Hourly Weather Forecast - Saint Clair, PA

12 AM
40°F
20%
8mph
WSW
Partly Cloudy
Humidity
69%
Feels like
34°F
Dew Point
30°F
1 AM
39°F
10%
8mph
W
Mostly Clear
Humidity
66%
Feels like
33°F
Dew Point
29°F
2 AM
38°F
0%
9mph
W
Clear
Humidity
63%
Feels like
31°F
Dew Point
27°F
3 AM
37°F
0%
9mph
W
Clear
Humidity
61%
Feels like
30°F
Dew Point
25°F
4 AM
36°F
0%
10mph
W
Clear
Humidity
59%
Feels like
29°F
Dew Point
23°F
5 AM
35°F
0%
10mph
W
Clear
Humidity
58%
Feels like
28°F
Dew Point
22°F
6 AM
35°F
0%
10mph
W
Clear
Humidity
58%
Feels like
27°F
Dew Point
21°F
7 AM
34°F
0%
10mph
W
Clear
Humidity
56%
Feels like
27°F
Dew Point
20°F
7:18 AM
8 AM
35°F
0%
10mph
W
Sunny
Humidity
54%
Feels like
27°F
Dew Point
20°F
9 AM
37°F
0%
10mph
W
Sunny
Humidity
50%
Feels like
30°F
Dew Point
20°F
10 AM
40°F
0%
11mph
W
Sunny
Humidity
45%
Feels like
33°F
Dew Point
20°F
11 AM
43°F
0%
11mph
W
Sunny
Humidity
39%
Feels like
37°F
Dew Point
20°F
12 PM
45°F
0%
11mph
WNW
Sunny
Humidity
34%
Feels like
40°F
Dew Point
19°F
1 PM
47°F
0%
11mph
W
Sunny
Humidity
31%
Feels like
42°F
Dew Point
18°F
2 PM
48°F
0%
10mph
W
Sunny
Humidity
29%
Feels like
43°F
Dew Point
17°F
3 PM
49°F
0%
10mph
WNW
Mostly Sunny
Humidity
27%
Feels like
44°F
Dew Point
17°F
4 PM
49°F
0%
9mph
WNW
Partly Cloudy
Humidity
26%
Feels like
45°F
Dew Point
15°F
5 PM
48°F
0%
8mph
WNW
Partly Cloudy
Humidity
26%
Feels like
44°F
Dew Point
15°F
6 PM
46°F
0%
6mph
WNW
Partly Cloudy
Humidity
28%
Feels like
42°F
Dew Point
14°F
7 PM
43°F
0%
4mph
WNW
Mostly Sunny
Humidity
31%
Feels like
40°F
Dew Point
15°F
7:10 PM
8 PM
40°F
0%
3mph
WNW
Partly Cloudy
Humidity
35%
Feels like
40°F
Dew Point
14°F
9 PM
38°F
0%
2mph
NW
Partly Cloudy
Humidity
39%
Feels like
38°F
Dew Point
15°F
10 PM
36°F
10%
2mph
NNW
Partly Cloudy
Humidity
43%
Feels like
36°F
Dew Point
16°F
11 PM
35°F
10%
1mph
N
Mostly Cloudy
Humidity
47%
Feels like
35°F
Dew Point
16°F

Tonight's Severe Weather Outlook

Severe Storms Continue To Wreak Havoc on East, Gulf Coasts

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

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