(1/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/17/2026 9:55 AM America/New_York.
Valid through 6/17/2026 6:00 PM America/New_York.
fzus63 kdtx 171355
glflh
expires:202606172200;;899153
open lake forecast for lake huron
national weather service detroit/pontiac mi
955 am edt wed jun 17 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 brief break in convective activity is underway this
morning as ridging aloft quickly passes through. a strong low
pressure system follows in quick succession leading to evening
and overnight storms. additional chances exist for periods of
showers and thunderstorms through the rest of the workweek and
over the weekend.
lhz361-172200-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
955 am edt wed jun 17 2026
.rest of today...light and variable winds becoming east 10 to
15 knots. waves 1 to 3 feet.
.tonight...east winds 10 to 15 knots backing to the northeast
early in the morning. showers. patchy fog. waves 2 to 4 feet.
.thursday...north winds 10 to 15 knots backing to the northwest
in the late morning and early afternoon...then becoming west
15 to 20 knots early in the afternoon. a chance of showers in the
morning. patchy fog in the morning. waves 3 to 5 feet.
.thursday night...west winds 15 to 20 knots. waves 4 to 6 feet.
waves occasionally around 8 feet.
.friday...west winds 15 to 20 knots becoming northwest 10 to
15 knots late in the evening. waves 4 to 6 feet. waves
occasionally around 8 feet.
.saturday...west winds 10 to 15 knots becoming northwest 5 to
10 knots by midnight. waves 2 to 4 feet subsiding to 1 to 3 feet
in the late morning and early afternoon...then building to 2 to
4 feet .
.sunday...west winds 5 to 10 knots. waves 2 feet or less.
$$
(2/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/17/2026 9:55 AM America/New_York.
Valid through 6/17/2026 6:00 PM America/New_York.
fzus63 kdtx 171355
glflh
expires:202606172200;;899154
open lake forecast for lake huron
national weather service detroit/pontiac mi
955 am edt wed jun 17 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a brief break in convective activity is underway this
morning as ridging aloft quickly passes through. a strong low
pressure system follows in quick succession leading to evening
and overnight storms. additional chances exist for periods of
showers and thunderstorms through the rest of the workweek and
over the weekend.
lhz362-363-172200-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
955 am edt wed jun 17 2026
.rest of today...southeast winds 5 to 10 knots increasing to
10 to 15 knots late in the afternoon. waves 1 to 3 feet.
.tonight...southeast winds 10 to 15 knots becoming east 15 to
20 knots after midnight...then becoming northeast 10 to 15 knots
early in the morning. showers. patchy fog after midnight. waves
2 to 4 feet building to 5 to 7 feet after midnight. waves
occasionally around 10 feet.
.thursday...north winds 10 to 15 knots backing to the west in the
late morning and afternoon. waves 4 to 6 feet. waves occasionally
around 8 feet.
.thursday night...west winds 10 to 15 knots. waves 4 to 6 feet.
.friday...west winds 10 to 15 knots. waves 5 to 7 feet. waves
occasionally around 10 feet.
.saturday...west winds 10 to 15 knots decreasing to 5 to
10 knots. waves 2 to 4 feet.
.sunday...northwest winds 5 to 10 knots veering to the northeast
. a chance of showers by midnight. waves 1 to 3 feet.
$$
(3/5)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/17/2026 9:55 AM America/New_York.
Valid through 6/17/2026 6:00 PM America/New_York.
fzus63 kdtx 171355
glflh
expires:202606172200;;899155
open lake forecast for lake huron
national weather service detroit/pontiac mi
955 am edt wed jun 17 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 brief break in convective activity is underway this
morning as ridging aloft quickly passes through. a strong low
pressure system follows in quick succession leading to evening
and overnight storms. additional chances exist for periods of
showers and thunderstorms through the rest of the workweek and
over the weekend.
lhz462>464-172200-
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-
955 am edt wed jun 17 2026
.rest of today...south winds 5 to 10 knots increasing to 10 to
15 knots late in the afternoon. waves 2 feet or less.
.tonight...south winds 10 to 15 knots becoming southeast 20 to
25 knots with gusts to around 30 knots late in the evening...then
decreasing to 15 to 20 knots with gusts to around 30 knots after
midnight decreasing to 10 to 15 knots early in the morning.
showers and a chance of thunderstorms in the evening...then a
chance of showers and thunderstorms after midnight. patchy fog
after midnight. waves 1 to 3 feet building to 5 to 7 feet in the
late evening and overnight. waves occasionally around 10 feet.
.thursday...southwest winds 10 to 15 knots veering to the west
early in the afternoon. waves 3 to 5 feet.
.thursday night...west winds 10 to 15 knots. waves 2 to 4 feet.
.friday...west winds 10 to 15 knots. waves 2 to 4 feet.
