Hourly Weather Forecast - Southwest Harbor, ME

3 PM
34°F
40%
11mph
S
40% Chance of Light Rain
Humidity
100%
Feels like
25°F
Dew Point
34°F
3:54 PM
4 PM
34°F
80%
11mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
26°F
Dew Point
34°F
5 PM
35°F
80%
12mph
S
80% Chance of Light Rain
Humidity
100%
Feels like
27°F
Dew Point
35°F
6 PM
37°F
70%
14mph
S
70% Chance of Light Rain
Humidity
100%
Feels like
28°F
Dew Point
37°F
7 PM
38°F
90%
16mph
S
Light Rain
Humidity
100%
Feels like
29°F
Dew Point
38°F
8 PM
40°F
100%
16mph
S
Rain
Humidity
98%
Feels like
31°F
Dew Point
39°F
9 PM
41°F
80%
16mph
SSW
80% Chance of Rain
Humidity
98%
Feels like
32°F
Dew Point
40°F
10 PM
41°F
80%
16mph
SSW
80% Chance of Rain
Humidity
98%
Feels like
32°F
Dew Point
40°F
11 PM
40°F
90%
15mph
SSW
Light Rain
Humidity
98%
Feels like
32°F
Dew Point
40°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