572
WHUS73 KGRB 211830
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
1230 PM CST WED JAN 21 2026
LMZ541>543-220230-
/O.CON.KGRB.SC.Y.0009.260122T0400Z-260123T1500Z/
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
1230 PM CST WED JAN 21 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 9 AM CST FRIDAY...
* WHAT...WEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND WAVES 1
TO 4 FT EXPECTED.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO SHEBOYGAN.
* WHEN...FROM 10 PM THIS EVENING TO 9 AM CST 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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