960
WHUS73 KDLH 161648
MWWDLH
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
1148 AM CDT MON MAR 16 2026
LSZ140-170500-
/O.CAN.KDLH.SR.W.0003.000000T0000Z-260316T2100Z/
/O.NEW.KDLH.GL.W.0012.260316T1648Z-260317T0600Z/
/O.CAN.KDLH.UP.W.0009.000000T0000Z-260316T2100Z/
GRAND PORTAGE TO GRAND MARAIS MN-
1148 AM CDT MON MAR 16 2026
..GALE WARNING IN EFFECT UNTIL 1 AM CDT TUESDAY
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 45 KT AND
WAVES 2 TO 5 FT.
* WHERE...GRAND PORTAGE TO GRAND MARAIS MN.
* WHEN...UNTIL 1 AM CDT TUESDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LSZ142-170500-
/O.CAN.KDLH.GL.W.0011.000000T0000Z-260316T2100Z/
/O.NEW.KDLH.SC.Y.0035.260316T1648Z-260317T0600Z/
/O.CAN.KDLH.UP.W.0009.000000T0000Z-260316T2100Z/
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1148 AM CDT MON MAR 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT TUESDAY
* WHAT...NORTH WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 4 FT.
* WHERE...TACONITE HARBOR TO SILVER BAY HARBOR MN.
* WHEN...UNTIL 1 AM CDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ANYONE OPERATING A SMALLER VESSEL SHOULD AVOID NAVIGATING IN
HAZARDOUS CONDITIONS.
LSZ143>145-170500-
/O.CAN.KDLH.GL.W.0011.000000T0000Z-260316T1700Z/
/O.NEW.KDLH.SC.Y.0035.260316T1648Z-260317T0600Z/
/O.CAN.KDLH.UP.W.0009.000000T0000Z-260316T1700Z/
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-
1148 AM CDT MON MAR 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT TUESDAY
* WHAT...NORTH WINDS 15 TO 25 KT AND WAVES 2 TO 5 FT.
* WHERE...SILVER BAY HARBOR TO TWO HARBORS MN, TWO HARBORS TO
DULUTH MN AND DULUTH MN TO PORT WING WI.
* WHEN...UNTIL 1 AM CDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ANYONE OPERATING A SMALLER VESSEL SHOULD AVOID NAVIGATING IN
HAZARDOUS CONDITIONS.
LSZ146-170500-
/O.CAN.KDLH.GL.W.0011.000000T0000Z-260316T1700Z/
/O.NEW.KDLH.SC.Y.0035.260316T1648Z-260317T0600Z/
/O.EXT.KDLH.UP.W.0009.000000T0000Z-260316T2100Z/
PORT WING TO SAND ISLAND WI-
1148 AM CDT MON MAR 16 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM CDT TUESDAY
...HEAVY FREEZING SPRAY WARNING NOW IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON...
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTH WINDS 15 TO 25 KT
AND WAVES 5 TO 8 FT. FOR THE HEAVY FREEZING SPRAY WARNING,
HEAVY FREEZING SPRAY AT A RATE OF 2 CM PER HOUR OR GREATER MAY
RAPIDLY ACCUMULATE ON VESSELS.
* WHERE...PORT WING TO SAND ISLAND WI.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 1 AM CDT TUESDAY.
FOR THE HEAVY FREEZING SPRAY WARNING, UNTIL 4 PM CDT THIS
AFTERNOON.
* IMPACTS...OPERATING A VESSEL IN HEAVY FREEZING SPRAY IS
HAZARDOUS. FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC
COMPONENTS INOPERATIVE. RAPID ICE ACCRETION ON DECKS AND
SUPERSTRUCTURES MAY RESULT IN A CATASTROPHIC LOSS OF
STABILITY. CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR DANGEROUS ACCUMULATION OF ICE ON
THEIR VESSEL. IF POSSIBLE, REMAIN IN PORT, AVOID THE WARNING AREA
OR CONDUCT MITIGATION.
ANYONE OPERATING A SMALLER VESSEL SHOULD AVOID NAVIGATING IN
HAZARDOUS CONDITIONS.
LSZ141-170500-
/O.CAN.KDLH.UP.W.0009.000000T0000Z-260316T2100Z/
/O.CON.KDLH.GL.W.0011.000000T0000Z-260317T0600Z/
GRAND MARAIS TO TACONITE HARBOR MN-
1148 AM CDT MON MAR 16 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 1 AM CDT TUESDAY
* WHAT...NORTH WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND
WAVES 1 TO 4 FT.
* WHERE...GRAND MARAIS TO TACONITE HARBOR MN.
* WHEN...UNTIL 1 AM CDT TUESDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LSZ147-148-150-162100-
/O.CON.KDLH.GL.W.0011.000000T0000Z-260316T2100Z/
/O.CON.KDLH.UP.W.0009.000000T0000Z-260316T2100Z/
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1148 AM CDT MON MAR 16 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 PM CDT
THIS AFTERNOON...
* WHAT...FOR THE GALE WARNING, NORTH WINDS 20 TO 25 KT WITH GUSTS
UP TO 35 KT AND WAVES 7 TO 12 FT. FOR THE HEAVY FREEZING SPRAY
WARNING, HEAVY FREEZING SPRAY AT A RATE OF 2 CM PER HOUR OR
GREATER MAY RAPIDLY ACCUMULATE ON VESSELS.
* WHERE...SAND ISLAND TO BAYFIELD WI, OAK POINT TO SAXON HARBOR
WI AND OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND.
* WHEN...UNTIL 4 PM CDT THIS AFTERNOON.
* IMPACTS...OPERATING A VESSEL IN HEAVY FREEZING SPRAY IS
HAZARDOUS. FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC
COMPONENTS INOPERATIVE. RAPID ICE ACCRETION ON DECKS AND
SUPERSTRUCTURES MAY RESULT IN A CATASTROPHIC LOSS OF
STABILITY. STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR DANGEROUS ACCUMULATION OF ICE ON
THEIR VESSEL. IF POSSIBLE, REMAIN IN PORT, AVOID THE WARNING AREA
OR CONDUCT MITIGATION.
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
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