Wednesday, March 13, 2024 · Congress Avenue Bridge · Austin, TX
Flight: 7:58 pm Scouts: 7:44 pm
21 minutes after sunset ~12% of the colony flew, some went 6 miles WNW, some went NE 8 miles (28% to altitude) on S Winds at 6 mph – had been S 10-15 mph all afternoon with gusts to 22 mph around 5pm, Temp 72°F, Dew Point 62°F steady, Visibility 10 miles, Overcast, 0 Heating Degree Days, 0 Cooling Degree Days, Cloud Base 2280′, RH 71% rising, Heat Index N/A, BP 29.91 steady, bats viewable until 9:35 pm under streetlights