(1/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 3/13/2026 4:03 AM America/New_York.
Valid through 3/13/2026 10:30 AM America/New_York.
fzus61 kcle 130803
glfle
expires:202603131430;;589818
open lake forecast for lake erie
national weather service cleveland oh
403 am edt fri mar 13 2026
for waters beyond five nautical miles of shore on lake erie
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...
strong low pressure 29.10 inches will move east through the
central great lakes today, extending a cold front across lake
erie this afternoon. high pressure 30.30 inches will enter the
region on saturday. a warm front will lift north across the lake
sunday night ahead of another strong low pressure 29.10 inches
that will drag a cold front east across the lake on monday. a
trough averaging 30.10 inches will remain over the lake tuesday.
lez162>164-131430-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
403 am edt fri mar 13 2026
...gale warning in effect from 8 am edt this morning through late
tonight...
...low water advisory in effect from 8 am this morning to 4 am
edt saturday...
.today...south winds to 30 knots becoming west and increasing to
35 knot gales this afternoon. snow likely with a slight chance of
rain early, then a chance of rain and snow late this morning. a
slight chance of rain this afternoon. waves 5 to 8 feet building
to 6 to 9 feet. waves occasionally around 11 feet.
.tonight...west gales to 35 knots diminishing to 30 knots after
midnight. waves 5 to 9 feet subsiding to 3 to 6 feet. waves
occasionally around 11 feet.
.saturday...west winds 15 to 20 knots becoming east 5 to
15 knots. waves 3 to 5 feet subsiding to 1 foot or less.
.saturday night...east winds 5 to 15 knots increasing to 15 to
20 knots. a chance of snow in the evening, then snow likely
overnight. waves 1 to 3 feet building to 2 to 4 feet.
.sunday...east winds 15 to 20 knots becoming south and increasing
to 30 knots. rain sunday night. waves 3 to 5 feet building to
4 to 7 feet. waves occasionally around 9 feet.
.monday...southwest gales to 35 knots becoming west and
diminishing to 30 knots. rain likely with a chance of snow during
the day, then a chance of snow monday night. waves 5 to 8 feet.
waves occasionally around 10 feet.
.tuesday...west winds to 30 knots diminishing to 15 to 25 knots.
waves 4 to 7 feet subsiding to 1 to 3 feet. waves occasionally
around 9 feet.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 3/13/2026 4:06 AM America/New_York.
Valid through 3/13/2026 12:15 PM America/New_York.
fzus63 kdtx 130806 aaa
glflh
expires:202603131615;;590192
open lake forecast for lake huron...updated
national weather service detroit/pontiac mi
406 am edt fri mar 13 2026
for waters beyond five nautical miles off shore on lake huron
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...a strong low pressure system, 29.10 inches, moves over
northern lower michigan and central lake huron this morning. this
will bring widespread gales to the great lakes. a gale warning is
in effect. the low quickly moves out tonight with high pressure,
30.20 inches, briefly building back in on saturday. a second
strong low pressure system, 28.80 inches, moves across southern
michigan and lake huron late sunday into monday. this brings
additional potential for gust to gales.
lhz462>464-131615-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
406 am edt fri mar 13 2026
...gale warning in effect through late tonight...
.today...southeast winds 20 to 25 knots increasing to 30 knots
late in the morning...then becoming south 20 to 25 knots early in
the afternoon veering to the southwest late in the afternoon.
gusts to 45 knot gales. snow in the morning...then a chance of
rain and snow in the afternoon. snow may be heavy at times in the
morning. waves 8 to 12 feet. waves occasionally around 15 feet.
.tonight...west winds to 30 knots increasing to 35 knot gales
late in the evening...then becoming northwest to 30 knots after
midnight. gusts to 45 knot gales decreasing to 35 knot gales
early in the morning. a chance of snow and rain in the evening...
then a chance of snow after midnight. waves 10 to 14 feet. waves
occasionally around 18 feet.
.saturday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 5 to 10 knots. waves 8 to 12 feet
subsiding to 4 to 6 feet early in the afternoon. waves
occasionally around 15 feet.
.saturday night...north winds 5 to 10 knots veering to the east
by midnight...then increasing to 10 to 15 knots after midnight. a
chance of snow after midnight. waves 2 to 4 feet subsiding to
1 to 3 feet by midnight...then building to 2 to 4 feet after
midnight.
.sunday...east winds 20 to 25 knots with gusts to around 30 knots
increasing to 30 knots with gusts to 40 knot gales late in the
afternoon...then becoming southeast at 35 knot gales with gusts
to 45 knot gales late in the evening. snow with rain likely and
freezing rain...then rain late in the afternoon. waves 8 to
12 feet building to 10 to 14 feet late in the evening. waves
occasionally around 18 feet. a gale warning may be needed.
