Hourly Weather Forecast - South Boston, MA

12 AM
42°F
0%
13mph
W
Clear
Humidity
56%
Feels like
35°F
Dew Point
28°F
1 AM
41°F
0%
11mph
W
Clear
Humidity
58%
Feels like
34°F
Dew Point
28°F
2 AM
39°F
0%
10mph
W
Clear
Humidity
61%
Feels like
33°F
Dew Point
27°F
3 AM
37°F
0%
8mph
W
Clear
Humidity
64%
Feels like
31°F
Dew Point
26°F
4 AM
35°F
0%
7mph
WSW
Clear
Humidity
68%
Feels like
30°F
Dew Point
26°F
5 AM
34°F
0%
7mph
WSW
Clear
Humidity
71%
Feels like
29°F
Dew Point
26°F
6 AM
34°F
0%
7mph
SW
Clear
Humidity
72%
Feels like
28°F
Dew Point
26°F
7 AM
34°F
0%
7mph
SW
Clear
Humidity
70%
Feels like
28°F
Dew Point
25°F
7:08 AM
8 AM
35°F
0%
7mph
SSW
Sunny
Humidity
69%
Feels like
30°F
Dew Point
26°F
9 AM
37°F
0%
6mph
SSW
Sunny
Humidity
66%
Feels like
32°F
Dew Point
27°F
10 AM
39°F
0%
7mph
SSW
Sunny
Humidity
63%
Feels like
34°F
Dew Point
28°F
11 AM
41°F
0%
8mph
S
Sunny
Humidity
60%
Feels like
36°F
Dew Point
28°F
12 PM
43°F
0%
9mph
S
Sunny
Humidity
58%
Feels like
37°F
Dew Point
29°F
1 PM
44°F
0%
11mph
S
Sunny
Humidity
56%
Feels like
38°F
Dew Point
29°F
2 PM
44°F
0%
11mph
S
Mostly Sunny
Humidity
58%
Feels like
38°F
Dew Point
30°F
3 PM
43°F
0%
12mph
S
Sunny
Humidity
63%
Feels like
37°F
Dew Point
31°F
4 PM
42°F
0%
12mph
S
Mostly Sunny
Humidity
68%
Feels like
35°F
Dew Point
32°F
4:13 PM
5 PM
41°F
0%
12mph
S
Mostly Clear
Humidity
72%
Feels like
34°F
Dew Point
33°F
6 PM
41°F
0%
12mph
SSE
Partly Cloudy
Humidity
73%
Feels like
34°F
Dew Point
33°F
7 PM
42°F
0%
12mph
SSE
Partly Cloudy
Humidity
73%
Feels like
35°F
Dew Point
33°F
8 PM
42°F
0%
12mph
SSE
Partly Cloudy
Humidity
73%
Feels like
36°F
Dew Point
34°F
9 PM
42°F
0%
12mph
SSE
Partly Cloudy
Humidity
76%
Feels like
36°F
Dew Point
35°F
10 PM
43°F
0%
12mph
SSE
Mostly Cloudy
Humidity
78%
Feels like
37°F
Dew Point
37°F
11 PM
44°F
0%
13mph
SSE
Mostly Cloudy
Humidity
82%
Feels like
38°F
Dew Point
39°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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