Hourly Weather Forecast - Sullivan, NY

12 AM
26°F
60%
15mph
W
60% Chance of Flurries
Humidity
76%
Feels like
14°F
Dew Point
19°F
1 AM
25°F
60%
14mph
WNW
60% Chance of Flurries
Humidity
77%
Feels like
13°F
Dew Point
19°F
2 AM
25°F
60%
13mph
WNW
60% Chance Frozen Mix
Humidity
76%
Feels like
13°F
Dew Point
19°F
3 AM
25°F
50%
12mph
WNW
50% Chance Freezing Rain
Humidity
79%
Feels like
14°F
Dew Point
19°F
4 AM
24°F
40%
10mph
WNW
40% Chance Freezing Rain
Humidity
82%
Feels like
14°F
Dew Point
19°F
5 AM
24°F
20%
8mph
WNW
Mostly Cloudy
Humidity
85%
Feels like
15°F
Dew Point
20°F
6 AM
23°F
10%
7mph
WNW
Mostly Cloudy
Humidity
88%
Feels like
15°F
Dew Point
20°F
7 AM
23°F
0%
6mph
WNW
Partly Cloudy
Humidity
87%
Feels like
15°F
Dew Point
20°F
7:30 AM
8 AM
23°F
0%
5mph
W
Partly Cloudy
Humidity
88%
Feels like
16°F
Dew Point
20°F
9 AM
23°F
10%
5mph
W
Mostly Cloudy
Humidity
87%
Feels like
17°F
Dew Point
20°F
10 AM
25°F
10%
5mph
WSW
Mostly Cloudy
Humidity
84%
Feels like
19°F
Dew Point
21°F
11 AM
27°F
10%
5mph
SW
Partly Cloudy
Humidity
79%
Feels like
20°F
Dew Point
21°F
12 PM
28°F
10%
6mph
SSW
Partly Cloudy
Humidity
75%
Feels like
22°F
Dew Point
22°F
1 PM
30°F
10%
7mph
SSW
Partly Cloudy
Humidity
73%
Feels like
23°F
Dew Point
22°F
2 PM
31°F
20%
7mph
S
Mostly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
23°F
3 PM
31°F
20%
7mph
S
Cloudy
Humidity
71%
Feels like
25°F
Dew Point
23°F
4 PM
32°F
20%
7mph
S
Cloudy
Humidity
70%
Feels like
25°F
Dew Point
23°F
4:30 PM
5 PM
32°F
20%
9mph
S
Cloudy
Humidity
69%
Feels like
24°F
Dew Point
23°F
6 PM
32°F
10%
9mph
S
Cloudy
Humidity
67%
Feels like
24°F
Dew Point
23°F
7 PM
33°F
10%
10mph
S
Cloudy
Humidity
66%
Feels like
25°F
Dew Point
23°F
8 PM
34°F
10%
11mph
S
Cloudy
Humidity
64%
Feels like
25°F
Dew Point
23°F
9 PM
34°F
10%
11mph
S
Cloudy
Humidity
61%
Feels like
26°F
Dew Point
22°F
10 PM
35°F
20%
11mph
SSW
Cloudy
Humidity
62%
Feels like
27°F
Dew Point
23°F
11 PM
35°F
20%
11mph
SSW
Cloudy
Humidity
65%
Feels like
27°F
Dew Point
25°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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