fzus61 kbuf 312003
glflo 
expires:202608010300;;405623

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt fri jul 31 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 ridge of high pressure averaging 30.0 inches will 
drift to the mid atlantic tonight, then off the east coast saturday. 
an elongated 29.7 inch low will then move from the ohio valley 
sunday to the lower great lakes sunday night, with a remnant trough 
drifting towards new england monday. a 30.0 inch high will then 
build east across ontario and quebec monday through tuesday.


loz062-010300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt fri jul 31 2026

.tonight...south winds 10 knots or less. waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 10 knots. a chance of showers
in the evening, then showers overnight. waves 1 foot or less. 
.sunday...east winds 5 to 10 knots becoming southeast. showers
with a chance of thunderstorms. waves 1 foot or less. 
.sunday night...southeast winds 5 to 10 knots becoming east.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 1 foot or less. 
.monday...northeast winds 5 to 10 knots. a chance of showers
during the day. waves 2 feet or less. 
.tuesday...northeast winds 10 knots or less becoming east. waves
1 foot or less. 
.wednesday...southeast winds 10 knots or less becoming southwest.
a chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 312003
glflo 
expires:202608010300;;405624

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt fri jul 31 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 ridge of high pressure averaging 30.0 inches will 
drift to the mid atlantic tonight, then off the east coast saturday. 
an elongated 29.7 inch low will then move from the ohio valley 
sunday to the lower great lakes sunday night, with a remnant trough 
drifting towards new england monday. a 30.0 inch high will then 
build east across ontario and quebec monday through tuesday.


loz063>065-010300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 pm edt fri jul 31 2026

.tonight...southwest winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 5 to 10 knots becoming east. waves 1 foot
or less. 
.saturday night...east winds 5 to 10 knots becoming southeast. a
chance of showers in the evening, then showers likely overnight.
waves 2 feet or less. 
.sunday...southeast winds 5 to 15 knots. showers in the morning,
then showers with a chance of thunderstorms in the afternoon.
waves 2 feet or less. 
.sunday night...southeast winds 5 to 15 knots. showers with a
chance of thunderstorms in the evening, then showers overnight.
waves 1 to 2 feet. 
.monday...southeast winds 5 to 15 knots becoming northeast.
showers likely during the day, then a chance of showers monday
night. waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots becoming southeast.
waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 312004
glfle 
expires:202608010215;;405769

open lake forecast for lake erie
national weather service cleveland oh
404 pm edt fri jul 31 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...
high pressure 30.10 inches will remain over the region through
this evening before low pressure 29.60 inches enters from the 
west on saturday and slowly passes south of the lake through 
sunday. high pressure 30.00 inches will build back into the great 
lakes region for the start of next week.


lez162>164-010215-
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-
404 pm edt fri jul 31 2026

.tonight...southeast winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 10 to 15 knots becoming east. a slight
chance of showers and thunderstorms early in the afternoon. a
chance of showers and thunderstorms late. waves 2 feet or less. 
.saturday night...east winds 10 to 15 knots becoming southeast.
showers with a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...southeast winds 10 to 15 knots becoming northeast.
showers in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 1 to 2 feet. 
.sunday night...north winds 10 to 15 knots. showers with a chance
of thunderstorms in the evening, then showers likely overnight.
waves 1 to 3 feet. 
.monday...north winds 10 to 15 knots becoming northeast. a chance
of showers during the day. waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots becoming south. a chance
of showers and thunderstorms during the day, then a chance of
showers tuesday night. waves 1 foot or less. 
.wednesday...southwest winds 5 to 10 knots. a chance of showers.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 312004
glfle 
expires:202608010215;;405770

open lake forecast for lake erie
national weather service cleveland oh
404 pm edt fri jul 31 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...
high pressure 30.10 inches will remain over the region through
this evening before low pressure 29.60 inches enters from the 
west on saturday and slowly passes south of the lake through 
sunday. high pressure 30.00 inches will build back into the great 
lakes region for the start of next week.


lez165>167-010215-
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-
404 pm edt fri jul 31 2026

.tonight...southeast winds 10 knots or less becoming south. waves
1 foot or less. 
.saturday...south winds 5 to 10 knots becoming northeast. a
slight chance of showers late. waves 1 foot or less. 
.saturday night...east winds 10 to 15 knots becoming southeast. a
chance of showers and thunderstorms in the evening, then showers
with a chance of thunderstorms overnight. waves 2 feet or less. 
.sunday...southeast winds 5 to 15 knots becoming east. showers in
the morning, then showers with a chance of thunderstorms in the
afternoon. waves 1 to 2 feet. 
.sunday night...east winds 10 to 15 knots becoming northeast.
showers with a chance of thunderstorms in the evening, then
showers likely overnight. waves 1 to 3 feet. 
.monday...northeast winds 10 to 15 knots. a chance of showers
during the day. waves 1 to 3 feet. 
.tuesday...east winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.wednesday...south winds 5 to 10 knots becoming southwest. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 312004
glfle 
expires:202608010215;;405771

open lake forecast for lake erie
national weather service cleveland oh
404 pm edt fri jul 31 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...
high pressure 30.10 inches will remain over the region through
this evening before low pressure 29.60 inches enters from the 
west on saturday and slowly passes south of the lake through 
sunday. high pressure 30.00 inches will build back into the great 
lakes region for the start of next week.


