611
FZUS53 KGRB 121717
NSHGRB
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
1217 PM CDT SUN APR 12 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ521-522-122200-
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-
1217 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS
EARLY IN THE AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT IN
THE AFTERNOON. PATCHY FOG. SHOWERS LATE IN THE MORNING. A CHANCE
OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE AFTERNOON.
TONIGHT
SW WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS AFTER
MIDNIGHT. WAVES 3 TO 5 FT. A CHANCE OF SHOWERS IN THE EVENING.
PATCHY FOG.
MONDAY
W WIND 5 TO 10 KTS VEERING NE MID-DAY, THEN VEERING E
10 TO 15 KTS EARLY IN THE AFTERNOON. WAVES 1 TO 3 FT. PATCHY FOG
IN THE MORNING. A CHANCE OF SHOWERS IN THE AFTERNOON.
MONDAY NIGHT
E WIND 10 TO 15 KTS BACKING N 5 TO 10 KTS AFTER
MIDNIGHT. WAVES 2 FT OR LESS. RAIN SHOWERS AND A CHANCE OF
THUNDERSTORMS.
LMZ541-122200-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
1217 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 6 TO 10 FT. PATCHY
FOG LATE IN THE MORNING. AREAS OF DENSE FOG IN THE AFTERNOON.
SHOWERS AND A CHANCE OF THUNDERSTORMS.
TONIGHT
SW WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS AFTER
MIDNIGHT. WAVES 6 TO 10 FT. A CHANCE OF SHOWERS IN THE EVENING.
PATCHY FOG.
MONDAY
W WIND 10 TO 15 KTS VEERING NE 5 TO 10 KTS MID-DAY,
THEN VEERING E 10 TO 15 KTS EARLY IN THE AFTERNOON. WAVES 4 TO
7 FT SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON. PATCHY FOG IN THE
MORNING.
MONDAY NIGHT
E WIND 10 TO 15 KTS. WAVES 2 TO 4 FT. RAIN
SHOWERS AND A CHANCE OF THUNDERSTORMS.
LMZ542-543-122200-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
1217 PM CDT SUN APR 12 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
THIS AFTERNOON
S WIND 15 TO 25 KTS. WAVES 5 TO 8 FT. PATCHY
FOG. SHOWERS LIKELY LATE IN THE MORNING. A CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE AFTERNOON.
TONIGHT
SW WIND 15 TO 25 KTS. WAVES 5 TO 8 FT SUBSIDING TO
4 TO 7 FT AFTER MIDNIGHT. A CHANCE OF SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING. PATCHY FOG.
MONDAY
W WIND 10 TO 15 KTS BACKING SE IN THE LATE MORNING AND
AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE
AFTERNOON.
MONDAY NIGHT
SE WIND 10 TO 15 KTS VEERING SW AFTER MIDNIGHT.
WAVES 2 TO 4 FT. PATCHY FOG IN THE EVENING. SHOWERS AND A CHANCE
OF THUNDERSTORMS.
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR TUESDAY THROUGH THURSDAY.
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.
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