Hourly Weather Forecast - South Lyme, CT

1 AM
18°F
0%
10mph
NW
Mostly Clear
Humidity
60%
Feels like
6°F
Dew Point
6°F
2 AM
16°F
0%
10mph
NW
Clear
Humidity
60%
Feels like
4°F
Dew Point
5°F
3 AM
15°F
0%
9mph
NW
Clear
Humidity
60%
Feels like
4°F
Dew Point
4°F
4 AM
15°F
0%
9mph
NW
Clear
Humidity
61%
Feels like
3°F
Dew Point
4°F
5 AM
14°F
0%
9mph
NW
Clear
Humidity
62%
Feels like
3°F
Dew Point
4°F
6 AM
14°F
0%
9mph
NW
Clear
Humidity
63%
Feels like
3°F
Dew Point
4°F
7 AM
15°F
0%
9mph
NW
Clear
Humidity
63%
Feels like
4°F
Dew Point
5°F
7:07 AM
8 AM
17°F
0%
9mph
NW
Sunny
Humidity
60%
Feels like
6°F
Dew Point
6°F
9 AM
19°F
0%
9mph
NW
Sunny
Humidity
58%
Feels like
9°F
Dew Point
7°F
10 AM
22°F
0%
9mph
NW
Sunny
Humidity
55%
Feels like
11°F
Dew Point
8°F
11 AM
24°F
0%
9mph
NW
Mostly Sunny
Humidity
55%
Feels like
14°F
Dew Point
10°F
12 PM
25°F
0%
9mph
NW
Mostly Sunny
Humidity
53%
Feels like
16°F
Dew Point
11°F
1 PM
27°F
0%
9mph
WNW
Mostly Sunny
Humidity
51%
Feels like
18°F
Dew Point
11°F
2 PM
27°F
0%
8mph
WNW
Mostly Sunny
Humidity
51%
Feels like
19°F
Dew Point
11°F
3 PM
27°F
0%
7mph
WNW
Partly Cloudy
Humidity
51%
Feels like
20°F
Dew Point
12°F
4 PM
27°F
0%
6mph
WNW
Partly Cloudy
Humidity
52%
Feels like
20°F
Dew Point
12°F
4:20 PM
5 PM
27°F
10%
5mph
WNW
Partly Cloudy
Humidity
55%
Feels like
21°F
Dew Point
13°F
6 PM
27°F
10%
4mph
W
Mostly Cloudy
Humidity
57%
Feels like
22°F
Dew Point
13°F
7 PM
26°F
10%
3mph
W
Cloudy
Humidity
59%
Feels like
22°F
Dew Point
14°F
8 PM
26°F
10%
3mph
W
Cloudy
Humidity
62%
Feels like
22°F
Dew Point
15°F
9 PM
26°F
10%
4mph
W
Cloudy
Humidity
66%
Feels like
22°F
Dew Point
17°F
10 PM
26°F
30%
4mph
W
30% Chance of Snow
Humidity
70%
Feels like
22°F
Dew Point
18°F
11 PM
26°F
30%
4mph
W
30% Chance of Snow
Humidity
72%
Feels like
21°F
Dew Point
18°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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