Severe · Special Marine WarningThis alert has expired. It is kept for reference.
Special Marine Warning issued September 4 at 3:36AM CDT until September 4
Affecting Sheboygan to Port Washington WI; Port Washington to North Point Light WI; Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake; Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake
In effect until: Sep 4, 2026, 9:45 AM
Sheboygan to Port Washington WI; Port Washington to North Point Light WI; Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake; Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake
Likely impact; effects through 9:45 AM.
Move to safe harbor immediately as gusty winds and high waves are expected.
Read the original bulletin (official text)
For the following areas... Lake Michigan nearshore and open waters to mid lake from Sheboygan WI to North Port Light WI... At 336 AM CDT, strong thunderstorms were located along a line extending from 14 nm east of Sheboygan to 15 nm east of Oostburg to near Port Washington, moving southeast at 30 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... North Pt. Lt. and Port Washington.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™