Hourly Weather Forecast - Cornwall, CT

7 AM
18°F
0%
2mph
SSW
Mostly Cloudy
Humidity
89%
Feels like
18°F
Dew Point
15°F
7:12 AM
8 AM
20°F
0%
3mph
SSW
Mostly Cloudy
Humidity
84%
Feels like
16°F
Dew Point
16°F
9 AM
24°F
0%
4mph
SSW
Cloudy
Humidity
77%
Feels like
18°F
Dew Point
18°F
10 AM
27°F
0%
6mph
SSW
Mostly Cloudy
Humidity
72%
Feels like
20°F
Dew Point
19°F
11 AM
29°F
0%
6mph
SSW
Mostly Cloudy
Humidity
70%
Feels like
22°F
Dew Point
20°F
12 PM
30°F
0%
7mph
SSW
Cloudy
Humidity
69%
Feels like
23°F
Dew Point
22°F
1 PM
32°F
0%
8mph
SSW
Cloudy
Humidity
69%
Feels like
25°F
Dew Point
23°F
2 PM
32°F
0%
7mph
SSW
Cloudy
Humidity
70%
Feels like
26°F
Dew Point
24°F
3 PM
32°F
0%
6mph
SW
Mostly Cloudy
Humidity
72%
Feels like
27°F
Dew Point
24°F
4 PM
32°F
0%
5mph
SW
Mostly Cloudy
Humidity
74%
Feels like
27°F
Dew Point
25°F
4:22 PM
5 PM
31°F
0%
4mph
SW
Mostly Cloudy
Humidity
77%
Feels like
27°F
Dew Point
25°F
6 PM
30°F
10%
4mph
SW
Cloudy
Humidity
80%
Feels like
26°F
Dew Point
25°F
7 PM
30°F
10%
4mph
SW
Cloudy
Humidity
82%
Feels like
26°F
Dew Point
25°F
8 PM
29°F
30%
3mph
SW
30 % Chance of Heavy Snow
Humidity
85%
Feels like
26°F
Dew Point
25°F
9 PM
29°F
30%
3mph
SW
30 % Chance of Heavy Snow
Humidity
87%
Feels like
26°F
Dew Point
26°F
10 PM
29°F
50%
3mph
SW
50% Chance of Heavy Snow
Humidity
88%
Feels like
29°F
Dew Point
26°F
11 PM
29°F
50%
3mph
WSW
50% Chance of Snow
Humidity
91%
Feels like
29°F
Dew Point
26°F

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

A fast moving disturbance will bring snow to the Midwest and Mid-Atlantic this weekend.

Weekend Weather Outlook

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

Cold Air Damming - Cause And Effects

Story Image via pixabay.com

Winter Precipitation

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide