Hourly Weather Forecast - Sullivan, NY

11 AM
31°F
70%
9mph
S
70% Chance of Snow
Humidity
100%
Feels like
23°F
Dew Point
31°F
12 PM
32°F
90%
10mph
S
Snow
Humidity
100%
Feels like
24°F
Dew Point
32°F
1 PM
33°F
90%
11mph
S
Heavy Snow
Humidity
100%
Feels like
25°F
Dew Point
33°F
2 PM
34°F
70%
11mph
SSW
70% Chance Light Snow
Humidity
100%
Feels like
26°F
Dew Point
34°F
3 PM
35°F
70%
11mph
SSW
70% Chance Light Snow
Humidity
100%
Feels like
27°F
Dew Point
35°F
4 PM
35°F
70%
11mph
SSW
70% Chance Light Snow
Humidity
98%
Feels like
27°F
Dew Point
35°F
4:28 PM
5 PM
35°F
70%
11mph
SSW
70% Chance of Flurries
Humidity
97%
Feels like
27°F
Dew Point
35°F
6 PM
35°F
50%
11mph
SSW
50% Chance of Flurries
Humidity
98%
Feels like
28°F
Dew Point
35°F
7 PM
36°F
40%
11mph
SSW
40% Chance of Flurries
Humidity
97%
Feels like
28°F
Dew Point
35°F
8 PM
36°F
40%
11mph
SW
40% Chance of Flurries
Humidity
95%
Feels like
28°F
Dew Point
34°F
9 PM
35°F
30%
11mph
SW
30% Chance of Flurries
Humidity
92%
Feels like
28°F
Dew Point
33°F
10 PM
35°F
50%
12mph
WSW
50% Chance of Flurries
Humidity
93%
Feels like
26°F
Dew Point
33°F
11 PM
33°F
40%
12mph
W
40% Chance of Flurries
Humidity
93%
Feels like
24°F
Dew Point
31°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

Today's Weather Outlook

Today'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

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