(1/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/5/2026 10:02 PM America/New_York.
Valid through 7/6/2026 5:00 AM America/New_York.
fzus61 kbuf 060202
glflo
expires:202607060900;;486285
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun jul 5 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 30.2 inch surface will build southward across
western quebec tonight, reaching northern new england tomorrow, then
sliding east of the canadian maritimes by tuesday. meanwhile, a weak
29.9 inch low over ohio this evening will move to the mid atlantic
by late monday. a broad 30.1 inch high is then forecast to build
across the great lakes tuesday through wednesday, then drift off the
east coast thursday. a weak cold front will cross the lake thursday
night before another 30.1 inch surface high pressure builds across
the eastern great lakes region friday and saturday.
loz062-060900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt sun jul 5 2026
.overnight...northeast winds 5 to 15 knots. waves 1 to
2 feet.
.monday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. a chance of showers from late morning on. waves 2 to
3 feet.
.monday night...east winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 3 feet.
.tuesday...east winds 10 to 15 knots. waves 1 to 3 feet.
.tuesday night...east winds 10 knots or less becoming south.
waves 2 feet or less.
.wednesday...southwest winds 10 knots or less. waves 1 foot or
less.
.thursday...southwest winds 5 to 15 knots becoming west. a chance
of showers during the day, then showers likely thursday night.
waves 1 to 2 feet.
.friday...north winds 10 knots or less. a chance of showers.
waves 1 foot or less.
$$
(2/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/5/2026 10:02 PM America/New_York.
Valid through 7/6/2026 5:00 AM America/New_York.
fzus61 kbuf 060202
glflo
expires:202607060900;;486286
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun jul 5 2026
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a 30.2 inch surface will build southward across
western quebec tonight, reaching northern new england tomorrow, then
sliding east of the canadian maritimes by tuesday. meanwhile, a weak
29.9 inch low over ohio this evening will move to the mid atlantic
by late monday. a broad 30.1 inch high is then forecast to build
across the great lakes tuesday through wednesday, then drift off the
east coast thursday. a weak cold front will cross the lake thursday
night before another 30.1 inch surface high pressure builds across
the eastern great lakes region friday and saturday.
loz063>065-060900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt sun jul 5 2026
.overnight...northeast winds 10 to 15 knots. waves 1 to
3 feet.
.monday...east winds 10 to 15 knots. a chance of showers from
late morning on. waves 2 feet or less.
.monday night...east winds 10 to 15 knots. a chance of showers.
waves 1 to 3 feet.
.tuesday...east winds 5 to 15 knots. a chance of showers in the
morning. waves 2 feet or less.
.tuesday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less.
.wednesday...south winds 10 knots or less becoming southwest.
waves 1 foot or less.
.thursday...southwest winds 5 to 10 knots becoming west. a chance
of showers during the day, then showers likely thursday night.
waves 1 foot or less.
.friday...north winds 5 to 10 knots. showers likely during the
day. waves 1 foot or less.
$$
(3/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/5/2026 9:52 PM America/New_York.
Valid through 7/6/2026 4:15 AM America/New_York.
fzus61 kcle 060152
glfle
expires:202607060815;;485896
open lake forecast for lake erie
national weather service cleveland oh
952 pm edt sun jul 5 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...
low pressure 29.90 inches south of lake erie will continue to move
slowly east through monday. a cold front will move through and the
low will open up into a trough, lasting through wednesday. weak
high pressure 30.00 inches will enter for thursday. a cold front
will cross the lake on friday.
lez061-168-169-060815-
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-
952 pm edt sun jul 5 2026
.rest of tonight...northeast winds 10 to 15 knots. a chance of
showers with a slight chance of thunderstorms after midnight.
waves 1 to 3 feet.
.monday...northeast winds 10 to 15 knots. a chance of showers
with a slight chance of thunderstorms early, then showers likely
with a slight chance of thunderstorms late in the morning. a
chance of showers with a slight chance of thunderstorms in the
afternoon. waves 1 to 3 feet.
.monday night...northeast winds 10 to 15 knots. a chance of
showers in the evening. waves 1 to 3 feet.
.tuesday...northeast winds 5 to 10 knots. waves 1 to 2 feet.
.tuesday night...northeast winds 10 knots or less becoming east.
waves 2 feet or less.
.wednesday...southeast winds 10 knots or less becoming southwest.
waves 1 foot or less.
.thursday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms thursday night. waves 2 feet or
less.
