142
FZUS53 KDLH 171628
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1128 AM CDT FRI JUL 17 2026
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.
LSZ140-172200-
GRAND PORTAGE TO GRAND MARAIS MN-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST LATE. AREAS
OF SMOKE LATE IN THE MORNING, THEN SMOKE IN THE AFTERNOON. RAIN
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE
MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND
OVERNIGHT. SMOKE IN THE EVENING, THEN AREAS OF SMOKE AFTER
MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,
THEN SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 5 TO 10 KNOTS IN THE AFTERNOON.
SMOKE. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. AREAS OF SMOKE.
WAVES 1 FOOT OR LESS.
LSZ141-172200-
GRAND MARAIS TO TACONITE HARBOR MN-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 KNOTS. AREAS OF SMOKE LATE IN THE
MORNING. SMOKE LATE. SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE
MORNING. CHANCE OF RAIN SHOWERS THROUGH THE DAY. CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO 15 KNOTS
WITH GUSTS TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT.
AREAS OF SMOKE THROUGH THE NIGHT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST IN THE AFTERNOON. SMOKE. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH EARLY IN
THE MORNING. AREAS OF SMOKE IN THE EVENING, THEN SMOKE AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
LSZ142-172200-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
SOUTH WIND 5 KNOTS LATE IN THE MORNING BECOMING
VARIABLE 10 KNOTS OR LESS. AREAS OF SMOKE THROUGH THE DAY. SLIGHT
CHANCE OF RAIN SHOWERS LATE IN THE MORNING. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST WITH GUSTS
TO AROUND 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE THROUGH
THE NIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON. AREAS OF SMOKE IN
THE MORNING, THEN SMOKE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS. SMOKE. WAVES 1 FOOT OR
LESS.
LSZ143-172200-
SILVER BAY HARBOR TO TWO HARBORS MN-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
SOUTH WIND 5 KNOTS BECOMING EAST IN THE
AFTERNOON. SMOKE LATE IN THE MORNING. AREAS OF SMOKE IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON.
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF RAIN
SHOWERS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST WITH GUSTS
TO AROUND 20 KNOTS AFTER MIDNIGHT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE THROUGH THE NIGHT.
WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHWEST IN THE AFTERNOON. AREAS OF SMOKE. WAVES 1 FOOT
OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE
IN THE EVENING, THEN BECOMING WEST AFTER MIDNIGHT. SMOKE. WAVES
1 FOOT OR LESS.
LSZ144-172200-
TWO HARBORS TO DULUTH MN-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE. AREAS OF SMOKE
THROUGH THE DAY. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
AFTERNOON. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS LATE. WAVES 1 TO 2 FEET.
TONIGHT
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING NORTH WITH GUSTS TO AROUND 20 KNOTS LATE IN THE EVENING,
THEN BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. AREAS OF SMOKE THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 5 TO 10 KNOTS LATE IN THE MORNING,
THEN BECOMING SOUTH EARLY IN THE AFTERNOON BECOMING SOUTHEAST
LATE IN THE AFTERNOON. AREAS OF SMOKE. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT, THEN BECOMING SOUTHWEST EARLY IN THE MORNING. SMOKE.
WAVES 1 FOOT OR LESS.
LSZ145-172200-
DULUTH MN TO PORT WING WI-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS WITH GUSTS TO AROUND 20 KNOTS LATE. AREAS OF SMOKE
THROUGH THE DAY. SLIGHT CHANCE OF SHOWERS EARLY IN THE AFTERNOON.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS LATE. WAVES
1 TO 2 FEET.
TONIGHT
WEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING NORTHWEST 5 TO 10 KNOTS LATE IN THE EVENING, THEN
BECOMING WEST WITH GUSTS TO AROUND 20 KNOTS AFTER MIDNIGHT.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. AREAS OF SMOKE THROUGH THE NIGHT. WAVES 1 TO 2 FEET.
SATURDAY
WEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND 20 KNOTS
BECOMING SOUTHEAST EARLY IN THE AFTERNOON, THEN BECOMING EAST
LATE IN THE AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN AREAS OF
SMOKE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHWEST EARLY
IN THE MORNING. SMOKE. WAVES 1 FOOT OR LESS.
LSZ146-172200-
PORT WING TO SAND ISLAND WI-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING NORTHEAST WITH
GUSTS TO AROUND 20 KNOTS IN THE AFTERNOON. AREAS OF SMOKE THROUGH
THE DAY. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE AFTERNOON.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS LATE.
WAVES 1 FOOT OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST LATE IN THE EVENING, THEN BECOMING
WEST AFTER MIDNIGHT. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. AREAS OF SMOKE THROUGH THE NIGHT.
WAVES 1 FOOT OR LESS.
SATURDAY
WEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN SMOKE IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SMOKE. WAVES 1 FOOT OR LESS.
LSZ147-172200-
SAND ISLAND TO BAYFIELD WI-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 KNOTS. AREAS OF SMOKE THROUGH THE
DAY. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF
THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTH WIND 5 TO 10 KNOTS BECOMING WEST IN THE LATE
EVENING AND OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE EVENING. AREAS OF SMOKE THROUGH THE NIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH LATE IN
THE AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN AREAS OF SMOKE
IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN
THE MORNING. SMOKE. WAVES 1 FOOT OR LESS.
LSZ150-172200-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 TO 10 KNOTS. AREAS OF SMOKE LATE IN
THE MORNING. SMOKE LATE. SLIGHT CHANCE OF SHOWERS THROUGH THE
DAY. SLIGHT CHANCE OF THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING WEST IN THE LATE EVENING AND OVERNIGHT. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. SMOKE IN THE
EVENING, THEN AREAS OF SMOKE AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS BECOMING SOUTHWEST
5 KNOTS IN THE AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN AREAS
OF SMOKE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 TO 10 KNOTS. SMOKE. WAVES 1 FOOT
OR LESS.
LSZ121-172200-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
EAST WIND 5 KNOTS BECOMING SOUTHEAST EARLY IN
THE AFTERNOON, THEN BECOMING SOUTHWEST 10 TO 15 KNOTS WITH GUSTS
TO AROUND 20 KNOTS LATE. AREAS OF SMOKE THROUGH THE DAY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS IN THE LATE EVENING
AND OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. AREAS OF SMOKE THROUGH THE NIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN SMOKE IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST 5 KNOTS AFTER
MIDNIGHT. SMOKE. WAVES 1 FOOT OR LESS.
LSZ148-172200-
OAK POINT TO SAXON HARBOR WI-
1128 AM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
REST OF TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST EARLY IN
THE AFTERNOON, THEN BECOMING SOUTH LATE. AREAS OF SMOKE THROUGH
THE DAY. SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. SLIGHT CHANCE
OF THUNDERSTORMS LATE. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS IN THE LATE EVENING
AND OVERNIGHT. AREAS OF SMOKE THROUGH THE NIGHT. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST LATE
IN THE AFTERNOON. PATCHY SMOKE IN THE MORNING, THEN SMOKE IN THE
AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SMOKE. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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