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 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 77. East southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
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
- May 30 to Jun 4, 2026
- Latest sync
- May 29, 2026 4:45 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Sullivan County
Monday looks like the warmest upcoming period in Sullivan County at 83 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Saturday at about 6 to 14 mph ESE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 29, 2026 4:45 AM CDT
- Coverage
- 6 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 61. East southeast wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Partly cloudy, with a low around 58.
Mostly sunny, with a high near 81.
Partly cloudy, with a low around 59.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Chance Showers And Thunderstorms
|
77°F |
6 to 14 mph
ESE
|
|
Saturday Night
May 30
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
61°F |
10 to 14 mph
ESE
|
|
Sunday
May 31
|
Showers And Thunderstorms Likely
|
81°F |
13 mph
SE
|
|
Sunday Night
May 31
|
Chance Showers And Thunderstorms
|
63°F |
5 to 10 mph
ESE
|
|
Monday
Jun 1
|
Chance Showers And Thunderstorms
|
83°F |
5 to 9 mph
E
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
62°F |
5 to 9 mph
ENE
|
|
Tuesday
Jun 2
|
Chance Showers And Thunderstorms
|
81°F |
7 to 10 mph
E
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
58°F |
3 to 8 mph
ESE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
81°F |
5 to 9 mph
SE
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
59°F |
5 to 8 mph
SSE
|
|
Thursday
Jun 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
82°F |
6 to 12 mph
S
|
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.
