Flight: 8:20 pm

~10 mins after sunset (close to dark on a Mostly Cloudy evening) ~42% of the colony flew, some went 8 miles NE while most went 10 miles SSE (~32% of the total went to altitude) into S Winds at 8 mph – had been easterly 7-12 mph most of the afternoon with gusts to 17 mph around 2:30pm, Mostly Cloudy, Temp 95°F, Dew Point67°F steady, 22 Cooling Degree Days, Cloud Base 6384′, RH 40% rising, Heat Index 99°F, BP 29.89 rising, sea level pressure 1010.8 mb rising, bats viewable until 9:07 pm under streetlights