Union County, MS Weather Forecast
County weather hub
Mostly Sunny then Chance Showers And Thunderstorms
Compare major city weather across Union County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. West southwest wind 5 to 10 mph. Chance of precipitation is 40%.
County Weather Overview
This county weather page brings together forecast coverage for Union 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 Union County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 16 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 6:15 PM CDT
- Forecast office
- MEG
- Source
- NOAA / NWS
Daily Outlook
This Week in Union County
Monday looks like the warmest upcoming period in Union County at 95 degrees F.
Thursday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Thursday at about 5 to 10 mph WSW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 6:15 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- MEG
- Radar station
- KGWX
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. Partly cloudy, with a low around 72. West southwest wind 0 to 5 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. West wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. West wind 0 to 5 mph. Chance of precipitation is 20%.
Sunny, with a high near 93.
Mostly clear, with a low around 74.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. Chance of precipitation is 20%.
Sunny, with a high near 95.
Mostly clear, with a low around 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Mostly Sunny then Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
WSW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
0 to 5 mph
WSW
|
|
Friday
Jul 17
|
Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
5 to 10 mph
W
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
73°F |
0 to 5 mph
W
|
|
Saturday
Jul 18
|
Sunny
|
93°F |
5 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
74°F |
5 to 10 mph
WSW
|
|
Sunday
Jul 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
5 to 10 mph
W
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
75°F |
0 to 5 mph
WSW
|
|
Monday
Jul 20
|
Sunny
|
95°F |
5 to 10 mph
W
|
|
Monday Night
Jul 20
|
Mostly Clear
|
76°F |
5 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Union County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Union County.
Largest mapped city population in this region: 8,771.