Hourly Weather Forecast - Southwest, PA

12 AM
40°F
10%
7mph
W
Cloudy
Humidity
91%
Feels like
35°F
Dew Point
38°F
1 AM
39°F
10%
7mph
W
Cloudy
Humidity
90%
Feels like
34°F
Dew Point
36°F
2 AM
38°F
10%
6mph
W
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
35°F
3 AM
37°F
0%
6mph
W
Cloudy
Humidity
90%
Feels like
32°F
Dew Point
34°F
4 AM
36°F
0%
6mph
WNW
Cloudy
Humidity
89%
Feels like
31°F
Dew Point
33°F
5 AM
35°F
0%
5mph
WNW
Cloudy
Humidity
89%
Feels like
30°F
Dew Point
32°F
6 AM
33°F
0%
4mph
WNW
Cloudy
Humidity
88%
Feels like
29°F
Dew Point
30°F
7 AM
33°F
0%
4mph
WNW
Mostly Cloudy
Humidity
87%
Feels like
30°F
Dew Point
30°F
7:38 AM
8 AM
34°F
0%
3mph
WNW
Mostly Cloudy
Humidity
85%
Feels like
31°F
Dew Point
30°F
9 AM
35°F
0%
3mph
WNW
Mostly Cloudy
Humidity
82%
Feels like
32°F
Dew Point
30°F
10 AM
36°F
0%
3mph
WNW
Mostly Cloudy
Humidity
79%
Feels like
34°F
Dew Point
30°F
11 AM
38°F
0%
3mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
38°F
Dew Point
30°F
12 PM
39°F
0%
2mph
WNW
Partly Cloudy
Humidity
70%
Feels like
39°F
Dew Point
30°F
1 PM
40°F
0%
2mph
W
Partly Cloudy
Humidity
66%
Feels like
40°F
Dew Point
30°F
2 PM
41°F
0%
2mph
W
Partly Cloudy
Humidity
64%
Feels like
41°F
Dew Point
30°F
3 PM
41°F
0%
2mph
WSW
Mostly Sunny
Humidity
64%
Feels like
41°F
Dew Point
30°F
4 PM
41°F
0%
2mph
SW
Mostly Sunny
Humidity
65%
Feels like
41°F
Dew Point
30°F
4:57 PM
5 PM
40°F
0%
2mph
SSW
Mostly Clear
Humidity
69%
Feels like
40°F
Dew Point
30°F
6 PM
38°F
0%
2mph
SSE
Partly Cloudy
Humidity
74%
Feels like
38°F
Dew Point
31°F
7 PM
37°F
0%
2mph
SE
Partly Cloudy
Humidity
78%
Feels like
37°F
Dew Point
31°F
8 PM
36°F
10%
3mph
SE
Partly Cloudy
Humidity
81%
Feels like
36°F
Dew Point
31°F
9 PM
36°F
10%
3mph
SE
Partly Cloudy
Humidity
83%
Feels like
36°F
Dew Point
31°F
10 PM
36°F
10%
3mph
SE
Mostly Cloudy
Humidity
84%
Feels like
33°F
Dew Point
31°F
11 PM
36°F
10%
4mph
SE
Mostly Cloudy
Humidity
83%
Feels like
33°F
Dew Point
31°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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