Hourly Weather Forecast - South Lyme, CT

5 AM
31°F
100%
0mph
N
Snow
Humidity
92%
Feels like
31°F
Dew Point
29°F
6 AM
31°F
100%
0mph
N
Snow
Humidity
94%
Feels like
31°F
Dew Point
29°F
7 AM
31°F
90%
0mph
N
Snow
Humidity
95%
Feels like
31°F
Dew Point
30°F
7:06 AM
8 AM
32°F
90%
1mph
NNW
Heavy Snow
Humidity
92%
Feels like
32°F
Dew Point
29°F
9 AM
32°F
90%
2mph
NNW
Heavy Snow
Humidity
89%
Feels like
32°F
Dew Point
29°F
10 AM
33°F
80%
4mph
NNW
80% Chance of Heavy Snow
Humidity
86%
Feels like
29°F
Dew Point
29°F
11 AM
32°F
80%
6mph
NNW
80% Chance of Heavy Snow
Humidity
83%
Feels like
27°F
Dew Point
28°F
12 PM
32°F
70%
7mph
NNW
70% Chance of Heavy Snow
Humidity
79%
Feels like
26°F
Dew Point
26°F
1 PM
31°F
30%
8mph
NNW
30% Chance of Heavy Snow
Humidity
75%
Feels like
24°F
Dew Point
24°F
2 PM
31°F
30%
9mph
NW
30% Chance of Heavy Snow
Humidity
71%
Feels like
23°F
Dew Point
23°F
3 PM
31°F
10%
9mph
NW
Cloudy
Humidity
67%
Feels like
23°F
Dew Point
21°F
4 PM
30°F
30%
9mph
NW
30% Chance of Snow
Humidity
64%
Feels like
22°F
Dew Point
19°F
4:20 PM
5 PM
28°F
10%
9mph
NW
Mostly Cloudy
Humidity
65%
Feels like
20°F
Dew Point
18°F
6 PM
27°F
10%
9mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
17°F
7 PM
25°F
0%
9mph
NNW
Partly Cloudy
Humidity
66%
Feels like
16°F
Dew Point
16°F
8 PM
24°F
0%
10mph
NNW
Partly Cloudy
Humidity
65%
Feels like
14°F
Dew Point
14°F
9 PM
23°F
0%
10mph
NNW
Mostly Cloudy
Humidity
64%
Feels like
13°F
Dew Point
13°F
10 PM
22°F
0%
10mph
NNW
Mostly Cloudy
Humidity
61%
Feels like
11°F
Dew Point
11°F
11 PM
20°F
0%
11mph
NNW
Partly Cloudy
Humidity
59%
Feels like
9°F
Dew Point
8°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

Sunday Weather Outlook

Today'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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