175
AXUS43 KMQT 201401
MISMQT
OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
1000 AM EDT THU AUG 20 2026
LSZ162-202000-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1000 AM EDT THU AUG 20 2026 /900 AM CDT THU AUG 20 2026/
REST OF TODAY
EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST IN
THE AFTERNOON, THEN BECOMING EAST 10 TO 20 KNOTS LATE. A CHANCE
OF SHOWERS BY LATE MORNING. A SLIGHT CHANCE OF THUNDERSTORMS.
SHOWERS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
TONIGHT
EAST WINDS 5 TO 15 KNOTS BACKING NORTHEAST AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT. WAVES CALM TO 2 FEET.
FRIDAY
NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH IN THE
AFTERNOON, THEN BACKING SOUTHWEST LATE. WAVES CALM TO 2 FEET.
FRIDAY NIGHT
WEST WINDS 5 TO 15 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
LSZ263-202000-
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-
1000 AM EDT THU AUG 20 2026
REST OF TODAY
SOUTHWEST WINDS LESS THAN 10 KNOTS BECOMING
SOUTHEAST 5 TO 15 KNOTS IN THE AFTERNOON, THEN BACKING EAST LATE.
A CHANCE OF SHOWERS BY LATE MORNING, THEN SHOWERS LIKELY AND A
SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES CALM TO
2 FEET.
TONIGHT
EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT, THEN BACKING NORTHEAST LATE. A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF SHOWERS. WAVES CALM
TO 2 FEET.
FRIDAY
NORTH WINDS 5 TO 15 KNOTS BACKING WEST LATE. A SLIGHT
CHANCE OF SHOWERS THROUGH EARLY AFTERNOON. WAVES CALM TO 2 FEET.
FRIDAY NIGHT
WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
LSZ264-202000-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1000 AM EDT THU AUG 20 2026
REST OF TODAY
SOUTHWEST WINDS LESS THAN 10 KNOTS BACKING SOUTH
IN THE AFTERNOON, THEN BECOMING SOUTHEAST 5 TO 15 KNOTS LATE. A
CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
TONIGHT
SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST LATE. A
CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
FRIDAY
NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTH IN THE
AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH EARLY AFTERNOON.
WAVES SUBSIDING TO CALM TO 2 FEET.
FRIDAY NIGHT
WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
LSZ265-202000-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1000 AM EDT THU AUG 20 2026
REST OF TODAY
SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTHEAST
IN THE AFTERNOON, THEN BECOMING EAST 10 TO 20 KNOTS LATE. A
SLIGHT CHANCE OF SHOWERS BY MID AFTERNOON. WAVES CALM TO 2 FEET.
TONIGHT
SOUTHEAST WINDS 15 TO 25 KNOTS VEERING SOUTH AFTER
MIDNIGHT. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET.
FRIDAY
SOUTH WINDS 10 TO 20 KNOTS VEERING SOUTHWEST IN THE
AFTERNOON, THEN VEERING NORTHWEST LATE. A SLIGHT CHANCE OF
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS BY MID AFTERNOON. WAVES
SUBSIDING TO CALM TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
LSZ266-202000-
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-
1000 AM EDT THU AUG 20 2026
REST OF TODAY
SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST
LATE. A SLIGHT CHANCE OF SHOWERS BY MID AFTERNOON. WAVES CALM TO
2 FEET.
TONIGHT
SOUTHEAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS AFTER MIDNIGHT, THEN VEERING SOUTH LATE. A CHANCE OF
SHOWERS THROUGH MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
FRIDAY
SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
LATE. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO
2 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS THROUGH
MIDNIGHT. WAVES CALM TO 2 FEET.
LSZ267-202000-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1000 AM EDT THU AUG 20 2026
REST OF TODAY
SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
TONIGHT
SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT, THEN BECOMING SOUTH 15 TO 25 KNOTS LATE.
A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
FRIDAY
SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS BY MID AFTERNOON. WAVES BUILDING TO 2 TO 4 FEET,
THEN SUBSIDING TO CALM TO 2 FEET.
FRIDAY NIGHT
SOUTH WINDS 10 TO 20 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH
MIDNIGHT. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
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