Hourly Weather Forecast - Cornwall, CT

12 AM
30°F
10%
6mph
WNW
Mostly Clear
Humidity
57%
Feels like
24°F
Dew Point
17°F
1 AM
30°F
0%
5mph
WNW
Clear
Humidity
57%
Feels like
24°F
Dew Point
16°F
2 AM
29°F
0%
5mph
WNW
Clear
Humidity
58%
Feels like
24°F
Dew Point
16°F
3 AM
28°F
0%
4mph
WNW
Clear
Humidity
59%
Feels like
23°F
Dew Point
16°F
4 AM
28°F
0%
4mph
WNW
Clear
Humidity
59%
Feels like
23°F
Dew Point
15°F
5 AM
27°F
0%
3mph
W
Clear
Humidity
59%
Feels like
24°F
Dew Point
15°F
6 AM
27°F
0%
2mph
W
Clear
Humidity
61%
Feels like
27°F
Dew Point
15°F
7 AM
27°F
0%
2mph
WSW
Clear
Humidity
62%
Feels like
27°F
Dew Point
16°F
7:09 AM
8 AM
28°F
0%
3mph
SW
Sunny
Humidity
62%
Feels like
28°F
Dew Point
16°F
9 AM
30°F
0%
4mph
SW
Mostly Sunny
Humidity
57%
Feels like
26°F
Dew Point
17°F
10 AM
33°F
0%
5mph
SSW
Partly Cloudy
Humidity
51%
Feels like
29°F
Dew Point
17°F
11 AM
36°F
10%
7mph
SSW
Mostly Cloudy
Humidity
45%
Feels like
31°F
Dew Point
17°F
12 PM
38°F
10%
8mph
SSW
Cloudy
Humidity
43%
Feels like
33°F
Dew Point
18°F
1 PM
40°F
10%
9mph
S
Cloudy
Humidity
41%
Feels like
34°F
Dew Point
18°F
2 PM
41°F
10%
11mph
S
Cloudy
Humidity
40%
Feels like
35°F
Dew Point
19°F
3 PM
42°F
20%
12mph
S
Cloudy
Humidity
41%
Feels like
35°F
Dew Point
20°F
4 PM
41°F
30%
12mph
S
30% Chance of Light Rain
Humidity
43%
Feels like
34°F
Dew Point
20°F
5 PM
40°F
20%
12mph
S
Cloudy
Humidity
46%
Feels like
34°F
Dew Point
21°F
6 PM
39°F
20%
11mph
S
Mostly Cloudy
Humidity
51%
Feels like
32°F
Dew Point
22°F
6:57 PM
7 PM
37°F
10%
10mph
S
Mostly Clear
Humidity
57%
Feels like
30°F
Dew Point
24°F
8 PM
36°F
10%
10mph
S
Clear
Humidity
63%
Feels like
29°F
Dew Point
24°F
9 PM
36°F
20%
10mph
S
Clear
Humidity
66%
Feels like
28°F
Dew Point
25°F
10 PM
36°F
20%
10mph
S
Clear
Humidity
67%
Feels like
29°F
Dew Point
26°F
11 PM
36°F
20%
10mph
S
Mostly Clear
Humidity
69%
Feels like
29°F
Dew Point
27°F

Today's Severe Weather Outlook

Severe Storm Outbreak Eyes Central U.S. Tonight

A severe storm outbreak will likely occur across the Midwest, with other dangerous weather in the forecast for the nation's midsection.

Wednesday's Weather Outlook

Wednesday'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide