Hourly Weather Forecast - Keystone, PA

12 AM
39°F
10%
18mph
WNW
Mostly Cloudy
Humidity
91%
Feels like
30°F
Dew Point
37°F
1 AM
38°F
0%
17mph
WNW
Mostly Cloudy
Humidity
90%
Feels like
28°F
Dew Point
35°F
2 AM
36°F
0%
16mph
WNW
Mostly Cloudy
Humidity
89%
Feels like
27°F
Dew Point
34°F
3 AM
35°F
0%
15mph
WNW
Mostly Cloudy
Humidity
89%
Feels like
25°F
Dew Point
32°F
4 AM
34°F
0%
15mph
WNW
Mostly Cloudy
Humidity
89%
Feels like
24°F
Dew Point
31°F
5 AM
33°F
0%
13mph
WNW
Mostly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
30°F
6 AM
31°F
0%
12mph
WNW
Mostly Cloudy
Humidity
89%
Feels like
22°F
Dew Point
29°F
7 AM
31°F
0%
11mph
WNW
Mostly Cloudy
Humidity
88%
Feels like
22°F
Dew Point
28°F
7:35 AM
8 AM
31°F
0%
10mph
WNW
Partly Cloudy
Humidity
86%
Feels like
23°F
Dew Point
28°F
9 AM
32°F
0%
9mph
WNW
Partly Cloudy
Humidity
83%
Feels like
25°F
Dew Point
28°F
10 AM
33°F
0%
7mph
WNW
Partly Cloudy
Humidity
79%
Feels like
27°F
Dew Point
28°F
11 AM
35°F
0%
6mph
WNW
Partly Cloudy
Humidity
73%
Feels like
30°F
Dew Point
28°F
12 PM
37°F
0%
6mph
WNW
Mostly Sunny
Humidity
67%
Feels like
32°F
Dew Point
27°F
1 PM
39°F
0%
5mph
WNW
Mostly Sunny
Humidity
63%
Feels like
35°F
Dew Point
27°F
2 PM
39°F
0%
5mph
WNW
Sunny
Humidity
61%
Feels like
36°F
Dew Point
27°F
3 PM
40°F
0%
4mph
W
Mostly Sunny
Humidity
62%
Feels like
37°F
Dew Point
28°F
4 PM
39°F
0%
4mph
W
Mostly Sunny
Humidity
64%
Feels like
37°F
Dew Point
28°F
4:56 PM
5 PM
38°F
0%
3mph
WSW
Mostly Clear
Humidity
67%
Feels like
38°F
Dew Point
28°F
6 PM
36°F
0%
2mph
SW
Partly Cloudy
Humidity
72%
Feels like
36°F
Dew Point
28°F
7 PM
35°F
0%
2mph
SSW
Partly Cloudy
Humidity
76%
Feels like
35°F
Dew Point
28°F
8 PM
34°F
0%
2mph
S
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
28°F
9 PM
34°F
10%
3mph
SSE
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
28°F
10 PM
34°F
10%
3mph
SSE
Partly Cloudy
Humidity
77%
Feels like
31°F
Dew Point
28°F
11 PM
34°F
20%
4mph
SSE
Mostly Cloudy
Humidity
77%
Feels like
31°F
Dew Point
28°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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