2s 13 40 6.11 ...:... 3.52 3. ( 21 0 9 n. Cal. Gas & Elec. Co. Bumey...... lhasta...... 3, 1 46.4 ...... 31 . 23 I 14 12 49 3.06 ...... 1.59 3. C 17 7 6 sw. Mrs. M. D. Chambers. Calexlro...... hperlal...... y 6 69.2 ..... 94 1s 46 3 40 0.00 ...... 0.00 0. c c 23 4 3 nw. J. E. Peck. Callente "...... Kern...... 1,290 35 02.5 . 1.6 90 24 41 12 ... 0.78 - 0.61 0.78 0. E ?8 0 2 ...... southeill PaciRc Co. Callstoga~...... Yapa ...... 363 39 50.4 . 7.4 70 .13 3 ... 3.59 + 0.71 2.65 0. c : 11 0 19 W. Do. Campbell...... lanta Clara...... 217 14 52.7 31 11 40 0.60 - 0.36 0.30 0. E 17 9 4 nw. Cemptonville (near)#. . Yuba...... 4 52.4 26 12 42 6.67 ...... 4.05 0. E li 15 7 8 Cedarville...... Ldodoc...... :;E 17 43.9 , 1.6 75 1 19 12 40 1.74 + 0.74 0.76 7. c t 16 14 0 sw. Chlco...... 3utte...... 189 41 66. 8 , 4.8 85 17 30 12 47 1.43 - 0.36 0. so 0. a 5 19 2 9 5. China Flat ...... hmboldt...... GIH) 2 57.2 ..... 90 !?3 j 30 15 50 3.4; ...... 1.68 0. 0 5 1s 4 8 W. 0. I. Wasterburg. Chino c* ...... Ian Bernardino ... 714 19 59.2 '16 7R 18 50 3 .... 0.71 + 0.58 0.Y) 0. a 2 14 1 15 E sou~_heroPaclflc co. Cisco "...... Placer...... 5,939 io 40.3 310 65 17 ' 14 12 .... 4.20 - 0.14 1.70 12. a 4 21 0 9 ..... DO. Claremont...... ;Os Angelas...... 1, E 19 56.2 ' 0.9 81 I0 I 37 13 38 1.26 + 0.79 n. M 0. 0 13 12 7 11 W. F. P. Brackett. Cloverdale...... lonoma...... 8 51.8 ..... 85 17 34 12 43 2. a4 ...... 1.57 0.0 5 z.3 2 5 S. John 0. Of&?. Colfax...... Plaear...... 2,421 10 50.4 3.9 7s 22 ~ 27 12 36 4.10 - 0.32 2.24 0.0 a 18 2 10 S. southern Pacific Co. Colusa ...... Musa ...... Bo 8 56. 8 ..... 77 z2 39 12 40 0.91 - 0.51 0.63 0. a 4 23 1 6 n. C. D. MeCornish. Corning m...... Pehama...... 277 35 Bo. 7 0.4 85 23 40 13 .... 0.55 - 1.04 0.40 0. a 2 2 0 8 n. Elouthern Pacific Co. Cu yamaca...... $an Dlw...... 4,677 12 47.2 3.3 , 63 18 29 27 27 1.78 - 0.05 D. 7s 0.0 7 10 3 11 W. L L Mac We. Daunt ...... ruLsre...... 4, 4 4s. 1 ._.__76 25 29 13 37 4.27 ...... 1.53 0. a 9 14 1 15 ..... DO. L. Wls8on Davisville...... roolo...... 51 39 54.4 6.4 81 17 II 4s 0.89 - 0.50 D. 52 0.0 3 ...... 8. H. Beckett. Deer Creek...... hvada...... 3,700 4 44. S ..... 74 24 20 12 41 6.89 ...... 3.81 2.0 7 19 2 9 W. Cal. ass & Elec. Co. Del Monte...... dontarey ...... 56.4 ..... 76 10 35 13 36 0.m .; ..... 0.24 0.0 5 16 3 11 nw. A. R. Warner. Delta...... lhmta...... 1,lW 16 ...... !Z""' ...... southern PaclBe Co. De&...... Itanislaus...... 126 11 57.4 13 47 o.p 0.56 0.41 0.0 2 26 0 4 nw. Santa Fe Co. Dobbins (near)...... k-uba...... 1.650 7 56.0 z 12 34 3.64 I ...... 2.05 0. 0 6 10 7 7 5. Cal. Gas & Elect. Co. Dudleys ...... biariposa...... 39% 2 49.3 24 26 12 37 4.161...... 2.83 1. 0 7 19 3 8 IIW. W. H. Dudley. Dunnlgan *...... k'olo...... 34 64.3 17 48 10 .... 0.90 1- 0.64 0. 57 0.0 4 19 4 17 n. Sou~empsclec co. Duiwuuir"...... Ilsklyou ...... 2.285 12 48 7 17 29 13 .... 3.70 - 1.02 3.39 0.0 7 16 0 14 n. DO. Durham...... 3utte...... 160 16 66.8 23 32 12 44 1.44 -0.59 0.90 0. a 2 17 5 8 S. R. W. Durham. El Cajon ____.___ ._.___ Ian Diego ...... 482 12 57.9 15 31 14 46 1.27 + 0.38 0.36 0.0 5 1s 7 5 sw. H. H. Kessler. Elect ...... imador...... 725 7 59.0 13 42 4. rO ...... 2.45 0.0 7 22 2 li ..... Cal.A. F. Gas Schult. & Elect. Co. ra... "9. Elsinore...... Xiverside...... A,A.J*. 16 57. 7 Kt 13 53 0.25 - 0.19 3.25 n. o 1 22 1 7 W. Emigrant Gap ...... Placer...... 5.230 37 42.6 26 15 12 30 4.35 - 0.04 2.10 23.0 7 17 3 10 ..... Southern Pacific Co. Escondido ...... Ian Die 657 17 581 15 32 15 51 1 38 0.07 0.85 0.0 5 0 i7 3 W. A. R. Moon. Eureka ...... 3umbof%:: 1: 1 : 64 35 47.7 20 34 13 25 3:39 1: 0.89 1.90 0.0 9 6 I2 13 n. U. 9. Weather Bureau. Farmington -...... Ian Joaquin...... 111 32 57.6 21 34 12 .... 0.76 - 1.08 0.68 0.0 2 22 4 4 nw. Southern PacItlc Co. Folsom...... lacramento...... 353 39 ...... F. 0. Hutton. Fordyce Dam...... eevada ...... 6.500 16 a.9 14 49 0.91 + 2.03 P. 36 54.0 IO 15 5 10 sw. E. E. Roening. Fouts Springs _._..__ __ :OlUsa...... 7 52.0 12 4s 2.51 ...... D. 93 T. 7 ...... A. J. Bum. Fresno ...... presno ...... "E 34 59.0 13 35 1.03 - 0.31 D. 67 0.0 5 19 6 5 nw. U. 8. Weather Bureau. Fruto- ...... Wnn ...... 624 12 €6.0 12 .... 0.60 I- 0.93 0.40 0.0 3 21 0 9 s. Southern Paciec Co. Galt" ...... lacramento ...... 49 33 ...... Do. flwrgetown...... 31 Dorado...... 2,060 38 60.7 12 34 8.57 - 0.11 1.90 0.0 .1 19 2 9 se. I€. D. Jerrett. Gilmy*...... lantr Clara...... 193 37 58.4 10 .... 1.99 + 0.35 1. 10 0.0 5 19 0 11 , n. Southern P@ic Co. Gllta...... liaklyou...... 3.300 1 47.3 12 35 5.10 ...... 1. 54 13.0 5 16 7 7 I e. A. Dannenbnnk. Glennvflle...... 5rn...... I 5.500 1 ...... C. H. Likely. Gold Run...... mcer.-...... 3:ma I3 50.4 2 25 12 1. 40 0.0 s 20 4 Southern Pach Co. Gonzales" ...... Uonterey ...... 127 12 50.8 4 37 13 3. 15 0.0 3 5 17 F. R.Do. Hull. Grass Valley...... Vevada ...... 2,690 39 49.0 24 25 12 3. 61 0.0 9 15 6 Greenville...... Plumas ...... 3.m 17 44.7 24 16 13 1.55 1.0 6 15 7 sw. C. H. Highle. Groveland...... Puolumne ...... 2.838 3 49.0 24t 26 12 ...... 1.94 0.0 5 14 14 H. 8. Richardson. Guinda" ...... 13 ...... Southern PdfkCo. Hanlord...... iings ...... 249 I1 53.8 5.4 62 18 40 12 10 0.53 - 0.11 I. 40 0.0 3 19 1 IO ...... Santa Fe Co. Healdsburg ...... lonoma...... 110 18 52.9 2.0 7fl 20 31 14 38 I2.50 (+ 0.50 1.99 0.0 4 13 0 17 I s. F. J. Kinley. Hearst. .____._.__. __ __ ....do.., ...... 1.w 1 ...... _...... H. D. Ellmaker. Heher...... mperial ...... I -20 5 a.0 _____ 96 18 43 2s 43, 0.08 ...... I. 09 0.0 1 27 1 2 w. C. J. Booth. Heteh Eetehy...... Cuolumne...... I ...... _...... E. W. Brown. Holli?ter...... Ian Beni to...... _I 3,z 37 52.9 5.3 78 17 30 13 41 0.67 - 0.46 I. 39 0.0 3 12 8 10 w. J. N. Thompson. Hornbrook"...... lisliiyou...... _! 2,154 23 a.2 3.0 72 28 31 13 .._ 0.25 -0.40 I. 26 0.0 2 25 0 5 ...... Southern Paciflc Co. Hots r s rulare ...... j 3,300 4 50.60 ..... 77 26 29 15 34 2.78 ...... 3.91 0.0 6 19 1 11 .__.._U. 8. Forest Service. HullVRl%iiij::: 1: 1: Ake ...... 2,250 4 50.1 ..... 82 1 23 12 41 . 4.73 ...... 1.53 0.1 6 9 !4 7 sw. T. A. Betterton. Idyllwild...... $lverside...... 5.250 LO 48.1 1.3 70 25 24 39 3.52 0.0 4 19 5 Earl Powers. Independence...... ~.nyo ...... ~ 3.9W 15 53. 0 3.1 7s 24 27 13 T. 0.0 0 1s 11 U. S. Weather Bureau. Indlo ...... Zlverjide ...... --2o K3 71. 8 0.7 95 l7t 49 15 T. 0.0 0 2s 1 F. N. Johnson. Inskig; ...... 3utte...... 4,975 4 44.2 ..... 74 23t 18 12 b 25 16.5 5 9 .O Cal. Gas & Elect. Co. Ione ...... Cmador...... 287 13 61.3 3.6 80 13 I. 95 0.0 2 19 0 Southern Pach Co. Jamestown...... ruoiumne...... 8 53.0 ..... 79 23 1. Bo 0.0 3 21 3 Sierra Rallwa Co. 1--~1 IAN! 2 E Klng Clty...... aonwmy ...... I XY 14 63.6 2.6 80 In 25 14 I. 00 0.0 0 28 0 muthem ~aeLCO.

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC 614 MONTHLY WEATHER REVIEW. APBIL, 1911

TABLEl.-Climato2ogiwl data for April, 1911. District No. 11, Calijornia. - - Temperature, In degrees Fahrenheit. Preclpltatlm, In inches. k ------9 El; --

sta tlms. -8 D d A E Ji b el 52 d I%a% -"1 w d !! L! - 4 !3 n" 3 Za 0 fi - - L1 - - -- __ -c Cd~mfa-Contlnued. i ! Lake Eleanor ...... Tuolumne ...... 4, 1 ...... _ ...... ! ...... 0. I. Todd. La Porte...... Plumas...... 5, OOo 17 ...... _...... _...... Chas.Sante W.Fe Co. Hendel. Iaorand ...... Memed...... I 255 11 59.0 + 3.2 80 2 36 28 39 0.40 0.0 1 22 17...... Lemon Cove...... Tulare...... 600 16 60.6 - 1.6 89 16. 33 13 43 1.51 - 0.22 0.98 0.0 3 10 11 3 W. G. W. Sandidge. Lick observatory - - - - santa Clara...... i 4.m P 44.6 - 1.4 64 17 22 12 I9 1.35 - 1.80 0.85 0.0 4 17 67n. The Director. Livermore...... Alameda...... 485 40 55.1 - 1.8 @A 17 30 12 44 0.69 - 0.56 0.47 0.0 5 14 6 10 W. E. Q. Still. Lodl ...... : ...... SanJoaquin...... 45 29 56.8 - 2.5 78 17 33 12 a6 0.60 - 0.67 0.43 0.0 3 ia 75W. EmFlske. Lone Pine...... Inyo...... 2.728 6 56.2 ...... 82 23 30 15 44 0.00 ...... 0.00 0.0 0 30 00S. Q. F. Marah. Long valley...... Lansen...... 4, 2 45.8 ...... 75 24 15 13 42 0.53 ...... 0.33 1.5 3 9 7 14 SW. A. Q. Evans. Los Angeles...... Los Angeles...... 34 58.4 + 0.8 81 15 45 28 31 0.28 - 1.08 0.12 0.0 g 8 13 8W. U. 8. Weather Bureau. Los Banes*...... Mmd...... 121 24 60.7 - 2.7 15 3 40 14 ... 0.32 I- 0.29 0.22 0.0 ; 10 W. Southern Pacific Co. Los Qatos...... Santa Clara...... 600 24 55.0 - 1.0 83 17 33 12 39 2.4ti + 0.27 1.83 0.0 6 20 1 n. F. R. Mccullagh. Mozloud ...... siskiyou...... 3,410 1 45.9 ...... 7s 24 14 12 48 3.61 ...... 1.67 0.0 5 17 9 4 S. FFSenm Macdoel...... ao...... 4,258 4 40.8 ...... 74 24 12 12 I 0.23 ...... 0. 20 2. 0 2 14 3 14 n. B;tk #alley L. Co. Madeline...... Lassen...... 5.210 2 37.7 ...... 68 1. 8 12 u 1.31 I ...... 0. 48 10.0 a 14 3 13 sw. J. H. Williams. Magalla...... Butte...... 2,331 7 53.8 ...... 82 23 26 12 41 7.30 ...... 6.30 0.0 2 17 6 7 se. Butte Co. R. R. Co. Mammoth Tank ...... Impdal...... 257 33 Bo.6 -14.8 85 25 40 1 35 0.00 - 0.N 0. 00 0.0 0 30 0 0 W. southern Pariflc co. Marysville...... Yuba...... ti7 40 57.8 - 4.2 0 17 36 12 40 0.w - 0.53 0.69 0.0 2 21 0 9 S. Do. Mecca ...... Rlverslde...... -185 5 70.2 ...... s6 17 47 28 41 0.15 ...... 0.15 0.0 1 30 3 1 nw. E. A. Palmer. Menlo Park- ...... San Wateo...... 64 33 56.6 - 0.5 74 17 3s 18 ... 0.92 0.0 1 ...... _. Southern Paeiae Co.' biercad...... Mereed...... 173 37 56.0 I- 4.0 79 25 31 13 35 0.33 0.0 2 24 0 6 nw. Santa Fe Co. Mill LhkNo. 1...... Amador ...... 4 51.8 ...... 76 1> 30 12 34 4.70 I_.I:II 2. 25 0.0 9 16 7 7 n. J.Cal. H. Gas Southw!ck. 6 Elect. Co. Milton (near) ...... Calaveras...... 660 20 55.2 - 3.4 75 177 33 13 28 1.58, 0.44 1.18 0.0 4 18 9 3 nw. Modesto+r ...... Stanislaus...... 90 39 64.6 + 2.4 78 li 50 11 0.62 - 0.30 0.50 0.0 2 14 0 16 n. southern PacIBC co. Mo'ave ...... Kern...... 2.751 34 55.0 - 4.7 72 24 34 a. 34 0.50 I+ 0.33 0.50 0.0 1 25 0 6 ..... Do. Mobumne Htll...... C'alaveras...... 1.550 18 53.6 + 1.2 74 17 32 12 28 3.83 I+ 0.65 1.56 0.0 6 16 5 9 .._. C. E. Prlndle. Mono Ranch ...... Ventura...... 3.210 5 49.4 ...... 78 18 21 13 42 0. 48 0.0 2 18 7 5 W. Herbert Lsthrop. Montspue...... sisklyou...... 2,450 23 47.7 - 6.1 83 24 P 15 51 0.43 T. ti 15 7 8 n. I. E. Deb Monterey * ...... Monterey...... 15 46 53.8 - 2.0 68 14 40 23. 0.32 0.0 3 24 4 2 W. Southern %kcCo. Monterio...... Kern...... 4,500 12 47.9 - 4.3 7ti 25 28 12 26 0.32 0.0 5 17 10 3 nw. JohnU. 8. Weatheic'. Knecht. Bureau. Mount Tsmalpals ...... Marin ...... 2.375 12 45.4 - 1.1 72 17 30 12 23 1.51 - 0.49 1.15 0.0 8 17 4 9 nw. Napa Jity...... Napa...... L? 34 62.1 - 3.8 7s 17 34 9 41 1.43 - 0.81 1.23 0.0 2 0 30 0 8. Alex. Hull. Napa (8. H.) ...... do ...... Bo 33 ...... I...... -. .. _. ... .-. .... W. H. Martin. Needles...... San Bernardino.. . 477 19 71.8 - 0.4 50 14 33 0.38 + 0.33 0.21 0.0 2 a8 1 1 W. Santa Fe Co. Nellle ...... San Dlego ...... 5350 2 ...... _. .... I.. 2.20 ...... 0.75 0.0 6 _. ._. .--_s:T w:0 Bailegad: Nevada Clty...... Nevada...... 2: 680 19 49.4 - 0.4 81 24 23 li 45 4.48 - 0.24 2. 84 0.0 10 16 4 ii 8W. Newcastle...... Plum.. .. >...... 970 18 56.8 - 1.4 82 23 32 13 36 2.12 - 0.17 1.9 0.0 5 23 0 7 W. Q. D. bellogg. Newhall-...... Los Angelea...... 34 54.5 - 4.4 86 17 8 15 ... 0.33 - 0.70 0. m 0.0 2 21 0 9 se. Southern Pacific Co. Newman...... Stanlslaus...... 91 22 66.0 + 2.9 Ea 24 I 12 17 0.27 - 0.57 0.27 0.0 1 21 0 9 n. E. 8. Wangenhelm. Nimshew...... Butte...... 2,500 7 51.2 ...... 78 16 22 12 37 6.11 ...... 4.55 0.0 6 22 0 8 .... Cal. Gss & Elect. Co. North Blodeld...... Nevada...... 3,214 14 49.7 - 3.6 77 24 23 12 4l 4.50 + 0.56 1.96 0.0 6 18 2 10 sw. J. R. McIntosh. North Work ...... Madera...... 3,000 7 51.4 ...... 79 23 30 12 37 4.23 ...... 2.47 0.0 6 9 18 3 W. C. H.Shim. Oakdale- ...... StanLslauS...... 