Sunday, August 9: Sheboygan County Storms May Bring Heavy Rain and Localized Flooding
Sheboygan County, WI — August 8, 2026. A National Weather Service outlook issued at 11:58 a.m. CDT Saturday, August 8, warns that Sheboygan County could see two rounds of thunderstorms Sunday, August 9. Some storms may be strong to severe, with heavy rain and localized flooding possible, mainly during the later round.
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7-Day Weather Forecast
What NWS expects Sunday, August 9
The NWS Milwaukee/Sullivan office said a morning round of storms is expected across parts of the area. A second round may develop during the late afternoon and evening.
The later storms could bring the greater concern for heavy rainfall and localized flooding. Storm intensity and coverage may vary across Sheboygan County, so not every community will see the same conditions.
The county-specific forecast for forecast zone WIZ052, which covers Sheboygan County, was updated at 10:30 a.m. CDT Saturday. It lists an 80% chance of showers and thunderstorms for Sunday, with additional storm chances Sunday night and Monday.
What Sheboygan County residents should do
- Check later NWS updates before driving or planning outdoor activities for Sunday.
- Allow extra travel time if storms develop during morning or evening travel periods.
- Secure loose outdoor items before storms arrive.
- Avoid flooded roads and low-lying areas. Never drive through water covering a roadway.
- Outdoor organizers should have a weather backup plan and monitor updates through the day.
The Saturday outlook describes potential conditions, not a confirmed severe-weather or flood warning. Exact storm timing and strength may change, so residents should continue monitoring official NWS forecasts and any later watches or warnings.
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