Hourly Weather Forecast - South Lyme, CT

12 AM
29°F
0%
6mph
WSW
Mostly Clear
Humidity
75%
Feels like
23°F
Dew Point
23°F
1 AM
30°F
0%
6mph
WSW
Mostly Clear
Humidity
75%
Feels like
23°F
Dew Point
23°F
2 AM
31°F
0%
6mph
SW
Clear
Humidity
73%
Feels like
24°F
Dew Point
23°F
3 AM
31°F
0%
6mph
SW
Clear
Humidity
71%
Feels like
26°F
Dew Point
23°F
4 AM
32°F
0%
6mph
SW
Clear
Humidity
70%
Feels like
27°F
Dew Point
24°F
5 AM
33°F
0%
6mph
SW
Mostly Clear
Humidity
71%
Feels like
27°F
Dew Point
25°F
6 AM
33°F
0%
6mph
SW
Partly Cloudy
Humidity
73%
Feels like
28°F
Dew Point
26°F
7 AM
34°F
0%
6mph
SW
Partly Cloudy
Humidity
74%
Feels like
29°F
Dew Point
27°F
7:08 AM
8 AM
36°F
0%
7mph
SW
Partly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
28°F
9 AM
39°F
0%
7mph
SW
Partly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
30°F
10 AM
41°F
0%
8mph
SW
Mostly Sunny
Humidity
67%
Feels like
35°F
Dew Point
30°F
11 AM
42°F
0%
8mph
SW
Mostly Sunny
Humidity
67%
Feels like
37°F
Dew Point
32°F
12 PM
42°F
0%
9mph
WSW
Sunny
Humidity
68%
Feels like
37°F
Dew Point
32°F
1 PM
43°F
0%
9mph
WSW
Sunny
Humidity
68%
Feels like
38°F
Dew Point
33°F
2 PM
43°F
0%
8mph
WSW
Sunny
Humidity
68%
Feels like
38°F
Dew Point
33°F
3 PM
43°F
0%
8mph
WSW
Sunny
Humidity
67%
Feels like
38°F
Dew Point
33°F
4 PM
42°F
0%
6mph
WSW
Mostly Sunny
Humidity
68%
Feels like
38°F
Dew Point
32°F
4:21 PM
5 PM
41°F
0%
6mph
WSW
Mostly Clear
Humidity
71%
Feels like
37°F
Dew Point
32°F
6 PM
40°F
0%
5mph
W
Partly Cloudy
Humidity
73%
Feels like
36°F
Dew Point
32°F
7 PM
39°F
0%
5mph
W
Partly Cloudy
Humidity
74%
Feels like
35°F
Dew Point
31°F
8 PM
38°F
0%
4mph
W
Partly Cloudy
Humidity
75%
Feels like
34°F
Dew Point
31°F
9 PM
37°F
0%
4mph
W
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
31°F
10 PM
36°F
0%
3mph
W
Partly Cloudy
Humidity
78%
Feels like
34°F
Dew Point
30°F
11 PM
35°F
0%
2mph
WNW
Partly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
29°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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