Sullivan, OH Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Sullivan, OH in one place.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers and thunderstorms likely between 4pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Southwest wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Sullivan, OH is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 3:21 PM EDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Sullivan, OH.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 3:21 PM EDT
- Forecast office
- CLE
- Source
- NOAA / NWS
Daily Outlook
This Week in Sullivan
This Afternoon looks like the warmest upcoming period in Sullivan at 79 degrees F.
Sunday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Saturday at about 12 to 18 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 3:21 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CLE
- Radar station
- KCLE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 10pm, then showers and thunderstorms likely between 10pm and midnight, then a chance of showers and thunderstorms between midnight and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 54. West wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Partly sunny, with a high near 74. Northwest wind around 6 mph.
A chance of rain showers after 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
A chance of rain showers before 8am, then showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 40. Chance of precipitation is 80%.
A chance of rain showers. Partly sunny, with a high near 52. Chance of precipitation is 40%.
A chance of rain showers before 8pm. Partly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunny, with a high near 51.
Partly cloudy, with a low around 35.
Mostly sunny, with a high near 68.
A slight chance of rain showers after 2am. Partly cloudy, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 15
|
Chance Showers And Thunderstorms
|
79°F |
16 mph
SW
|
|
Tonight
Apr 15
|
Chance Showers And Thunderstorms
|
64°F |
9 to 13 mph
SW
|
|
Thursday
Apr 16
|
Showers And Thunderstorms Likely
|
74°F |
10 to 15 mph
SW
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms Likely
|
54°F |
6 to 13 mph
W
|
|
Friday
Apr 17
|
Partly Sunny
|
74°F |
6 mph
NW
|
|
Friday Night
Apr 17
|
Partly Cloudy then Chance Rain Showers
|
58°F |
3 to 10 mph
S
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
73°F |
12 to 18 mph
SW
|
|
Saturday Night
Apr 18
|
Showers And Thunderstorms
|
40°F |
12 to 15 mph
W
|
|
Sunday
Apr 19
|
Chance Rain Showers
|
52°F |
13 to 18 mph
W
|
|
Sunday Night
Apr 19
|
Chance Rain Showers then Partly Cloudy
|
31°F |
9 to 16 mph
W
|
|
Monday
Apr 20
|
Sunny
|
51°F |
12 mph
NW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
35°F |
6 to 9 mph
W
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
68°F |
8 to 14 mph
SW
|
|
Tuesday Night
Apr 21
|
Partly Cloudy then Slight Chance Rain Showers
|
49°F |
12 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sullivan.
