Flight: 8:30 pm

~17 mins after sunset (just before dark on a Mostly Cloudy evening) only ~15% of the colony flew 12 miles NE (~20% of those went to altitude) on SE Winds at 12 mph  – had been SE 10-17 mph most of the afternoon with gusts to 24 mph around 5:30pm, Mostly Cloudy, Temp 95°F, Dew Point 66°F rising, 23 Cooling Degree Days, Cloud Base 6612, RH 39% rising, Heat Index 98°F, BP 29.89 rising, sea level pressure 1010.8 mb rising, bats viewable until 9:25 pm under streetlights