Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 301619
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
1119 AM CDT Mon Jun 30 2025

For waters within five nautical miles of the shore on Lake Michigan

LMZ521-522-010200-
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-
1119 AM CDT Mon Jun 30 2025

.THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers
and thunderstorms. Waves 2 ft or less.
.TONIGHT...W wind 5 to 10 kts. A slight chance of light showers
and thunderstorms in the evening. Waves 2 ft or less.
.TUESDAY...W wind 5 to 10 kts. Sunny. Waves 2 ft or less.
.TUESDAY NIGHT...W wind 5 to 10 kts. Clear. Waves 2 ft or less.

$$

LMZ541-010200-
Rock Island Passage to Sturgeon Bay WI-
1119 AM CDT Mon Jun 30 2025

.THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers
and thunderstorms. Waves 2 ft or less.
.TONIGHT...W wind 5 to 10 kts. A slight chance of light showers
and thunderstorms in the evening. Waves 2 ft or less.
.TUESDAY...NW wind 5 to 10 kts backing SW in the afternoon.
Sunny. Waves 2 ft or less.
.TUESDAY NIGHT...W wind 5 to 10 kts. Mostly clear. Waves 2 ft or
less.

$$

LMZ542-543-010200-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1119 AM CDT Mon Jun 30 2025

.THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers
and thunderstorms. Waves 2 ft or less.
.TONIGHT...W wind 5 to 10 kts. A slight chance of light showers
and thunderstorms in the evening. Waves 2 ft or less.
.TUESDAY...NW wind 5 to 10 kts backing W in the afternoon. Sunny.
Waves 2 ft or less.
.TUESDAY NIGHT...W wind 5 to 10 kts. Clear. Waves 2 ft or less.

$$

See Lake Michigan Open Lake Forecast for Wednesday through Friday.