Passage of another cold front ( or northwest wind) is in progress tonight into tomorrow.
So we should see heighten number of birds tomorrow. Should be some Nighthawks tonight...
http://www.accuweather.com/en/us/new-york-ny/10007/daily-weather-forecast/349727
hourly http://www.accuweather.com/en/us/new-york-ny/10007/hourly-weather-forecast/349727
Remember, songbirds are night fliers, usually 1 hr takeoff after sunset with a north wind to their liking...
[ Cough , cough...I think I might be sick tomorrow from work....these ragweed allergies are rough... ]
; )