Hourly Weather Forecast - Slippery Rock, PA

12 AM
38°F
30%
8mph
SW
30% Chance of Light Rain
Humidity
63%
Feels like
33°F
Dew Point
27°F
1 AM
39°F
30%
8mph
SW
30% Chance of Light Rain
Humidity
64%
Feels like
33°F
Dew Point
27°F
2 AM
38°F
30%
8mph
WSW
30% Chance Frozen Mix
Humidity
66%
Feels like
32°F
Dew Point
28°F
3 AM
36°F
30%
8mph
WSW
30% Chance of Light Rain
Humidity
71%
Feels like
30°F
Dew Point
28°F
4 AM
35°F
30%
7mph
WSW
30% Chance Frozen Mix
Humidity
75%
Feels like
29°F
Dew Point
28°F
5 AM
34°F
30%
7mph
WSW
30% Chance of Flurries
Humidity
78%
Feels like
28°F
Dew Point
28°F
6 AM
33°F
30%
6mph
W
30% Chance of Flurries
Humidity
81%
Feels like
27°F
Dew Point
28°F
7 AM
31°F
10%
6mph
W
Mostly Cloudy
Humidity
87%
Feels like
26°F
Dew Point
28°F
7:41 AM
8 AM
31°F
10%
6mph
W
Mostly Cloudy
Humidity
91%
Feels like
25°F
Dew Point
29°F
9 AM
31°F
10%
7mph
W
Mostly Cloudy
Humidity
95%
Feels like
24°F
Dew Point
29°F
10 AM
32°F
10%
7mph
W
Mostly Cloudy
Humidity
94%
Feels like
25°F
Dew Point
30°F
11 AM
33°F
10%
7mph
W
Mostly Cloudy
Humidity
90%
Feels like
26°F
Dew Point
30°F
12 PM
33°F
10%
7mph
W
Mostly Cloudy
Humidity
86%
Feels like
27°F
Dew Point
30°F
1 PM
34°F
10%
7mph
W
Mostly Cloudy
Humidity
81%
Feels like
28°F
Dew Point
29°F
2 PM
35°F
10%
7mph
W
Partly Cloudy
Humidity
78%
Feels like
29°F
Dew Point
28°F
3 PM
34°F
10%
6mph
W
Partly Cloudy
Humidity
77%
Feels like
29°F
Dew Point
28°F
4 PM
33°F
10%
6mph
W
Partly Cloudy
Humidity
79%
Feels like
27°F
Dew Point
27°F
4:54 PM
5 PM
31°F
10%
5mph
W
Partly Cloudy
Humidity
86%
Feels like
25°F
Dew Point
27°F
6 PM
28°F
10%
4mph
W
Mostly Cloudy
Humidity
93%
Feels like
23°F
Dew Point
27°F
7 PM
26°F
10%
4mph
W
Foggy
Humidity
99%
Feels like
22°F
Dew Point
26°F
8 PM
25°F
10%
3mph
WNW
Foggy
Humidity
100%
Feels like
22°F
Dew Point
25°F
9 PM
25°F
10%
3mph
WNW
Foggy
Humidity
100%
Feels like
25°F
Dew Point
25°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today'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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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