FZUS61 KMKX 220205
GLFLMT
Experimental Tabular Open Lake Forecast FOR Lake Michigan
National Weather Service Milwaukee/Sullivan WI
905 PM CDT Fri Mar 21 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...
LMZ261-362-364-366-563-565-567-868-220900-
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-
905 PM CDT Fri Mar 21 2025
.REST OF TONIGHT...
WEATHER.............Cloudy with scattered showers. mostly cloudy
with scattered snow showers in the late evening
and early morning. mostly cloudy with numerous
showers, then mostly cloudy with freezing spray
and isolated snow showers after midnight.
SFC WINDS...........Northwest 15 to 20 knots...increasing to north
to 30 knots in the late evening and overnight.
100-FT WINDS........Northwest 20 to 25 knots...increasing to north
gales to 35 knots in the late evening and
overnight.
SIG WAVES...........6 to 9 feet / 2-3 meters /...building to 8 to
12 feet / around 3 meters / in the late evening
and overnight.
OCNL WAVES..........Around 14 feet / 4 meters /...building to
around 11 feet / 3 meters / in the late evening
and overnight.
.SATURDAY...
WEATHER.............Partly sunny with freezing spray. partly sunny
with isolated snow showers.
SFC WINDS...........North 20 to 25 knots...becoming northwest 5 to
10 knots early in the afternoon.
100-FT WINDS........North to 30 knots...becoming northwest 10 to 15
knots early in the afternoon.
SIG WAVES...........8 to 12 feet / around 3 meters /...subsiding to
4 to 6 feet / 1-2 meters /.
OCNL WAVES..........Around 14 feet / 4 meters /...subsiding to
around 5 feet / 2 meters /.
.SATURDAY NIGHT...
WEATHER.............Partly cloudy.
SFC WINDS...........Southeast 10 to 15 knots...increasing to 15 to
20 knots after midnight.
100-FT WINDS........Southeast 15 to 20 knots...increasing to 20 to
25 knots after midnight.
SIG WAVES...........2 to 4 feet / around 1 meter /...building to 4
to 6 feet / 1-2 meters / after midnight.
OCNL WAVES..........Around 8 feet / 2 meters /...building to around
6 feet / 2 meters / after midnight.
.SUNDAY...
WEATHER.............Mostly cloudy. chance of snow until late
afternoon. mostly cloudy, then rain and snow
early in the afternoon.
SFC WINDS...........Southeast to 30 knots.
100-FT WINDS........Southeast gales to 35 knots.
SIG WAVES...........8 to 12 feet / around 3 meters /.
OCNL WAVES..........Around 14 feet / 4 meters /.
.SUNDAY NIGHT...
WEATHER.............Rain. snow until early morning. rain likely.
snow likely after midnight.
SFC WINDS...........South 20 to 25 knots...becoming southwest after
midnight.
100-FT WINDS........South to 30 knots...becoming southwest after
midnight.
SIG WAVES...........8 to 12 feet / around 3 meters /.
OCNL WAVES..........Around 14 feet / 4 meters /.
.FORECAST DAYS 3 THROUGH 5...
.MONDAY...Chance of snow in the morning. Northwest winds 15 to
20 knots. Waves 6 to 9 feet / 2-3 meters /.
.TUESDAY...North winds 10 to 15 knots. Waves 2 to 4 feet / around
1 meter /.
.WEDNESDAY...West winds 10 to 15 knots. Waves 2 to 4 feet /
around 1 meter /.
$$
LMZ080-669-671-673-675-777-779-870-872-874-876-878-220900-
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-
905 PM CDT Fri Mar 21 2025
.REST OF TONIGHT...
WEATHER.............Mostly cloudy with scattered showers. mostly
cloudy with isolated snow showers after
midnight.
SFC WINDS...........Southwest 15 to 20 knots...becoming west 20 to
25 knots in the late evening and early morning,
then...becoming north to 30 knots after
midnight.
100-FT WINDS........Southwest 20 to 25 knots...becoming west to 30
knots in the late evening and early morning,
then...becoming north gales to 35 knots after
midnight.
SIG WAVES...........6 to 9 feet / 2-3 meters /...building to 8 to
12 feet / around 3 meters / after midnight.
OCNL WAVES..........Around 14 feet / 4 meters /...building to
around 12 feet / 4 meters / after midnight.
.SATURDAY...
WEATHER.............Mostly cloudy with isolated snow showers.
mostly sunny.
SFC WINDS...........North 20 to 25 knots...diminishing to 5 to 10
knots early in the afternoon.
100-FT WINDS........North to 30 knots...diminishing to 10 to 15
knots early in the afternoon.
SIG WAVES...........8 to 12 feet / around 3 meters /...subsiding to
6 to 9 feet / 2-3 meters / early in the
afternoon.
OCNL WAVES..........Around 14 feet / 4 meters /...subsiding to
around 7 feet / 2 meters / early in the
afternoon.
.SATURDAY NIGHT...
WEATHER.............Mostly cloudy.
SFC WINDS...........Southeast 10 to 15 knots...increasing to 15 to
20 knots after midnight.
100-FT WINDS........Southeast 15 to 20 knots...increasing to 20 to
25 knots after midnight.
SIG WAVES...........3 to 5 feet / 1-2 meters /...subsiding to 2 to
4 feet / around 1 meter / in the late evening
and early morning, then...building to 4 to 6
feet / 1-2 meters / after midnight.
OCNL WAVES..........Around 8 feet / 2 meters / early in the evening
then around 6 feet / 2 meters / after midnight.
.SUNDAY...
WEATHER.............Rain likely with a chance of snow early in the
morning. rain in the late morning and
afternoon.
SFC WINDS...........Southeast to 30 knots.
100-FT WINDS........Southeast gales to 35 knots.
SIG WAVES...........8 to 12 feet / around 3 meters /.
OCNL WAVES..........Around 14 feet / 4 meters /.
.SUNDAY NIGHT...
WEATHER.............Mostly cloudy with chance of rain. mostly
cloudy with chance of snow after midnight.
SFC WINDS...........South 20 to 25 knots...becoming west to 30
knots in the late evening and overnight.
100-FT WINDS........South to 30 knots...becoming west gales to 35
knots in the late evening and overnight.
SIG WAVES...........6 to 9 feet / 2-3 meters /.
OCNL WAVES..........Around 10 feet / 3 meters /.
.FORECAST DAYS 3 THROUGH 5...
.MONDAY...Chance of snow in the morning. Northwest winds 15 to
20 knots. Waves 6 to 9 feet / 2-3 meters /.
.TUESDAY...North winds 10 to 15 knots. Waves 2 to 4 feet / around
1 meter /.
.WEDNESDAY...West winds 10 to 15 knots. Waves 2 to 4 feet /
around 1 meter /.
$$
LMZ761-220900-
MAFOR 2204/
MICHIGAN NORTH 11840 19846 11850 11840 11830 11720 12710 11310.
Waves 4 to 7 feet building to 6 to 10 feet overnight. Waves 5 to
9 feet subsiding to 2 to 4 feet Saturday. Waves 1 to 3 feet
Saturday evening.
MICHIGAN SOUTH 11740 19746 11850 19856 11840 11830 12820 11200
11310. Waves 3 to 6 feet building to 6 to 10 feet overnight.
Waves 6 to 10 feet subsiding to 3 to 6 feet Saturday. Waves 2 to
4 feet subsiding to 1 to 3 feet Saturday evening.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet/2 meters.
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