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Brilliant Lake Weather Forecast
| REST OF THE NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | | | | | | |  |  |  | |
| Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C |
| POP: 20% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Mon Sep 28 2026 
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Issued: 1251 AM CDT Mon Sep 28 2026
Key Messages
Issued at 1250 AM CDT MON SEP 28 2026- Dry weather with warm afternoons and cool mornings continues for much of the work week, though a wetter weather pattern featuring medium to high rain chances is forecast for the upcoming weekend.
Discussion
... (Monday through next Sunday) Issued at 1153 PM CDT SUN SEP 27 2026
This evening, surface ridging continues to be in place across much of Eastern Conus and centered over the Mississippi River Valley. In the upper levels, a weakening ridge is s...