522
WHUS73 KGRB 121425
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
925 AM CDT SUN APR 12 2026
LMZ541>543-122230-
/O.CON.KGRB.SC.Y.0041.000000T0000Z-260413T1500Z/
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
925 AM CDT SUN APR 12 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
MONDAY...
* WHAT...SOUTHEAST TO SOUTH WINDS 15 TO 25 KTS WITH GUSTS UP TO
30 KTS VEERING SOUTHWEST THIS EVENING, THEN BECOMING WEST AND
DECREASING TO 10 TO 15 KTS MONDAY MORNING. WAVES BUILDING TO 5
TO 8 FT.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO SHEBOYGAN.
* WHEN...UNTIL 10 AM CDT MONDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ521-522-122230-
/O.CON.KGRB.SC.Y.0041.260412T1800Z-260413T0900Z/
GREEN BAY SOUTH OF LINE FROM CEDAR RIVER TO ROCK ISLAND PASSAGE
AND NORTH OF A LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
925 AM CDT SUN APR 12 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 AM CDT MONDAY...
* WHAT...SOUTH WINDS INCREASING TO 15 TO 25 KTS WITH GUSTS UP TO
30 KTS, BECOMING SOUTHWEST BY EVENING. WAVES BUILDING TO 3 TO
5 FT.
* WHERE...CENTRAL AND SOUTHERN BAY OF GREEN BAY.
* WHEN...FROM 1 PM THIS AFTERNOON TO 4 AM CDT MONDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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