Flight: 8:28 pm

-3 minutes after sunset (17 mins before dark) ~43% of the colony flew 12 miles SE (~11% of the total climbed to altitude) on N Winds at 3 mph – had been easterly 8-12 mph most of the afternoon with gusts to 21 mph around 4:30pm , Partly Cloudy, Temp 84°F, Dew Point 69°F steady, 22 Cooling Degree Days, Cloud Base 3420, RH 61% rising, Heat Index 88°F, BP 30.07 falling, sea level pressure 1017.0 mb falling, bats viewable until 9:15 pm under streetlights