579
FZUS53 KDLH 270513
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1113 PM CST THU FEB 26 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.
LSZ140-271100-
GRAND PORTAGE TO GRAND MARAIS MN-
1113 PM CST THU FEB 26 2026
...STORM WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM FRIDAY EVENING
THROUGH LATE FRIDAY NIGHT...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST
TOWARD DAYBREAK. CHANCE OF FLURRIES AFTER MIDNIGHT. CHANCE OF
SNOW TOWARD DAYBREAK. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
45 KNOTS IN THE LATE MORNING AND AFTERNOON. SLIGHT CHANCE OF
LIGHT FREEZING RAIN IN THE MORNING. CHANCE OF FLURRIES THROUGH
THE DAY. CHANCE OF SPRINKLES IN THE AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 7 TO 10 FEET. WAVES OCCASIONALLY TO 12 FEET. A GALE
WARNING MAY BE NEEDED.
FRIDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS WITH STORM FORCE
GUSTS TO AROUND 50 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY. WAVES
7 TO 10 FEET SUBSIDING TO 2 TO 4 FEET. WAVES OCCASIONALLY TO
13 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
IN THE MORNING. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-271100-
GRAND MARAIS TO TACONITE HARBOR MN-
1113 PM CST THU FEB 26 2026
...STORM WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM FRIDAY EVENING
THROUGH LATE FRIDAY NIGHT...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTH TOWARD
DAYBREAK. CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS WITH GUSTS TO AROUND
20 KNOTS RISING TO 20 TO 25 KNOTS WITH GALES TO AROUND 35 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING WEST WITH
GALES TO AROUND 40 KNOTS LATE IN THE AFTERNOON. CHANCE OF
FLURRIES AND SPRINKLES THROUGH THE DAY. WAVES 1 TO 2 FEET
BUILDING TO 5 TO 8 FEET. WAVES OCCASIONALLY TO 10 FEET. A GALE
WARNING MAY BE NEEDED.
FRIDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH STORM FORCE
GUSTS TO AROUND 50 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO
AROUND 25 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY IN THE
EVENING. CHANCE OF FLURRIES IN THE EVENING. WAVES 5 TO 8 FEET
SUBSIDING TO 2 TO 4 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY
TO 11 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-271100-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TONIGHT
NORTH WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GALES TO AROUND
40 KNOTS LATE IN THE AFTERNOON. CHANCE OF FLURRIES IN THE
MORNING. CHANCE OF SPRINKLES IN THE AFTERNOON. WAVES 1 TO 2 FEET
BUILDING TO 4 TO 6 FEET IN THE LATE MORNING AND AFTERNOON. WAVES
OCCASIONALLY TO 7 FEET.
FRIDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 45 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 2 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY
TO 7 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-271100-
SILVER BAY HARBOR TO TWO HARBORS MN-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN
CLEARING. WAVES 1 TO 2 FEET BUILDING TO 3 TO 5 FEET IN THE LATE
MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 2 FEET AFTER MIDNIGHT.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-271100-
TWO HARBORS TO DULUTH MN-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN
CLEARING. WAVES 1 TO 2 FEET BUILDING TO 3 TO 5 FEET IN THE LATE
MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. MOSTLY CLEAR. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-271100-
DULUTH MN TO PORT WING WI-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLOUDY.
WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN
CLEARING. WAVES 1 TO 2 FEET BUILDING TO 5 TO 8 FEET. WAVES
OCCASIONALLY TO 10 FEET.
FRIDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY IN THE
EVENING. WAVES 5 TO 8 FEET SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY TO 10 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-271100-
PORT WING TO SAND ISLAND WI-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
REST OF TONIGHT
SOUTH WIND 5 KNOTS BECOMING SOUTHWEST TOWARD
DAYBREAK. CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY IN THE MORNING THEN
CLEARING. WAVES 1 TO 2 FEET BUILDING TO 5 TO 8 FEET. WAVES
OCCASIONALLY TO 11 FEET.
FRIDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
40 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY IN THE
EVENING. WAVES 6 TO 9 FEET SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY TO 11 FEET.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-271100-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1113 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM FRIDAY EVENING
THROUGH LATE FRIDAY NIGHT...
REST OF TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST
AFTER MIDNIGHT. CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 1 FOOT
OR LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 6 TO 9 FEET. WAVES OCCASIONALLY TO 12 FEET.
FRIDAY NIGHT
NORTHWEST WIND UP TO 30 KNOTS WITH GALES TO
AROUND 40 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY. WAVES 7 TO
10 FEET SUBSIDING TO 3 TO 5 FEET. WAVES OCCASIONALLY TO 13 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. PARTLY SUNNY. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE MORNING AND
AFTERNOON.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-271100-
OAK POINT TO SAXON HARBOR WI-
1113 PM CST THU FEB 26 2026
REST OF TONIGHT
SOUTH WIND 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
FRIDAY NIGHT
NORTHWEST WIND 20 TO 25 KNOTS. GUSTS UP TO
35 KNOTS DECREASING TO 25 KNOTS. PARTLY CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT. A GALE WARNING MAY BE
NEEDED.
SATURDAY
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
WFO DLH
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