Hourly Weather Forecast - Cornwall, CT

3 PM
35°F
0%
5mph
SSW
Mostly Cloudy
Humidity
57%
Feels like
30°F
Dew Point
21°F
4 PM
34°F
0%
5mph
SSW
Mostly Cloudy
Humidity
60%
Feels like
29°F
Dew Point
22°F
4:24 PM
5 PM
33°F
0%
5mph
S
Partly Cloudy
Humidity
64%
Feels like
28°F
Dew Point
22°F
6 PM
31°F
0%
6mph
S
Mostly Clear
Humidity
68%
Feels like
25°F
Dew Point
22°F
7 PM
30°F
0%
6mph
S
Partly Cloudy
Humidity
71%
Feels like
24°F
Dew Point
22°F
8 PM
30°F
0%
6mph
S
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
22°F
9 PM
30°F
0%
7mph
S
Mostly Cloudy
Humidity
70%
Feels like
24°F
Dew Point
22°F
10 PM
31°F
0%
7mph
S
Mostly Cloudy
Humidity
69%
Feels like
24°F
Dew Point
22°F
11 PM
31°F
0%
7mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
23°F
Dew Point
22°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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