156 17 - a.1 81 17 33 13 ... 0.88 - 0.48 0.74 0.0 a 18 7 4 nw. Southern Paciflc Co. Oak Qrove ...... San Dlego ...... 1 56.z...... -...... -. .. ._ ... _-. .... B. L. Johnson. Oakland...... Alameda...... 36 35 55.2 - 0.2 74 17 41 13 28 1.a -0.79 0. I 0.0 4 13 7 10 W. Cabot Observatory, Oceanside...... Ban Diego ...... 1 61.9 ...... 83 14 43 12 34 0.91 ...... 0.56 a. 0 6 14 7 9 W. H. D. Brodie. Ojai Valley...... ventm...... !3Ml 5 56.6 ...... 83 16 33 13 45 0.81 ...... 0.42 0.0 3 13 S 9 sw. W. H. Duncan. Orland...... Glenn ...... a54 29 58.3 - 5.1 89 23 30 11 40 0.44 - 0.97 0.29 0.0 4 19 7 4 se. U.F. T.S. ReclamationHale.. Servfce. Orleans...... Humboldt ...... 520 8 59.2 ...... 97 23 30 13 53 4.06 ...... 1.46 0.0 8 15 7 8 ..... Oroville (near) ...... , Butte ...... a50 !a7 57.4 - 3.3 84 17 30 11 35 1.88 - 0.39 1.35 0.0 4 15 2 13 s. E. D. Fairchild. Palermo...... do...... c 213 m 60.4 + 1.9 96 21 !a9 19 49 1.23 - 0.41 1.25 0.0 1 6 19 5 S. western Pach Co. Palm springs ** ...... RiveAide...... 534 22 67.1 - 7.5 92 18 55 27 .. 0. m 0.0 1 22 5 3 W. southern Paem co. Passdena...... h Anples ...... 837 21 56.8 - 3.3 83 16 37 13 42 0.33 0.0 7 18 4 8 SW. E. D. 8ONEr. Paso Rol~les...... San LUISObispo.. 800 24 84 18 29 14 46 0.70 0.0 4 19 6 5 nw. Dr. F. 1%'. Sawyer. Peachland...... Sonoma...... 190 15 80 17 29 12 38 1.72 0.0 7 16 10 4 sw. E. H. Parnell. Penstock camp ...... Tuolumne ...... 3,750 4 ...... Tuolumue Water Power Co. 1.875 23 90 24 as 13 46 1.54 0.0 4 ...... A. Baring-Gould. 250 18 71 17 43 12 22 0.78 0.0 6 14 0 10 nw. John Hyslo 490 19 65 m 42 12 17 0.75 0.0 5 10 7 13 nw. U. S. weatkr B-U. 464 22 89 27 33 13 49 0.40 0.0 6 18 S 4 ..... Leslie McAullff. 3,400 16 76 23 16 m 46 1.87 T. 5 22 4 4 sw. U. S. Forest Service. 307 34 87 23 34 12 36 0.90 0.0 6 18 7 5 58. U. 8. Weather Bureau. 552 35 80 23 31 12 36 1.14 0.0 4 19 5 6 n. L. F. Bassett. 1,352 18 84 17 37 13 42 0.32 0.0 6 16 5 9 W. P. W. Moore. 347 11 s5 25 32 14 41 1. Wd 0.0 1 23 0 7 n. Santa Fe Co. 2. a50 5 54.7 ...... 79 17 38 12 35 0.61 0.0 8 13 7 10 58. 5. California Edison Co. 851 as 59.2 - 1.2 89 16 34 15 52 0.28 0.0 6 11 14 5 SW. J. H. Cox. 249 40 56.S - 3.6 80 15 34 14 36 0.95 0.0 3 25 0 5 SB. southem Paciac co. 75 8 49.1 ...... 6s m m 13 34 3.73 1.92 0.0 6 I1 9 10 n. Dr. R. Callahan. 71 34 75 17 41 28 30 0 66 1.62 0.65 0.0 3 19 7 4 S. U. 8. Weather Bureau. 35 56 76 17 38 as 32 0187 11 0.88 0.61 0. n 3 18 8 4 sw. 8. H. Gerrish. 255 3 55.2 ...... 82 17 30 11 44 4.14 ...... 3. m 0.0 5 ...... Frank Kettlewell. 40 37 54.5 - 1.0 71 14 32 13 39 0.85 -0.4s 0.35 0.0 5 18 6 6 W. Miss E. Ruth Abbott. 1,054 19 58.9 - 0.6 90 17 32 15 54 0.48 - 0.76 0.30 0.0 4 12 12 6 sw. Dr. A. K. Johnson. 93 40 57.7 8- 0.5 79 14 44 13 29 0.65 - 0.11 0.36 0.0 5 16 10 4 nw. U. 8. Weather Bureau. m7 40 53.6 - 0.1 73 17 42 12 23 0.69 - LOR 0.81 0.0 6 12 11 7 W. Do. 1.550 18 59.8 + 2.5 90 15 33 15 57 1.39 + 0.68 0.83 0.0 5 16 4 10 ..... E. T. Tanuer. 95 36 53.5 - 3.9 79 17 33 13 39 0.45 - 0.91 0.34 0.0 7 12 13 5 nu,. U. 8. Weather Bureau. 48 16 53.4 - 4.9 7a 19 30 11 39 1.41 - 0.32 1.25 0.0 4 17 5 II W. Frank Jones. San Luls Ohispo...... San Luis Oblspo.. mi 16 54s -04 78 15 38 27 35 1.32 - 0.65 n. 75 0.0 7 15 4 ii nw. U. 8. Weather Bureau. San Mateo -...... San Ma-...... 22 37 60:9 '+ 4:l 72 17 48 13 .. 1.19 - 0.57 1.00 0. n 4 15 3 , 12 S. southern Paciflr co. San Miguel -...... San Luls Obispo.. 616 24 57.3 - 1.0 so 17 37 13 .. 1.37 +0.79 0.91 0.0 4 10 12 8 ..... Do. Ban Migiiel Island ...... Santa Barbara. ... 500 17 55.4 ...... 6!2 15 50 12 10 3.01 + 2.51 1.41 0.0 3 20 11 9 nw. Capt. W. GI. Waters. San ...... Fresno ...... 371 22 52.6 -11.6 75 2. 23 12 .. 1.11 +0.64 0.71 0.0 3 ...... Southern Pacffic Co. SanrBarbara...... Santa Barbara.. .: 130 27 56.3 - 2.1 75 16 40 13 31 1.03 - 0.16 0.44 0.0 7 18 ..... 0.W. Russell. Santa Clara...... Santa Clara...... 90 22 54.3 - 1.4 81 17 30 13 43 0.62 - 0.51 0.42 0.0 4 18 nw. Santa Clqa College. Santa Cr tu...... Santa Crur...... m 38 54.6 - 3.2 75 131 37 19 3s 1.05 0.0 5 m n. W.R. Springer. Santa Mamrita t.._. .- San Luis Oblspo.. 998 22 49.2 - 6.7 70 51 30 S .. 1.35 + 0;io 0.70 0.0 2 22 n. southern pacm co. Santa Maria...... Santa Barbara.. .. m 23 53.0 - 4.8 73 16 38 2s 22 1.g + 0.94 0.89 0. n 4 18 W. Edwln Mot% Santa Monica...... Los Angeles...... 110 24 53.6 - 7.7 76 11 40 13 32 0.33 - 0.11 0.23 0. n 2 14 W. NDInham Santa Ross ...... Sonoma ...... 181 33 52.0 - 4.4 77 17 20 12 37 3.01 + 1.3 1.40 0.0 6 11 11, 8 SW. M: L: ~honaid,ir. Selma t.:...... Fresno...... 311 35 59.3 - 3.1 81 25 39 12 ... 1.34 I+ O.li7 0.55 0.0 4 n 45nw. Southern Pacific Co. Seven Oaks...... San Bernardlno.. . 5. ooo 1 46.0 ...... 75 18 17 27 15 0.12 0.12 0.0 1 2n W. M. Lewis. Shasta...... Shasta...... 1.048 15 58.9 + 1.4 95 2 24 10 57 1.73 0.0 3 21 : l: nw. Dr. T. J. Edgecomb. Slerra Madre ...... Loa Angeles ...... 1,400 14 mm- 3.9 81 16 41 13 33 0.48 0.0 5 10 4 16 8e. Mm. A. C. Gregory.

