Hourly Weather Forecast - South Portland, ME

2 PM
38°F
0%
12mph
SW
Mostly Cloudy
Humidity
57%
Feels like
31°F
Dew Point
25°F
3 PM
39°F
10%
12mph
SW
Partly Cloudy
Humidity
59%
Feels like
31°F
Dew Point
26°F
4 PM
38°F
0%
12mph
SW
Mostly Cloudy
Humidity
62%
Feels like
31°F
Dew Point
26°F
4:05 PM
5 PM
38°F
0%
12mph
SW
Mostly Clear
Humidity
65%
Feels like
30°F
Dew Point
27°F
6 PM
37°F
0%
12mph
WSW
Mostly Clear
Humidity
67%
Feels like
30°F
Dew Point
28°F
7 PM
37°F
0%
12mph
WSW
Clear
Humidity
68%
Feels like
30°F
Dew Point
28°F
8 PM
37°F
0%
12mph
WSW
Clear
Humidity
69%
Feels like
30°F
Dew Point
28°F
9 PM
37°F
0%
12mph
W
Clear
Humidity
69%
Feels like
29°F
Dew Point
28°F
10 PM
37°F
0%
12mph
W
Clear
Humidity
69%
Feels like
29°F
Dew Point
28°F
11 PM
36°F
0%
11mph
WNW
Clear
Humidity
69%
Feels like
28°F
Dew Point
27°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

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

Wednesday's Weather Outlook

Today'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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