Hourly Weather Forecast - South Lyme, CT

12 AM
39°F
0%
7mph
SSW
Mostly Cloudy
Humidity
78%
Feels like
34°F
Dew Point
32°F
1 AM
40°F
0%
8mph
SSW
Mostly Cloudy
Humidity
80%
Feels like
34°F
Dew Point
34°F
2 AM
40°F
0%
8mph
SSW
Partly Cloudy
Humidity
81%
Feels like
35°F
Dew Point
35°F
3 AM
41°F
0%
9mph
SW
Partly Cloudy
Humidity
82%
Feels like
35°F
Dew Point
36°F
4 AM
41°F
0%
9mph
SW
Partly Cloudy
Humidity
82%
Feels like
36°F
Dew Point
36°F
5 AM
41°F
10%
9mph
SW
Partly Cloudy
Humidity
82%
Feels like
35°F
Dew Point
36°F
6 AM
41°F
10%
8mph
SW
Partly Cloudy
Humidity
81%
Feels like
35°F
Dew Point
35°F
7 AM
41°F
10%
8mph
WSW
Mostly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
35°F
7:11 AM
8 AM
41°F
10%
8mph
WSW
Mostly Cloudy
Humidity
75%
Feels like
36°F
Dew Point
34°F
9 AM
42°F
10%
7mph
WSW
Mostly Cloudy
Humidity
71%
Feels like
37°F
Dew Point
34°F
10 AM
43°F
10%
8mph
WSW
Partly Cloudy
Humidity
68%
Feels like
38°F
Dew Point
33°F
11 AM
44°F
10%
8mph
WSW
Partly Cloudy
Humidity
65%
Feels like
39°F
Dew Point
33°F
12 PM
44°F
10%
8mph
WSW
Mostly Sunny
Humidity
61%
Feels like
40°F
Dew Point
32°F
1 PM
45°F
10%
9mph
W
Mostly Sunny
Humidity
57%
Feels like
40°F
Dew Point
30°F
2 PM
44°F
10%
9mph
W
Partly Cloudy
Humidity
53%
Feels like
40°F
Dew Point
28°F
3 PM
44°F
10%
9mph
W
Partly Cloudy
Humidity
50%
Feels like
38°F
Dew Point
26°F
4 PM
42°F
10%
9mph
WNW
Partly Cloudy
Humidity
48%
Feels like
37°F
Dew Point
24°F
4:22 PM
5 PM
40°F
0%
9mph
WNW
Partly Cloudy
Humidity
47%
Feels like
34°F
Dew Point
22°F
6 PM
37°F
0%
9mph
WNW
Mostly Clear
Humidity
47%
Feels like
30°F
Dew Point
19°F
7 PM
35°F
0%
9mph
WNW
Clear
Humidity
47%
Feels like
27°F
Dew Point
17°F
8 PM
33°F
0%
10mph
WNW
Clear
Humidity
48%
Feels like
25°F
Dew Point
15°F
9 PM
31°F
0%
10mph
WNW
Clear
Humidity
48%
Feels like
23°F
Dew Point
14°F
10 PM
30°F
0%
9mph
WNW
Clear
Humidity
49%
Feels like
22°F
Dew Point
13°F
11 PM
29°F
0%
9mph
WNW
Mostly Clear
Humidity
50%
Feels like
20°F
Dew Point
13°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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