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC APRIL, 1911. MONTHLY WEATHER REVIEW. 615 TABLEl.-ClimatologiWl data for April, 1911. District No. 11-Continued. - - Temperature, indegrees Fahrenheit. Precipitation, In inches. , Sky. f. - - - - _- - rg - - - M 9 ? & ;E 2 ! lai: a :! stations. Countles. 1s 4 Observers. -E i gs jd jb CT a2 ,.-;: c: g 1: ; $. - - i 4 d +r %! %! B - 32e * @ I? i=iz 9 3 # m d sd; 8 t3 c 41 qC - - - - ..... __ - __ -1------Sierraville...... Slerra...... 1 42.5 ...... 74 23 11 12 $2 1.81 ...... 1.10 0.0 4 13 7 10 SW. C. D. Johusun. SLaaon...... Siskiyou ...... 2% P 45.0 - 2.9 75 4 21 13 41 2. OIL . 0.52 0.85 6.0 6 20 2 S n. Southern Pariflc Co. Soledad w...... Montere y ...... 1% 37 li4.4 t 7.1 s3 5 ... 0.10 . 0.55 , 11.10 0.0 1 19 0 11 n. Do. Southeast Farallon.. ... San Francisco.. ... 30 S 50.3 ...... 56 9 2 2Y 7 1.00 ...... 0. fiG 0.0 7 14 G 10 nw. U. S. Weather Bureau. sonora...... Tuolunine...... 1.825 23 54.9 ...... 7s 24 32 111 34 2.99 - 0.30 1.G7 0.0 4 IS 7 5 nw. Chas. P. Jones. Squirrel Inn ...... San Bernardlno.. . 5.m 1 45.2 ...... lis 19 2s 131 30 1.26 ...... 0.48 0.0 5 13 S 9 S. A. D. Frantr. Stirling Cit Butte...... 3,525 I 50.1 ...... ,y9 1 18 E 34 7.35 ...... 3.80 1.0 4 17 2 11 w. Butte Co. R. R. CQ. stockton ckii: j: 1:: 1: San Joaquin ...... ?3 UI 55.0 - 3.9 77 10 37 12 3li 0. GG - 0.63 0.54 0.0 2* 20 S 2 nw. State Hos ital. Storey...... Madera...... 2% 11 54.2 - 2.i: s1 25 29 171 47 0.85 0.00 0.65 0.0 ?? 0 8 n. Sanla Fe 80. suisun -...... Solano...... 20 31 1.0 - 1.9 73 1 36 12 ... 0. ss - 0.71 0.78 0.0 2 25 0 5 W. Southern Parlfin Co. Summerdale ...... Mariposa...... 5,270 15 ...... J. H. Lowry. Summit...... Placer...... 7,ni7 33. 0 - 1.9 51 2 30 4.70 - 0.49 ~ 1.m 47.0 5 IS 0 12 sw. Southern Perific Co. Susanville...... Idasen...... 4.175 --:: 43. s - 3.5 73 24 35 1.4 - 0.15 0.98 1.0 5 17 11 2 sw. Jamis-Branham. Tamarirck...... Alpine...... S.OC0 5 1.8 ...... 53 20 43 5.19 ...... 1.25 51.0 11 14 3 13 8W. William Bennett. Tehachapi w...... Kern...... 3.94 34 51.6 t 1.4 74 21 ... 0.93 - 0.37 0.32 0.0 4 ...... __. Southern Paclfir Co. Tehama w...... Tehama...... ' 2% 40 55.3 - 5.4 89 17 ... 0.25 - 1.19 0.15 0.0 2 19 0 11 n. Do. Tejon Rancho ...... Kern...... 1,500 9 52.2 ...... 74 26 30 1.11 ...... 0.50 0.0 4 IS 4 8 n. S. E Bailev. Three Rivers ...... Tulare...... 870 1 5s. 4 ...... $5 25 34 13 3s 1.S ...... 1.27 0.0 4 14 8 S SW. E. D. Rartbn, Towle...... I Placer ...... 3. io4 25 46.0 - 4.1 74 2.5 P 12 34 5.11 - 0.1 2.00 0.0 5 19 2 9 ..... Sougiern Pacific Co. Trarv...... San Joaquin ...... CJ 31 61.7 +- n.s 78 17 44 12 ... 0.93 - 0.72 0.20 0.0 2 20 2 8 nw. Do. Ukiah ...... Mendocino...... 620 1s 53. 8 - 1.2 67 23 2s 1" 49 2.73 - 0.m 0.0 G 20 5 5 nw. Dr. Geo. NcCowen. . Upland...... San Bernardino ... 1.7% 14 57.4 0.0 85 15 35 13 49 1.2s - 0.08 0. n 5 15 10 5 w. A. P. Harwood. Upper Lake ...... Late...... 1.350 26 54. n 0.0 fin 24 31) 14 41 1.97 - 0.04 0.98 0.0 6 1s 4 s UW. C. M. Hammond. Varaville...... Solano...... 175 23 55.4 - 3.li S4 17 2s 12 47 1. rh5 - 0.79 1.49 n. o n 17 12 1 RW. C. 0.Cohurn. Vallev Springs rc+...... Calaveras ...... Gi3 P 5s. 4 - 1,s A2 "'2 41 13 ... a. n3 - 0.50 1.51 0.0 5 15 10 5 nw. Southern Pacific Co. VLSallR...... Tulare...... 334 ?I I:?. 2 t 3.t; 7R 2') 4C 13 16 1.m - 0.43 0.37 0. o 4 12 12 6 n. Santa Fr Co. Warner Springs...... San Diego ...... 3, IM 3 52 5 ...... so 17 30 I? 41 0.38 ...... 0.M 0.0 4 21 4 5 ...... Nrs. F. S. Sandford. Kern...... 336 11 5% i - 0.5 Si ?? 30 ?G 41 n. ?o - 0.41 0.20 0.0 1 Y2 13 5 ...... SantaSprerkels Fe Co.Sugar Co. Santa Cruz...... 23 15 53.0 - 3.ii iC 15 40 1.81 - 0.39 0.0 5 8 13 9 88. Humboldt ...... 1.700 I 48. 0 ...... 80 23 g .;; 39 ' 6.93 ...... 5.0 9 20 5 5 S. Msiutiern E Lathro Pacffie co. Slanislaus...... 90 22 w.P - 3.3 iS 24 42 ?? ... 0.15 - 0.52 n. 0 1 ?ti 0 4 n. Puha...... %I24 5(i. 0 - ?.4 77 lfi 34 14 37 ; 1.21; - 0.18 , 0. c.9 0.0 4 16 7 8. Wm.Lumbard. Glenn...... 136 32 50.0 - 4.3 s1 1i 2s. 12 37 O.R1 - 0.53 0.23 0.0 5 19 ; 8 8. Y. T. Harrington. Mariposa...... 3,945 7 49.9 ...... a2 25 24 11 50 i 2.72 ...... 1 2.10 0.0 5 12 12 G ne. J. P. Kelley. ------

