(1/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/10/2026 10:02 PM America/New_York.
Valid through 7/11/2026 5:00 AM America/New_York.
fzus61 kbuf 110202
glflo
expires:202607110900;;765962
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt fri jul 10 2026
for waters beyond five nautical miles of shore on lake ontario
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 high pressure ridge averaging 30.2 inches builds from
northern ontario and vicinity through this weekend. on monday
through tuesday, the ridge should begin to exit southeastward from
the lake ontario region and allow a warm front to sweep
northeastward across the lake on tuesday. on wednesday, a cold front
should drift southward across lake ontario.
loz062-110900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt fri jul 10 2026
.overnight...light and variable winds becoming northeast
5 to 10 knots. waves 1 foot or less.
.saturday...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less.
.saturday night...southeast winds less than 10 knots. waves
1 foot or less.
.sunday...light and variable winds. waves 1 foot or less.
.sunday night...southeast winds less than 10 knots becoming
south. waves 1 foot or less.
.monday...southwest winds 5 to 15 knots. waves 2 feet or less.
.tuesday...southwest winds 15 to 20 knots becoming west. waves
1 to 3 feet building to 3 to 5 feet.
.wednesday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 2 feet.
$$
(2/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/10/2026 10:02 PM America/New_York.
Valid through 7/11/2026 5:00 AM America/New_York.
fzus61 kbuf 110202
glflo
expires:202607110900;;765963
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt fri jul 10 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a high pressure ridge averaging 30.2 inches builds from
northern ontario and vicinity through this weekend. on monday
through tuesday, the ridge should begin to exit southeastward from
the lake ontario region and allow a warm front to sweep
northeastward across the lake on tuesday. on wednesday, a cold front
should drift southward across lake ontario.
loz063>065-110900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt fri jul 10 2026
.overnight...north winds 10 knots or less becoming
northeast. waves 1 foot or less.
.saturday...northeast winds 5 to 10 knots. waves 2 feet or less.
.saturday night...north winds 5 to 10 knots becoming light and
variable. waves 1 foot or less.
.sunday...light and variable winds becoming northwest 5 to
10 knots. waves 1 foot or less.
.sunday night...southwest winds 10 knots or less becoming south.
waves 1 foot or less.
.monday...southwest winds 10 to 15 knots. waves 2 feet or less.
.tuesday...west winds 15 to 25 knots. waves 1 to 3 feet building
to 3 to 6 feet.
.wednesday...west winds 15 to 20 knots becoming northwest and
diminishing to 5 to 10 knots. waves 3 to 5 feet subsiding to 1 to
3 feet.
$$
(3/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/10/2026 9:54 PM America/New_York.
Valid through 7/11/2026 4:15 AM America/New_York.
fzus61 kcle 110154
glfle
expires:202607110815;;765697
open lake forecast for lake erie
national weather service cleveland oh
954 pm edt fri jul 10 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...
a weak cold front will continue to move south across ohio tonight.
low pressure of 29.90 inches will move east through the ohio
valley on saturday. high pressure of 30.10 inches will build over
the central great lakes on sunday then settle south to the ohio
valley through the first half of next week.
lez061-168-169-110815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
954 pm edt fri jul 10 2026
.overnight...northeast winds 10 knots or less. waves 1 foot
or less.
.saturday...northeast winds 5 to 15 knots. waves 1 to 3 feet.
.saturday night...northeast winds 5 to 15 knots becoming east.
waves 1 to 3 feet.
.sunday...east winds 5 to 10 knots becoming northeast. waves
2 feet or less.
.sunday night...northeast winds 10 knots or less becoming
southeast. waves 2 feet or less.
.monday...south winds 10 knots or less becoming southwest. waves
1 foot or less.
.tuesday...southwest winds 10 to 15 knots becoming west. waves
1 to 3 feet.
.wednesday...west winds 5 to 15 knots becoming northwest. waves
1 to 3 feet.
$$
(4/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/10/2026 9:54 PM America/New_York.
