598
FZUS53 KGRB 172215
NSHGRB
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
515 PM CDT FRI APR 17 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ522-180400-
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
515 PM CDT FRI APR 17 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY
LATE THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 2 TO 4 FT. A
CHANCE OF SHOWERS AND THUNDERSTORMS.
TONIGHT
S WIND 15 TO 25 KTS VEERING SW 10 TO 15 KTS, THEN
VEERING NW 10 TO 20 KTS AFTER MIDNIGHT. WAVES 2 TO 4 FT SUBSIDING
TO 1 TO 3 FT AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS.
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 15 KTS. WAVES 1 TO 3 FT. MOSTLY
CLEAR.
SUNDAY
NW WIND 10 TO 15 KTS VEERING N EARLY IN THE AFTERNOON.
WAVES 2 FT OR LESS. PARTLY CLOUDY.
LMZ521-180400-
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-
515 PM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY
LATE THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 2 TO 4 FT.
PATCHY DENSE FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.
TONIGHT
S WIND 15 TO 25 KTS VEERING NW 10 TO 20 KTS AFTER
MIDNIGHT. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT AFTER MIDNIGHT.
PATCHY DENSE FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING. RAIN SHOWERS LIKELY AFTER MIDNIGHT.
SATURDAY
W WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. PARTLY CLOUDY.
SATURDAY NIGHT
W WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. PARTLY
CLOUDY.
SUNDAY
NW WIND 10 TO 15 KTS VEERING N EARLY IN THE AFTERNOON.
WAVES 2 FT OR LESS. PARTLY CLOUDY.
LMZ541-180400-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
515 PM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING
LATE THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 4 TO 7 FT.
PATCHY DENSE FOG. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
TONIGHT
S WIND 15 TO 25 KTS VEERING NW AFTER MIDNIGHT. WAVES
5 TO 8 FT. PATCHY DENSE FOG. A CHANCE OF THUNDERSTORMS IN THE
EVENING. RAIN SHOWERS LIKELY.
SATURDAY
NW WIND 15 TO 25 KTS BACKING W 10 TO 15 KTS IN THE
LATE MORNING AND AFTERNOON. WAVES 3 TO 5 FT SUBSIDING TO 1 TO
3 FT IN THE AFTERNOON. PARTLY CLOUDY.
SATURDAY NIGHT
W WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. PARTLY
CLOUDY.
SUNDAY
NW WIND 10 TO 15 KTS VEERING N EARLY IN THE AFTERNOON.
WAVES 2 FT OR LESS. PARTLY CLOUDY.
LMZ542-543-180400-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
515 PM CDT FRI APR 17 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM CDT SATURDAY
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING
LATE THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 4 TO 7 FT.
PATCHY DENSE FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS.
TONIGHT
S WIND 15 TO 25 KTS VEERING W AFTER MIDNIGHT. GUSTS TO
35 KTS. WAVES 5 TO 8 FT SUBSIDING TO 4 TO 7 FT AFTER MIDNIGHT.
PATCHY DENSE FOG. A CHANCE OF THUNDERSTORMS IN THE EVENING. A
CHANCE OF SHOWERS.
SATURDAY
W WIND 15 TO 25 KTS. WAVES 3 TO 5 FT SUBSIDING TO
1 TO 3 FT IN THE AFTERNOON. PARTLY CLOUDY IN THE MORNING THEN
CLEARING.
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.
SUNDAY
NW WIND 10 TO 15 KTS VEERING N EARLY IN THE AFTERNOON.
WAVES 2 FT OR LESS. PARTLY CLOUDY.
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR MONDAY THROUGH WEDNESDAY.
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.
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