a b, 0. etc.. indicate, respectively, 1. ?. 3. ek.. daw missing from the record. *&Temperatureextremes are from observed readings of the dry bulb; means are computed im oha ,ved readings. t Also on other dates. T. Precipltation is less than 0.01 inch rain or melted snow. Correction for the Janunry, 1911, Moiuhly Weather Review. On page 123, the total precipitation for "Yosemite" should read 11.39 inches. On page 127, the total precipitation for " Willows " should read 7.20, and for " Yosemite " 11.39, inchee. 9759G11-9

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TABLE2.-Daily p,eciiptueion for April, 1911. District No. 11, Oregon.

Klamath Agency .... Klamath...... Klamath Falls.. ..:_ ... ..do...... Lo Valley ...... 'Pltt ...... w3~.:...... Int. ~rainsge...... Yonna...... do ...... California. Abertlne ...... sacrament o'...... Coast ...... 41 ..... panrame a ...... do ...... T. .... Alturas...... Sacramento...... Angels Camp...... San Joaquin...... Anglols...... do...... Antloch...... do ...... Aptc-...... Coast ...... Arrowhead Sprlngs...... do ...... 24 Auburn ...... Sacramento...... Avalon...... Ocean...... 31 T. Axma...... Coast...... -: .35.. .. T...... 10 .OS...... Bagdad...... Desert ...... Bakmfield ...... Son Joaquh ....I-:$ :...... ZQ ...... Barstow...... Desert ...... 48...... Bear River ...... San Joaquin ...... Bear Valley (1)...... Sacramento...... 2.55 1.60 .P .... 1.00 .41 .10 .45.. .. Bear Valley (3) ...... San Joaquin ...... 15 ...... 18...... Bear Valley Dam.. . Coast ...... oQ...... Belotta ...... Sau Joaquiu ...... 1.05 .15 ...... 01 ...... Ben Lomond ...... Coast ...... 4.40 .92 ...... 33 ...... Berkeley...... do...... 1.45 ...... 06 .04 ...... BI ...... Sacramento...... 1.00 .01 ...... BE^...... Owens...... Blshop Creek ...... do-...... Blocksburg...... Coast ...... Blue Canon...... Sacramento...... Blythe ...... Desert ...... I:...... Boulder Creek ...... Coast ...... Bowmans Dam ..... Sacramento...... Brauscomb...... Coast ...... Brush Creek ...... Sacramento...... Bume ...... do...... Butt8.%alley,...... do...... Calexico...... Desert ...... Callente...... San Joaquh .... .7S ..... Callstoga ...... Coast ...... Campbell...... do...... Campo...... do...... 35 .03 . Camptonwe (near). Sacramento...... Cedarville ...... M o u n t a I n ...... Lakes. Chester ...... Sacramento...... chico...... do...... Chic0 (near)...... do...... China Flat ...... Coast...... Chtno ...... -.do...... Cisco ...... Sacramento...... Claremont...... Coast...... ! T. .S4 Cloverdale...... do...... Colfax ...... Sacramento.... _.._,_._.. Colgate...... do...... Colusa...... do...... Corning...... do...... Corona...... Coast...... Cuyamaca...... I .do ...... iS .04 Daimt...... San Joaquln .... .24 T. . Davlsville...... Sacrameuto...... Deer Creek...... do...... Del Mon te...... Coast...... W .aS . Delta ...... Samnmento ...... Denair...... San Joaquin ...... Desarnso...... Coart...... Dlnuba...... San Joaquin ...... Dobbins ...... Sacramento...... Downieville...... do...... Dudley ...... Sau Jolquln ...... 06. Dunnigan ...... Sacramento...... Dunsmuir...... do...... Durham...... do...... Dyerville ...... Cosst ...... East Park...... Samamento...... Edgewocd ...... Klamath ...... Edlson ...... San Joaquin .... .41 ..... El Cajon ...... Coast...... 38 .I4 Electra ...... Sau Joaquiu ...... Elsinom...... Coast ...... Emigrant Gap...... Sarramento ...... Escondido...... Coast...... S5 .O? . Eureka...... do...... Fairmont...... do...... Farmington...... Son Joaquin...... Felton ...... Coast...... Firebaugh...... Ssn Josqulu...... Folsom...... Sacramento...... Fordyce Dam...... do...... Fort Bragg ...... Coast...... Fort Ross...... do...... Fonts Springs...... Sacramento...... Fredalba ...... Coast...... 40 .13. Fresno...... San Joaquin...... Fruto ...... Sacramento...... Galt...... San Joaquln...... Georgetown...... do...... Ol .....

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC APRIL,1911. MONTHLY WEATHER REVIEW. 617 TABLEZ.-Dady precipitutionfor April, 1911. Diswiet No. Il-Gontinued.

I Day of month. I- Stations. Watershed. I;

