Sunday, August 31, 2025 · Congress Avenue Bridge · Austin, TX
6 mins before sunset (16 minutes before dark on an Overcast evening) ~1,075,092 flew out between rain clouds and went 18 miles SSW (~8% of them went to altitude) on NE Winds at 14 mph – had been southerly 6-8 mph becoming NE at 22 mph with gusts to 40 mph around 6:30 pm, Overcast, Temp 85°F, Dew Point 72°F falling, 23 Cooling Degree Days, Cloud Base 2964′, RH 65% rising, Heat Index 91°F, BP 29.90 rising, sea level pressure 1011.3 mb rising, bats viewable until 8:45 pm under streetlights
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