Hourly Weather Forecast - South Boston, MA

12 AM
39°F
30%
16mph
SW
30% Chance of Light Rain
Humidity
86%
Feels like
31°F
Dew Point
35°F
1 AM
39°F
30%
16mph
SW
30% Chance of Light Rain
Humidity
85%
Feels like
30°F
Dew Point
35°F
2 AM
38°F
30%
16mph
SW
30% Chance Frozen Mix
Humidity
86%
Feels like
29°F
Dew Point
34°F
3 AM
37°F
0%
15mph
SW
Mostly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
33°F
4 AM
35°F
0%
15mph
WSW
Mostly Cloudy
Humidity
88%
Feels like
26°F
Dew Point
32°F
5 AM
34°F
0%
16mph
WSW
Mostly Cloudy
Humidity
87%
Feels like
24°F
Dew Point
31°F
6 AM
34°F
0%
16mph
W
Partly Cloudy
Humidity
82%
Feels like
24°F
Dew Point
29°F
7 AM
34°F
0%
17mph
W
Partly Cloudy
Humidity
75%
Feels like
24°F
Dew Point
27°F
7:03 AM
8 AM
35°F
0%
18mph
W
Partly Cloudy
Humidity
70%
Feels like
24°F
Dew Point
26°F
9 AM
35°F
0%
19mph
W
Partly Cloudy
Humidity
65%
Feels like
24°F
Dew Point
24°F
10 AM
35°F
0%
20mph
W
Windy
Humidity
61%
Feels like
24°F
Dew Point
23°F
11 AM
35°F
0%
21mph
W
Windy
Humidity
58%
Feels like
23°F
Dew Point
22°F
12 PM
34°F
0%
22mph
W
Windy
Humidity
57%
Feels like
22°F
Dew Point
21°F
1 PM
34°F
0%
23mph
W
Windy
Humidity
57%
Feels like
22°F
Dew Point
20°F
2 PM
33°F
0%
23mph
W
Windy
Humidity
57%
Feels like
20°F
Dew Point
20°F
3 PM
32°F
0%
23mph
W
Windy
Humidity
58%
Feels like
19°F
Dew Point
19°F
4 PM
31°F
0%
22mph
W
Windy
Humidity
60%
Feels like
18°F
Dew Point
19°F
4:11 PM
5 PM
30°F
0%
22mph
W
Windy
Humidity
61%
Feels like
17°F
Dew Point
18°F
6 PM
29°F
0%
22mph
W
Windy
Humidity
62%
Feels like
15°F
Dew Point
18°F
7 PM
28°F
0%
22mph
W
Windy
Humidity
62%
Feels like
15°F
Dew Point
17°F
8 PM
28°F
0%
21mph
W
Windy
Humidity
61%
Feels like
14°F
Dew Point
17°F
9 PM
28°F
0%
21mph
W
Windy
Humidity
61%
Feels like
14°F
Dew Point
16°F
10 PM
27°F
0%
21mph
W
Windy
Humidity
59%
Feels like
13°F
Dew Point
15°F
11 PM
27°F
0%
21mph
W
Windy
Humidity
58%
Feels like
13°F
Dew Point
14°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today'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

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide