Jb, WI Weather Forecast
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| REST OF TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Clear | Sunny | Clear | Rain Showers | Chance of T-Storm | Chance of Showers | Chance of T-Storm |
| Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C |
| POP: 70% | POP: 70% | POP: 40% | POP: 20% | POP: 50% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 132 PM CDT Mon Sep 07 2026 

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Issued: 145 PM CDT Mon Sep 7 2026
Key Messages
- Moderate swim risk conditions are expected for Lake MI beaches in Sheboygan and Ozaukee Counties Tuesday afternoon and evening.
- Showers and storms are expected to develop as warmer, more humid air moves in Tuesday into Tuesday night. These storms will be capable of producing heavy rain and lightning. A few may become capable of producing damaging winds, but confidence is not high at this time.
Aviation
... Issued 145 PM CDT Mon Sep 7 2026
Few-sct035-40 cumulus this afternoon with brief ...
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