Strong storms from the NW passing through SanMarcos & Georgtown at flight time, SanMarcos pounded by hail starting 1:40, Fern 1:46, Bracken 1:48 after frontal passage, Frio 1:50, Stuart 1:52, McNeil 1:54, US377&US277 GrapeCreek SanAngelo FosterRd 1:56, Rucker 2:02, OldTunnel SmhythCrossing Pinto 2:10, Huber 2:12, CongressScouts 2:14, D’Hanis 2:20, DavisBlowout 2:22, Congress(~19%n of the colony flew ~6 miles SSW after Thunderstorm ended) 2:50,

9:15 pm – 9:45 pm
when conditions allow, i.e. when temps are >50°F, Dew Point >45°F, Heating Degree Days <9, atmosphere stable, no pressure drops, no strong wind, no rain in the area.
Little chance of a flight before dark since recent rains have provided abundant food

Sunset: 8:14 pm
Dark: 8:44 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:41 am 

Flight:  9:48 pm
Scouts: 9:30 pm

95 minutes after sunset (way after dark) ~22% of the colony flew a few miles S into SE Winds at 7 mph – had been S 7-10 all afternoon, Temp 83°F, Dew Point 77°F steady, Visibility 6 miles, Mostly Cloudy with Haze, 17 Cooling Degree Days, Cloud Base 1368′, RH 82% rising, Heat Index 92°F, BP 29.60 rising, bats generally hung fairly close to the bridge and were viewable past midnight under the streetlights

Rain developing over Kerr Wildlife Management Area as seabreeze meets low-pressure from NW, FairOaksRanch 1:14, BalconesHeights Camden 1:40, Bracken 1:48, SanPedro 1:50, Frio Fern 1:52, Stuart 1:52 as seabreeze passes, SchertzClemens Randolph 1:56, 410&IH35 SanAngelo SherwoodWay 1:58, Devil’sSinkhole 1:58 as seabreeze passes, NuecesRR Dabny FM1572 2:00, FjosterRd 2:02, SmythCrossing 2:04, Huber 2:08, D’Hanis ElMoral GrapeCreek 2:10, OldTunnel 2:16, DavisBlowout 2:30, CongressScouts 2:38, McNeil Congress(~22% bof the colony flew a few miles S way after dark) 2:56,

9:00 pm – 9:30 pm
when conditions allow, i.e. when temps are >50°F, Dew Point >45°F, Heating Degree Days <9, atmosphere stable, no pressure drops, no strong wind, no rain in the area.
Not much of a chance of  a good flight until conditions improve

Sunset: 8:13 pm
Dark: 8:43 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:41 am 

Flight:  9:38 pm
Scouts: 

~85 minutes after sundown (way after dark) ~18% of the colony flew 3 miles NW (31% flew to altitude) on S Winds at 12 mph – had been S 8-12 mph most of the afternoon, Temp 82°F, Dew Point 75°F rising, Visibility10 miles, Overcast, 17 Cooling Degree Days, Cloud Base 1596′, RH 79% rising, Heat Index 89°F, BP 29.63 rising, bats viewable until ~11:11 pm under streetlights

Frio 1:46, Bracken 1:52, Stuart DelRio 1:56, Pinto Fern SanAngelo 2:00, GrapeCreek 2:04, Knippa NuecesRR SmythCrossing 2:04, OldTunnel Huber 2:06, SchertzClemens FosterRd 2:08, D’Hanis Rucker EaglePass 2:12, DavisBlowout 2:34, McNeil 2:46, Lockhart 2:54, Congress(~18% of the colony flew 4 miles NW) 2:58,

8:50 pm – 9:20 pm
when conditions allow, i.e. when temps are >50°F, Dew Point >45°F, Heating Degree Days <9, atmosphere stable, no pressure drops, no strong wind, no rain in the area.
Not much of a chance of  a good flight until conditions stabilize

Sunset: 8:13 pm
Dark: 8:43 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:42 am 

Flight:  9:00 pm
Scouts: 

~48 minutes after sundown (after dark) ~32% of the colony flew 6 miles NW on S Winds at 8 mph – had been southerly 13-20 mph all afternoon with gusts to 24 mph around 6pm, Visibility 10 miles, A Few Clouds, Temp 78°F, Dew Point 71°F steady, 16 Cooling Degree Days, Cloud Base 1596′, Heat Index 80°F, RH 79% rising, BP 29.70 rising, bats viewable until 10:41 pm under streetlights

Late flights across the region typical of the wet seaon, BrackenScouts 1:40, FrioScouts 1:44, Frio 1:50, Bracken 1:54, Huber GrapeCreek 1:56, FM1572 Stuart Fern SanAngelo 1:58, FosterRd 2:02, OldTunnel Chiroptorium Congress Marshall(tiny) 2:08, DavisBlowout McNeil 2:10, Devil’sSinkhole(only the 2nd time on radar this year) 2:28,