National Weather Service United States Department of Commerce

FZUS61 KMKX 012005
GLFLMT

Experimental Tabular Open Lake Forecast FOR Lake Michigan
National Weather Service Milwaukee/Sullivan WI
305 PM CDT Thu May 1 2025

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum.   Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.SYNOPSIS...

LMZ261-362-364-366-563-565-567-868-020300-
Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and north of a line from Charlevoix MI to South
Fox Island 5 NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to
Mid Lake-
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to
Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid
Lake-
305 PM CDT Thu May 1 2025

.TONIGHT...
WEATHER.............Cloudy with chance of showers. cloudy. cloudy
                              with a slight chance of showers.
SFC WINDS...........Northwest 15 to 20 knots.
100-FT WINDS........Northwest 20 to 25 knots.
SIG WAVES...........4 to 6 feet / 1-2 meters /...subsiding to 3 to
                              5 feet / 1-2 meters / after midnight.
OCNL WAVES..........Around 8 feet / 2 meters / until early morning.

.FRIDAY...
WEATHER.............Cloudy with a slight chance of showers, then
                              mostly cloudy with chance of showers in the
                              late morning and early afternoon. mostly cloudy
                              with a slight chance of showers.
SFC WINDS...........North 10 to 15 knots.
100-FT WINDS........North 15 to 20 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.

.FRIDAY NIGHT...
WEATHER.............Mostly cloudy.
SFC WINDS...........North 10 to 15 knots.
100-FT WINDS........North 15 to 20 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.

.SATURDAY...
WEATHER.............Mostly sunny.
SFC WINDS...........North 10 to 15 knots.
100-FT WINDS........North 15 to 20 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.

.SATURDAY NIGHT...
WEATHER.............Mostly clear.
SFC WINDS...........Northeast 5 to 10 knots.
100-FT WINDS........Northeast 10 to 15 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...Chance of showers. Northeast winds 10 to 15 knots.
Waves 2 to 4 feet / around 1 meter /.
.MONDAY...Chance of showers. Northeast winds 10 to 15 knots.
Waves 2 to 4 feet / around 1 meter /.
.TUESDAY...Southwest winds 5 to 10 knots. Waves 2 to 4 feet /
around 1 meter /.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-020300-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5 NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5 NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid
Lake-
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to
Mid Lake-
305 PM CDT Thu May 1 2025

.TONIGHT...
WEATHER.............Cloudy with a slight chance of showers, then
                              cloudy with chance of showers and slight chance
                              of thunderstorms after midnight.
SFC WINDS...........North 10 to 15 knots.
100-FT WINDS........North 15 to 20 knots.
SIG WAVES...........3 to 5 feet / 1-2 meters /.
OCNL WAVES..........Around 6 feet / 2 meters /.

.FRIDAY...
WEATHER.............Cloudy with a slight chance of showers. mostly
                              cloudy. partly sunny with a slight chance of
                              showers.
SFC WINDS...........Northwest 5 to 10 knots...becoming north early
                              in the afternoon.
100-FT WINDS........Northwest 10 to 15 knots...becoming north early
                              in the afternoon.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.

.FRIDAY NIGHT...
WEATHER.............Mostly cloudy.
SFC WINDS...........Northeast 10 to 15 knots.
100-FT WINDS........Northeast 15 to 20 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /...building to 3
                              to 5 feet / 1-2 meters / after midnight.
OCNL WAVES..........Around 6 feet / 2 meters / until early morning.

.SATURDAY...
WEATHER.............Partly sunny.
SFC WINDS...........North 15 to 20 knots.
100-FT WINDS........North 20 to 25 knots.
SIG WAVES...........3 to 5 feet / 1-2 meters /.
OCNL WAVES..........Around 5 feet / 2 meters /.

.SATURDAY NIGHT...
WEATHER.............Partly cloudy.
SFC WINDS...........North 15 to 20 knots.
100-FT WINDS........North 20 to 25 knots.
SIG WAVES...........3 to 5 feet / 1-2 meters /.
OCNL WAVES..........Around 5 feet / 2 meters /.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...Chance of showers. Northeast winds 10 to 15 knots.
Waves 2 to 4 feet / around 1 meter /.
.MONDAY...Chance of showers. Northeast winds 10 to 15 knots.
Waves 2 to 4 feet / around 1 meter /.
.TUESDAY...Southwest winds 5 to 10 knots. Waves 2 to 4 feet /
around 1 meter /.

$$

LMZ761-020300-
MAFOR 0122/
MICHIGAN NORTH 12846 11730 11720 13710 11810. Waves 3 to 5 feet
subsiding to 1 to 3 feet tonight. Waves 2 feet or less Friday.

MICHIGAN SOUTH 11730 11720 11820 12800 11700 11710 11810. A
chance of showers overnight. Waves 2 to 4 feet subsiding to 1 to
3 feet tonight. Waves 1 to 2 feet Friday.

$$

 

Occasional waves will only be displayed when values meet or exceed 5 feet/2 meters.

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