238
AXUS43 KMQT 181956
MISMQT
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
356 PM EDT TUE AUG 18 2026
LSZ162-190800-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
356 PM EDT TUE AUG 18 2026 /256 PM CDT TUE AUG 18 2026/
LATE THIS AFTERNOON
SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM
TO 2 FEET BUILDING TO 1 TO 3 FEET.
TONIGHT
WEST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
WEDNESDAY
WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST IN THE
AFTERNOON. WAVES CALM TO 2 FEET.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS BACKING
NORTHEAST AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
THURSDAY
EAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO
2 FEET.
LSZ263-190800-
LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE
CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE
ROYALE NATIONAL PARK-
356 PM EDT TUE AUG 18 2026
LATE THIS AFTERNOON
SOUTHWEST WINDS 15 TO 25 KNOTS. WAVES 1 TO
3 FEET.
TONIGHT
WEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
AFTER MIDNIGHT, THEN VEERING NORTHWEST LATE. WAVES SUBSIDING TO
CALM TO 2 FEET.
WEDNESDAY
NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
LATE. WAVES CALM TO 2 FEET.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
THURSDAY
SOUTH WINDS LESS THAN 10 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO
2 FEET.
LSZ264-190800-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
356 PM EDT TUE AUG 18 2026
LATE THIS AFTERNOON
SOUTHWEST WINDS 10 TO 20 KNOTS. WAVES CALM
TO 2 FEET BUILDING TO 1 TO 3 FEET.
TONIGHT
WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
WEDNESDAY
NORTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST
LATE. WAVES CALM TO 2 FEET.
WEDNESDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTH
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
THURSDAY
SOUTHEAST WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
LSZ265-190800-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
356 PM EDT TUE AUG 18 2026
LATE THIS AFTERNOON
WEST WINDS 15 TO 25 KNOTS. WAVES 1 TO
3 FEET SUBSIDING TO CALM TO 2 FEET.
TONIGHT
WEST WINDS 15 TO 25 KNOTS. WAVES CALM TO 2 FEET.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH IN THE
AFTERNOON, THEN BECOMING NORTHEAST 5 TO 15 KNOTS LATE. WAVES CALM
TO 2 FEET.
WEDNESDAY NIGHT
SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT, THEN VEERING SOUTHWEST LATE. WAVES CALM
TO 2 FEET.
THURSDAY
SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS BY
MID AFTERNOON. WAVES CALM TO 2 FEET.
LSZ266-190800-
LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI
AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER
BEYOND 5NM FROM SHORE-
356 PM EDT TUE AUG 18 2026
LATE THIS AFTERNOON
WEST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
TONIGHT
WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST LATE.
WAVES SUBSIDING TO CALM TO 2 FEET.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. WAVES CALM TO 2 FEET.
WEDNESDAY NIGHT
SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
LATE. WAVES CALM TO 2 FEET.
THURSDAY
SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
LSZ267-190800-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
356 PM EDT TUE AUG 18 2026
LATE THIS AFTERNOON
WEST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
TONIGHT
WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS LATE. WAVES CALM TO 2 FEET.
WEDNESDAY NIGHT
WEST WINDS 5 TO 15 KNOTS BACKING SOUTH LATE.
WAVES CALM TO 2 FEET.
THURSDAY
SOUTH WINDS 5 TO 15 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
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