Sullivan County, MO Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across Sullivan County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 50%.
County Weather Overview
This county weather page brings together forecast coverage for Sullivan County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Sullivan County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 14 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 1:18 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sullivan County
Tuesday looks like the warmest upcoming period in Sullivan County at 79 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Tuesday at about 14 to 21 mph SSW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 1:18 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- EAX
- Radar station
- KDMX
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 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Rain showers likely. Partly sunny, with a high near 73. Chance of precipitation is 60%.
A chance of rain showers before 1am. Partly cloudy, with a low around 51. Chance of precipitation is 40%.
A slight chance of rain showers after 1pm. Sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Chance Showers And Thunderstorms
|
79°F |
14 to 21 mph
SSW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
55°F |
13 to 17 mph
SSW
|
|
Wednesday
Apr 15
|
Rain Showers Likely
|
73°F |
12 to 16 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers
|
51°F |
7 to 13 mph
SW
|
|
Thursday
Apr 16
|
Sunny then Slight Chance Rain Showers
|
76°F |
7 to 13 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Sullivan County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Sullivan County.
Largest mapped city population in this region: 1,764.
