051
FZUS53 KDLH 110158
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
858 PM CDT MON AUG 10 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.
LSZ140-111000-
GRAND PORTAGE TO GRAND MARAIS MN-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 2 FEET.
TUESDAY
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. ISOLATED RAIN SHOWERS IN THE MORNING.
WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
WEDNESDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. SLIGHT CHANCE OF
RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ141-111000-
GRAND MARAIS TO TACONITE HARBOR MN-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
WEST WIND 5 TO 10 KNOTS BECOMING NORTH AFTER
MIDNIGHT. ISOLATED RAIN SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR
LESS.
TUESDAY
NORTH WIND 5 KNOTS BECOMING NORTHEAST LATE IN THE
MORNING, THEN BECOMING SOUTH IN THE AFTERNOON. SLIGHT CHANCE OF
RAIN SHOWERS IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS LATE IN THE MORNING, THEN BECOMING SOUTHWEST IN THE
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
1 FOOT OR LESS.
LSZ142-111000-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. SCATTERED RAIN SHOWERS TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS. SCATTERED RAIN
SHOWERS IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS. SLIGHT CHANCE OF
RAIN SHOWERS IN THE AFTERNOON. WAVES 1 FOOT OR LESS.
LSZ143-111000-
SILVER BAY HARBOR TO TWO HARBORS MN-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE
IN THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. ISOLATED RAIN SHOWERS AFTER MIDNIGHT. SCATTERED RAIN
SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE AFTERNOON. SCATTERED RAIN SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS. SLIGHT CHANCE OF
RAIN SHOWERS. WAVES 1 FOOT OR LESS.
LSZ144-111000-
TWO HARBORS TO DULUTH MN-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
ISOLATED RAIN SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST 5 KNOTS
IN THE LATE MORNING AND AFTERNOON. ISOLATED RAIN SHOWERS IN THE
MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING EAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF RAIN
SHOWERS THROUGH THE DAY. WAVES 1 FOOT OR LESS.
LSZ145-111000-
DULUTH MN TO PORT WING WI-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
WEST WIND 5 KNOTS BECOMING NORTH LATE IN THE
EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER MIDNIGHT.
MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. ISOLATED RAIN SHOWERS
IN THE MORNING. WAVES 1 FOOT OR LESS.
TUESDAY NIGHT
NORTHEAST WIND 5 KNOTS UNTIL EARLY MORNING
BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 FOOT
OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ146-111000-
PORT WING TO SAND ISLAND WI-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING NORTHWEST LATE
IN THE EVENING, THEN BECOMING VARIABLE 10 KNOTS OR LESS AFTER
MIDNIGHT. ISOLATED SHOWERS TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
LSZ147-111000-
SAND ISLAND TO BAYFIELD WI-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
SOUTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. ISOLATED SHOWERS TOWARD
DAYBREAK. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ150-111000-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST
AFTER MIDNIGHT, THEN BECOMING VARIABLE 10 KNOTS OR LESS TOWARD
DAYBREAK. MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES 1 FOOT OR
LESS.
TUESDAY NIGHT
SOUTHEAST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS EARLY IN THE AFTERNOON, THEN BECOMING EAST LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LSZ121-111000-
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS THROUGH
THE DAY. WAVES 1 FOOT OR LESS.
LSZ148-111000-
OAK POINT TO SAXON HARBOR WI-
858 PM CDT MON AUG 10 2026
REST OF TONIGHT
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
SOUTHWEST 5 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN
BECOMING VARIABLE 10 KNOTS OR LESS TOWARD DAYBREAK. MOSTLY
CLOUDY. WAVES 1 FOOT OR LESS.
TUESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SCATTERED SHOWERS IN THE MORNING. WAVES
1 FOOT OR LESS.
TUESDAY NIGHT
EAST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 FOOT OR LESS.
WEDNESDAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING NORTHEAST
5 KNOTS IN THE AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING. WAVES 1 FOOT OR LESS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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