Calijornia--ConM. Gilroy ...... Coast...... 1. Giltn...... do...... 5.N Glendora...... Glen Ranch ...... Glennville...... Ban Joaquin ...... i ...... -,. .. .I...... :...... - ...... Glenwood...... Coast...... ~..-:~____~l~.al.w.... I.. .=I...... 1:::l: ...I ...... ~...l.... ___.I.... 4.05 Gold Run ...... SWmentO...... 02 1. W: .10 ._I .... , .iO I .50; .a,.05,. ::::I::::...... !...... ,...... _;_...... _,_. ._,_ .. -1.. ..I_...... _,.... .lo,...... 1 .,.... 1 3. O! Gonzales...... Cost...... 13 ...... I .... u.= Grass Valley ...... Yacrninento...... 19 .01 ... .:.... 5.16 Greenvllle...... _._.do...... T. T...... 4.66 Gridleg ...... 1.25 Grove nd ...... 3.25 Quinda...... Hanlord ...... ,...... 40...... 0.53 Head Dam ...... 5.09 Healdsburg...... Coast.. _._.I...... 2.a Hearst...... do...... I...... Heber ...... Desert .... 0.09 Helen Mine ...... Cwt...... Hesperia ...... Desert.. Hetch Hetchy...... Holcomb...... T. .01 ...... Hollister ...... ___I_...... Hornbrook...... T...... 0.25 Hot Sprinp...... 53 ...... 2.78 Hullvllle...... -03 T. ..../ .... 4.73 Idy Ilwlld...... 30 .%? 1.34 Independence...... T. Indio ...... hkio..:~~~ ______. ~~~~ ___ Ione...... JaeksonviUe...... Jamestown...... do...... Jenny Lind ...... do ...... Jolon...... haat...... Julian...... :::: :::: :::: :::: :::: ::: ::: Kennedy Mine.. ... Kennett...... Kentfleld...... Kernvllle...... King Clty...... 0.00 Kni hta Lmding...... 1.10 La Brange...... 75 ...... I .50 ...... 1-25 Lake Eleanor...... Lakeside...... 0.70 La Porte ...... Lathrop ...... Laurel...... 40 .75 Laytonville...... Le Grand...... Lemon Cove ...... Lick Observatory -, ...... Livermore...... Lodi...... Lone Pine...... Long Camp...... 1.80 Lo Valley ...... 0.53 Lo3 sburg ...... Cosst ...... 0.75 Los Alamos...... _..do...... 1.47 Los Angeleu...... do ...... 0.28 Los Bnnos...... San Joaqiiin 0.32 Los Clams...... Coast...... 9.46 Los Molinos...... ~acrammm...... 0.64 Low Observatory...... McCloud...... Sacramento.. . 67 1.5il.. .. Mac.ioe1...... Klamath...... Mamieline...... Mountain ...... 1.ake~". ?&:alia...... Sscnmento...... 7.30 Mammoth Tank. -. Desert...... 0.00 Mariposa...... Sari Joaquin ....: .... Mnrysville...... Sseramento...... Mecca...... Melones ...... 2.51 Menlo Park ...... 0.92 Merced...... SanJoaquin ...... Mewed Falls ...... __..do...... 06 Mesa Qnnde...... Coast...... Mill Greek (11. ._.., Sari Jmpiiii ...... 4.70 MillCreek(3) ...... coast Mills College...... 1.60 Mllo...... 1.75 Milton (near)...... '1.58 Modesto...... '0.62 Mojave...... 0.50 Mokelumne Hill .... Ysn Josquin ...... I 3.83 Mono Ranch ...... Coast .... 0.59 Monroeville...... San Joaquin...... 0.70 Montague...... Klamath...... 1.20 Monterey...... coast...... I...... 0.57 Monterio...... Ssn Joaquin ...... 0.76 Msntgomery Creek. Sacramento. Mount Tarn4 'Lis Coast. Moiint St. He8m:' .....do...... 5.35 Napa City.. ______..... 110...... 1.43 Naua (S. E.)...... do ...... NRdwlles...... Nellie...... Nevada City...... Newcaqtle...... Newhall..:......

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC Unauthenticated | Downloaded 09/28/21 01:39 AM UTC APRIL, 1911. MONTHLY WEATHER REVIEW. 619

TABLE2.-Daily pr&@hn for Apd, 1911. Dist&t No. 11-Continued. . - - I Day of month. Stations. -. i 18 - -z

Coast...... 1.28 Sacramento.. .41 .98 ... 1.97 Coast ...... T...... ~ ...... 04 .mi...... 7.47 Sacramento...... 1.49 .Ol ...... 04 T. T...... 1.65 SmJoaquiu ...... 1.51 ...... ~ ...... _.I:::: .... :::: 2.63 .. .-.do...... 37 ...... ____I...... 17'...... 1.08 Coast...... 16 ...... 06 ...... T. T...... 0.38 San Joaquin...... 0. I m coast...... ,...... !...... 1.80 Klamath.. T...... ti. 93 Sacramento...... I ...... oi .05 .03... 8. 21 San Joaquin ...... 0.15 .....do...... I...... 1.768 ...... 3.70 Coast...... I .3til.. ..I.. ._I... -1...... 0.76 Sacramento...... 40 .68 ...... 1.26 .....do...... I.. ..I.. ..I_. ._I.lo) .!E ...... 0.81 San Joaquin .... .02 ...... 2.101 ..I ...... 2. 7a - - * Precipitation included In that of the next measurement. $ ¶te dates of falls not recorded. I Precipitation for the 14 hours ending on the mornlng when It Is measured. 4. Precipltatlon Is less than 0.01 inch rain or melted snow.

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC 620 MONTHLY WEATHER REVIEW. APRIL, 1911

TABLE3.--Mmmmum and minimum temperatureafor Ap'l, 1911. Section Number 11, Ca&forniu. - California.

.- ~ . __ .- -. __ ndepend-' Mount Ta Nevada Porter- Date. Brawley. Colusa. Eureka. Fresno. ence. malpnis. city. vilie. Zed Bluff.

.. .- .I .- - - ... _- _- _. - I W. Yin. Yay. din. Max. Min. Max. I Mh. dax., Yin. Iru. tin. [ax. I Mln. [ax. I=. [in. Max. .in. &ax. :m< Max. :m. - - ~ Ill:~- - ~. - - -1------.. -. - _- - - 1...... 44 31 I ...... I . 72 49 52 49 69 52 72 46 60 51 6242 74 43 78 56 Z...... 69 27 ...... 71 . 36 ...... I--.- ' 68 49 53 46 69 55 78 41 62 52 58 48 71 46 75 50 6852 3...... 64 39 ...... I (ID I 33 ..... ~ ...... 69 47 71 49 72 41 64 54 511 40 61 46 75 48 67 47 4...... 49 34 ...... 33 38 ...... 64 50 : 71 47 7' 38 65 54 47 I 42 4s 41 75 44 54 51 5...... 46 35 ...... , 65 I '45 ...... 67 52 53 47 61 52 65 48 59 53 501 40 51 39 5s 51 64 ,51 B...... 55 8353 62 4 51 ' 45 70 52 I43 65 54 53 40 63 39 75 48 6350 7...... 65 5s 6s 47 50! 41 G9 45 I?? SO 61 54 w,36 64 31 72 49 72 50 8...... 63 8454 66 45 58 45 75 45 72 35 64 53 52; 34 64 30 73 49 62 47 9...... 55 86 51 63 4s ti9 48 69 42 63 52 45 37 52 40 77 45 61 45 10...... 47 84 51 59 38 49 1'3 65 44 Ci 30 6i 50 46 37 52 33 69 40 56 40 11 ...... 40 26 ...... 42 1 30 68 56 59 38 47 31j 62 44 6c 34 65 49 42 30 51 34 67 39 56 40 12...... 38 13 ...... 38'23 79 52 57 31 47 31 I 36 55 31 63 47 44 30 55 23 63 38 55 34 13 ...... 39 18 ...... 79 52 62 40 50 34 Gi 34 57 37 6s 45 52 34 Q 24 68 32 Go 41 14 ...... 54 15 ...... : ip, 75 54 68 30 59 35 71 38 ,5s 29 77 50 55 41 66 28 79 39 70 40 16 I 15...... 65 ...... 83 49 78 36 56 3s 76 43 67 29 81 50 65 49 71 26 7s 40 78 43 16 ...... 65 23 __.______70 34 8s 48 80 40 53 47 78 45 74 33 79 55 68 $2 74 29 so 39 81 47 17 ...... 68 24 ...... 74 38 91 53 81 _.. 55 44 82 5u 76 40 'I1 48 75 56 77 36 85 41 8250 18...... 66 33 ...... 62 36 93 51 76 50 8" 44 7s 50 78 39 71 51 57 41i 67 39 .% 40 67 54 19. 52 23 50 i4 31 70 61 45 ... .___..__._...... 60 30 90 49 39 -_. 44 G6 39 6i 52 81 '3 81 41 m...... 60 29 ...... (i8 35 85 50 69 49 G4 :i0 1, 45 63 33 65 54 G3 50 71 33 so 44 21.... 68 28 ...... 71 34 86 50 73 48 $2 48 7s 48 io 33 66 54 57 45 72 33 83 41 22.... i2 26 ...... 70 39 91 52 77 4Li 53 4i so 46 75 39 k56 50 ti5 51 77 34 84 44 s.... 75 29 ...... i2 40 91 53 75 .-. 53 J(i 54 51 78 45 Q 52 65 5(i 7s 37 85 413 24 .... 30 ...... 76 40 90 55 74 49 50 47 84 51 78 46 Q 55 G3 48 81 3s 85 47 25 ...... (...... 73 34 ...... I 38 90 56 70 49 53 46 85 50 is 44 60 54 61 3s 7s 40 Si 52 B...... 63 38 ______..__45 31 84 55 67 46 48 48 57 47 70 45 59 51 39 35 45 39 64 M 27 .... .___.______. 52 31 ______49 37 77 55 56 46 51 43 63 45 e2 34 60 50 35 4s 35 I 44 m...... 49 32 _.______60 33 80 42 69 48 51 40 65 42 B 38 03 45 RS 50 3 s7 38 29...... 61 31 _____.______61 25 81 52 68 41 rs 38 71 43 66 37 64 4i Gs 30 ss 40 30...... 64 27 ...... 55 3i 87 53 67 46 52 45 77 44 69 38 70 48 67 34 89 41 YllS...... 59.6 27.9 ...... 60.4 34.4 85. I' 53.2 68.6 15.2 52.6 2. 8 71.7 6. 2 69.2 7.9 65.7 1.1 64.2 4.6 77.8 1.8 _-- ~- --. - -_- - -..- --. -_- - _--- -.- - - - _.- -~ - Caiifornia. -

