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Big Bear Flowage Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY |
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| Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Sunny | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C Lo: 49°FLo: 9°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C |
| POP: 50% | POP: 20% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 232 AM CDT Fri Aug 21 2026 
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Big Bear Flowage Forecast Discussion
Issued: 1220 AM CDT Fri Aug 21 2026
Key Messages
- Scattered shower and storms move through the area through the morning and early afternoon with some potentially on the stronger side, especially for areas in southwest Wisconsin.
- Seasonal temperatures continue into next week with highs in the 70s to lower 80s.
- Dry weekend with the next potential round of storms coming Tuesday and Wednesday of next week.
Discussion
... Issued at 1205 AM CDT Fri Aug 21 2026
Today: Storm Potential
Invigorating upper level northwest flow is driving storm dev...