State Line, MS Weather Forecast
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State Line Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Mostly Clear | Chance of T-Storm | Clearing | Chance of T-Storm | Partly Cloudy | Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 301 PM CDT Sun Sep 20 2026 

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Issued: 1231 AM CDT Mon Sep 21 2026
Key Messages
Updated at 1230 AM CDT Mon Sep 21 2026- Scattered, mainly afternoon and evening showers and storms are expected through Tuesday. A few storms could be strong with gusty winds being the main threat.
- Above normal temperatures push heat indices into the 100-106 degree range through Wednesday.
Discussion
... Issued at 1230 AM CDT Mon Sep 21 2026
Through Wednesday...a closed upper low over the Florida Gulf coast opens into a mean upper trough over the Southeast, which then shifts east as an u...
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