Tuesday Night, September 8, Into Wednesday Morning: Showers and Thunderstorms May Bring Heavy Rain to Sheboygan County
Sheboygan County, WI — September 6, 2026. Showers and possible thunderstorms may affect Sheboygan County from Tuesday night, September 8, into Wednesday morning, September 9. The timing could matter for evening plans, overnight travel and the Wednesday morning commute.
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7-Day Weather Forecast
Rain chances are highest Tuesday night
The National Weather Service Sheboygan County forecast was updated at 7:31 p.m. CDT Sunday, September 6. It lists a 90% chance of showers and possible thunderstorms for Tuesday night, September 8.
The NWS Milwaukee/Sullivan forecast discussion, issued at 7:03 p.m. CDT Sunday, places Tuesday-night shower and thunderstorm chances between 60% and 90% across the area. Showers may linger into Wednesday morning, September 9, when the Sheboygan County forecast carries a 20% chance of additional showers.
What Sheboygan County residents should watch
The current severe-weather threat is described as very low. However, heavier downpours could still produce temporary ponding or minor urban and small-stream flooding.
No watch, warning or advisory was active based on the Sunday evening research update. Forecast timing and storm chances may change as Tuesday approaches.
Practical planning for Tuesday and Wednesday
Residents should check updated National Weather Service forecasts before making Tuesday evening plans. Anyone traveling Wednesday morning should allow extra time in case rain, ponding or lingering showers slow the commute.
For updated hazard information, readers can also review the NWS Milwaukee/Sullivan Hazardous Weather Outlook and later forecast discussions as the weather pattern develops.
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