Storms in NE clear around noon but strong S winds continue, BrackenScouts 1:32, Bracken 1:36, SchertzClemens 1:40, Frio 1:44, Stuart SanAngelo 1:48, Huber FosterRd 1:50, OldTunnel TX28 1:54, Fern GrapeCreek 1:56, DavisBlowout 2:02, D’Hanis 2:12, nothing from Congress or McNeil

8:05 pm – 8:35 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.

Sunset: 8:06 pm
Dark: 8:36 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:52 am 

Flight:  9:16 pm
Scouts: 8:44 pm

76 minutes after sunset (way after dark) only ~7% of the colony braved gusty winds to head 6 miles NW (~14% of those went to altitude) on SE Winds at 15 mph – Winds had been S 14-21 mph all afternoon with gusts to 30 mph at 5pm & 22 mph at 8pm, Temp 76°F, Dew Point 70°F steady, Visibility 10 miles, Overcast, 11 Cooling Degree Days, Cloud Base 1368′, RH 82% rising, Heat Index 77°F, BP 29.83 rising, bats viewable until 10:15 pm under streetlights

Front from the W in a line from Brady to Rocksprings draws SE winds to meet it, BrackenScouts SchertzClemens 1:26, Bracken TX28 1:32, Frio 1:38, 410&IH35 1:40, Stuart 1:48, Huber 1:50, CongressScouts 1:52, GrapeCreek SanAngelo 1:54, OldTunnel 1:58, FosterRd 2:02, Vanderpool 2:22, Congress(only ~7% of the colony braved gusty winds to fly 6 miles NW) Fern 2:24,

8:05 pm – 8:35 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.

Sunset: 8:05 pm
Dark: 8:35 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:53 am 

Flight:  8:38 pm
Scouts: 8:34 pm

~35 minutes after sunset (after dark) ~23% of the colony flew ten miles NW on SE Winds at 8 mph with gusts to 20 mph – had been SE 9-14 mph most of the afternoon, Temp 76°F, Dew Point 67°F steady, Visibility 10 miles, Partly Cloudy, 12 Cooling Degree Days, Cloud Base 2052′, RH 74% rising, Heat Index 77°F, BP 30.00 rising, bats viewable until 9:59 pm under streetlights

Upper-level disturbance from the NW brings unstable conditions, SanAngelo radar offline, Bracken SchertzClemens 1:30, Frio 1:36, Huber TX28 Randolph SALutheran Camden 1:38, Chiroptorium Blanco CongressScouts Onion BalconesHeights 1:42, Congress(~23% of the colony flew 10 miles NW) 1:46, Stuart EaglePass Quemado 1:54, OldTunnel 1:56,

8:00 pm – 8:30 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.

Sunset: 8:04 pm
Dark: 8:34 pm (10-20 minutes earlier if cloudy)
Sunrise: 6:54 am 

Flight:  8:28 pm
Scouts: 

~25 minutes after sundown (at about dark) ~6% of the colony flew 10 miles NW to Lake Travis on S Winds at 6 mph – had been S 10-14 mph all afternoon with gusts to 22 mph around 5pm, Temp 71°F, Dew Point 66°F rising, Visibility10 miles, Overcast, 3 Heating Degree Days, Cloud Base 1140′, RH 84% rising, Heat Index N/A, BP 29.99 rising, bats viewable until ~9:41 pm under streetlights

Bracken 1:06, Frio much later at 1:10, SanPedro 1:14, SchertzClemens TX28 Camden TX24 1:18, McNeil 1:22, Wimberley 1:28, WellsBranch Howard Mueller 1:30, SanMarcos SMCenterpoint SCUCISD Seguin 1:32, Huber Congress(~6% of the colony flew 10 miles NW to Lake Travis) ABIA Dittmar Onion Creedmoor SMRB(Slayden) Stuart 1:36, OldTunnel 1:38, Dabny SmythCrossing Temple EaglePass Quemado 1:44, GrapeCreek SanAngelo FosterRd 1:48, DavisBlowout 1:50, Vanderpool D’Hanis Knippa 1:52, Ney 1:54, Fern 1:56, Centerpoint 1:58,