904
FZUS53 KDLH 262221
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
421 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.
LSZ140-270500-
GRAND PORTAGE TO GRAND MARAIS MN-
421 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...
TONIGHT
NORTHWEST WIND 5 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SLIGHT CHANCE OF SNOW SHOWERS LATE IN THE NIGHT. WAVES
1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS RISING TO UP TO 30 KNOTS WITH GALES TO AROUND 35 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING WEST GALES
TO 35 KNOTS WITH STORM FORCE GUSTS TO AROUND 50 KNOTS LATE IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET BUILDING TO 4 TO
7 FEET IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY TO
9 FEET.
FRIDAY NIGHT
NORTHWEST GALES TO 40 KNOTS WITH STORM FORCE
GUSTS TO AROUND 55 KNOTS EASING TO 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY IN THE
EVENING. SLIGHT CHANCE OF SNOW SHOWERS IN THE EVENING. WAVES 4 TO
7 FEET SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY TO 9 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 25 KNOTS.
MOSTLY SUNNY. WAVES 1 TO 2 FEET.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-270500-
GRAND MARAIS TO TACONITE HARBOR MN-
421 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...
TONIGHT
WEST WIND 5 KNOTS BECOMING SOUTHWEST AFTER MIDNIGHT.
SLIGHT CHANCE OF SNOW SHOWERS LATE IN THE NIGHT. 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
35 KNOTS EARLY IN THE AFTERNOON, THEN RISING TO GALES TO 35 KNOTS
WITH STORM FORCE GUSTS TO AROUND 50 KNOTS LATE IN THE AFTERNOON.
MOSTLY SUNNY. 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 GALES TO 40 KNOTS WITH STORM FORCE
GUSTS TO AROUND 50 KNOTS EASING TO 20 TO 25 KNOTS WITH GALES TO
AROUND 35 KNOTS EARLY IN THE MORNING. SLIGHT CHANCE OF SNOW
SHOWERS IN THE EVENING. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO
2 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY TO 7 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.
LSZ142-270500-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
421 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY EARLY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. 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 AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 3 TO 5 FEET IN THE LATE MORNING AND AFTERNOON.
FRIDAY NIGHT
NORTHWEST GALES TO 40 KNOTS WITH GALES TO AROUND
45 KNOTS EASING TO 15 TO 20 KNOTS WITH GALES TO AROUND 35 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. 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.
LSZ143-270500-
SILVER BAY HARBOR TO TWO HARBORS MN-
421 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS WITH GUSTS TO AROUND
25 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GALES TO AROUND
40 KNOTS IN THE AFTERNOON. SUNNY. 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 10 TO 15 KNOTS WITH GUSTS TO AROUND
30 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.
LSZ144-270500-
TWO HARBORS TO DULUTH MN-
421 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET BUILDING
TO 3 TO 5 FEET IN THE LATE MORNING AND AFTERNOON.
FRIDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 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.
LSZ145-270500-
DULUTH MN TO PORT WING WI-
421 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS LATE IN THE AFTERNOON. SUNNY. WAVES 1 TO 2 FEET BUILDING
TO 5 TO 8 FEET. WAVES OCCASIONALLY TO 10 FEET.
FRIDAY NIGHT
WEST WIND UP TO 30 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS AFTER MIDNIGHT. 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.
LSZ146-270500-
PORT WING TO SAND ISLAND WI-
421 PM CST THU FEB 26 2026
...GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 15 TO 20 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING WEST 20 TO 25 KNOTS WITH GALES TO AROUND
40 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET
BUILDING TO 5 TO 8 FEET. WAVES OCCASIONALLY TO 11 FEET.
FRIDAY NIGHT
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 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.
LSZ150-270500-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
421 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...
TONIGHT
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY EARLY IN
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING WEST UP TO 30 KNOTS WITH GALES TO AROUND
40 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 45 KNOTS EASING TO 15 TO 20 KNOTS WITH GUSTS TO AROUND
25 KNOTS EARLY IN THE MORNING. HEAVY FREEZING SPRAY IN THE
EVENING. WAVES 7 TO 10 FEET SUBSIDING TO 3 TO 5 FEET. WAVES
OCCASIONALLY TO 13 FEET.
SATURDAY
NORTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
EARLY IN THE MORNING. 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.
LSZ148-270500-
OAK POINT TO SAXON HARBOR WI-
421 PM CST THU FEB 26 2026
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. PARTLY CLOUDY IN THE
EVENING THEN BECOMING MOSTLY CLOUDY. 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. MOSTLY SUNNY. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. A GALE WARNING MAY
BE NEEDED.
FRIDAY NIGHT
WEST WIND 20 TO 25 KNOTS WITH GALES TO AROUND
35 KNOTS BECOMING NORTHWEST 10 TO 15 KNOTS WITH GUSTS TO AROUND
20 KNOTS EARLY IN THE MORNING. 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page