Plain, WI Weather Forecast
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| REST OF TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C |
| POP: 40% | POP: 70% | POP: 30% | POP: 50% | POP: 20% | POP: 50% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 132 PM CDT Thu Sep 03 2026 

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Issued: 326 PM CDT Thu Sep 3 2026
Key Messages
- Periods of showers and storms will be possible through Friday, with tonight`s round capable of producing strong to severe thunderstorms with damaging winds and heavy rainfall being the main threats.
- Drier weather expected for the weekend into early next week, with warm and humid conditions persisting.
Aviation
... Issued 326 PM CDT Thu Sep 3 2026
See the main discussion section for details about storm chances this afternoon through Friday. Expect MVFR ceilings and visibilites in any thu...
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