173
WHUS73 KGRB 180758
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
258 AM CDT SAT JUL 18 2026
LMZ521-541-181600-
/O.CON.KGRB.SC.Y.0064.260718T1400Z-260719T0000Z/
/O.NEW.KGRB.MS.Y.0002.260718T1500Z-260720T0000Z/
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-
258 AM CDT SAT JUL 18 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 7 PM CDT THIS EVENING...
...DENSE SMOKE ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
CDT SUNDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTH WINDS 10 TO 20 KT
WITH GUSTS UP TO 25 KT AND WAVES 1 TO 2 FT EXPECTED. FOR THE
DENSE SMOKE ADVISORY, DENSE SMOKE WILL REDUCE VISIBILITY TO 1
NM.
* WHERE...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 AND ROCK ISLAND PASSAGE TO STURGEON BAY WI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM 9 AM THIS MORNING TO
7 PM CDT THIS EVENING. FOR THE DENSE SMOKE ADVISORY, FROM 10
AM THIS MORNING TO 7 PM CDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE
YOUR RADAR AND COMPASS.
LMZ522-542-543-181600-
/O.NEW.KGRB.MS.Y.0002.260718T1500Z-260720T0000Z/
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
258 AM CDT SAT JUL 18 2026
...DENSE SMOKE ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
CDT SUNDAY...
* WHAT...DENSE SMOKE WILL REDUCE VISIBILITY TO 1 NM.
* WHERE...GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE
STURGEON BAY WI, STURGEON BAY TO TWO RIVERS WI AND TWO RIVERS
TO SHEBOYGAN WI.
* WHEN...FROM 10 AM THIS MORNING TO 7 PM CDT SUNDAY.
* IMPACTS...LOW VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE
YOUR RADAR AND COMPASS.
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