Harrison County, MS Weather Forecast
County weather hub
Mostly Sunny then Showers And Thunderstorms
Compare major city weather across Harrison County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Showers and thunderstorms after 1pm. Mostly sunny. High near 95, with temperatures falling to around 90 in the afternoon. Heat index values as high as 106. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Harrison County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 6 of 6 mapped cities in Harrison County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 24 to Aug 30, 2026
- Latest sync
- Aug 24, 2026 12:16 PM CDT
- Forecast office
- LIX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrison County
Today looks like the warmest upcoming period in Harrison County at 95 degrees F.
Tonight is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Saturday at about 0 to 10 mph E.
Precipitation is mentioned in 14 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 24, 2026 12:16 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LIX
- Radar station
- KLIX
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 9pm. Mostly cloudy. Low around 75, with temperatures rising to around 77 overnight. Northwest wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms likely after 7am. Mostly sunny. High near 91, with temperatures falling to around 88 in the afternoon. Southwest wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Southwest wind 0 to 5 mph. Chance of precipitation is 20%.
Showers and thunderstorms likely after 7am. Sunny, with a high near 93. West wind 0 to 5 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely. Partly cloudy, with a low around 76. Southwest wind 0 to 5 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly sunny, with a high near 91. West wind 0 to 5 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Southwest wind 0 to 5 mph.
Showers and thunderstorms likely. Partly sunny, with a high near 90. Southeast wind 0 to 5 mph.
Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East wind 0 to 5 mph.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 0 to 10 mph.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. East wind 0 to 5 mph.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 91. Southeast wind 0 to 10 mph.
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Aug 24
|
Mostly Sunny then Showers And Thunderstorms
|
95°F |
5 mph
SW
|
|
Tonight
Aug 24
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
75°F |
0 to 5 mph
NW
|
|
Tuesday
Aug 25
|
Showers And Thunderstorms Likely
|
91°F |
0 to 5 mph
SW
|
|
Tuesday Night
Aug 25
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
0 to 5 mph
SW
|
|
Wednesday
Aug 26
|
Showers And Thunderstorms Likely
|
93°F |
0 to 5 mph
W
|
|
Wednesday Night
Aug 26
|
Showers And Thunderstorms Likely
|
76°F |
0 to 5 mph
SW
|
|
Thursday
Aug 27
|
Showers And Thunderstorms Likely
|
91°F |
0 to 5 mph
W
|
|
Thursday Night
Aug 27
|
Showers And Thunderstorms Likely
|
75°F |
0 to 5 mph
SW
|
|
Friday
Aug 28
|
Showers And Thunderstorms Likely
|
90°F |
0 to 5 mph
SE
|
|
Friday Night
Aug 28
|
Showers And Thunderstorms Likely
|
75°F |
0 to 5 mph
E
|
|
Saturday
Aug 29
|
Chance Showers And Thunderstorms
|
91°F |
0 to 10 mph
E
|
|
Saturday Night
Aug 29
|
Chance Showers And Thunderstorms
|
75°F |
0 to 5 mph
E
|
|
Sunday
Aug 30
|
Chance Showers And Thunderstorms
|
91°F |
0 to 10 mph
SE
|
|
Sunday Night
Aug 30
|
Chance Showers And Thunderstorms
|
76°F |
0 to 5 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Harrison County.
Coverage
Forecast coverage currently spans 6 of 6 mapped cities in Harrison County.
Largest mapped city population in this region: 71,438.
