Hourly Weather Forecast - Keystone, PA

10 AM
34°F
0%
19mph
WNW
Mostly Sunny
Humidity
55%
Feels like
23°F
Dew Point
20°F
11 AM
34°F
0%
19mph
WNW
Mostly Sunny
Humidity
54%
Feels like
23°F
Dew Point
19°F
12 PM
34°F
0%
19mph
WNW
Mostly Sunny
Humidity
53%
Feels like
23°F
Dew Point
19°F
1 PM
34°F
0%
19mph
WNW
Mostly Sunny
Humidity
52%
Feels like
23°F
Dew Point
18°F
2 PM
33°F
0%
18mph
WNW
Mostly Sunny
Humidity
52%
Feels like
22°F
Dew Point
18°F
3 PM
33°F
0%
17mph
WNW
Sunny
Humidity
52%
Feels like
22°F
Dew Point
17°F
4 PM
31°F
0%
15mph
WNW
Sunny
Humidity
53%
Feels like
21°F
Dew Point
16°F
4:54 PM
5 PM
30°F
0%
14mph
WNW
Clear
Humidity
55%
Feels like
19°F
Dew Point
16°F
6 PM
28°F
0%
13mph
WNW
Clear
Humidity
57%
Feels like
17°F
Dew Point
15°F
7 PM
26°F
0%
11mph
WNW
Clear
Humidity
60%
Feels like
16°F
Dew Point
14°F
8 PM
25°F
0%
11mph
WNW
Clear
Humidity
63%
Feels like
14°F
Dew Point
14°F
9 PM
23°F
0%
10mph
WNW
Clear
Humidity
65%
Feels like
13°F
Dew Point
13°F
10 PM
22°F
0%
10mph
WNW
Clear
Humidity
67%
Feels like
12°F
Dew Point
13°F
11 PM
21°F
0%
9mph
W
Clear
Humidity
69%
Feels like
11°F
Dew Point
13°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today'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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