Valid through 7/11/2026 4:15 AM America/New_York.
fzus61 kcle 110154
glfle
expires:202607110815;;765695
open lake forecast for lake erie
national weather service cleveland oh
954 pm edt fri jul 10 2026
for waters beyond five nautical miles of shore on lake erie
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...
a weak cold front will continue to move south across ohio tonight.
low pressure of 29.90 inches will move east through the ohio
valley on saturday. high pressure of 30.10 inches will build over
the central great lakes on sunday then settle south to the ohio
valley through the first half of next week.
lez162-163-110815-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
954 pm edt fri jul 10 2026
.overnight...northeast winds 5 to 10 knots. waves 1 foot or
less.
.saturday...northeast winds 10 to 15 knots becoming east. waves
1 to 3 feet.
.saturday night...east winds 5 to 15 knots. waves 1 to 3 feet.
.sunday...east winds 5 to 15 knots. waves 2 feet or less.
.sunday night...east winds 5 to 15 knots diminishing to less than
10 knots. waves 1 to 3 feet subsiding to 1 foot or less.
.monday...east winds 10 knots or less becoming southwest. waves
1 foot or less.
.tuesday...west winds 5 to 10 knots. waves 2 feet or less.
.wednesday...west winds 5 to 10 knots becoming northwest. waves
2 feet or less.
$$
(5/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/10/2026 9:54 PM America/New_York.
Valid through 7/11/2026 4:15 AM America/New_York.
fzus61 kcle 110154
glfle
expires:202607110815;;765696
open lake forecast for lake erie
national weather service cleveland oh
954 pm edt fri jul 10 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...
a weak cold front will continue to move south across ohio tonight.
low pressure of 29.90 inches will move east through the ohio
valley on saturday. high pressure of 30.10 inches will build over
the central great lakes on sunday then settle south to the ohio
valley through the first half of next week.
lez164>167-110815-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
954 pm edt fri jul 10 2026
.overnight...northeast winds 5 to 10 knots. waves 1 foot or
less.
.saturday...northeast winds 5 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet.
.saturday night...northeast winds 15 to 20 knots becoming east
5 to 15 knots. waves 2 to 4 feet subsiding to 1 to 2 feet.
.sunday...east winds 5 to 15 knots becoming northeast. waves 1 to
3 feet.
.sunday night...northeast winds 5 to 15 knots becoming east less
than 10 knots. waves 1 to 3 feet subsiding to 1 foot or less.
.monday...southeast winds 10 knots or less becoming southwest.
waves 1 foot or less.
.tuesday...southwest winds 5 to 15 knots becoming west. waves
1 to 3 feet.
.wednesday...west winds 10 to 15 knots becoming north. waves 1 to
3 feet.
$$
(6/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/11/2026 3:09 AM America/New_York.
Valid through 7/11/2026 11:15 AM America/New_York.
fzus63 kdtx 110709
glfsc
expires:202607111515;;778944
lake st clair forecast
national weather service detroit/pontiac mi
309 am edt sat jul 11 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure sitting over the northern great lakes
region will shift southward in the central great lakes through
the weekend. the high pressure system will strengthen slightly to
30.20 inches saturday into sunday, bringing benign marine
conditions.
lcz460-111515-
lake st clair-
309 am edt sat jul 11 2026
.today...northeast winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. partly sunny. waves 2 feet or less.
.tonight...northeast winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. mostly clear. waves 2 feet or less.
.sunday...east winds 5 to 10 knots. sunny. waves 2 feet or less.
.sunday night...east winds 5 to 10 knots becoming light and
variable. clear. waves 2 feet or less.
.monday...light and variable winds becoming south 5 to 10 knots in
the afternoon and evening. clear. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots. clear. waves 2 feet or
less.
.wednesday...north winds 10 to 15 knots. mostly clear. waves 2 feet
or less.
$$
(7/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/11/2026 3:09 AM America/New_York.
