Hourly Weather Forecast - Greencastle, PA

4 AM
24°F
0%
6mph
SW
Mostly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
16°F
5 AM
24°F
0%
6mph
SSW
Partly Cloudy
Humidity
69%
Feels like
17°F
Dew Point
16°F
6 AM
24°F
0%
6mph
SSW
Partly Cloudy
Humidity
69%
Feels like
17°F
Dew Point
16°F
7 AM
25°F
0%
7mph
SSW
Mostly Clear
Humidity
67%
Feels like
17°F
Dew Point
16°F
7:28 AM
8 AM
27°F
0%
8mph
SW
Partly Cloudy
Humidity
64%
Feels like
18°F
Dew Point
16°F
9 AM
29°F
0%
9mph
SW
Partly Cloudy
Humidity
59%
Feels like
21°F
Dew Point
17°F
10 AM
31°F
0%
11mph
WSW
Partly Cloudy
Humidity
53%
Feels like
22°F
Dew Point
17°F
11 AM
33°F
0%
14mph
WSW
Partly Cloudy
Humidity
48%
Feels like
24°F
Dew Point
16°F
12 PM
35°F
0%
17mph
WSW
Partly Cloudy
Humidity
45%
Feels like
24°F
Dew Point
15°F
1 PM
35°F
0%
19mph
WSW
Mostly Sunny
Humidity
42%
Feels like
24°F
Dew Point
14°F
2 PM
34°F
0%
20mph
WSW
Windy
Humidity
42%
Feels like
22°F
Dew Point
13°F
3 PM
32°F
0%
21mph
W
Windy
Humidity
43%
Feels like
19°F
Dew Point
12°F
4 PM
29°F
0%
20mph
W
Mostly Sunny
Humidity
44%
Feels like
17°F
Dew Point
10°F
5 PM
27°F
0%
19mph
W
Mostly Sunny
Humidity
45%
Feels like
14°F
Dew Point
9°F
5:15 PM
6 PM
26°F
0%
18mph
W
Mostly Clear
Humidity
44%
Feels like
13°F
Dew Point
7°F
7 PM
25°F
0%
17mph
W
Partly Cloudy
Humidity
42%
Feels like
12°F
Dew Point
6°F
8 PM
24°F
0%
16mph
WNW
Partly Cloudy
Humidity
41%
Feels like
11°F
Dew Point
4°F
9 PM
22°F
0%
16mph
WNW
Mostly Clear
Humidity
42%
Feels like
9°F
Dew Point
3°F
10 PM
21°F
0%
15mph
WNW
Clear
Humidity
43%
Feels like
7°F
Dew Point
2°F
11 PM
20°F
0%
14mph
WNW
Clear
Humidity
44%
Feels like
6°F
Dew Point
1°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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