Hourly Weather Forecast - South Chatham, MA

2 AM
42°F
10%
9mph
WSW
Cloudy
Humidity
81%
Feels like
36°F
Dew Point
37°F
3 AM
41°F
10%
9mph
WSW
Cloudy
Humidity
80%
Feels like
36°F
Dew Point
36°F
4 AM
41°F
10%
9mph
WSW
Mostly Cloudy
Humidity
79%
Feels like
35°F
Dew Point
35°F
5 AM
40°F
0%
9mph
WSW
Partly Cloudy
Humidity
79%
Feels like
34°F
Dew Point
34°F
6 AM
40°F
0%
9mph
WSW
Partly Cloudy
Humidity
76%
Feels like
34°F
Dew Point
33°F
6:56 AM
7 AM
40°F
0%
10mph
W
Partly Cloudy
Humidity
71%
Feels like
33°F
Dew Point
31°F
8 AM
39°F
0%
11mph
W
Partly Cloudy
Humidity
65%
Feels like
33°F
Dew Point
29°F
9 AM
39°F
0%
11mph
W
Mostly Sunny
Humidity
60%
Feels like
31°F
Dew Point
26°F
10 AM
38°F
0%
12mph
W
Mostly Sunny
Humidity
55%
Feels like
30°F
Dew Point
23°F
11 AM
37°F
0%
12mph
W
Mostly Sunny
Humidity
50%
Feels like
29°F
Dew Point
20°F
12 PM
35°F
0%
12mph
W
Mostly Sunny
Humidity
47%
Feels like
27°F
Dew Point
17°F
1 PM
34°F
0%
12mph
W
Mostly Sunny
Humidity
45%
Feels like
25°F
Dew Point
15°F
2 PM
32°F
0%
12mph
W
Sunny
Humidity
46%
Feels like
23°F
Dew Point
14°F
3 PM
30°F
0%
12mph
W
Sunny
Humidity
47%
Feels like
20°F
Dew Point
12°F
4 PM
29°F
0%
12mph
W
Sunny
Humidity
48%
Feels like
18°F
Dew Point
11°F
4:09 PM
5 PM
28°F
0%
12mph
W
Partly Cloudy
Humidity
50%
Feels like
17°F
Dew Point
11°F
6 PM
28°F
0%
12mph
W
Clear
Humidity
49%
Feels like
18°F
Dew Point
11°F
7 PM
28°F
0%
12mph
W
Clear
Humidity
48%
Feels like
18°F
Dew Point
11°F
8 PM
29°F
0%
13mph
W
Clear
Humidity
47%
Feels like
18°F
Dew Point
11°F
9 PM
28°F
0%
13mph
W
Clear
Humidity
49%
Feels like
17°F
Dew Point
11°F
10 PM
27°F
0%
13mph
W
Clear
Humidity
51%
Feels like
16°F
Dew Point
11°F
11 PM
26°F
0%
14mph
W
Clear
Humidity
52%
Feels like
15°F
Dew Point
11°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide