Hourly Weather Forecast - Sullivan, NH

6 AM
25°F
0%
2mph
S
Cloudy
Humidity
71%
Feels like
25°F
Dew Point
17°F
7 AM
26°F
0%
2mph
S
Cloudy
Humidity
73%
Feels like
26°F
Dew Point
18°F
7:05 AM
8 AM
27°F
0%
3mph
SSW
Cloudy
Humidity
74%
Feels like
27°F
Dew Point
20°F
9 AM
30°F
0%
3mph
SSW
Cloudy
Humidity
73%
Feels like
26°F
Dew Point
22°F
10 AM
32°F
0%
4mph
SSW
Cloudy
Humidity
71%
Feels like
28°F
Dew Point
24°F
11 AM
35°F
0%
5mph
SSW
Cloudy
Humidity
69%
Feels like
30°F
Dew Point
25°F
12 PM
36°F
0%
6mph
SW
Mostly Cloudy
Humidity
68%
Feels like
31°F
Dew Point
26°F
1 PM
36°F
0%
6mph
SSW
Mostly Cloudy
Humidity
69%
Feels like
32°F
Dew Point
27°F
2 PM
36°F
0%
5mph
SSW
Partly Cloudy
Humidity
71%
Feels like
31°F
Dew Point
27°F
3 PM
34°F
0%
4mph
SSW
Mostly Sunny
Humidity
75%
Feels like
30°F
Dew Point
27°F
4 PM
32°F
0%
4mph
SSW
Mostly Sunny
Humidity
80%
Feels like
28°F
Dew Point
26°F
4:14 PM
5 PM
30°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
27°F
0%
3mph
WSW
Mostly Clear
Humidity
87%
Feels like
23°F
Dew Point
23°F
8 PM
26°F
0%
3mph
WSW
Mostly Clear
Humidity
86%
Feels like
22°F
Dew Point
22°F
9 PM
25°F
0%
4mph
WSW
Mostly Clear
Humidity
84%
Feels like
21°F
Dew Point
21°F
10 PM
25°F
0%
4mph
WSW
Partly Cloudy
Humidity
83%
Feels like
20°F
Dew Point
20°F
11 PM
25°F
0%
3mph
W
Partly Cloudy
Humidity
82%
Feels like
21°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)

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Image courtesy of PeakPX.

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Today's National Outlook

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Snow & Ski Forecast

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