054
FZUS73 KDLH 152333
MWSDLH
MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
633 PM CDT THU MAY 15 2025
LSZ144-145-152342-
/O.CAN.KDLH.MA.W.0005.000000T0000Z-250516T0000Z/
633 PM CDT THU MAY 15 2025
..THE SPECIAL MARINE WARNING IS CANCELLED
THE AFFECTED AREAS WERE...
DULUTH MN TO PORT WING WI...
TWO HARBORS TO DULUTH MN...
THE THUNDERSTORMS HAVE MOVED OUT OF THE WARNED AND NO LONGER POSE A
SIGNIFICANT THREAT TO BOATERS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHWESTERN
WISCONSIN.
LAT...LON 4674 9091 4677 9091 4687 9080 4690 9080
4693 9085 4692 9095 4684 9111 4714 9150
4715 9150 4735 9124 4727 9059 4700 9022
4666 9044 4659 9044
TIME...MOT...LOC 2332Z 203DEG 44KT 4723 9136 4663 9044
LSZ121-142-143-146>148-150-162-160000-
/O.CON.KDLH.MA.W.0005.000000T0000Z-250516T0000Z/
633 PM CDT THU MAY 15 2025
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR THE FOLLOWING AREAS...
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI...
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN
BEYOND 5NM...
OAK POINT TO SAXON HARBOR WI...
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND...
PORT WING TO SAND ISLAND WI...
SAND ISLAND TO BAYFIELD WI...
SILVER BAY HARBOR TO TWO HARBORS MN...
TACONITE HARBOR TO SILVER BAY HARBOR MN...
AT 632 PM CDT, SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WATERSPOUTS
WERE LOCATED ALONG A LINE EXTENDING FROM SPLIT ROCK LIGHTHOUSE TO 13
NM EAST OF OAK POINT, MOVING NORTHEAST AT 45 KNOTS.
HAZARD...WATERSPOUTS, WIND GUSTS 34 KNOTS OR GREATER, AND SMALL
HAIL.
SOURCE...RADAR INDICATED.
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY
HIGHER WINDS AND SUDDENLY HIGHER WAVES.
LOCATIONS IMPACTED INCLUDE...
IRONWOOD ISLAND, BASSWOOD ISLAND, SAND ISLAND, STOCKTON ISLAND,
MADELINE ISLAND, TWIN POINTS SAFE HARBOR, DEVILS ISLAND, BEAVER BAY,
CAT ISLAND, MANITOU ISLAND, NORTH TWIN ISLAND, MEYERS BEACH, YORK
ISLAND, SPLIT ROCK LIGHTHOUSE, EAGLE ISLAND, APOSTLE ISLANDS NATIONAL
LAKE SHORE, LA POINTE, OUTER ISLAND, MICHIGAN ISLAND, AND ROCKY
ISLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHWESTERN
WISCONSIN.
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR
IMMEDIATELY.
LAT...LON 4674 9091 4677 9091 4687 9080 4690 9080
4693 9085 4692 9095 4684 9111 4714 9150
4715 9150 4735 9124 4727 9059 4700 9022
4666 9044 4659 9044
TIME...MOT...LOC 2332Z 203DEG 44KT 4723 9136 4663 9044
WATERSPOUT...POSSIBLE
HAIL...<.75IN
WIND...>34KTS
UNRUH
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