.monday...south winds to 30 knots becoming west at 35 knot gales
. gusts to 45 knot gales. rain early in the morning...then rain
likely in the late morning and early afternoon. a chance of snow.
waves 10 to 14 feet. waves occasionally around 18 feet.
.tuesday...west at 35 knot gales with gusts to 40 knot gales
becoming northwest 15 to 20 knots. a chance of snow early in the
morning. waves 12 to 16 feet subsiding to 8 to 12 feet . waves
occasionally around 20 feet.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 3/13/2026 4:05 AM America/New_York.
Valid through 3/13/2026 12:15 PM America/New_York.
fzus63 kdtx 130805 aaa
glfsc
expires:202603131615;;590069
lake st clair forecast...updated
national weather service detroit/pontiac mi
405 am edt fri mar 13 2026
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...a strong low pressure system, 29.10 inches, moves over
northern lower michigan and central lake huron this morning. this
will bring widespread gales to the great lakes. a gale warning is
in effect. the low quickly moves out friday night with high
pressure, 30.20 inches, briefly building back in on saturday. a
second strong low pressure system, 28.80 inches, moves across
southern michigan and lake huron late sunday into monday. this
brings additional potential for gust to gales.
lcz460-131615-
lake st clair-
405 am edt fri mar 13 2026
...gale warning in effect through late tonight...
.today...south winds to 30 knots veering to the southwest in the
afternoon. gusts to 45 knot gales. mostly cloudy. a chance of light
snow in the morning. a chance of light rain in the late morning and
afternoon. waves 3 to 5 feet. waves occasionally around 7 feet.
.tonight...west at 35 knot gales with gusts to 45 knot gales
becoming northwest 20 to 25 knots with gusts to 30 knots. mostly
cloudy this evening becoming partly cloudy. waves 3 to 5 feet
subsiding to 2 to 4 feet early in the morning. waves occasionally
around 7 feet.
.saturday...northwest winds 15 to 20 knots becoming west 5 to 10
knots in the late morning and early afternoon...then backing to the
south early in the afternoon. partly sunny. waves 2 feet or less.
.saturday night...southeast winds 5 to 10 knots becoming east 15 to
20 knots. a chance of light snow ...then snow after midnight. waves
2 feet or less.
.sunday...southeast winds 20 to 25 knots with gusts to 30 knots
becoming south to 30 knots with gusts to 40 knot gales in the
evening. cloudy. light snow in the morning. a chance of light
rain...then light rain likely in the evening. waves 2 to 4 feet.
.monday...west at 35 knot gales with gusts to 45 knot gales. rain
and a chance of light snow. waves 3 to 5 feet. waves occasionally
around 7 feet.
.tuesday...west winds to 30 knots with gusts to 35 knot gales.
mostly cloudy. waves 2 to 4 feet.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 3/13/2026 2:36 AM US/Central.
Valid through 3/13/2026 10:15 AM US/Central.
fzus63 kmkx 130736
glflm
expires:202603131515;;588947
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
236 am cdt fri mar 13 2026
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
low pressure around 29.2 inches in the northern plains will
approach and cross the northern half of lake michigan through
this morning. strong south winds will veer westerly to
northwesterly as the low moves into ontario by this evening.
widespread gale force gusts are expected across the northern half
of the open waters, where a gale warning remains in effect until
10 pm cdt tonight. even stronger storm force gusts are expected
across the southern half of the open waters where a storm warning
is in effect until 10 pm cdt tonight as well. areas of rain and
snow will accompany passing low pressure this morning and stronger
gusty around these are possible. areas of light to occasionally
moderate freezing spray are possible over northern lake michigan
this afternoon.
winds will diminish later tonight through saturday as high
pressure around 30.2 inches builds into the northern great plains
and crosses the open waters. east-northeast winds will steadily
increase saturday night through sunday as a second low pressure
around 29.4 inches form in the central great plains. the low will
progress over or just south of the southern lake michigan sunday
night as it deepens toward 29.1 inches, resulting in a northerly
wind shift. winds will shift out of the northwest monday as the
low continues into ontario. expect another prolonged period of
gales, if not storm force gusts across all of the open waters as
the low approaches and shifts east of lake michigan early sunday
morning through monday, with headlines becoming necessary within
the next 12-24 hours. prolonged snow is expected saturday night
through monday, some of which could be heavy. sleet or freezing
rain could mix in with snow over southern lake michigan saturday
night into sunday. freezing spray potential will increase monday
behind the departing low, with areas of moderate to heavy freezing
spray possible. trends will be monitored in coming forecasts for
potential headlines.
lmz261-362-364-366-563-565-567-868-131515-
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-
236 am cdt fri mar 13 2026
sheboygan wi to pentwater mi north...
...gale warning in effect through this evening...
.today...south gales to 45 kt backing to north storm force winds
to 50 kt. snow with a chance of rain. waves 14 to 18 ft
occasionally to 23 ft subsiding to 12 to 16 ft occasionally to
21 ft.
