Hourly Weather Forecast - South Lyme, CT

12 AM
28°F
0%
9mph
WNW
Mostly Clear
Humidity
49%
Feels like
19°F
Dew Point
11°F
1 AM
27°F
0%
9mph
WNW
Mostly Clear
Humidity
48%
Feels like
18°F
Dew Point
10°F
2 AM
26°F
0%
9mph
WNW
Mostly Clear
Humidity
48%
Feels like
17°F
Dew Point
9°F
3 AM
25°F
0%
8mph
WNW
Mostly Clear
Humidity
48%
Feels like
16°F
Dew Point
8°F
4 AM
24°F
0%
8mph
WNW
Mostly Clear
Humidity
46%
Feels like
16°F
Dew Point
7°F
5 AM
24°F
0%
6mph
WNW
Mostly Clear
Humidity
47%
Feels like
16°F
Dew Point
6°F
6 AM
24°F
0%
6mph
WNW
Mostly Clear
Humidity
47%
Feels like
17°F
Dew Point
6°F
7 AM
24°F
0%
5mph
WNW
Clear
Humidity
46%
Feels like
18°F
Dew Point
6°F
7:10 AM
8 AM
26°F
0%
5mph
WNW
Sunny
Humidity
41%
Feels like
20°F
Dew Point
5°F
9 AM
28°F
0%
5mph
WNW
Sunny
Humidity
37%
Feels like
22°F
Dew Point
5°F
10 AM
30°F
0%
6mph
WNW
Sunny
Humidity
36%
Feels like
25°F
Dew Point
7°F
11 AM
33°F
0%
5mph
WNW
Sunny
Humidity
37%
Feels like
27°F
Dew Point
9°F
12 PM
34°F
10%
5mph
W
Sunny
Humidity
38%
Feels like
30°F
Dew Point
11°F
1 PM
36°F
10%
5mph
W
Sunny
Humidity
38%
Feels like
31°F
Dew Point
13°F
2 PM
37°F
20%
5mph
WSW
Sunny
Humidity
40%
Feels like
32°F
Dew Point
15°F
3 PM
37°F
20%
6mph
WSW
Mostly Sunny
Humidity
43%
Feels like
32°F
Dew Point
17°F
4 PM
37°F
20%
6mph
SW
Mostly Sunny
Humidity
46%
Feels like
32°F
Dew Point
18°F
4:22 PM
5 PM
37°F
20%
5mph
SW
Partly Cloudy
Humidity
50%
Feels like
32°F
Dew Point
20°F
6 PM
36°F
20%
5mph
SW
Mostly Cloudy
Humidity
56%
Feels like
31°F
Dew Point
22°F
7 PM
35°F
30%
6mph
SW
30% Chance of Flurries
Humidity
60%
Feels like
31°F
Dew Point
23°F
8 PM
35°F
30%
6mph
SW
30% Chance of Flurries
Humidity
66%
Feels like
30°F
Dew Point
25°F
9 PM
36°F
30%
7mph
SW
30% Chance of Flurries
Humidity
70%
Feels like
30°F
Dew Point
27°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

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

Cold Air Damming - Cause And Effects

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