Hourly Weather Forecast - Sullivan, OH

12 AM
18°F
10%
10mph
WSW
Mostly Cloudy
Humidity
73%
Feels like
7°F
Dew Point
11°F
1 AM
18°F
10%
9mph
WSW
Cloudy
Humidity
74%
Feels like
7°F
Dew Point
11°F
2 AM
18°F
0%
9mph
WSW
Cloudy
Humidity
74%
Feels like
7°F
Dew Point
11°F
3 AM
18°F
0%
8mph
WSW
Cloudy
Humidity
74%
Feels like
8°F
Dew Point
11°F
4 AM
18°F
30%
7mph
SW
30 % Chance of Heavy Snow
Humidity
76%
Feels like
8°F
Dew Point
11°F
5 AM
17°F
30%
7mph
SW
30 % Chance of Heavy Snow
Humidity
77%
Feels like
8°F
Dew Point
11°F
6 AM
17°F
0%
7mph
SW
Mostly Cloudy
Humidity
78%
Feels like
8°F
Dew Point
12°F
7 AM
18°F
0%
7mph
SW
Partly Cloudy
Humidity
78%
Feels like
8°F
Dew Point
12°F
7:47 AM
8 AM
19°F
0%
7mph
SW
Partly Cloudy
Humidity
78%
Feels like
10°F
Dew Point
13°F
9 AM
21°F
0%
8mph
SSW
Mostly Cloudy
Humidity
77%
Feels like
11°F
Dew Point
15°F
10 AM
23°F
0%
8mph
SSW
Mostly Cloudy
Humidity
77%
Feels like
13°F
Dew Point
17°F
11 AM
25°F
0%
9mph
SSW
Partly Cloudy
Humidity
74%
Feels like
16°F
Dew Point
18°F
12 PM
27°F
0%
9mph
SSW
Partly Cloudy
Humidity
72%
Feels like
18°F
Dew Point
19°F
1 PM
29°F
0%
10mph
SSW
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
20°F
2 PM
29°F
0%
10mph
SSW
Partly Cloudy
Humidity
67%
Feels like
20°F
Dew Point
20°F
3 PM
29°F
0%
10mph
SSW
Partly Cloudy
Humidity
68%
Feels like
21°F
Dew Point
20°F
4 PM
29°F
0%
10mph
SSW
Partly Cloudy
Humidity
68%
Feels like
20°F
Dew Point
20°F
5 PM
29°F
0%
10mph
SSW
Partly Cloudy
Humidity
68%
Feels like
19°F
Dew Point
19°F
5:01 PM
6 PM
28°F
0%
11mph
SSW
Partly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
20°F
7 PM
27°F
0%
11mph
SSW
Partly Cloudy
Humidity
74%
Feels like
17°F
Dew Point
20°F
8 PM
27°F
0%
11mph
SSW
Mostly Cloudy
Humidity
72%
Feels like
17°F
Dew Point
19°F
9 PM
27°F
0%
11mph
SSW
Cloudy
Humidity
71%
Feels like
17°F
Dew Point
19°F
10 PM
28°F
0%
11mph
SSW
Cloudy
Humidity
69%
Feels like
18°F
Dew Point
19°F
11 PM
28°F
0%
12mph
SSW
Cloudy
Humidity
69%
Feels like
18°F
Dew Point
19°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Rains Finally Easing Across the Northwest

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide