Friday, August 21: Gusty Thunderstorms and Small Hail Possible Across Sheboygan County
Sheboygan County, WI — August 21, 2026. Scattered thunderstorms are likely at times across Sheboygan County on Friday, August 21, and afternoon and evening storms could bring gusty winds and small hail.
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7-Day Weather Forecast
The National Weather Service Milwaukee/Sullivan included Sheboygan County in a Hazardous Weather Outlook issued at 12:50 a.m. CDT Friday. The outlook does not establish a severe thunderstorm warning or other active warning, but it does call for periods of thunderstorms, with possible gusty winds and small hail.
Friday forecast calls for repeated storm chances
The NWS Sheboygan County forecast was updated at 7:31 a.m. CDT Friday. It calls for mostly cloudy skies, showers and thunderstorms, southwest winds of 5 to 15 mph, and a high in the upper 70s with a 70 percent precipitation chance.
Showers and thunderstorms may continue Friday night through around midnight, with temperatures falling to near 60 degrees. Storm timing may vary across the county, so outdoor plans, work schedules and evening travel may need some flexibility.
Practical steps for residents and visitors
- Secure loose patio furniture, decorations, yard items and event equipment before storms develop.
- Allow extra travel time during heavier showers, when visibility and road conditions may worsen.
- Move indoors when thunder is heard and wait for conditions to improve before returning to outdoor activities.
- Boaters and people planning time near Lake Michigan should check updated marine and weather alerts before leaving.
Another chance remains for Saturday afternoon
The NWS forecast also includes a chance of showers and a slight chance of thunderstorms Saturday afternoon. Sunday is currently expected to be sunny, with a high near 77 degrees.
Readers should monitor updated National Weather Service information before Friday afternoon and evening plans, especially if they involve boating, beaches, outdoor work, travel or large gatherings.
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