Hourly Weather Forecast - Southwest, PA

12 AM
26°F
10%
5mph
W
Clear
Humidity
66%
Feels like
20°F
Dew Point
16°F
1 AM
25°F
10%
4mph
W
Clear
Humidity
67%
Feels like
19°F
Dew Point
16°F
2 AM
24°F
10%
4mph
W
Clear
Humidity
69%
Feels like
19°F
Dew Point
15°F
3 AM
23°F
10%
5mph
W
Clear
Humidity
70%
Feels like
17°F
Dew Point
15°F
4 AM
23°F
10%
5mph
W
Clear
Humidity
72%
Feels like
16°F
Dew Point
15°F
5 AM
22°F
10%
5mph
W
Mostly Clear
Humidity
74%
Feels like
16°F
Dew Point
15°F
6 AM
22°F
10%
4mph
W
Partly Cloudy
Humidity
76%
Feels like
16°F
Dew Point
15°F
7 AM
22°F
10%
4mph
W
Cloudy
Humidity
76%
Feels like
16°F
Dew Point
15°F
7:37 AM
8 AM
23°F
10%
4mph
W
Mostly Cloudy
Humidity
73%
Feels like
18°F
Dew Point
16°F
9 AM
25°F
10%
4mph
W
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
16°F
10 AM
27°F
10%
4mph
W
Partly Cloudy
Humidity
64%
Feels like
22°F
Dew Point
16°F
11 AM
29°F
10%
4mph
W
Partly Cloudy
Humidity
59%
Feels like
25°F
Dew Point
17°F
12 PM
31°F
10%
5mph
W
Mostly Cloudy
Humidity
54%
Feels like
27°F
Dew Point
17°F
1 PM
33°F
10%
5mph
WNW
Cloudy
Humidity
50%
Feels like
28°F
Dew Point
16°F
2 PM
34°F
10%
5mph
WNW
Cloudy
Humidity
49%
Feels like
29°F
Dew Point
17°F
3 PM
34°F
10%
4mph
WNW
Cloudy
Humidity
49%
Feels like
30°F
Dew Point
17°F
4 PM
33°F
10%
3mph
WNW
Cloudy
Humidity
50%
Feels like
31°F
Dew Point
17°F
4:56 PM
5 PM
32°F
10%
1mph
WNW
Cloudy
Humidity
53%
Feels like
32°F
Dew Point
17°F
6 PM
31°F
10%
1mph
ESE
Cloudy
Humidity
58%
Feels like
31°F
Dew Point
18°F
7 PM
30°F
10%
3mph
ESE
Cloudy
Humidity
61%
Feels like
30°F
Dew Point
18°F
8 PM
29°F
10%
3mph
ESE
Cloudy
Humidity
62%
Feels like
26°F
Dew Point
18°F
9 PM
29°F
10%
3mph
ESE
Mostly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
18°F
10 PM
29°F
10%
3mph
SE
Mostly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
18°F
11 PM
29°F
10%
4mph
SE
Mostly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
18°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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