Hourly Weather Forecast - Cornwall, PA

12 AM
30°F
10%
5mph
NW
Clear
Humidity
67%
Feels like
25°F
Dew Point
20°F
1 AM
29°F
10%
5mph
NW
Clear
Humidity
66%
Feels like
24°F
Dew Point
20°F
2 AM
29°F
10%
5mph
NW
Clear
Humidity
66%
Feels like
24°F
Dew Point
19°F
3 AM
28°F
10%
5mph
NW
Mostly Clear
Humidity
65%
Feels like
23°F
Dew Point
18°F
4 AM
28°F
10%
5mph
NW
Mostly Clear
Humidity
65%
Feels like
22°F
Dew Point
18°F
5 AM
27°F
10%
5mph
NW
Mostly Clear
Humidity
66%
Feels like
22°F
Dew Point
17°F
6 AM
27°F
10%
5mph
NW
Partly Cloudy
Humidity
67%
Feels like
21°F
Dew Point
17°F
7 AM
28°F
10%
4mph
NW
Partly Cloudy
Humidity
66%
Feels like
23°F
Dew Point
18°F
7:25 AM
8 AM
29°F
0%
5mph
NW
Partly Cloudy
Humidity
68%
Feels like
24°F
Dew Point
20°F
9 AM
31°F
10%
5mph
NW
Partly Cloudy
Humidity
61%
Feels like
26°F
Dew Point
20°F
10 AM
33°F
10%
6mph
NW
Partly Cloudy
Humidity
55%
Feels like
28°F
Dew Point
19°F
11 AM
34°F
10%
6mph
NW
Partly Cloudy
Humidity
51%
Feels like
29°F
Dew Point
18°F
12 PM
35°F
10%
6mph
NW
Partly Cloudy
Humidity
49%
Feels like
29°F
Dew Point
18°F
1 PM
36°F
10%
6mph
NW
Mostly Sunny
Humidity
48%
Feels like
30°F
Dew Point
18°F
2 PM
36°F
10%
6mph
NW
Mostly Sunny
Humidity
47%
Feels like
31°F
Dew Point
18°F
3 PM
35°F
10%
6mph
NW
Sunny
Humidity
49%
Feels like
30°F
Dew Point
18°F
4 PM
34°F
10%
5mph
NW
Sunny
Humidity
54%
Feels like
30°F
Dew Point
19°F
4:43 PM
5 PM
33°F
10%
4mph
NW
Clear
Humidity
57%
Feels like
29°F
Dew Point
19°F
6 PM
32°F
20%
3mph
NW
Clear
Humidity
61%
Feels like
28°F
Dew Point
20°F
7 PM
30°F
20%
3mph
NW
Clear
Humidity
64%
Feels like
30°F
Dew Point
20°F
8 PM
29°F
20%
3mph
NW
Clear
Humidity
68%
Feels like
29°F
Dew Point
20°F
9 PM
28°F
20%
3mph
NW
Clear
Humidity
70%
Feels like
28°F
Dew Point
20°F
10 PM
28°F
20%
3mph
NW
Clear
Humidity
69%
Feels like
28°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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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