Special Marine Warning for Lake Michigan from Sheboygan to Port Washington
This alert is no longer in effect.
NOAA issued it on April 14, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Special Marine Warning is in effect for Lake Michigan areas from Sheboygan to Port Washington until 2:30 AM CDT, with strong thunderstorms featuring wind gusts of 34 knots or greater and small hail.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Lake Michigan near Sheboygan and Port Washington, Wisconsin
- Issued
- April 14, 2026
- Issuing authority
- NWS Milwaukee/Sullivan WI
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Lake Michigan near Sheboygan and Port Washington, Wisconsin.
Special Marine Warning Alert
Alert Details
This Special Marine Warning has been issued by the National Weather Service (NWS) Milwaukee/Sullivan WI. It is effective from 12:22 AM CDT on April 14, 2026.
Affected Areas
The warning covers Sheboygan to Port Washington in Wisconsin, as well as Lake Michigan from Sheboygan to Port Washington WI, extending 5 nautical miles offshore to mid-lake.
What You Should Do
Avoid the affected waters due to the potential for damaging winds and suddenly higher waves.
Expected Conditions
A strong thunderstorm is producing wind gusts of 34 knots or greater and small hail. The storm is located 15 nautical miles east of Sheboygan and moving east at 50 knots.
Timeline
The warning is effective from 12:22 AM CDT on April 14, 2026, until 2:30 AM CDT on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (820 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 14, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.