596
WHUS73 KGRB 010838
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
338 AM CDT WED APR 1 2026
LMZ521-522-011645-
/O.EXB.KGRB.SC.Y.0034.260402T0300Z-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-
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
338 AM CDT WED APR 1 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 7 PM
CDT THURSDAY...
* WHAT...EAST TO NORTHEAST WINDS 15 TO 25 KT WITH GUSTS UP TO 30
KT, SHIFTING TO THE SOUTHWEST THURSDAY NIGHT. WAVES 2 TO 6 FT
EXPECTED.
* WHERE...CENTRAL AND SOUTHERN BAY OF GREEN BAY.
* WHEN...FROM 10 PM THIS EVENING TO 7 PM CDT THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ542-543-011645-
/O.CON.KGRB.SC.Y.0034.260401T0900Z-260403T1200Z/
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
338 AM CDT WED APR 1 2026
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT FRIDAY
* WHAT...NORTHEAST WINDS 15 TO 25 KTS, VEERING TO THE EAST
TONIGHT, THEN SOUTHWEST ON THURSDAY EVENING. GUSTS UP TO 30 KTS
AND WAVES PEAKING 6 TO 10 FT ON THURSDAY AFTERNOON AND THURSDAY
EVENING.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM STURGEON BAY TO
SHEBOYGAN.
* WHEN...UNTIL 7 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.
LMZ541-011645-
/O.CON.KGRB.SC.Y.0034.260401T1500Z-260403T1200Z/
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
338 AM CDT WED APR 1 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 7 AM CDT FRIDAY...
* WHAT...NORTHEAST WINDS 15 TO 25 KTS, VEERING TO THE EAST
TONIGHT, THEN SOUTHWEST ON THURSDAY EVENING. GUSTS UP TO 30 KTS
AND WAVES PEAKING 6 TO 10 FT ON THURSDAY AFTERNOON AND THURSDAY
EVENING.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO STURGEON BAY.
* WHEN...FROM 10 AM THIS MORNING TO 7 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.
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