070
FZUS53 KDLH 121618
NSHDLH
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE DULUTH MN
1018 AM CST THU FEB 12 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.
LSZ140-122300-
GRAND PORTAGE TO GRAND MARAIS MN-
1018 AM CST THU FEB 12 2026
REST OF TODAY
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 2 FEET.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS UNTIL
LATE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
FRIDAY NIGHT
NORTHWEST WIND 5 KNOTS BECOMING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ141-122300-
GRAND MARAIS TO TACONITE HARBOR MN-
1018 AM CST THU FEB 12 2026
REST OF TODAY
EAST WIND 5 KNOTS BECOMING SOUTH IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHWEST WIND 5 KNOTS BECOMING WEST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
WEST WIND 5 TO 10 KNOTS. GUSTS UP TO 20 KNOTS IN THE
MORNING. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
NORTHWEST WIND 5 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PARTLY CLOUDY. WAVES 1 FOOT
OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ142-122300-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
1018 AM CST THU FEB 12 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS BECOMING SOUTHEAST IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING WEST LATE IN THE EVENING,
THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS EARLY IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS. MOSTLY CLEAR. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ143-122300-
SILVER BAY HARBOR TO TWO HARBORS MN-
1018 AM CST THU FEB 12 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS BECOMING EAST LATE.
MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
NORTHEAST WIND 5 KNOTS BECOMING NORTHWEST LATE IN THE
EVENING, THEN BECOMING SOUTHWEST AFTER MIDNIGHT. PARTLY CLOUDY.
WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
WEST WIND 5 KNOTS IN THE EVENING BECOMING
VARIABLE 10 KNOTS OR LESS, THEN BECOMING SOUTHWEST 5 KNOTS EARLY
IN THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ144-122300-
TWO HARBORS TO DULUTH MN-
1018 AM CST THU FEB 12 2026
REST OF TODAY
EAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS BECOMING SOUTH EARLY IN
THE MORNING. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ145-122300-
DULUTH MN TO PORT WING WI-
1018 AM CST THU FEB 12 2026
REST OF TODAY
EAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
EAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 1 FOOT OR
LESS.
FRIDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ146-122300-
PORT WING TO SAND ISLAND WI-
1018 AM CST THU FEB 12 2026
REST OF TODAY
NORTHEAST WIND 5 KNOTS. MOSTLY SUNNY. WAVES
1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS EASING TO 5 TO 10 KNOTS
IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ150-122300-
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-
1018 AM CST THU FEB 12 2026
REST OF TODAY
SOUTHEAST WIND 5 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
FRIDAY
WEST WIND 10 TO 15 KNOTS. GUSTS UP TO 20 KNOTS EARLY IN
THE MORNING. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.
LSZ148-122300-
OAK POINT TO SAXON HARBOR WI-
1018 AM CST THU FEB 12 2026
REST OF TODAY
VARIABLE WINDS 10 KNOTS OR LESS BECOMING
SOUTHEAST 5 KNOTS IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
TONIGHT
SOUTHEAST WIND 5 KNOTS BECOMING SOUTHWEST IN THE LATE
EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 1 FOOT OR
LESS.
FRIDAY NIGHT
SOUTHWEST WIND 5 KNOTS. PARTLY CLOUDY. WAVES
1 FOOT OR LESS.
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