910
WHUS73 KDLH 100034
MWWDLH
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
734 PM CDT TUE SEP 9 2025
LSZ143>146-101245-
/O.EXB.KDLH.MF.Y.0020.250910T0300Z-250910T1500Z/
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-
734 PM CDT TUE SEP 9 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT WEDNESDAY
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO 1/4 NM OR LESS.
* WHERE...SILVER BAY HARBOR TO TWO HARBORS MN, TWO HARBORS TO
DULUTH MN, DULUTH MN TO PORT WING WI AND PORT WING TO SAND
ISLAND WI.
* WHEN...UNTIL 10 AM CDT WEDNESDAY.
* 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.
LSZ121-147-148-150-101245-
/O.EXB.KDLH.MF.Y.0020.250910T0300Z-250910T1500Z/
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
734 PM CDT TUE SEP 9 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT WEDNESDAY
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO 1/4 NM OR LESS.
* WHERE...CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI, SAND ISLAND
TO BAYFIELD WI, OAK POINT TO SAXON HARBOR WI AND OUTER APOSTLE
ISLANDS BEYOND 5 NM FROM MAINLAND.
* WHEN...UNTIL 10 AM CDT WEDNESDAY.
* 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.
LSZ140>142-101245-
/O.CON.KDLH.MF.Y.0020.000000T0000Z-250910T1500Z/
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
734 PM CDT TUE SEP 9 2025
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
WEDNESDAY...
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO 1/4 TO 1/2 NM.
* WHERE...GRAND PORTAGE TO GRAND MARAIS MN, GRAND MARAIS TO
TACONITE HARBOR MN AND TACONITE HARBOR TO SILVER BAY HARBOR MN.
* WHEN...UNTIL 10 AM CDT WEDNESDAY.
* 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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