.saturday...west winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and early afternoon...then becoming light and
variable . waves 1 to 3 feet.
.sunday...northwest winds 5 to 10 knots veering to the northeast
by midnight. a chance of showers by midnight. waves 2 feet or
less.
$$
(4/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/17/2026 8:51 AM US/Central.
Valid through 6/17/2026 4:15 PM US/Central.
fzus63 kmkx 171351
glflm
expires:202606172115;;899022
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
851 am cdt wed jun 17 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...
southwesterly winds will back south and increase through this
morning as low pressure around 29.2 inches tracks eastward across
southern mn. winds will continue to back to southeasterly this
afternoon, with a few gusts to gale force possible over southern
portions of the lake. low pressure will cross the lake this
evening, leaving gusty west winds over the southern half of the
lake tonight and a northwest breeze for the north half. showers
and thunderstorms are expected across the lake midday through
this evening. a few strong to severe storms will be possible over
southern portions of the lake this afternoon and evening.
winds will all shift to northwesterly thursday morning, becoming
lighter and westerly by the afternoon as the low pressure system
continues eastward. modest west winds are then expected friday
into the weekend as high pressure around 30.0 inches builds into
the midwest.
lmz261-362-364-366-563-565-567-868-172115-
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-
851 am cdt wed jun 17 2026
sheboygan wi to pentwater mi north...
.rest of today...southwest winds less than 10 kt becoming south
10 to 15 kt late this morning, then increasing to 15 to 25 kt
early this afternoon becoming east to 30 kt late. showers and
slight chance of thunderstorms this afternoon. waves 1 to 3 ft
building to 4 to 6 ft occasionally to 8 ft.
.tonight...east winds 15 to 25 kt backing to north. showers in
the evening, then chance of showers overnight. waves 4 to 6 ft
occasionally to 8 ft subsiding to 3 to 5 ft.
.thursday...northwest winds 15 to 25 kt becoming west. chance of
showers in the morning. waves 3 to 5 ft subsiding to 2 to 4 ft.
.thursday night...west winds 10 to 20 kt. waves 1 to 3 ft.
.friday...northwest winds 10 to 20 kt becoming west 15 to 25 kt.
waves 2 to 4 ft.
.friday night...west winds 10 to 20 kt diminishing to 10 to
15 kt. waves 2 to 4 ft subsiding to 1 to 2 ft.
.saturday...west winds 10 to 20 kt becoming southwest. waves 1 to
2 ft.
.sunday...northeast winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 2 ft building to 1 to 3 ft.
$$
(5/5)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/17/2026 8:51 AM US/Central.
Valid through 6/17/2026 4:15 PM US/Central.
fzus63 kmkx 171351
glflm
expires:202606172115;;899023
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
851 am cdt wed jun 17 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...
southwesterly winds will back south and increase through this
morning as low pressure around 29.2 inches tracks eastward across
southern mn. winds will continue to back to southeasterly this
afternoon, with a few gusts to gale force possible over southern
portions of the lake. low pressure will cross the lake this
evening, leaving gusty west winds over the southern half of the
lake tonight and a northwest breeze for the north half. showers
and thunderstorms are expected across the lake midday through
this evening. a few strong to severe storms will be possible over
southern portions of the lake this afternoon and evening.
winds will all shift to northwesterly thursday morning, becoming
lighter and westerly by the afternoon as the low pressure system
continues eastward. modest west winds are then expected friday
into the weekend as high pressure around 30.0 inches builds into
the midwest.
lmz080-669-671-673-675-777-779-870-872-874-876-878-172115-
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-
851 am cdt wed jun 17 2026
sheboygan wi to pentwater mi south...
.rest of today...southwest winds 10 to 15 kt becoming south 10 to
20 kt late this morning, then becoming southeast to 30 kt this
afternoon. rain through mid morning, then showers, chance of
thunderstorms and rain this afternoon. waves 1 to 3 ft building
to 5 to 8 ft occasionally to 10 ft.
.tonight...southeast winds to 30 kt veering to west. chance of
showers and thunderstorms in the evening, then chance of showers
overnight. waves 5 to 8 ft occasionally to 10 ft.
.thursday...northwest winds to 30 kt becoming west 10 to 20 kt.
waves 5 to 8 ft occasionally to 10 ft subsiding to 3 to 5 ft.
.thursday night...west winds 10 to 20 kt. waves 2 to 4 ft.
.friday...northwest winds 10 to 20 kt. waves 2 to 4 ft.
.friday night...west winds 10 to 15 kt. waves 1 to 2 ft.
.saturday...west winds 10 to 20 kt becoming southwest. waves 1 to
2 ft.
.sunday...east winds 10 to 15 kt becoming northeast 15 to 25 kt.
chance of showers. waves 1 to 2 ft building to 2 to 4 ft.
$$
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