Hourly Weather Forecast - Swissvale, PA

12 AM
20°F
0%
8mph
WSW
Mostly Cloudy
Humidity
61%
Feels like
11°F
Dew Point
9°F
1 AM
20°F
0%
8mph
SW
Mostly Cloudy
Humidity
63%
Feels like
11°F
Dew Point
10°F
2 AM
20°F
0%
8mph
SSW
Mostly Cloudy
Humidity
66%
Feels like
10°F
Dew Point
10°F
3 AM
19°F
10%
8mph
SSW
Mostly Cloudy
Humidity
70%
Feels like
10°F
Dew Point
11°F
4 AM
19°F
10%
8mph
S
Mostly Cloudy
Humidity
71%
Feels like
10°F
Dew Point
12°F
5 AM
20°F
10%
8mph
S
Partly Cloudy
Humidity
72%
Feels like
11°F
Dew Point
13°F
6 AM
21°F
20%
8mph
S
Partly Cloudy
Humidity
72%
Feels like
12°F
Dew Point
14°F
7 AM
23°F
20%
8mph
S
Partly Cloudy
Humidity
72%
Feels like
14°F
Dew Point
15°F
7:38 AM
8 AM
25°F
20%
8mph
S
Partly Cloudy
Humidity
78%
Feels like
16°F
Dew Point
19°F
9 AM
28°F
10%
9mph
S
Partly Cloudy
Humidity
74%
Feels like
19°F
Dew Point
20°F
10 AM
30°F
10%
9mph
S
Partly Cloudy
Humidity
72%
Feels like
22°F
Dew Point
22°F
11 AM
32°F
10%
10mph
S
Mostly Cloudy
Humidity
68%
Feels like
24°F
Dew Point
23°F
12 PM
33°F
10%
10mph
S
Mostly Cloudy
Humidity
67%
Feels like
25°F
Dew Point
24°F
1 PM
34°F
10%
11mph
S
Cloudy
Humidity
67%
Feels like
26°F
Dew Point
24°F
2 PM
35°F
10%
11mph
S
Mostly Cloudy
Humidity
66%
Feels like
27°F
Dew Point
25°F
3 PM
36°F
10%
11mph
S
Mostly Cloudy
Humidity
67%
Feels like
28°F
Dew Point
26°F
4 PM
36°F
20%
12mph
S
Partly Cloudy
Humidity
68%
Feels like
28°F
Dew Point
26°F
4:55 PM
5 PM
36°F
20%
12mph
S
Partly Cloudy
Humidity
68%
Feels like
28°F
Dew Point
26°F
6 PM
36°F
20%
12mph
S
Mostly Cloudy
Humidity
66%
Feels like
28°F
Dew Point
26°F
7 PM
36°F
20%
12mph
S
Mostly Cloudy
Humidity
63%
Feels like
28°F
Dew Point
25°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

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

Cold Air Damming - Cause And Effects

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