Hourly Weather Forecast - Greencastle, PA

12 AM
39°F
10%
9mph
W
Mostly Cloudy
Humidity
79%
Feels like
33°F
Dew Point
34°F
1 AM
39°F
10%
9mph
W
Cloudy
Humidity
79%
Feels like
33°F
Dew Point
33°F
2 AM
38°F
10%
9mph
WNW
Cloudy
Humidity
80%
Feels like
31°F
Dew Point
33°F
3 AM
37°F
10%
9mph
WNW
Cloudy
Humidity
81%
Feels like
30°F
Dew Point
32°F
4 AM
37°F
10%
9mph
WNW
Cloudy
Humidity
81%
Feels like
30°F
Dew Point
31°F
5 AM
36°F
10%
8mph
WNW
Mostly Cloudy
Humidity
81%
Feels like
30°F
Dew Point
31°F
6 AM
36°F
10%
8mph
WNW
Mostly Cloudy
Humidity
82%
Feels like
29°F
Dew Point
31°F
7 AM
36°F
10%
8mph
NW
Mostly Cloudy
Humidity
82%
Feels like
30°F
Dew Point
31°F
7:30 AM
8 AM
37°F
10%
10mph
NW
Mostly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
31°F
9 AM
39°F
10%
10mph
NW
Mostly Cloudy
Humidity
75%
Feels like
32°F
Dew Point
32°F
10 AM
40°F
10%
10mph
NW
Mostly Cloudy
Humidity
72%
Feels like
34°F
Dew Point
32°F
11 AM
42°F
10%
10mph
NW
Mostly Cloudy
Humidity
67%
Feels like
37°F
Dew Point
32°F
12 PM
44°F
10%
9mph
NW
Mostly Cloudy
Humidity
61%
Feels like
39°F
Dew Point
32°F
1 PM
46°F
10%
9mph
NW
Mostly Cloudy
Humidity
56%
Feels like
42°F
Dew Point
31°F
2 PM
47°F
10%
7mph
NNW
Mostly Cloudy
Humidity
53%
Feels like
43°F
Dew Point
31°F
3 PM
45°F
10%
6mph
NNW
Cloudy
Humidity
54%
Feels like
42°F
Dew Point
30°F
4 PM
43°F
10%
5mph
N
Cloudy
Humidity
57%
Feels like
40°F
Dew Point
29°F
4:51 PM
5 PM
41°F
10%
4mph
NNE
Cloudy
Humidity
60%
Feels like
38°F
Dew Point
29°F

Forecast Peak Wind Gusts Today

Clipper System Blasts Central, Eastern U.S. With Winter Impacts

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

NOAA, NCDC

White Christmas? What Are The Odds

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

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