.friday...northwest winds 5 to 10 knots becoming northeast. a
chance of showers. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(4/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/5/2026 9:52 PM America/New_York.
Valid through 7/6/2026 4:15 AM America/New_York.
fzus61 kcle 060152
glfle
expires:202607060815;;485894
open lake forecast for lake erie
national weather service cleveland oh
952 pm edt sun jul 5 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...
low pressure 29.90 inches south of lake erie will continue to move
slowly east through monday. a cold front will move through and the
low will open up into a trough, lasting through wednesday. weak
high pressure 30.00 inches will enter for thursday. a cold front
will cross the lake on friday.
lez162-163-060815-
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-
952 pm edt sun jul 5 2026
.rest of tonight...northeast winds 10 to 15 knots. a chance of
showers and thunderstorms. waves 1 to 3 feet.
.monday...northeast winds 10 to 15 knots increasing to 15 to
20 knots. showers likely with a chance of thunderstorms in the
morning, then a chance of showers and thunderstorms early in the
afternoon. a slight chance of showers and thunderstorms late.
waves 1 to 3 feet building to 2 to 4 feet.
.monday night...northeast winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.tuesday...northeast winds 5 to 10 knots. waves 2 feet or less.
.tuesday night...east winds 10 knots or less becoming south.
waves 2 feet or less.
.wednesday...west winds 10 knots or less becoming southwest.
waves 1 foot or less.
.thursday...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms during the day, then showers
likely with a chance of thunderstorms thursday night. waves 1 to
2 feet.
.friday...north winds 10 to 15 knots becoming northeast. a chance
of showers. waves 2 feet or less.
winds and waves higher in and near thunderstorms.
$$
(5/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/5/2026 9:52 PM America/New_York.
Valid through 7/6/2026 4:15 AM America/New_York.
fzus61 kcle 060152
glfle
expires:202607060815;;485895
open lake forecast for lake erie
national weather service cleveland oh
952 pm edt sun jul 5 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...
low pressure 29.90 inches south of lake erie will continue to move
slowly east through monday. a cold front will move through and the
low will open up into a trough, lasting through wednesday. weak
high pressure 30.00 inches will enter for thursday. a cold front
will cross the lake on friday.
lez164>167-060815-
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-
952 pm edt sun jul 5 2026
.rest of tonight...east winds 15 to 20 knots diminishing to 10 to
15 knots. a slight chance of showers and thunderstorms late this
evening, then a chance of showers with a slight chance of
thunderstorms after midnight. waves 2 to 4 feet.
.monday...east winds 15 to 20 knots becoming northeast. showers
likely with a chance of thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon. waves 2 to
4 feet.
.monday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots. waves 2 to 4 feet.
.tuesday...northeast winds 5 to 15 knots. waves 1 to 3 feet.
.tuesday night...northeast winds 10 knots or less. waves 1 to
2 feet.
.wednesday...northeast winds 10 knots or less becoming southwest.
waves 2 feet or less.
.thursday...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms during the day, then showers
likely with a chance of thunderstorms thursday night. waves 1 to
3 feet.
.friday...northwest winds 10 to 15 knots becoming northeast. a
chance of showers. waves 1 to 3 feet.
winds and waves higher in and near thunderstorms.
$$
(6/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/6/2026 3:30 AM America/New_York.
Valid through 7/6/2026 11:30 AM America/New_York.
fzus63 kdtx 060730
glfsc
expires:202607061530;;499456
lake st clair forecast
national weather service detroit/pontiac mi
330 am edt mon jul 6 2026
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...northeast flow holds through the day today as high
pressure, 30.10 inches, works in across the great lakes. high
pressure will hold over the region through tomorrow. wind
direction will then veer to the southwest as high pressure
departs through the midweek period.
lcz460-061530-
lake st clair-
330 am edt mon jul 6 2026
.today...northeast winds 15 to 20 knots diminishing to 10 to 15
knots in the late morning and afternoon. partly sunny. a chance of
light showers early in the morning. areas of fog early in the
morning. waves 2 feet or less.
.tonight...northeast winds 10 to 15 knots. mostly clear. waves 2
feet or less.
.tuesday...northeast winds 5 to 10 knots. mostly sunny. waves 2 feet
or less.
.tuesday night...northeast winds 5 to 10 knots becoming light and
variable. clear. waves 2 feet or less.
