192
FZUS53 KDLH 190418
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1118 PM CDT MON AUG 18 2025
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR.
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.
LSZ140-141-191015-
GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING NORTHEAST
TOWARD DAYBREAK. PATCHY FOG LATE IN THE EVENING. AREAS OF FOG
TOWARD DAYBREAK. SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
TUESDAY
NORTH WIND 5 KNOTS BECOMING SOUTHWEST LATE IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
WEST WIND 5 KNOTS BECOMING NORTH AFTER MIDNIGHT.
WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING EAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. WIDESPREAD DENSE
FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
LSZ142-143-191015-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
NORTH WIND 5 KNOTS BECOMING NORTHWEST TOWARD
DAYBREAK. PATCHY FOG. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN
THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. PATCHY DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
LSZ144-145-191015-
TWO HARBORS TO DULUTH MN-DULUTH MN TO PORT WING WI-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. PATCHY FOG LATE IN THE EVENING, THEN AREAS OF
FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
SOUTHWEST WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS
IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS. WIDESPREAD FOG AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHEAST WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
LSZ146-191015-
PORT WING TO SAND ISLAND WI-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
NORTH WIND 5 KNOTS. PATCHY FOG LATE IN THE
EVENING, THEN AREAS OF FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
TUESDAY
WEST WIND 5 KNOTS BECOMING NORTH LATE IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. SLIGHT CHANCE OF SHOWERS
IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING EAST AFTER
MIDNIGHT, THEN BECOMING NORTHWEST EARLY IN THE MORNING. AREAS OF
DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
LATE MORNING AND EARLY AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
LSZ147-191015-
SAND ISLAND TO BAYFIELD WI-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
NORTH WIND 5 KNOTS. PATCHY FOG LATE IN THE
EVENING. AREAS OF FOG TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTH LATE IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST EARLY
IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES 1 FOOT OR
LESS.
LSZ150-191015-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT, THEN BECOMING NORTHWEST TOWARD DAYBREAK. PATCHY FOG
LATE IN THE EVENING. AREAS OF FOG TOWARD DAYBREAK. WAVES 1 FOOT
OR LESS.
TUESDAY
NORTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH EARLY IN
THE MORNING. PATCHY DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING EAST IN THE LATE MORNING
AND AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES 1 FOOT
OR LESS.
LSZ121-191015-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
SOUTH WIND 5 KNOTS BECOMING NORTHWEST AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. AREAS OF FOG TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING WEST LATE IN THE
MORNING, THEN BECOMING NORTHEAST IN THE AFTERNOON. AREAS OF FOG
IN THE MORNING. SLIGHT CHANCE OF SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST EARLY
IN THE MORNING. WIDESPREAD FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
WEDNESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
LATE MORNING AND AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING.
WAVES 1 FOOT OR LESS.
LSZ148-191015-
OAK POINT TO SAXON HARBOR WI-
1118 PM CDT MON AUG 18 2025
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT TUESDAY
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. AREAS OF FOG TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING NORTHEAST IN THE
AFTERNOON. AREAS OF FOG IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING WEST EARLY IN
THE MORNING. WIDESPREAD DENSE FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
WEDNESDAY
WEST WIND 5 KNOTS BECOMING NORTHEAST IN THE LATE
MORNING AND AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING. WAVES
1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
BRITT
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