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Gibson, MS Weather Forecast
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| TODAY | TONIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | | | | | |  | | |
| Chance of T-Storm | Mostly Clear | Sunny | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 100°FHi: 38°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 326 AM CDT Sun Sep 06 2026 
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Issued: 1139 PM CDT Sat Sep 5 2026
Key Messages
Issued at 1138 PM CDT Sat Sep 5 2026- A Heat Advisory remains in effect today, with heat indices ranging from 100 to 110, and actual high temperatures ranging from 98 to 104. A weak frontal boundary will serve as a focus for a few thunderstorms over northern Mississippi this afternoon.
- For Monday, lower humidity will accompany highs in the mid to upper 90s. Those temperatures will continue through Thursday, as humidity returns, possibly necessitating a return of a Heat Advisory.
- A col...