326
FZUS53 KGRB 200656
NSHGRB
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
156 AM CDT MON APR 20 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ521-522-201000-
GREEN BAY SOUTH OF LINE FROM CEDAR RIVER TO ROCK ISLAND PASSAGE
AND NORTH OF A LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
156 AM CDT MON APR 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...
REST OF THE NIGHT
NW WIND 5 TO 10 KTS BACKING W AFTER
MIDNIGHT. WAVES 2 FT OR LESS. CLEAR.
MONDAY
SW WIND 5 TO 10 KTS BACKING S MID-DAY, THEN INCREASING
TO 10 TO 20 KTS EARLY IN THE AFTERNOON. WAVES 1 TO 3 FT. SUNNY IN
THE MORNING THEN BECOMING PARTLY CLOUDY.
MONDAY NIGHT
S WIND 15 TO 25 KTS VEERING SW 10 TO 15 KTS AFTER
MIDNIGHT. WAVES 2 TO 4 FT. MOSTLY CLOUDY IN THE EVENING THEN
BECOMING PARTLY CLOUDY.
TUESDAY
SW WIND 5 TO 10 KTS BACKING E EARLY IN THE AFTERNOON.
WAVES 2 FT OR LESS. SUNNY.
LMZ541-201000-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
156 AM CDT MON APR 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY AFTERNOON...
REST OF THE NIGHT
NW WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.
CLEAR.
MONDAY
W WIND 5 TO 10 KTS BACKING SW 10 TO 15 KTS MID-DAY,
THEN BACKING S 15 TO 25 KTS EARLY IN THE AFTERNOON. WAVES 2 FT OR
LESS BUILDING TO 4 TO 7 FT IN THE AFTERNOON. SUNNY IN THE MORNING
THEN BECOMING PARTLY SUNNY.
MONDAY NIGHT
S WIND TO 30 KTS BECOMING SW 10 TO 20 KTS AFTER
MIDNIGHT. WAVES 5 TO 8 FT. MOSTLY CLOUDY.
TUESDAY
S WIND 5 TO 10 KTS BACKING SE EARLY IN THE AFTERNOON.
WAVES 4 TO 7 FT SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON. SUNNY.
LMZ542-543-201000-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
156 AM CDT MON APR 20 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY AFTERNOON...
REST OF THE NIGHT
NE WIND 5 TO 10 KTS BACKING SW AFTER
MIDNIGHT. WAVES 2 FT OR LESS. CLEAR.
MONDAY
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS EARLY IN
THE AFTERNOON. WAVES 2 FT OR LESS BUILDING TO 4 TO 7 FT IN THE
AFTERNOON. SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.
MONDAY NIGHT
S WIND TO 30 KTS DECREASING TO 10 TO 15 KTS AFTER
MIDNIGHT. WAVES 4 TO 7 FT. MOSTLY CLOUDY.
TUESDAY
S WIND 5 TO 10 KTS BACKING SE EARLY IN THE AFTERNOON.
WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON. MOSTLY
SUNNY.
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR WEDNESDAY THROUGH FRIDAY.
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.
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