Valid through 7/11/2026 11:15 AM America/New_York.
fzus63 kdtx 110709
glflh
expires:202607111515;;778940
open lake forecast for lake huron
national weather service detroit/pontiac mi
309 am edt sat jul 11 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...high pressure sitting over the northern great lakes
region will shift southward in the central great lakes through
the weekend. the high pressure system will strengthen slightly to
30.20 inches saturday into sunday, bringing benign marine
conditions.
lhz361-111515-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
309 am edt sat jul 11 2026
.today...light and variable winds becoming east 5 to 10 knots in
the afternoon. waves 2 feet or less.
.tonight...light and variable winds becoming south 5 to 10 knots
after midnight. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots early in the afternoon. waves 2 feet or less.
.sunday night...east winds 5 to 10 knots veering to the south by
midnight...then becoming southwest 10 to 15 knots after midnight.
a chance of showers after midnight. waves 1 to 3 feet.
.monday...west winds 10 to 15 knots. waves 2 to 4 feet.
.tuesday...west winds 15 to 20 knots decreasing to 10 to 15 knots
by midnight. waves 4 to 6 feet. waves occasionally around 8 feet.
.wednesday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then
increasing to 10 to 15 knots . waves 2 to 4 feet building to 3 to
5 feet .
$$
(8/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/11/2026 3:09 AM America/New_York.
Valid through 7/11/2026 11:15 AM America/New_York.
fzus63 kdtx 110709
glflh
expires:202607111515;;778941
open lake forecast for lake huron
national weather service detroit/pontiac mi
309 am edt sat jul 11 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure sitting over the northern great lakes
region will shift southward in the central great lakes through
the weekend. the high pressure system will strengthen slightly to
30.20 inches saturday into sunday, bringing benign marine
conditions.
lhz362-363-111515-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
309 am edt sat jul 11 2026
.today...light and variable winds becoming north 5 to 10 knots in
the late morning and early afternoon...then becoming light and
variable late in the afternoon. waves 2 feet or less.
.tonight...light and variable winds. waves 2 feet or less.
.sunday...light and variable winds becoming southeast 5 to
10 knots early in the afternoon. waves 2 feet or less.
.sunday night...south winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. a chance of showers
after midnight. waves 1 to 3 feet.
.monday...southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming south 5 to 10 knots
late in the afternoon. waves 1 to 3 feet.
.tuesday...southwest winds 10 to 15 knots. waves 3 to 5 feet.
.wednesday...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late morning and early afternoon...then veering
to the north early in the evening becoming northwest 10 to
15 knots by midnight. waves 2 to 4 feet.
$$
(9/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/11/2026 3:09 AM America/New_York.
Valid through 7/11/2026 11:15 AM America/New_York.
fzus63 kdtx 110709
glflh
expires:202607111515;;778942
open lake forecast for lake huron
national weather service detroit/pontiac mi
309 am edt sat jul 11 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...high pressure sitting over the northern great lakes
region will shift southward in the central great lakes through
the weekend. the high pressure system will strengthen slightly to
30.20 inches saturday into sunday, bringing benign marine
conditions.
lhz462>464-111515-
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-
309 am edt sat jul 11 2026
.today...northeast winds 5 to 10 knots becoming north 10 to
15 knots late in the afternoon. waves 2 feet or less.
.tonight...north winds 10 to 15 knots becoming northeast 5 to
10 knots by midnight...then veering to the east early in the
morning. waves 2 feet or less.
.sunday...light and variable winds. waves 2 feet or less.
.sunday night...light and variable winds becoming east 5 to
10 knots by midnight...then veering to the south after midnight.
waves 2 feet or less.
.monday...southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the evening. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots. waves 1 to 3 feet
building to 3 to 5 feet .
.wednesday...west winds 10 to 15 knots becoming northwest 5 to
10 knots. waves 2 to 4 feet subsiding to 1 to 3 feet.
$$
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