Hourly Weather Forecast - Upper Saint Clair, PA

12 AM
46°F
40%
3mph
WSW
40% Chance of Light Rain
Humidity
96%
Feels like
46°F
Dew Point
45°F
1 AM
46°F
40%
3mph
WSW
40% Chance of Light Rain
Humidity
97%
Feels like
45°F
Dew Point
45°F
2 AM
46°F
30%
4mph
WSW
30% Chance Rain Showers
Humidity
97%
Feels like
44°F
Dew Point
45°F
3 AM
46°F
20%
3mph
WSW
Mostly Cloudy
Humidity
98%
Feels like
44°F
Dew Point
45°F
4 AM
46°F
20%
3mph
SW
Foggy
Humidity
99%
Feels like
44°F
Dew Point
45°F
5 AM
45°F
10%
3mph
SW
Mostly Cloudy
Humidity
98%
Feels like
44°F
Dew Point
45°F
6 AM
46°F
10%
3mph
SW
Cloudy
Humidity
97%
Feels like
44°F
Dew Point
45°F
7 AM
46°F
10%
3mph
SW
Cloudy
Humidity
93%
Feels like
45°F
Dew Point
44°F
7:22 AM
8 AM
48°F
10%
4mph
SSW
Cloudy
Humidity
87%
Feels like
47°F
Dew Point
44°F
9 AM
51°F
10%
4mph
SW
Cloudy
Humidity
79%
Feels like
51°F
Dew Point
44°F
10 AM
55°F
10%
5mph
SW
Cloudy
Humidity
69%
Feels like
55°F
Dew Point
45°F
11 AM
58°F
10%
6mph
WSW
Cloudy
Humidity
62%
Feels like
58°F
Dew Point
45°F
12 PM
61°F
20%
6mph
WSW
Cloudy
Humidity
57%
Feels like
61°F
Dew Point
46°F
1 PM
63°F
20%
6mph
WSW
Mostly Cloudy
Humidity
53%
Feels like
63°F
Dew Point
45°F
2 PM
64°F
20%
6mph
WSW
Mostly Cloudy
Humidity
50%
Feels like
64°F
Dew Point
45°F
3 PM
66°F
10%
6mph
WSW
Cloudy
Humidity
48%
Feels like
66°F
Dew Point
45°F
4 PM
66°F
10%
6mph
WSW
Cloudy
Humidity
47%
Feels like
66°F
Dew Point
45°F
5 PM
65°F
10%
6mph
WSW
Cloudy
Humidity
48%
Feels like
65°F
Dew Point
45°F
6 PM
63°F
10%
5mph
WSW
Cloudy
Humidity
51%
Feels like
63°F
Dew Point
44°F
7 PM
61°F
10%
4mph
WSW
Cloudy
Humidity
54%
Feels like
61°F
Dew Point
44°F
7:33 PM
8 PM
58°F
10%
3mph
SW
Mostly Cloudy
Humidity
57%
Feels like
58°F
Dew Point
43°F
9 PM
56°F
10%
3mph
SW
Cloudy
Humidity
60%
Feels like
56°F
Dew Point
43°F
10 PM
55°F
10%
3mph
SW
Cloudy
Humidity
61%
Feels like
55°F
Dew Point
42°F
11 PM
53°F
10%
3mph
SW
Cloudy
Humidity
63%
Feels like
53°F
Dew Point
41°F

Today's Severe Weather Outlook

Dangerous Storms Rumble Through Mid-Atlantic

Dangerous storms will quickly dart through the Mid-Atlantic this evening.

Snow Forecast Through Tuesday Evening

Snow, High Winds Plague Great Lakes With Blizzard Conditions

Tuesday's Weather Outlook

Today's Weather Outlook

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Weekly Drought Map for March 12, 2026

Widespread Drought Improvement For The South, Midwest

Blizzard: Its True Definition

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