Hourly Weather Forecast - South Lyme, CT

1 PM
28°F
70%
7mph
NNW
70% Chance of Heavy Snow
Humidity
82%
Feels like
20°F
Dew Point
23°F
2 PM
28°F
70%
8mph
NNW
70% Chance of Snow
Humidity
76%
Feels like
20°F
Dew Point
21°F
3 PM
28°F
70%
8mph
NNW
70% Chance of Flurries
Humidity
70%
Feels like
19°F
Dew Point
19°F
4 PM
27°F
30%
9mph
NNW
30% Chance of Snow
Humidity
66%
Feels like
19°F
Dew Point
17°F
4:20 PM
5 PM
26°F
10%
9mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
17°F
Dew Point
16°F
6 PM
25°F
30%
9mph
NNW
30% Chance of Snow
Humidity
65%
Feels like
16°F
Dew Point
15°F
7 PM
24°F
0%
9mph
NNW
Partly Cloudy
Humidity
65%
Feels like
14°F
Dew Point
14°F
8 PM
23°F
0%
10mph
NNW
Partly Cloudy
Humidity
65%
Feels like
13°F
Dew Point
13°F
9 PM
22°F
0%
10mph
NNW
Partly Cloudy
Humidity
65%
Feels like
11°F
Dew Point
12°F
10 PM
21°F
0%
10mph
NNW
Partly Cloudy
Humidity
63%
Feels like
10°F
Dew Point
10°F
11 PM
20°F
0%
10mph
NNW
Mostly Clear
Humidity
60%
Feels like
8°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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