Watches, Warnings & Advisories



2 products found for Marine Zone: LMZ643

Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
901 AM CDT Fri Apr 24 2026

LMZ643-241800-
/O.CON.KMKX.SC.Y.0045.000000T0000Z-260424T1800Z/
Sheboygan to Port Washington WI-
901 AM CDT Fri Apr 24 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* WHAT...Southwest winds 10 to 15 knot and waves 3 to 5 feet.

* WHERE...Nearshore Waters from Sheboygan to Port Washington.

* WHEN...Until 1 PM CDT this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$




Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
539 AM CDT Fri Apr 24 2026

LMZ643>646-251045-
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
539 AM CDT Fri Apr 24 2026

This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect north of Port Washington
through midday due to persistent southerly winds and building
waves.

An isolated thunderstorm is possible this afternoon.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Gusty winds and high waves are likely Sunday night through
Tuesday.

$$