Date. Redlands. gcnunento SanLuis Santa lanta Rosa summit. lusanville. lan Dlw. Obispo. Barbara. Sisson. j stockton. I -. - - - .... ------I- __ Max. I Yin. &ax. [In. tax. urn. iax, Lax. I Min. NOX. din. I Max. fax. idin. ------.I __ -1- .i 1...... 59 , 49 89 50 60 52 55 51 I 59 50 70 39 li6 50 I 50 34 70 32 2 ...... 59 49 63 49 62 53 59 01 47 72 301 50 51 35 67 33 3 ...... 601 51 63 47 61 56 57 M4.s i4 38 ' 61 48 43 30 52 32 4 ...... 63 50 55 49 62 54 63 56 50 75 3j 59 50! 30 25 48 35 5 ...... 601 50 61 50 62 55 67 , 52 55 60 I 52 52 i 52 34 ' 28 51 35 I I 6 ...... 65; 50 64 47 Bo 54 49 63 44 61 50 ' 00 50 61 ! 47 55 50' 35 29 55 30 7 ...... 61 51 65 4.4 62 53 60 49 67 50 m35.~ ~~ 5s 43 44, 27 57 29 8 ...... 66'51 60 4.4 62 53 54 47 60 47 5s 10 49 43 I 44 I 32 59 30 9 ...... 60 48 63 52 63' 45 61 4864 50 58 17 50 30 57 52 33 2s 46 30 10 ...... 58 43 63 so :! I 81 38 61 4665 45 58 38 40 28 58 $2 22 45 26 11...... I 67 . 41 57 44 63 4 58 48 CXJ 43 57 35 39 25 58 4! :I 2 44 31 57 27 12...... 67 43 55 42 Bo 48 62 42 G8 43 59 29 39 ?9 56 37 23 -2 40 13 54 24 13 ...... 73 37 59 45 62 44 61 46 63 ' 33 65 44 Q 44 Bp 34 45 38.- ' 32 I IS 43 16 60 24 14 ...... 73 37 05 44 79 50 69 50 70 I 34 75 50 71 4.3 70 39 52 39 50 16 74 24 15...... 37 71 43 76 51 71 49 74 I 37 78 50 71 40 73 32 62 44 58 20 71 W 16 ...... 83 44 76 46 66 54 67 49 75 I 35 73 47 78 61 73 37 63 77 46 65 27 74 32 17 ...... 84 Q 78 se 65 53 73 50 79 I 40 77 42 ; w) 52 77 40 67 37 70 52 67 29 76 35 18...... 81 44 72 49 65 54 44 GI 54 72 41 50 2962 49 63 30 73 33 19...... 70 48 6a 54 62 55 52 64 50 73 41 52 31 66 4l 25 50 24 74 33 2o ...... 70 53 72 49 63 56 45 63 52 75 40 55 34 67 45 58 26 73 33 21 ...... 75 49 70 46 64 54 64 55 69 48 60 3.5 6s 45 30 76 31 22 ...... 76 44 77 47 62 53 45 67 37 70 3s 72 44 33 75 30 23 ...... 70 54 74 48 63 54 58 62 45 74 45 35 79 39 ZI ...... e4 51 67 48 Bo 55 57 48 ! G1 53 57 45 70 46 35 8040 25 ...... 66 52 63 47 59 53 57 I 49 57 53 56 45 GI 45 35 8240 26 ...... 56 50 54 47 62 52 47 55 I 48 60 50 53 46 54 46 35 30 05 46 66 30 27 ...... 61 46 57 4.4 60 51 46 58 44 56 30 44 , 35 a 54 33 til30 as ...... 64 39 53 41 61 50 57 46 I 62 44 40 65 10 57 32 6530 29 ...... 67 89 66 43 63 60 61 42 G3 42 63 33 58 31 64% 80 ...... 79 41 Bp 44 64 49 69 461 6S 44 61 37 60 31 io 28 Mna ...... 68.6 46.3 64.9 16.5 33.2 52.3 62.5 47.1 j 64.1 8.5 63.6 40. 8 58.1 39.5 68.1 31.7 ------1: _- - _- - __ - -- a, b 0 etc indlcate res ectlvely, 1,1,3 etc. da missing from the record. 8 Dhi are"hm statidars instruments nbt s11pp1G by the U. 8. Weather Bureau. 0 Instruments are read in the morning; the maximum temperature then read Is charged to the preceding day, on which it almost always om.

Unauthenticated | Downloaded 09/28/21 01:39 AM UTC