Hourly Weather Forecast - West Mifflin, PA

12 AM
22°F
0%
8mph
WNW
Clear
Humidity
54%
Feels like
12°F
Dew Point
8°F
1 AM
21°F
0%
8mph
WNW
Clear
Humidity
56%
Feels like
12°F
Dew Point
8°F
2 AM
21°F
0%
7mph
WNW
Clear
Humidity
59%
Feels like
12°F
Dew Point
9°F
3 AM
20°F
0%
6mph
WNW
Clear
Humidity
61%
Feels like
11°F
Dew Point
9°F
4 AM
19°F
0%
6mph
W
Clear
Humidity
62%
Feels like
11°F
Dew Point
8°F
5 AM
19°F
0%
6mph
W
Partly Cloudy
Humidity
63%
Feels like
11°F
Dew Point
8°F
6 AM
18°F
0%
5mph
W
Mostly Cloudy
Humidity
65%
Feels like
11°F
Dew Point
8°F
7 AM
19°F
0%
5mph
W
Cloudy
Humidity
64%
Feels like
12°F
Dew Point
9°F
7:39 AM
8 AM
20°F
0%
5mph
WSW
Cloudy
Humidity
63%
Feels like
14°F
Dew Point
10°F
9 AM
22°F
0%
5mph
SW
Cloudy
Humidity
60%
Feels like
16°F
Dew Point
11°F
10 AM
25°F
0%
5mph
SW
Cloudy
Humidity
54%
Feels like
18°F
Dew Point
10°F
11 AM
27°F
30%
5mph
SW
30% Chance of Heavy Snow
Humidity
48%
Feels like
21°F
Dew Point
10°F
12 PM
28°F
30%
5mph
SW
30% Chance of Heavy Snow
Humidity
45%
Feels like
23°F
Dew Point
10°F
1 PM
30°F
30%
5mph
SW
30% Chance of Heavy Snow
Humidity
44%
Feels like
25°F
Dew Point
10°F
2 PM
30°F
30%
5mph
SW
30% Chance of Heavy Snow
Humidity
43%
Feels like
25°F
Dew Point
11°F
3 PM
31°F
30%
5mph
SSW
30% Chance of Heavy Snow
Humidity
43%
Feels like
26°F
Dew Point
11°F
4 PM
31°F
30%
5mph
S
30% Chance of Heavy Snow
Humidity
44%
Feels like
25°F
Dew Point
11°F
4:57 PM
5 PM
30°F
10%
5mph
SSE
Cloudy
Humidity
45%
Feels like
25°F
Dew Point
11°F
6 PM
30°F
10%
6mph
SSE
Cloudy
Humidity
47%
Feels like
24°F
Dew Point
12°F
7 PM
29°F
10%
6mph
SSE
Cloudy
Humidity
49%
Feels like
23°F
Dew Point
13°F
8 PM
29°F
10%
6mph
SSE
Mostly Cloudy
Humidity
51%
Feels like
23°F
Dew Point
14°F
9 PM
29°F
30%
7mph
SSE
30 % Chance of Heavy Snow
Humidity
52%
Feels like
22°F
Dew Point
14°F
10 PM
29°F
10%
7mph
SSE
Partly Cloudy
Humidity
53%
Feels like
23°F
Dew Point
14°F
11 PM
30°F
10%
7mph
SSE
Partly Cloudy
Humidity
51%
Feels like
23°F
Dew Point
14°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

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

Thursday's Weather Outlook

Thursday'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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