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Decatur Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT |
 |  | |  | |  |  |  |  | | | |
| Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Chance of Rain | Chance of T-Storm | Showers | Chance of Showers | Partly Cloudy | Mostly Sunny | Mostly Clear |
| Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C |
| POP: 50% | POP: 90% | POP: 60% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 411 AM CDT Wed Oct 07 2026 
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Issued: 442 AM CDT Wed Oct 7 2026
Key Messages
- Tropical Storm Isaias has formed in the southwestern Gulf and is expected to intensify into a hurricane by Thursday; it should begin impacting the northern Gulf Coast region as we approach the weekend.
- Heavy rainfall and windy conditions related to the TS Isaias may impact our forecast starting Friday night.
- Ahead of the TS Isaias, fire weather danger could increase late this week over mainly northern portions of the area.
Discussion
... Issued at 442 AM CDT Wed Oct 7 2026
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