.tonight...north gales to 40 kt becoming northwest 10 to 20 kt.
chance of snow in the evening. waves 12 to 16 ft occasionally to
21 ft subsiding to 4 to 7 ft occasionally to 9 ft.
.saturday...northwest winds 10 to 15 kt backing to south 5 to
10 kt. waves 3 to 5 ft subsiding to 1 to 2 ft.
.saturday night...southeast winds 10 to 15 kt becoming east to
30 kt overnight. chance of snow in the evening, then snow
overnight. waves 1 to 3 ft building to 5 to 8 ft occasionally to
10 ft.
.sunday...east gales to 35 kt becoming northeast gales to 45 kt
in the afternoon. visibility one quarter mile or less at times.
snow. waves 10 to 14 ft occasionally to 18 ft building to 15 to
20 ft occasionally to 26 ft.
.sunday night...northeast storm force winds to 50 kt becoming
north. snow. visibility one quarter mile or less at times. waves
25 to 30 ft occasionally to 39 ft.
.monday...north storm force winds to 50 kt becoming northwest.
snow. visibility one quarter mile or less at times. waves 25 to
30 ft occasionally to 39 ft subsiding to 20 to 25 ft occasionally
to 33 ft.
.tuesday...northwest gales to 40 kt diminishing to 15 to 25 kt.
heavy freezing spray. waves 12 to 16 ft occasionally to 21 ft
subsiding to 6 to 9 ft occasionally to 12 ft.
wave forecast is for ice free areas
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 3/13/2026 2:36 AM US/Central.
Valid through 3/13/2026 10:15 AM US/Central.
fzus63 kmkx 130736
glflm
expires:202603131515;;588948
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
236 am cdt fri mar 13 2026
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
low pressure around 29.2 inches in the northern plains will
approach and cross the northern half of lake michigan through
this morning. strong south winds will veer westerly to
northwesterly as the low moves into ontario by this evening.
widespread gale force gusts are expected across the northern half
of the open waters, where a gale warning remains in effect until
10 pm cdt tonight. even stronger storm force gusts are expected
across the southern half of the open waters where a storm warning
is in effect until 10 pm cdt tonight as well. areas of rain and
snow will accompany passing low pressure this morning and stronger
gusty around these are possible. areas of light to occasionally
moderate freezing spray are possible over northern lake michigan
this afternoon.
winds will diminish later tonight through saturday as high
pressure around 30.2 inches builds into the northern great plains
and crosses the open waters. east-northeast winds will steadily
increase saturday night through sunday as a second low pressure
around 29.4 inches form in the central great plains. the low will
progress over or just south of the southern lake michigan sunday
night as it deepens toward 29.1 inches, resulting in a northerly
wind shift. winds will shift out of the northwest monday as the
low continues into ontario. expect another prolonged period of
gales, if not storm force gusts across all of the open waters as
the low approaches and shifts east of lake michigan early sunday
morning through monday, with headlines becoming necessary within
the next 12-24 hours. prolonged snow is expected saturday night
through monday, some of which could be heavy. sleet or freezing
rain could mix in with snow over southern lake michigan saturday
night into sunday. freezing spray potential will increase monday
behind the departing low, with areas of moderate to heavy freezing
spray possible. trends will be monitored in coming forecasts for
potential headlines.
lmz080-669-671-673-675-777-779-870-872-874-876-878-131515-
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-
236 am cdt fri mar 13 2026
sheboygan wi to pentwater mi south...
...storm warning in effect through this evening...
.today...southwest storm force winds to 50 kt becoming northwest.
chance of rain this morning, then chance of rain and snow this
afternoon. waves 14 to 18 ft occasionally to 23 ft.
.tonight...northwest gales to 45 kt diminishing to 10 to 20 kt.
waves 14 to 18 ft occasionally to 23 ft subsiding to 5 to 8 ft
occasionally to 10 ft.
.saturday...north winds 10 to 15 kt veering to southeast. waves
4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.
.saturday night...east winds 10 to 20 kt increasing to 30 kt
overnight. snow likely with a chance of rain in the evening, then
rain and snow overnight. waves 2 to 4 ft building to 6 to 9 ft
occasionally to 12 ft.
.sunday...east gales to 35 kt increasing to gales to 45 kt in the
afternoon. rain and snow. waves 12 to 16 ft occasionally to 21 ft
building to 15 to 20 ft occasionally to 26 ft.
.sunday night...north storm force winds to 50 kt. rain and snow.
waves 25 to 30 ft occasionally to 39 ft.
.monday...northwest storm force winds to 50 kt. freezing spray.
snow. waves 25 to 30 ft occasionally to 39 ft.
.tuesday...northwest gales to 35 kt becoming west 15 to 25 kt.
heavy freezing spray. waves 12 to 16 ft occasionally to 21 ft
subsiding to 8 to 11 ft occasionally to 14 ft.
wave forecast is for ice free areas
$$
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