620
FZUS53 KGRB 221721
NSHGRB
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
1221 PM CDT WED APR 22 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ521-522-222200-
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-
1221 PM CDT WED APR 22 2026
THIS AFTERNOON
E WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. SUNNY.
TONIGHT
E WIND 5 TO 10 KTS VEERING SE AFTER MIDNIGHT. WAVES
2 FT OR LESS. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
THURSDAY
SE WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY
SUNNY.
THURSDAY NIGHT
SE WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. RAIN
SHOWERS LIKELY AFTER MIDNIGHT.
LMZ541-222200-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
1221 PM CDT WED APR 22 2026
THIS AFTERNOON
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. SUNNY.
TONIGHT
E WIND 5 TO 10 KTS VEERING SE AFTER MIDNIGHT. WAVES
2 FT OR LESS. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
THURSDAY
S WIND 10 TO 15 KTS. WAVES 2 TO 4 FT. PARTLY SUNNY.
THURSDAY NIGHT
SE WIND 10 TO 20 KTS. WAVES 4 TO 7 FT. A CHANCE
OF SHOWERS AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.
LMZ542-543-222200-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
1221 PM CDT WED APR 22 2026
THIS AFTERNOON
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. SUNNY.
TONIGHT
NE WIND 5 TO 10 KTS VEERING S IN THE LATE EVENING AND
OVERNIGHT. WAVES 2 FT OR LESS. MOSTLY CLEAR.
THURSDAY
S WIND 10 TO 20 KTS. WAVES 1 TO 3 FT BUILDING TO 2 TO
4 FT IN THE AFTERNOON. PARTLY SUNNY.
THURSDAY NIGHT
S WIND 10 TO 20 KTS. WAVES 4 TO 7 FT. RAIN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. A
SMALL CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page