Hourly Weather Forecast - Sullivan, ME

12 AM
26°F
10%
5mph
WNW
Partly Cloudy
Humidity
97%
Feels like
20°F
Dew Point
26°F
1 AM
26°F
10%
5mph
WNW
Partly Cloudy
Humidity
98%
Feels like
20°F
Dew Point
25°F
2 AM
25°F
10%
5mph
WNW
Partly Cloudy
Humidity
97%
Feels like
19°F
Dew Point
24°F
3 AM
24°F
10%
5mph
WNW
Partly Cloudy
Humidity
95%
Feels like
18°F
Dew Point
23°F
4 AM
24°F
10%
6mph
WNW
Partly Cloudy
Humidity
93%
Feels like
17°F
Dew Point
22°F
5 AM
24°F
10%
6mph
WNW
Partly Cloudy
Humidity
93%
Feels like
16°F
Dew Point
22°F
6 AM
24°F
10%
6mph
WNW
Hazy
Humidity
91%
Feels like
16°F
Dew Point
21°F
6:59 AM
7 AM
24°F
10%
6mph
WNW
Sunny
Humidity
89%
Feels like
17°F
Dew Point
21°F
8 AM
26°F
10%
7mph
WNW
Mostly Sunny
Humidity
88%
Feels like
18°F
Dew Point
23°F
9 AM
27°F
10%
8mph
WNW
Partly Cloudy
Humidity
83%
Feels like
19°F
Dew Point
23°F
10 AM
28°F
10%
9mph
WNW
Partly Cloudy
Humidity
77%
Feels like
20°F
Dew Point
22°F
11 AM
29°F
20%
9mph
WNW
Partly Cloudy
Humidity
75%
Feels like
20°F
Dew Point
22°F
12 PM
29°F
20%
9mph
WNW
Partly Cloudy
Humidity
75%
Feels like
20°F
Dew Point
22°F
1 PM
29°F
20%
10mph
WNW
Partly Cloudy
Humidity
74%
Feels like
20°F
Dew Point
21°F
2 PM
28°F
20%
9mph
WNW
Partly Cloudy
Humidity
75%
Feels like
19°F
Dew Point
21°F
3 PM
27°F
20%
9mph
NW
Partly Cloudy
Humidity
78%
Feels like
18°F
Dew Point
21°F
3:52 PM
4 PM
26°F
30%
8mph
NW
30% Chance of Snow
Humidity
78%
Feels like
17°F
Dew Point
20°F
5 PM
25°F
30%
7mph
NW
30 % Chance of Heavy Snow
Humidity
80%
Feels like
17°F
Dew Point
20°F
6 PM
25°F
30%
7mph
NW
30 % Chance of Heavy Snow
Humidity
80%
Feels like
17°F
Dew Point
20°F
7 PM
25°F
30%
6mph
NW
30 % Chance of Heavy Snow
Humidity
80%
Feels like
18°F
Dew Point
20°F
8 PM
24°F
30%
6mph
NW
30 % Chance of Heavy Snow
Humidity
79%
Feels like
17°F
Dew Point
19°F
9 PM
24°F
30%
6mph
NW
30 % Chance of Heavy Snow
Humidity
80%
Feels like
16°F
Dew Point
19°F
10 PM
23°F
30%
6mph
NW
30 % Chance of Heavy Snow
Humidity
80%
Feels like
16°F
Dew Point
18°F
11 PM
22°F
30%
6mph
NW
30 % Chance of Heavy Snow
Humidity
83%
Feels like
15°F
Dew Point
18°F

Snowfall Forecast Through Tonight

Accumulating Snow To Impact Parts of Northern U.S.

A plowable snow will occur for parts of the Pacific Northwest and Midwest this weekend.

Sunday's Weather Outlook

Sunday'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

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide