Based on the weather in Wiscasset, Pennsylvania, United States Of America as of September 24, 2016 9:58pm local time

Why? Because it's cold. simple as that.
Current Conditions
Temp: 49.1°F9.5°C
Wind: 6.4 MPH10.4 KPH
Precipitation: None

Next 2 hours: Yes

Next 4 hours: Yes

Next 8 hours: Yes