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Walnut Grove Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY | MONDAY |
 |  |  | | |  |  | | | |
| Chance of T-Storm | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 616 AM CDT Tue Sep 22 2026 
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Issued: 623 AM CDT Tue Sep 22 2026
Key Messages
- Marginal Risk of isolated severe storms across central and eastern portions of the area today.
- Limited Threat of dangerous heat stress continues today.
Discussion
... Issued at 238 AM CDT Tue Sep 22 2026
Today through next Monday...Weak troughing will exist across mainly far eastern portions of the forecast area, as high pressure aloft begins building into the region from the west. At the surface, a frontal boundary will stall through or just south of the region by the end of the day. T...