.wednesday...light and variable winds becoming south 5 to 10 knots
in the afternoon and evening. mostly sunny becoming sunny in the
afternoon becoming mostly clear. waves 2 feet or less.
.thursday...southwest winds 10 to 15 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.
.friday...north winds 10 to 15 knots. partly cloudy. a chance of
showers and thunderstorms. waves 2 feet or less.
$$
(7/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/6/2026 3:30 AM America/New_York.
Valid through 7/6/2026 11:30 AM America/New_York.
fzus63 kdtx 060730
glflh
expires:202607061530;;499442
open lake forecast for lake huron
national weather service detroit/pontiac mi
330 am edt mon jul 6 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...northeast flow holds through the day today as high
pressure, 30.10 inches, works in across the great lakes. high
pressure will hold over the region through tomorrow. wind
direction will then veer to the southwest as high pressure
departs through the midweek period.
lhz361-061530-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
330 am edt mon jul 6 2026
.today...northeast winds 5 to 10 knots in the morning becoming
light and variable. waves 2 feet or less.
.tonight...light and variable winds. waves 2 feet or less.
.tuesday...light and variable winds. waves 2 feet or less.
.tuesday night...light and variable winds. waves 2 feet or less.
.wednesday...light and variable winds becoming southwest 5 to
10 knots late in the morning...then becoming light and variable
late in the afternoon. a chance of showers. waves 2 feet or less.
.thursday...southwest winds 5 to 10 knots veering to the
northwest by midnight. showers likely early in the morning. a
chance of showers early in the evening. waves 2 feet or less.
.friday...northeast winds 5 to 10 knots until afternoon becoming
light and variable...then becoming northwest 5 to 10 knots by
midnight. waves 2 feet or less.
$$
(8/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/6/2026 3:30 AM America/New_York.
Valid through 7/6/2026 11:30 AM America/New_York.
fzus63 kdtx 060730
glflh
expires:202607061530;;499443
open lake forecast for lake huron
national weather service detroit/pontiac mi
330 am edt mon jul 6 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...northeast flow holds through the day today as high
pressure, 30.10 inches, works in across the great lakes. high
pressure will hold over the region through tomorrow. wind
direction will then veer to the southwest as high pressure
departs through the midweek period.
lhz362-363-061530-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
330 am edt mon jul 6 2026
.today...northeast winds 5 to 10 knots. waves 1 to 3 feet.
.tonight...north winds 5 to 10 knots in the evening becoming
light and variable. waves 2 feet or less.
.tuesday...light and variable winds. waves 2 feet or less.
.tuesday night...light and variable winds. waves 2 feet or less.
.wednesday...light and variable winds becoming south 5 to
10 knots late in the morning...then backing to the southeast late
in the afternoon veering to the south late in the evening. a
chance of showers late in the evening. waves 2 feet or less.
.thursday...southwest winds 5 to 10 knots. a chance of showers
early in the morning...then showers likely until early evening.
waves 2 feet or less.
.friday...north winds 5 to 10 knots. waves 2 feet or less.
$$
(9/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 7/6/2026 3:30 AM America/New_York.
Valid through 7/6/2026 11:30 AM America/New_York.
fzus63 kdtx 060730
glflh
expires:202607061530;;499444
open lake forecast for lake huron
national weather service detroit/pontiac mi
330 am edt mon jul 6 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...northeast flow holds through the day today as high
pressure, 30.10 inches, works in across the great lakes. high
pressure will hold over the region through tomorrow. wind
direction will then veer to the southwest as high pressure
departs through the midweek period.
lhz462>464-061530-
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-
330 am edt mon jul 6 2026
.today...northeast winds 5 to 10 knots becoming north 10 to
15 knots late in the afternoon. areas of fog in the morning.
waves 1 to 3 feet.
.tonight...north winds 10 to 15 knots becoming northeast 5 to
10 knots in the late evening and overnight. waves 1 to 3 feet.
.tuesday...light and variable winds becoming north 5 to 10 knots
early in the afternoon. waves 2 feet or less.
.tuesday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less.
.wednesday...light and variable winds becoming south 10 to
15 knots. waves 2 feet or less.
.thursday...southwest winds 5 to 10 knots. a chance of
thunderstorms. a chance of showers . waves 2 feet or less.
.friday...north winds 5 to 10 knots increasing to 10 to 15 knots
early in the evening...then decreasing to 5 to 10 knots by
midnight. waves 1 to 3 feet.
$$
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