Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
405 AM EDT Tue Aug 18 2026
LSZ248-182015-
/O.CON.KMQT.SC.Y.0120.000000T0000Z-260818T2100Z/
Huron Islands to Marquette MI-
405 AM EDT Tue Aug 18 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT THIS
AFTERNOON...
* WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves
1 to 3 ft occurring.
* WHERE...Huron Islands to Marquette MI.
* WHEN...Until 5 PM EDT 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
313 AM EDT Tue Aug 18 2026
LMZ846>849-181515-
/O.NEW.KGRR.SC.Y.0058.260818T2100Z-260819T0300Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
313 AM EDT Tue Aug 18 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
11 PM EDT THIS EVENING...
* WHAT...Southwest winds 10 to 15 knots with gusts up to 25
knots and waves 3 to 5 feet expected.
* WHERE...Holland to Manistee.
* WHEN...From 5 PM this afternoon to 11 PM EDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$