Hourly Weather Forecast - Saint Clair, PA

12 AM
26°F
10%
0mph
NNE
Cloudy
Humidity
70%
Feels like
26°F
Dew Point
18°F
1 AM
26°F
10%
0mph
NE
Cloudy
Humidity
70%
Feels like
26°F
Dew Point
18°F
2 AM
27°F
10%
1mph
ENE
Cloudy
Humidity
71%
Feels like
27°F
Dew Point
18°F
3 AM
27°F
10%
1mph
SE
Cloudy
Humidity
72%
Feels like
27°F
Dew Point
19°F
4 AM
27°F
10%
1mph
SSE
Cloudy
Humidity
73%
Feels like
27°F
Dew Point
20°F
5 AM
28°F
10%
1mph
SE
Cloudy
Humidity
75%
Feels like
28°F
Dew Point
21°F
6 AM
28°F
10%
1mph
SE
Cloudy
Humidity
79%
Feels like
28°F
Dew Point
22°F
7 AM
29°F
20%
1mph
ESE
Cloudy
Humidity
80%
Feels like
29°F
Dew Point
23°F
7:04 AM
8 AM
30°F
30%
2mph
ESE
30% Chance of Flurries
Humidity
82%
Feels like
30°F
Dew Point
25°F
9 AM
31°F
30%
2mph
ESE
30% Chance of Flurries
Humidity
80%
Feels like
31°F
Dew Point
26°F
10 AM
33°F
30%
3mph
SE
30% Chance Snow Showers
Humidity
79%
Feels like
33°F
Dew Point
27°F
11 AM
34°F
30%
4mph
S
30% Chance Snow Showers
Humidity
79%
Feels like
30°F
Dew Point
28°F
12 PM
35°F
30%
4mph
SSW
30% Chance Snow Showers
Humidity
79%
Feels like
31°F
Dew Point
29°F
1 PM
36°F
30%
5mph
SW
30% Chance Snow Showers
Humidity
78%
Feels like
32°F
Dew Point
30°F
2 PM
37°F
30%
5mph
W
30% Chance Rain Showers
Humidity
77%
Feels like
33°F
Dew Point
30°F
3 PM
38°F
30%
5mph
NW
30% Chance Rain Showers
Humidity
76%
Feels like
34°F
Dew Point
31°F
4 PM
38°F
30%
4mph
NW
30% Chance Rain Showers
Humidity
75%
Feels like
35°F
Dew Point
31°F
5 PM
38°F
30%
5mph
NW
30% Chance Rain Showers
Humidity
75%
Feels like
35°F
Dew Point
31°F

Friday's Weather Outlook

Friday's Weather Outlook

A snow-filled clipper system is set to sweep through the Great Lakes, Ohio Valley, and Mid-Atlantic.

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image courtesy of Pixabay.com

All About Snow Squalls

A person in a pink coat and red mittens holding a snowball. (Image by Dmitriy Gutarev from Pixabay)

Cold Weather and Worsening Health Conditions

Windchill chart

Dangers of Wind Chills

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