857
WHUS73 KGRB 180658
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
158 AM CDT MON AUG 18 2025
LMZ542-543-181500-
/O.CON.KGRB.SC.Y.0067.000000T0000Z-250818T2100Z/
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
158 AM CDT MON AUG 18 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON...
* WHAT...SOUTHEAST WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT AND
WAVES 3 TO 5 FT.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM STURGEON BAY TO
SHEBOYGAN.
* WHEN...UNTIL 4 PM CDT 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.
LMZ541-181500-
/O.CON.KGRB.SC.Y.0067.000000T0000Z-250818T1500Z/
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
158 AM CDT MON AUG 18 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...
* WHAT...SOUTHEAST WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT AND
WAVES 2 TO 5 FT.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO STURGEON BAY.
* WHEN...UNTIL 10 AM CDT THIS MORNING.
* 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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