A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S and linger through much of the work week. Numerous daily record highs and warm lows are likely. Severe thunderstorms are possible from the southern Plains through the Upper Mississippi Valley. Fire weather concerns are expected to persist across the Four Corners region. Read More >
FZUS61 KMKX 222005
GLFLMT
Experimental Tabular Open Lake Forecast FOR Lake Michigan
National Weather Service Milwaukee/Sullivan WI
305 PM CDT Sun Jun 22 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...
LMZ261-362-364-366-563-565-567-868-230300-
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 Sun Jun 22 2025
.TONIGHT...
WEATHER.............Mostly clear.
SFC WINDS...........South 20 to 25 knots.
100-FT WINDS........South to 30 knots.
SIG WAVES...........5 to 7 feet / around 2 meters /.
OCNL WAVES..........Around 9 feet / 3 meters /.
.MONDAY...
WEATHER.............Mostly sunny. chance of showers and
thunderstorms early in the afternoon.
SFC WINDS...........Southwest 20 to 25 knots.
100-FT WINDS........Southwest to 30 knots.
SIG WAVES...........5 to 7 feet / around 2 meters /.
OCNL WAVES..........Around 9 feet / 3 meters /.
.MONDAY NIGHT...
WEATHER.............Mostly cloudy with showers likely. mostly
cloudy with chance of thunderstorms. mostly
cloudy with chance of showers.
SFC WINDS...........Southwest 10 to 15 knots...becoming west 5 to
10 knots after midnight.
100-FT WINDS........Southwest 15 to 20 knots...becoming west 10 to
15 knots after midnight.
SIG WAVES...........4 to 6 feet / 1-2 meters /...subsiding to 2 to
4 feet / around 1 meter /.
OCNL WAVES..........Around 8 feet / 2 meters /.
.TUESDAY...
WEATHER.............Mostly cloudy with chance of showers. partly
sunny early in the afternoon.
SFC WINDS...........North 5 to 10 knots.
100-FT WINDS........North 10 to 15 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.
.TUESDAY NIGHT...
WEATHER.............Mostly cloudy. chance of showers.
SFC WINDS...........Northeast 10 to 15 knots.
100-FT WINDS........Northeast 15 to 20 knots.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Chance of showers and slight chance of
thunderstorms, then showers likely with a chance of
thunderstorms. Northeast winds 5 to 10 knots. Waves 2 to 4 feet /
around 1 meter /.
.THURSDAY...Showers likely. chance of thunderstorms. Southeast
winds 10 to 15 knots. Waves 2 to 4 feet / around 1 meter /.
.FRIDAY...Chance of showers. West winds 5 to 10 knots. Waves 2 to
4 feet / around 1 meter /.
$$
LMZ080-669-671-673-675-777-779-870-872-874-876-878-230300-
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 Sun Jun 22 2025
.TONIGHT...
WEATHER.............Mostly clear.
SFC WINDS...........South 15 to 20 knots.
100-FT WINDS........South 20 to 25 knots.
SIG WAVES...........4 to 6 feet / 1-2 meters /.
OCNL WAVES..........Around 8 feet / 2 meters /.
.MONDAY...
WEATHER.............Sunny.
SFC WINDS...........Southwest 15 to 20 knots.
100-FT WINDS........Southwest 20 to 25 knots.
SIG WAVES...........4 to 6 feet / 1-2 meters /.
OCNL WAVES..........Around 8 feet / 2 meters /.
.MONDAY NIGHT...
WEATHER.............Partly cloudy. mostly cloudy with chance of
showers and thunderstorms.
SFC WINDS...........Southwest 15 to 20 knots...diminishing to 5 to
10 knots after midnight.
100-FT WINDS........Southwest 20 to 25 knots...diminishing to 10 to
15 knots after midnight.
SIG WAVES...........3 to 5 feet / 1-2 meters /...subsiding to 2 to
4 feet / around 1 meter / after midnight.
OCNL WAVES..........Around 6 feet / 2 meters / until early morning.
.TUESDAY...
WEATHER.............Partly sunny with chance of showers.
SFC WINDS...........West 5 to 10 knots...becoming north 10 to 15
knots in the late morning and afternoon.
100-FT WINDS........West 10 to 15 knots...becoming north 15 to 20
knots in the late morning and afternoon.
SIG WAVES...........2 to 4 feet / around 1 meter /.
OCNL WAVES..........Around 5 feet / 2 meters /.
.TUESDAY NIGHT...
WEATHER.............Mostly cloudy with chance of showers and
thunderstorms.
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 /.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Chance of showers and slight chance of
thunderstorms, then showers likely with a chance of
thunderstorms. Northeast winds 5 to 10 knots. Waves 2 to 4 feet /
around 1 meter /.
.THURSDAY...Showers likely. chance of thunderstorms. Southeast
winds 10 to 15 knots. Waves 2 to 4 feet / around 1 meter /.
.FRIDAY...Chance of showers. West winds 5 to 10 knots. Waves 2 to
4 feet / around 1 meter /.
$$
LMZ761-230300-
MAFOR 2222/
MICHIGAN NORTH 14440 12540 11440 11540. Waves 3 to 6 feet.
MICHIGAN SOUTH 13430 13530 12430. Waves 3 to 6 feet.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet/2 meters.
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