Hourly Weather Forecast - Southwest Harbor, ME

12 AM
16°F
0%
12mph
W
Partly Cloudy
Humidity
64%
Feels like
3°F
Dew Point
6°F
1 AM
16°F
0%
12mph
W
Partly Cloudy
Humidity
64%
Feels like
3°F
Dew Point
6°F
2 AM
16°F
0%
11mph
W
Partly Cloudy
Humidity
65%
Feels like
3°F
Dew Point
6°F
3 AM
16°F
0%
11mph
W
Mostly Clear
Humidity
64%
Feels like
3°F
Dew Point
6°F
4 AM
16°F
0%
11mph
W
Mostly Clear
Humidity
63%
Feels like
3°F
Dew Point
5°F
5 AM
15°F
0%
11mph
W
Clear
Humidity
63%
Feels like
3°F
Dew Point
5°F
6 AM
16°F
0%
10mph
W
Clear
Humidity
62%
Feels like
3°F
Dew Point
5°F
7 AM
17°F
0%
9mph
W
Clear
Humidity
64%
Feels like
5°F
Dew Point
7°F
7:02 AM
8 AM
19°F
0%
9mph
W
Sunny
Humidity
64%
Feels like
8°F
Dew Point
8°F
9 AM
20°F
0%
9mph
W
Sunny
Humidity
61%
Feels like
10°F
Dew Point
9°F
10 AM
22°F
0%
9mph
WSW
Sunny
Humidity
58%
Feels like
11°F
Dew Point
9°F
11 AM
22°F
0%
10mph
WSW
Sunny
Humidity
58%
Feels like
12°F
Dew Point
10°F
12 PM
23°F
0%
10mph
WSW
Sunny
Humidity
59%
Feels like
13°F
Dew Point
11°F
1 PM
24°F
0%
10mph
WSW
Sunny
Humidity
61%
Feels like
13°F
Dew Point
12°F
2 PM
24°F
0%
10mph
SW
Sunny
Humidity
63%
Feels like
13°F
Dew Point
13°F
3 PM
24°F
0%
10mph
SW
Mostly Sunny
Humidity
64%
Feels like
14°F
Dew Point
13°F
4 PM
24°F
10%
10mph
SW
Mostly Sunny
Humidity
66%
Feels like
14°F
Dew Point
15°F
4:27 PM
5 PM
25°F
10%
9mph
SW
Mostly Clear
Humidity
68%
Feels like
15°F
Dew Point
16°F
6 PM
26°F
20%
9mph
SW
Mostly Clear
Humidity
70%
Feels like
16°F
Dew Point
17°F
7 PM
26°F
20%
9mph
SW
Mostly Clear
Humidity
73%
Feels like
17°F
Dew Point
19°F
8 PM
27°F
40%
8mph
SW
40% Chance Snow Showers
Humidity
77%
Feels like
19°F
Dew Point
21°F
9 PM
28°F
60%
8mph
SW
60% Chance Snow Showers
Humidity
81%
Feels like
20°F
Dew Point
23°F
10 PM
29°F
70%
9mph
SW
70% Chance of Flurries
Humidity
83%
Feels like
21°F
Dew Point
24°F
11 PM
30°F
70%
9mph
SW
70% Chance of Snow
Humidity
85%
Feels like
22°F
Dew Point
26°F

Snow Forecast through Sunday

Unrelenting Storm Track Brings Snow to Great Lakes & Eastern U.S.

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

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

Safety Tips For Icy Surfaces

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide