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· Weather Report · VIP Day - Our Guests, Our Schedule · TexAQS 2000 Airforce Going Strong · Trooper of the Day - Chuck Brock · Flight Plans for Today and Wednesday · Thought for the Day

The TexAQS 2000 Field Study Newsletter Issue 15 The Daily Plan-it August 29, 2000

A High time in the ol’ town & tomorrow! Gulf. This should reverse as the unusually elevated, several of the crew sea/bay breeze comes back mid-day. did note that it was considerably more Weather Report This, coupled with the elevated hazy than the previous day’s flight. background ozone created today Karl Schulze and Stephanie The Electra will be back in action should make for a very interesting on Wednesday, August 30th, with a Naumann provided the weather pollution scenario tomorrow. forecasts today. Today morning to mid-day urban begins with low characterization flight. background ozone levels - 28 ppbv over Galveston G-1 N701BN and single digits inland. The G-1 will conduct The former two flights today, “Louisiana” high pressure alternating with the Twin system has now become Otter to get improved the south Texas high temporal coverage pressure system. It was across the day. The G-1 just east of Houston this morning flight (9:30 morning and should be AM) will emphasize centered over us later this characterization of the afternoon. The winds chemistry and transport should continue to lighten over the bay and to the - easterly aloft and southeast quadrant of southeasterly at the the Houston area with a surface. The weak single loop around the synoptic conditions NCAR/NOAA Electra from G-1 Gun Mount Camera city. The afternoon should support a good sea/bay breeze flight at 2:30 PM will this afternoon. Electra N308D shift its emphasis more to the to the northern half of the Houston area as The high pressure center should Monday, the Electra conducted a the polluted air mass is pushed to the continue to move to the west and, sea breeze/urban area characterization northwest of Houston by the depending on which model you flight - similar to the flight - afternoon sea/bay breeze. choose, tomorrow morning’s surface from the Gulf through the north side flow should be light and from the of Houston. The maximum ozone The G-1 - again in concert with the northwest. This northwesterly surface level encountered was 120 ppbv just Twin Otter - will fly two similar urban flow should enhance the land breeze north of the city at about 2:00 PM and characterization flights tomorrow. circulation - bringing the low level maximum carbon monoxide levels emissions from Houston and the ship were about 200 ppbv. While the channel out over Galveston Bay and pollution levels encountered were not August 31st, 2:00 PM (Ellington, DC-3 N56KS VIP Agenda CapRock Conference Room) As predicted, it’s a beautiful day in 8:30 AM Study Briefing (CapRock LaPorte Team Meeting - Thursday, the neighborhood for the TexAQS Building) - Peter Daum, Fred August 31st, 3:00 PM (Ellington, 2000 eye-in-the-sky DC-3/Lidar crew Fehsenfeld, and Jim Meagher CapRock Conference Room) and a full flight is planned. A noon 9:30 AM NCAR/RAF Safety Mystery Meeting - Thursday, August takeoff is anticipated for the DC-3 Briefing (NASA Hangar) 31st, 4:30 PM (Ellington, CapRock with the flight lasting for 4 to 6 hours Conference Room) - I don’t while crossing and cris-crossing the 10:30 AM Electra Takeoff for remember who called me about this Houston metro area. research flight (Ellington Field) or what the meeting’s for but I did A similar mid-day flight is planned 12:30 PM Electra Landing remember that there is a meeting! for tomorrow. (Ellington Field) Labor Day Holiday - Monday, 1:00 PM Box Lunch (CapRock September 4, 2000. Business as usual Twin Otter N153BU Building) for TexAQS 2000. Today’s Twin Otter flights will be 1:30 PM Leave for LaPorte Airport sandwiched between G-1 flights to Site provide good temporal coverage of 1:45 PM Tour of La Porte Airport what promises to be a most excellent Site ozone day - the noon to 1 PM 4:00 PM Leave for Intercontinental maximum surface ozone is 110 ppbv Airport at the Baytown (HRM-7) with the second high (80 ppbv) further east at Upcoming Events Mont Belvieu. The early morning flight will Don’t forget to park in the takeoff at 7:00 AM. This land breeze Employee’s/Deliveries Lot. characterization flight will be followed TNRCC/EPA Region 6 Data at noon by a sea breeze & source Analysis Meeting Tuesday, August characterization flight. 29th - 10:00 AM to 4:00 PM The Twin Otter will conduct similar (Ellington, CapRock Conference flights tomorrow. Room) VIP Day - Wednesday, August 30th VIP Day (Ellington, Southwest Services) Trooper of the Day Two Congressional staffers will be Aerosol Group Meeting - Thursday, Chuck Brock has been named the visiting TexAQS 2000 on Trooper of the Day by Cathy Wednesday, August 30th. Mr. Burgdorf for providing the Tom Vanek from the Energy and proper answer to the declarative Environment Subcommittee of “jump,” to which Chuck replied the House Science Committee will “how high?” For his willingness be travelling from Washington to go the extra mile, Chuck is DC. Mr. Vanek will be today’s TOD! accompanied by Mr. Andrew Larkin of NOAA’s Office of Thought for the Day Legislative Affairs. Both Mr. Vanek and Mr. Larkin will fly on “I have not failed. I've just found board the NCAR/NOAA Electra 10,000 ways that won't work.” during its Wednesday research –Thomas Edison flight. Also visiting will be Mr. Chris Devaney of Texas Senator Plumes from Ship Channel businesses punch through Phil Gramm’s Staff. inversion and initiate formation of cumulus clouds (8:30 AM)