Friday, June 20, 2025 · Congress Avenue Bridge · Austin, TX
Flight: 8:52 pm
Notes: ~17 minutes past sunset (well before dark) ~24% of the colony flew 10 miles ENE (49% of those flew to altitude) on SE Winds at 13 mph – had been S 9-15 mph all afternoon with gusts to 22 mph around 2:30pm, A Few Clouds, Temp 88°F, Dew Point 74°F steady, 22 Cooling Degree Days, Cloud Base 3192′, RH 63% rising, Heat Index 97°F, BP 30.01 rising, sea level 1015.0mb rising, bats viewable until 10:23 pm under streetlights
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