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Upper Seibert Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY |
 |  |  | | |  | | |  | |  |
| Mostly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Hi: 95°FHi: 35°C | Lo: 70°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C Lo: 60°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 90°FHi: 32°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1150 AM CDT Mon Sep 21 2026 
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Issued: 1242 PM CDT Mon Sep 21 2026
Key Messages
Issued at 1256 AM CDT Mon Sep 21 2026- A cold front will progress south across the state Monday bringing a few showers/storms to the area
- Behind the front, much cooler temperatures expected through the week
- Little improvement in wildfire danger and drought conditions expected over the next 7 days
Discussion
... Issued at 1256 AM CDT Mon Sep 21 2026
Early morning radar data and sfc obs indicate a cold front draped from northeast Oklahoma to southern Missouri and Illinois. Scattered shower...