fun 1834 MONTHLY WEATHER REVIEW 257 WEATHER OF THE ATLANTIC AND PACIFIC OCEANS [The Marine Division, W.F. MCDONALDin charge] NORTH ATLANTIC OCEAN streamship lanes south and e.ast of Sable Island. The Gerinan moborship Ska,gerruk recorded force 12 on t,he By H. C. HUNTER forenoon of the 15th, near 40' N., GOo W., the only Atmospheric pressure.-The pressure during J~ly1934 instance of winds of hurricane force report,ed by any ship averaged reinarkably near normal in all pitrts of the during the w-hole niont81iin Atlnnt'ic waters. Later in the North Atlantic Ocean. Pressure was comparatively day the Ame,ricaii S.S. City of Hambwg and t,he French high during part of t8hefirst, decade over most northern liner Paris enc.ountered gales of force 11 at locations to sections, and the final decade was a period of rather high northeastwnrd of the Skagermk's positmion. The baro- pressure over middle and lower latitudes. On the 26th metric miniinurn of the Skagerruk, wt~28.94 inches, con- the French steamship Eliane L. D. noted a reading of siderably lower than :my other report received from t,he 30.72 inches near latitude 47' north, longitude 25' west, dt,lantic during July. (Chart VI11 present,s the weather the highest so far reported during the month. conditions on the 15t,li.) The following morning the st'orm was centered not far In general the lowest pressures occurred about the from Cape Ra.ce, and the intensity seeme.d considera.bly middle of the month. The lowest reading so far reported, diminished; nfter the morning of t'he 1Gt,h it no longer 28.94 inches, WRS observed on the 15th, by the German stood out dist,inctly as a feature of the weather situat,ion mo torship Skagerrak, as described below. over the At,lnntic. TABLE1.-Aoerages, depariurcs, and extremes of cdmospheric pres- The other notewort,hy storm may be recognized in siire (sea level) ai Sdec'led staiioirs juor the North dilartlic Oceun or111 developinent on the evening of t,he 21st, when pressure zts shores, Jiily 1934 was low at and near Savannah, Ga. This disturbance pursued an extraordinary course sout,liwest.\\..ardacross Average Depar- Highest Floricla into the Gulf. The progress at first was slow, Stations pressure ture the renter still being near Jaclisonville on the evening of ~~___the 2d,with intensity more marked bhan the day before ; Inches Inch Inrhrs Inchrs but, later move,nient was more rapid. When id1 out Julianehaab, Greenland_..__ 29.78 __._._..__30.00 2Y.49 I 10 Reykjavik, Iceland ...... 29.81) -0.04 30.07 268 1 29.35 31 from the coast, of the Gulf, t'he storm t,uriied to a west- Lerwick, Shetland Islands.. 3.90 +. 10 30.35 Valencia, Ireland___...... _. 30.04 +. 06 30.40 ward course. Lisbon, Portugal___...... 30.01 -. 01 30.11 Madeira______._____...... 30.08 +.03 30. 17 The morning of t,he 35th found this storin ce,ntered Horta, Azores ...._...... __._30.27 .OO 30. 5'2 not far enst of C,'orpus Christi, Tes., wit,h further increase Belle Isle, Newfoundland ... 29.80 -. 07 30. 13 Halifax, Nora Scotia...... 29.95 .OO 30.46 of ene,rgy (sea chart, IS). Therenft,er further westward Nantucket.___..__....._._._ 29.95 -.03 30.37 across 'Texas Hatteras_____.__.______._. 30.00 -.01 30.23 nioveinent, brought, t,he cent,er inland blie Bermuda ___..______30.14 -.04 30.30 coast between Corpus Christi and Galveston, with high Turks Island _____._._...__.30.05 -.02 30.12 Key West 30.02 -.01 30.13 tide and dest,ructive winds. New Orleans 30.01 +.01 30.14 The lughest wind reported from the Gulf of Mexico during this storm was of force 10, noted a short distance NoTE.-A~~data based on a.m. observations only, with departures compiled from best available normals related to time of observation. except Hatteras, Key West. to nwtward of t,he 90t81imeridian during t,he afternoon Nantucket, and New Orleans, which are %-hour corrected means. of the 24t,h. No marine casualty of consequence ha.s come to notice as occurring on the ope,n Gulf because of Cyclones and gales.-To t,he nort,hward of the 44th this storm; but in Galveston Bay one steamship and a parallel a few vessels enc.ountered fresh gnles (force 8) barge were reported swept aground, t,liougli each was in different parts of the ocean on scatkerecl dates, but none later readily refloated. The effects of this storni on t>he of these gales was of general importance. For t,he ot,her coast and inla.nd are discussed elsewhere in this issue. portions of the Atlantic., interest is concentrated on two No storm whatever was reported froin the western well-marked storms. These were not felt, as far as ca.n Atlantic waters south of the Tropic of Cancer duiing be ascertained, anywhere south of the 25th parallel of the month. latitude; yet they exhibited many feat,ure,s c.haracteristic Fog.-There was considerably more fog over most of of the severe storms which often sta.rt in North Atlantic the North Atlantic steamship lanes between our north- tropical waters during the summer, and move thence in Lo ern ports and northwestern Europe t1ia.n there had been temperate waters. during June. As a result the amount during July was On the loth, there were signs of a small LOW, centered not far honi normal new mid-ocean, but usually a little not far eastward of Jac.ksonville, Fla. During the nest 3 less than normal in the eastern portion. On the Grand days moderate increase in energy, and gradual progress t,o Banks there WLS more fog than normal, notably in t,he northeastward were indicated, and during the la.te hours 5' square between 40' and 45' north, 45' and 50' west, of the 13th, 2 vessels bound from New York to Puerto diere fog w.ns noted during 25 days, including every Rico met fresh to whole gales in latitude about 33' nort,h, da,y save one from the 1lt)ht,o the last dn.y of the month, longitude 71' west. During the 14th, moderately strong inclusive. southerly winds prevailed at Bermuda. In the waters adjacent to the North and Middle The storm continued to northeastward and became the Atlantic States fog during July 1934 was less prevalent southeastward prolongation of a large LOW area that t(1ian it had been during the preceding month, and for extended over regions adjacent to Hudson Bay. On the the most part was a little less frequent than is normally 15th, winds of great strength were noted on the chief the case during July.

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