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McCallum Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY | FRIDAY |
 |  | |  |  | | | | | |
| Chance of T-Storm | Patchy Fog | Patchy Fog | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°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 | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 AM CDT Sat Sep 12 2026 
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Issued: 253 AM CDT Sat Sep 12 2026
Key Messages
- Heat and heat stress potential will increase across much of the area through early next week.
Discussion
... Issued at 253 AM CDT Sat Sep 12 2026
Through Wednesday: An upper shortwave currently situated over the Mid South will shift eastward into the Tennessee Valley today. The trailing portion of this wave, extending across parts of North MS to near the AR/LA border, will serve as a focus for scattered convective development later today into early this evening. Further south, typical w...