National Weather Service United States Department of Commerce

FZUS61 KMKX 161405
GLFLMT

Experimental Tabular Open Lake Forecast FOR Lake Michigan
National Weather Service Milwaukee/Sullivan WI
905 AM CDT Wed Apr 16 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...

LMZ261-362-364-366-563-565-567-868-162100-
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-
906 AM CDT Wed Apr 16 2025

.REST OF TODAY...
WEATHER.............Sunny.
SFC WINDS...........Northwest 10 to 15 knots...becoming west 5 to
                              10 knots early in the afternoon.
100-FT WINDS........Northwest 15 to 20 knots...becoming west 10 to
                              15 knots early in the afternoon.
SIG WAVES...........3 to 5 feet / 1-2 meters /...subsiding to 2 to
                              4 feet / around 1 meter / early in the
                              afternoon.
OCNL WAVES..........Around 6 feet / 2 meters / in the late morning
                              and early afternoon.

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

.THURSDAY...
WEATHER.............Mostly sunny. showers likely early in the
                              afternoon.
SFC WINDS...........Southeast 15 to 20 knots.
100-FT WINDS........Southeast 20 to 25 knots.
SIG WAVES...........3 to 5 feet / 1-2 meters /...building to 6 to 9
                              feet / 2-3 meters / in the late morning and
                              afternoon.
OCNL WAVES..........Around 11 feet / 3 meters /...building to
                              around 7 feet / 2 meters / in the late morning
                              and afternoon.

.THURSDAY NIGHT...
WEATHER.............Showers.
SFC WINDS...........South 20 to 25 knots.
100-FT WINDS........South to 30 knots.
SIG WAVES...........6 to 9 feet / 2-3 meters /.
OCNL WAVES..........Around 10 feet / 3 meters /.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Showers likely. chance of thunderstorms. chance of
showers. West winds 15 to 20 knots. Waves 5 to 7 feet / around
2 meters /.
.SATURDAY...North winds 10 to 15 knots. Waves 3 to 5 feet /
1-2 meters /.
.SUNDAY...Chance of showers in the afternoon and evening. showers
likely after midnight. East winds 15 to 20 knots. Waves 3 to
5 feet / 1-2 meters /.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-162100-
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-
906 AM CDT Wed Apr 16 2025

.REST OF TODAY...
WEATHER.............Sunny.
SFC WINDS...........North 10 to 15 knots...becoming northeast 5 to
                              10 knots early in the afternoon.
100-FT WINDS........North 15 to 20 knots...becoming northeast 10 to
                              15 knots early in the afternoon.
SIG WAVES...........3 to 5 feet / 1-2 meters /.
OCNL WAVES..........Around 6 feet / 2 meters /.

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

.THURSDAY...
WEATHER.............Mostly sunny until late afternoon. mostly
                              cloudy with chance of showers early in the
                              afternoon.
SFC WINDS...........Southeast 20 to 25 knots.
100-FT WINDS........Southeast to 30 knots.
SIG WAVES...........4 to 6 feet / 1-2 meters /...building to 6 to 9
                              feet / 2-3 meters / early in the afternoon.
OCNL WAVES..........Around 11 feet / 3 meters /...building to
                              around 8 feet / 3 meters / early in the
                              afternoon.

.THURSDAY NIGHT...
WEATHER.............Showers likely.
SFC WINDS...........South to 30 knots.
100-FT WINDS........South gales to 35 knots.
SIG WAVES...........6 to 9 feet / 2-3 meters /.
OCNL WAVES..........Around 10 feet / 3 meters /.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Showers likely. chance of thunderstorms. chance of
showers. West winds 15 to 20 knots. Waves 5 to 7 feet / around
2 meters /.
.SATURDAY...North winds 10 to 15 knots. Waves 3 to 5 feet /
1-2 meters /.
.SUNDAY...Chance of showers in the afternoon and evening. showers
likely after midnight. East winds 15 to 20 knots. Waves 3 to
5 feet / 1-2 meters /.

$$

LMZ761-162100-
MAFOR 1616/
MICHIGAN NORTH 11720 11620 11410 12300 11310 11320 11330. Waves 1
to 3 feet this afternoon. Waves 2 feet or less tonight. Waves 1
to 3 feet building to 2 to 4 feet Thursday morning.

MICHIGAN SOUTH 12810 11110 11200 12310 11320 11330. Waves 2 to 4
feet subsiding to 1 to 3 feet this afternoon. Waves 2 feet or
less tonight. Waves 2 to 4 feet building to 3 to 5 feet Thursday
morning.

$$

 

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

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