Flight: 8:52 pm

16 minutes after sunset (just before dark on a Mostly Cloudy evening) only ~11% of the colony flew 6 miles NE (18% of those went to altitude) on SW Winds at 5 mph – had been southerly 3-15 mph all afternoon turning NE at 18 mph with a Thunderstorm in Vicinity around 5:30 pm, Mostly Cloudy, Temp 77°F, Dew Point 72°F steady, 17 Cooling Degree Days, Cloud Base 1140, RH 85% rising, Heat Index 78°F, BP 29.93 rising, sea level 1012.4 mb steady, bats viewable until 9:43 pm under streetlights