731
WHUS73 KGRB 020906
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
406 AM CDT THU APR 2 2026
LMZ521-541-021715-
/O.CON.KGRB.SC.Y.0034.000000T0000Z-260402T1300Z/
/O.CON.KGRB.GL.W.0008.260402T1300Z-260403T0000Z/
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-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
406 AM CDT THU APR 2 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS
MORNING...
...GALE WARNING REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 7 PM
CDT THIS EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, EAST WINDS 15 TO 25 KTS
WITH GUSTS UP TO 30 KTS AND WAVES 3 TO 5 FT. FOR THE GALE
WARNING, EAST WINDS 15 TO 25 KTS WITH GUSTS UP TO 35 KTS AND
WAVES 4 TO 7 FT EXPECTED.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO STURGEON BAY, AND CENTRAL BAY OF GREEN BAY.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 8 AM CDT THIS
MORNING. FOR THE GALE WARNING, FROM 8 AM THIS MORNING TO 7 PM
CDT THIS EVENING.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL DETAILS...A SMALL CRAFT ADVISORY WILL LIKELY BE
NEEDED AFTER THE GALE WARNING HAS EXPIRED OR BEEN CANCELLED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LMZ522-021715-
/O.CON.KGRB.SC.Y.0034.000000T0000Z-260403T1000Z/
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
406 AM CDT THU APR 2 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM CDT FRIDAY
* WHAT...EAST TO NORTHEAST WINDS 15 TO 20 KTS WITH GUSTS TO 25 TO
30 KTS, BECOMING WEST LATE TONIGHT. WAVES 2 TO 5 FT IN ICE FREE
AREAS.
* WHERE...SOUTHERN BAY OF GREEN BAY.
* WHEN...UNTIL 5 AM CDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ542-543-021715-
/O.CON.KGRB.SC.Y.0034.000000T0000Z-260403T1500Z/
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
406 AM CDT THU APR 2 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
FRIDAY...
* WHAT...EAST WINDS 10 TO 20 KT, VEERING SOUTHEAST TO SOUTH THIS
EVENING, THEN SOUTHWEST TO WEST TONIGHT. GUSTS TO 30 KTS AND
WAVES PEAKING AT 5 TO 8 FT.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM STURGEON BAY TO
SHEBOYGAN.
* WHEN...UNTIL 10 AM CDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page