Hourly Weather Forecast - Sullivan, NH

3 AM
25°F
0%
2mph
S
Mostly Cloudy
Humidity
61%
Feels like
25°F
Dew Point
13°F
4 AM
25°F
0%
1mph
S
Cloudy
Humidity
63%
Feels like
25°F
Dew Point
15°F
5 AM
26°F
0%
2mph
S
Cloudy
Humidity
65%
Feels like
26°F
Dew Point
16°F
6 AM
26°F
0%
2mph
S
Cloudy
Humidity
67%
Feels like
26°F
Dew Point
17°F
7 AM
27°F
0%
2mph
S
Cloudy
Humidity
69%
Feels like
27°F
Dew Point
18°F
7:05 AM
8 AM
28°F
0%
2mph
SSW
Cloudy
Humidity
71%
Feels like
28°F
Dew Point
20°F
9 AM
30°F
0%
3mph
SSW
Cloudy
Humidity
71%
Feels like
26°F
Dew Point
22°F
10 AM
32°F
0%
4mph
SSW
Cloudy
Humidity
70%
Feels like
28°F
Dew Point
24°F
11 AM
34°F
0%
5mph
SSW
Cloudy
Humidity
68%
Feels like
30°F
Dew Point
25°F
12 PM
35°F
0%
6mph
SSW
Mostly Cloudy
Humidity
68%
Feels like
31°F
Dew Point
26°F
1 PM
35°F
0%
6mph
SSW
Mostly Cloudy
Humidity
70%
Feels like
31°F
Dew Point
27°F
2 PM
35°F
0%
5mph
SSW
Partly Cloudy
Humidity
73%
Feels like
30°F
Dew Point
27°F
3 PM
33°F
0%
4mph
SSW
Mostly Sunny
Humidity
78%
Feels like
29°F
Dew Point
27°F
4 PM
31°F
0%
4mph
SSW
Mostly Sunny
Humidity
81%
Feels like
28°F
Dew Point
26°F
4:14 PM
5 PM
29°F
0%
4mph
SW
Mostly Clear
Humidity
85%
Feels like
26°F
Dew Point
26°F
6 PM
28°F
0%
3mph
SW
Mostly Clear
Humidity
88%
Feels like
24°F
Dew Point
24°F
7 PM
26°F
0%
3mph
WSW
Mostly Clear
Humidity
89%
Feels like
23°F
Dew Point
23°F
8 PM
25°F
0%
3mph
WSW
Mostly Clear
Humidity
89%
Feels like
21°F
Dew Point
22°F
9 PM
25°F
0%
3mph
WSW
Mostly Clear
Humidity
87%
Feels like
21°F
Dew Point
22°F
10 PM
24°F
0%
4mph
W
Partly Cloudy
Humidity
86%
Feels like
20°F
Dew Point
21°F
11 PM
24°F
0%
3mph
W
Partly Cloudy
Humidity
86%
Feels like
20°F
Dew Point
20°F

Snowfall Forecast Through Tonight

Snow To Impact the Rockies This Weekend

A winter storm continues across the Cascades and northern Rockies today through tonight causing periods of moderate to heavy snow.

Weekend Weather Outlook

Weekend 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