Notes: ~16 minutes after sunset, ~35% of the colony flew 12 miles SE (33% of the those flew to altitude) on SE Winds at 7 mph – had been SE 5-10 mph most of the afternoon, Visibility 10 miles, A Few Clouds, Temp 86°F, Dew Point 67°F rising, 17 Cooling Degree Days, Cloud Base 4332′, RH 53% rising, Heat Index 89°F, BP 30.00 rising, sea level 1014.7 mb rising, bats viewable until 10:33 pm under streetlights
Notes: ~6 mins after sunset, ~45% of the colony flew 12 miles ESE – only 3% of those went to altitude) on SW Winds at 6 mph – had been southerly 7-25 mph most of the afternoon with gusts to 32 mph around 4:30pm, Visibility 10 miles, Mostly Cloudy, 19 Heating Degree Days, Cloud Base 1596′, Temp 77°F, Dew Point 70°F steady, RH 79% rising, Heat Index 79°F, BP 29.97 falling, sea level 1013.9mb falling, bats viewable until 9:43 pm under streetlights
Storms heading N on the E side of Austin, storms coalescing over SanAngelo, widespreaad showers dissipating as they head NW through San Antonio, Bracken 0:26, Chiroptorium 0:46, DavisBlowout 0:56, McNeil 1:28, Frio 1:30, Congress(~45% of the colony flew 12 miles ESE – only 3% of those went to altitude) 1:50, WellsBranch Crestwood&IHJ35 1:56, ABIA 2:02, Temple 2:06, Huber 2:10, OldTunnel SMRB(Slayden) D’Hanis Stuart 2:16, other possible flights suppressed or readings confounded by weather
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Bracken 0:38, Chiroptorium 0:46, JamesRiver DavisBlowout 0:58, Frio 1:34, McNeil 1:40, Seguin 1:42, Lockhart SMRB(Slayden) 1:56, SanPedro 2:00, CongressScouts Rucker 2:04, WellsBranch Nlamar Crestwood&IH35 Loyola Congress(~12% of the colony flew – some went 6 miles W while most went 8 miles NE) 2:08, SALutheran 2:10, OldTunnel Chiroptorium2 Huber D’Hanis 2:16, EaglePass US277&TX55 2:18, Ney SanAngelo OCFIsher GrapeCreek 2:22, Stuart 2:26, Maverick Quemado 2:32,
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when conditions allow, i.e. when the atmosphere is stable, no pressure drops, no strong wind or rain in the area, If conditions look good (low or no wind), get there early!
The Congress bats are in a period of intense maternity care, so flights will be diminished, unless a front moves through that stirs up insect activity.
Sunset: 8:36 pm
Dark: 9:06 pm (10-20 min). earlier if cloudy)
Sunrise: 6:33
Notes: ~24 minutes after sunset (right at dark) ~12% of the colony flew – some went 6 miles W while most went 8 miles NE on SE Winds at 10 mph – had been southeasterly 5-10 mph becoming S at 25 mph when T-storm rolled in in at 4:30 pm with gusts to 38 mph, Visibility 10 miles, Partly Cloudy, Temp 83°F, Dew Point 71°F falling, 19 Cooling Degree Days, Cloud Base 2736′, RH 67% steady, Heat Index 88°F, BP 29.95 rising, sea level 1013.2mb rising, bats viewable until 10:03 pm under streetlights
Southeast flow, Chiroptorium 0:32, Bracken 0:50, JamesRiver 0:58, DavisBlowout 1:04, Frio 1:36, McNeil 1:38, Decker 1:52, Wimberley SanMarcos SMCenterpoint 1:54, Crestwood&IH35 2:00, WellsBranch 2:04, Congress(~17% of the colony flew – some went 8 miles WNW while most went 4 miles NE ~12% of the total went to altitude) 2:08, Rucker 2:10, OldTunnel SMRB(Slayden) 2:14, D’Hanis US277&TX55 2:16, Huber SanAngeloFosterRd GrapeCreek 2:18, Ney 2:20, Stuart EaglePass 2:24,
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Notes: ~24 minutes after sunset (just before dark) only ~17% of the colony flew – some went 8 miles WNW while most went 4 miles NE (~12% of the total went to altitude) on S Winds at 10 mph – had been southeasterly 5-12 mph all afternoon, Visibility 10 miles, Partly Cloudy, Temp 87°F, Dew Point 70°F steady, 19 Cooling Degree Days, Cloud Base 3876′, RH 57% rising, Heat Index 92°F, BP 29.97 rising, sea level 1013.6mb rising, bats viewable until 10:23 pm under streetlights
Outflow boundary from Victoria storms passes N through Round Rock early,Chiroptorium 0:40, Bracken 0:54, JamesRiver 1:00, DavisBlowout 1:28, Frio 1:38, McNeil 1:44, Ruckerr 1:56, Congress(~22% of the colony flew – some went 4 miles NE while most headed 12 miles SSE ~29% of the total flew to altitude) 2:04, D’Hanis US277&TX55 2:10, OldTunnel Huber 2:12, BeaverCreek Temple GrapeCreek SanAngelo FosterRd OCFisher 2:18, Ney 2:20, EaglePass 2:24,
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when conditions allow, i.e. when the atmosphere is stable, no pressure drops, no strong wind or rain in the area, If conditions look good (low or no wind), get there early!
The Congress bats are in a period of intense maternity care, so flights will be diminished, unless a north front moves through that stirs up insect activity.
Sunset: 8:36 pm
Dark: 9:06 pm (10-20 min). earlier if cloudy)
Sunrise: 6:32