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Lake Montello, WI Weather Forecast
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Lake Montello Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  |  | |  |  |  | | | | |
| Chance of T-Storm | Chance of Showers | Sunny | Mostly Clear | Sunny | Partly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers |
| Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | |
| POP: 20% | POP: 20% | POP: 30% | POP: 60% | POP: 40% | POP: 60% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 430 PM CDT Wed Aug 26 2026 
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Issued: 213 PM CDT Wed Aug 26 2026
Key Messages
- Isolated showers and a rumble of thunder are possible over southern Wisconsin this afternoon through sunset.
- Rain-free & pleasant conditions late week.
- Trending active this weekend into early next week, with multiple periods of showers and storms forecast.
- Small Craft Advisory-criteria conditions return to the nearshore waters on Saturday. A Beach Hazard Statement may also be needed.
Aviation
... Issued 154 PM CDT Wed Aug 26 2026
Widespread VFR cu will continue through sunset today, cre...