lez061-168-169-010215-
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-
404 pm edt fri jul 31 2026

.tonight...light and variable winds becoming south 5 to 10 knots.
waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.saturday night...east winds 5 to 10 knots becoming southeast. a
chance of showers and thunderstorms in the evening, then showers
with a chance of thunderstorms overnight. waves 1 foot or less. 
.sunday...southeast winds 5 to 15 knots. showers in the morning,
then showers with a chance of thunderstorms in the afternoon.
waves 2 feet or less. 
.sunday night...southeast winds 5 to 15 knots. showers with a
chance of thunderstorms in the evening, then a chance of showers
overnight. waves 2 feet or less. 
.monday...east winds 5 to 15 knots becoming northeast. a chance
of showers during the day. waves 2 feet or less. 
.tuesday...northeast winds 10 knots or less becoming southeast. a
chance of showers. waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405151

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz462>464-010345-
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-
344 pm edt fri jul 31 2026

.tonight...southeast winds 5 to 10 knots backing to the north
after midnight. waves 2 feet or less. 
.saturday...north winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 
.saturday night...northeast winds 10 to 15 knots. a chance of
showers in the evening...then showers likely after midnight.
waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming north 15 to
20 knots with gusts to around 30 knots early in the afternoon.
showers likely in the morning...then a chance of showers in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon. 
.sunday night...north winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. a chance of showers in the evening.
waves 3 to 5 feet. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots
late in the evening. waves 1 to 3 feet. 
.tuesday...northeast winds 5 to 10 knots veering to the east by
midnight. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots early in the morning
becoming light and variable...then becoming east 5 to 10 knots .
a chance of showers by midnight. waves 2 feet or less. 


$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405150

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz362-363-010345-
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-
344 pm edt fri jul 31 2026

.tonight...light and variable winds. a chance of showers. waves
2 feet or less. 
.saturday...light and variable winds becoming north 5 to 10 knots
late in the afternoon. a chance of showers in the morning...then
showers likely in the afternoon. waves 2 feet or less. 
.saturday night...northeast winds 5 to 10 knots increasing to
10 to 15 knots after midnight. showers likely in the evening...
then a chance of showers after midnight. waves 2 feet or less. 
.sunday...northeast winds 10 to 15 knots increasing to 15 to
20 knots with gusts to around 30 knots in the late morning and
afternoon. a chance of showers. waves 3 to 5 feet. 
.sunday night...north winds 10 to 15 knots. a chance of showers
in the evening. waves 3 to 5 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots.
waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots early in the morning
becoming light and variable...then becoming northeast 5 to
10 knots early in the evening veering to the east. waves 2 feet
or less. 
.wednesday...light and variable winds becoming east 5 to 10 knots
by midnight. waves 2 feet or less. 


$$

fzus63 kdtx 311944
glfsc 
expires:202608010345;;405153

lake st clair forecast
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lcz460-010345-
lake st clair-
344 pm edt fri jul 31 2026

.tonight...south winds 5 to 10 knots. cloudy. waves 2 feet or less.
.saturday...east winds 5 to 10 knots. cloudy. a chance of light
showers in the afternoon. a chance of thunderstorms late in the
afternoon. waves 2 feet or less.
.saturday night...northeast winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. a chance of showers and
thunderstorms ...then showers after midnight. waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots. showers and a chance of
thunderstorms. waves 2 feet or less.
.sunday night...north winds 15 to 20 knots diminishing to 10 to 15
knots after midnight. showers and a chance of thunderstorms early in
the evening...then a chance of light showers by midnight. waves 1 to
3 feet.
.monday...north winds 15 to 20 knots diminishing to 10 to 15 knots
in the afternoon and evening. partly cloudy then clearing. a chance
of light showers. waves 2 feet or less.
.tuesday...east winds 10 to 15 knots. mostly clear. a chance of
showers. waves 2 feet or less.
.wednesday...south winds 5 to 10 knots. mostly clear. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405149

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz361-010345-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
344 pm edt fri jul 31 2026

.tonight...southwest winds 5 to 10 knots veering to the northwest
after midnight. showers likely and a chance of thunderstorms in
the evening...then showers likely after midnight. waves 2 feet or
less. 
.saturday...light and variable winds. a chance of showers in the
morning...then showers likely in the afternoon. waves 2 feet or
less. 
.saturday night...light and variable winds becoming northeast
10 to 15 knots. a chance of showers. waves 2 feet or less. 
.sunday...northeast winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon. waves 1 to 3 feet. 
.sunday night...light and variable winds becoming northeast 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.monday...north winds 5 to 10 knots in the morning becoming light
and variable. waves 2 feet or less. 
.tuesday...east winds 5 to 10 knots early in the morning veering
to the southeast...then backing to the east early in the evening
becoming light and variable. waves 2 feet or less. 
.wednesday...light and variable winds becoming northwest 5 to
10 knots by midnight. waves 2 feet or less. 


$$