602
FZUS53 KGRB 171346
NSHGRB
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
846 AM CDT FRI APR 17 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ522-171600-
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
846 AM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
S WIND 5 TO 10 KTS INCREASING TO 15 TO 25 KTS IN THE
LATE MORNING AND AFTERNOON. WAVES 2 FT OR LESS BUILDING TO 2 TO
4 FT IN THE AFTERNOON. PATCHY DENSE FOG IN THE MORNING. A CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
TONIGHT
S WIND 15 TO 25 KTS VEERING W 10 TO 20 KTS AFTER
MIDNIGHT. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT AFTER MIDNIGHT.
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SATURDAY
W WIND 15 TO 25 KTS. WAVES 1 TO 3 FT. PARTLY CLOUDY.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SATURDAY NIGHT
W WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. MOSTLY
CLEAR.
LMZ521-171600-
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-
846 AM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH LATE TONIGHT...
TODAY
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS EARLY IN
THE AFTERNOON. WAVES 2 FT OR LESS BUILDING TO 2 TO 4 FT IN THE
AFTERNOON. PATCHY DENSE FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
TONIGHT
S WIND 15 TO 25 KTS VEERING W 10 TO 20 KTS AFTER
MIDNIGHT. WAVES 2 TO 4 FT. RAIN SHOWERS AND A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SATURDAY
W WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. PARTLY CLOUDY.
SATURDAY NIGHT
NW WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. PARTLY
CLOUDY.
LMZ541-171600-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
846 AM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
TODAY
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS EARLY IN
THE AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT IN THE
AFTERNOON. PATCHY DENSE FOG.
TONIGHT
S WIND 15 TO 25 KTS VEERING W AFTER MIDNIGHT. WAVES
4 TO 7 FT. RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SATURDAY
W WIND 10 TO 15 KTS. WAVES 3 TO 5 FT SUBSIDING TO
1 TO 3 FT IN THE AFTERNOON. PARTLY CLOUDY.
SATURDAY NIGHT
NW WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. PARTLY
CLOUDY.
LMZ542-543-171600-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
846 AM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
TODAY
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS IN THE
LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 4 TO 7 FT
IN THE AFTERNOON. PATCHY DENSE FOG. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
TONIGHT
S WIND TO 30 KTS VEERING W 15 TO 25 KTS AFTER
MIDNIGHT. WAVES 5 TO 8 FT SUBSIDING TO 4 TO 7 FT AFTER MIDNIGHT.
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SATURDAY
W WIND 15 TO 25 KTS. WAVES 3 TO 5 FT SUBSIDING TO
1 TO 3 FT IN THE AFTERNOON. PARTLY CLOUDY.
SATURDAY NIGHT
W WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS
IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 3 FT. MOSTLY CLEAR.
A SMALL CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SUNDAY THROUGH TUESDAY.
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.
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