Hourly Weather Forecast - South Lyme, CT

12 AM
26°F
30%
4mph
W
30% Chance of Snow
Humidity
75%
Feels like
21°F
Dew Point
19°F
1 AM
25°F
30%
4mph
W
30% Chance of Snow
Humidity
77%
Feels like
20°F
Dew Point
19°F
2 AM
25°F
0%
4mph
W
Mostly Cloudy
Humidity
77%
Feels like
20°F
Dew Point
19°F
3 AM
25°F
0%
4mph
W
Mostly Cloudy
Humidity
75%
Feels like
19°F
Dew Point
18°F
4 AM
24°F
0%
4mph
W
Mostly Cloudy
Humidity
74%
Feels like
19°F
Dew Point
17°F
5 AM
23°F
0%
3mph
WNW
Partly Cloudy
Humidity
75%
Feels like
19°F
Dew Point
17°F
6 AM
22°F
0%
2mph
WNW
Mostly Clear
Humidity
76%
Feels like
22°F
Dew Point
16°F
7 AM
22°F
0%
2mph
WNW
Clear
Humidity
76%
Feels like
22°F
Dew Point
16°F
7:08 AM
8 AM
24°F
0%
2mph
WNW
Sunny
Humidity
73%
Feels like
24°F
Dew Point
16°F
9 AM
26°F
0%
2mph
WNW
Sunny
Humidity
70%
Feels like
26°F
Dew Point
18°F
10 AM
28°F
0%
2mph
WNW
Sunny
Humidity
66%
Feels like
28°F
Dew Point
18°F
11 AM
30°F
0%
2mph
W
Sunny
Humidity
64%
Feels like
30°F
Dew Point
19°F
12 PM
31°F
0%
2mph
W
Mostly Sunny
Humidity
62%
Feels like
31°F
Dew Point
20°F
1 PM
32°F
0%
2mph
WSW
Mostly Sunny
Humidity
59%
Feels like
32°F
Dew Point
20°F
2 PM
33°F
0%
3mph
WSW
Mostly Sunny
Humidity
60%
Feels like
33°F
Dew Point
20°F
3 PM
32°F
0%
3mph
SW
Mostly Sunny
Humidity
61%
Feels like
32°F
Dew Point
20°F
4 PM
32°F
0%
2mph
SW
Mostly Sunny
Humidity
62%
Feels like
32°F
Dew Point
20°F
4:20 PM
5 PM
31°F
0%
3mph
SW
Mostly Clear
Humidity
65%
Feels like
31°F
Dew Point
20°F
6 PM
30°F
0%
3mph
SW
Mostly Clear
Humidity
66%
Feels like
27°F
Dew Point
20°F
7 PM
30°F
0%
4mph
WSW
Mostly Clear
Humidity
69%
Feels like
26°F
Dew Point
21°F
8 PM
29°F
0%
4mph
WSW
Partly Cloudy
Humidity
71%
Feels like
25°F
Dew Point
21°F
9 PM
29°F
0%
5mph
WSW
Partly Cloudy
Humidity
73%
Feels like
24°F
Dew Point
22°F
10 PM
29°F
0%
5mph
WSW
Partly Cloudy
Humidity
75%
Feels like
24°F
Dew Point
22°F
11 PM
29°F
0%
6mph
WSW
Partly Cloudy
Humidity
75%
Feels like
23°F
Dew Point
22°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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