Hourly Weather Forecast - Upper Saint Clair, PA

12 AM
10°F
0%
3mph
SSW
Partly Cloudy
Humidity
59%
Feels like
3°F
Dew Point
-2°F
1 AM
10°F
10%
3mph
S
Partly Cloudy
Humidity
59%
Feels like
3°F
Dew Point
-2°F
2 AM
10°F
10%
3mph
S
Mostly Cloudy
Humidity
58%
Feels like
4°F
Dew Point
-1°F
3 AM
11°F
10%
3mph
S
Mostly Cloudy
Humidity
58%
Feels like
5°F
Dew Point
-1°F
4 AM
12°F
10%
3mph
S
Cloudy
Humidity
57%
Feels like
6°F
Dew Point
0°F
5 AM
13°F
10%
4mph
S
Cloudy
Humidity
56%
Feels like
6°F
Dew Point
0°F
6 AM
14°F
20%
4mph
S
Cloudy
Humidity
55%
Feels like
7°F
Dew Point
1°F
7 AM
15°F
20%
5mph
S
Cloudy
Humidity
54%
Feels like
7°F
Dew Point
2°F
7:38 AM
8 AM
17°F
20%
6mph
S
Cloudy
Humidity
53%
Feels like
9°F
Dew Point
3°F
9 AM
21°F
20%
6mph
S
Cloudy
Humidity
50%
Feels like
12°F
Dew Point
5°F
10 AM
25°F
20%
7mph
SSW
Cloudy
Humidity
47%
Feels like
17°F
Dew Point
8°F
11 AM
28°F
20%
8mph
SSW
Mostly Cloudy
Humidity
45%
Feels like
20°F
Dew Point
10°F
12 PM
31°F
10%
9mph
SSW
Partly Cloudy
Humidity
44%
Feels like
23°F
Dew Point
12°F
1 PM
33°F
10%
9mph
SSW
Sunny
Humidity
46%
Feels like
25°F
Dew Point
14°F
2 PM
34°F
10%
9mph
SW
Sunny
Humidity
50%
Feels like
27°F
Dew Point
17°F
3 PM
35°F
30%
9mph
SW
30% Chance Snow Showers
Humidity
54%
Feels like
28°F
Dew Point
20°F
4 PM
36°F
30%
9mph
SW
30% Chance Snow Showers
Humidity
59%
Feels like
29°F
Dew Point
23°F
5 PM
36°F
30%
8mph
SW
30% Chance Snow Showers
Humidity
62%
Feels like
30°F
Dew Point
24°F
5:25 PM
6 PM
36°F
30%
8mph
SW
30% Chance Snow Showers
Humidity
65%
Feels like
30°F
Dew Point
25°F
7 PM
35°F
30%
7mph
SW
30% Chance Snow Showers
Humidity
67%
Feels like
30°F
Dew Point
25°F
8 PM
35°F
30%
7mph
SW
30% Chance Snow Showers
Humidity
69%
Feels like
29°F
Dew Point
26°F
9 PM
34°F
30%
7mph
SW
30% Chance Snow Showers
Humidity
72%
Feels like
28°F
Dew Point
26°F
10 PM
33°F
30%
7mph
SW
30% Chance of Flurries
Humidity
76%
Feels like
27°F
Dew Point
26°F
11 PM
32°F
30%
7mph
SW
30% Chance of Flurries
Humidity
78%
Feels like
25°F
Dew Point
26°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Northeast

A couple low pressure systems will produce additional snowfall across the Great Lakes, Upper Midwest, and Northeast this weekend into the upcoming week.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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