192
FZUS53 KDLH 180438
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1137 PM 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.
LSZ140-181000-
GRAND PORTAGE TO GRAND MARAIS MN-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT. GUSTS UP TO 20 KNOTS. AREAS OF
SMOKE LATE IN THE EVENING, THEN PATCHY SMOKE AFTER MIDNIGHT.
WAVES 1 TO 2 FEET.
SATURDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING SOUTHWEST 5 TO 10 KNOTS IN THE AFTERNOON. SMOKE
IN THE MORNING, THEN AREAS OF SMOKE IN THE AFTERNOON. WAVES 1 TO
2 FEET.
SATURDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY SMOKE.
WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS. AREAS OF SMOKE IN THE MORNING, THEN PATCHY SMOKE IN THE
AFTERNOON. WAVES 1 TO 2 FEET.
LSZ141-181000-
GRAND MARAIS TO TACONITE HARBOR MN-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. GUSTS UP TO 20 KNOTS. PATCHY SMOKE LATE IN THE
EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING SOUTHWEST 5 KNOTS IN THE AFTERNOON. PATCHY
SMOKE. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PATCHY SMOKE. WAVES 1 FOOT OR
LESS.
SUNDAY
SOUTH WIND 5 KNOTS. PATCHY SMOKE. WAVES 1 FOOT OR LESS.
LSZ142-181000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. GUSTS UP TO 20 KNOTS. AREAS OF SMOKE LATE IN THE
EVENING, THEN PATCHY SMOKE AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SATURDAY
NORTH WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS IN THE MORNING BECOMING VARIABLE 10 KNOTS OR LESS.
PATCHY SMOKE THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PATCHY SMOKE.
WAVES 1 FOOT OR LESS.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTH 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. PATCHY SMOKE. WAVES 1 FOOT OR
LESS.
LSZ143-181000-
SILVER BAY HARBOR TO TWO HARBORS MN-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST WITH
GUSTS TO AROUND 20 KNOTS TOWARD DAYBREAK. PATCHY SMOKE LATE IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTH EARLY IN
THE AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS OR LESS LATE IN
THE AFTERNOON. PATCHY SMOKE. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PATCHY SMOKE.
WAVES 1 FOOT OR LESS.
SUNDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING SOUTHWEST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. PATCHY SMOKE. WAVES
1 FOOT OR LESS.
LSZ144-181000-
TWO HARBORS TO DULUTH MN-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO
20 KNOTS TOWARD DAYBREAK. PATCHY SMOKE LATE IN THE EVENING. WAVES
1 FOOT OR LESS.
SATURDAY
NORTH WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS BECOMING EAST 5 KNOTS IN THE AFTERNOON. PATCHY SMOKE IN
THE AFTERNOON. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PATCHY SMOKE. WAVES 1 FOOT OR
LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. PATCHY SMOKE. WAVES 1 FOOT OR
LESS.
LSZ145-181000-
DULUTH MN TO PORT WING WI-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 10 TO 15 KNOTS. PATCHY SMOKE LATE IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. PATCHY SMOKE IN THE AFTERNOON. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHEAST
5 KNOTS AFTER MIDNIGHT BECOMING SOUTHWEST. PATCHY SMOKE. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. PATCHY SMOKE THROUGH THE DAY.
WAVES 1 FOOT OR LESS.
LSZ146-181000-
PORT WING TO SAND ISLAND WI-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
TOWARD DAYBREAK. PATCHY SMOKE LATE IN THE EVENING. WAVES 1 FOOT
OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST EARLY
IN THE AFTERNOON, THEN BECOMING VARIABLE 10 KNOTS OR LESS LATE IN
THE AFTERNOON. PATCHY SMOKE THROUGH THE DAY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. PATCHY SMOKE.
WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. PATCHY SMOKE. WAVES 1 FOOT OR
LESS.
LSZ147-181000-
SAND ISLAND TO BAYFIELD WI-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS. PATCHY SMOKE LATE IN
THE EVENING. WAVES 1 FOOT OR LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHEAST IN
THE AFTERNOON. PATCHY SMOKE THROUGH THE DAY. WAVES 1 FOOT OR
LESS.
SATURDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
SOUTHWEST 5 KNOTS EARLY IN THE MORNING. PATCHY SMOKE. WAVES
1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. AREAS OF SMOKE. WAVES 1 FOOT OR
LESS.
LSZ150-181000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. PATCHY SMOKE THROUGH THE NIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST EARLY
IN THE AFTERNOON, THEN BECOMING SOUTH LATE IN THE AFTERNOON.
PATCHY SMOKE THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST EARLY IN
THE MORNING. PATCHY SMOKE IN THE EVENING, THEN AREAS OF SMOKE
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH LATE IN THE
AFTERNOON. AREAS OF SMOKE. WAVES 1 FOOT OR LESS.
LSZ121-181000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
TOWARD DAYBREAK. PATCHY SMOKE THROUGH THE NIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTH WIND 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. PATCHY SMOKE THROUGH THE DAY. 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. AREAS OF SMOKE. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. AREAS OF SMOKE. WAVES 1 FOOT OR
LESS.
LSZ148-181000-
OAK POINT TO SAXON HARBOR WI-
1137 PM CDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 5 AM CDT SATURDAY
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
AFTER MIDNIGHT. PATCHY SMOKE THROUGH THE NIGHT. WAVES 1 FOOT OR
LESS.
SATURDAY
NORTH WIND 5 TO 10 KNOTS BECOMING EAST LATE IN THE
AFTERNOON. PATCHY SMOKE THROUGH THE DAY. WAVES 1 FOOT OR LESS.
SATURDAY NIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. AREAS OF SMOKE IN THE EVENING, THEN SMOKE AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
SUNDAY
SOUTHWEST WIND 5 KNOTS. SMOKE IN THE MORNING, THEN
AREAS OF SMOKE IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page