fzus61 kbuf 310803
glflo 
expires:202607311500;;378257

open lake forecast for lake ontario
national weather service buffalo ny
403 am 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 high pressure ridge averaging 30.0 inches builds from the west 
today before exiting slowly eastward friday through sunday. a cold 
front should sweep southeastward across lake ontario sunday night 
through monday morning. behind the front, another ridge averaging 
30.0 inches should build southeastward across lake ontario through 
tuesday.


loz062-311500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt fri jul 31 2026

.today...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.tonight...south winds 10 knots or less becoming southwest. waves
1 foot or less. 
.saturday...southwest 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 northwest. showers
with a chance of thunderstorms. waves 1 foot or less. 
.monday...northwest winds 10 knots or less. waves 2 feet or less.
.tuesday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 310803
glflo 
expires:202607311500;;378258

open lake forecast for lake ontario
national weather service buffalo ny
403 am 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 high pressure ridge averaging 30.0 inches builds from the west 
today before exiting slowly eastward friday through sunday. a cold 
front should sweep southeastward across lake ontario sunday night 
through monday morning. behind the front, another ridge averaging 
30.0 inches should build southeastward across lake ontario through 
tuesday.


loz063>065-311500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt fri jul 31 2026

.today...west winds 5 to 10 knots. waves 1 foot or less. 
.tonight...southwest winds 10 knots or less becoming south. 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 15 knots becoming southeast. a
chance of showers in the evening, then showers likely overnight.
waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming southwest.
showers with a chance of thunderstorms. waves 2 feet or less. 
.monday...west winds 5 to 15 knots becoming northwest. a chance
of showers during the day. waves 2 feet or less. 
.tuesday...west winds 10 knots or less becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 310743
glfle 
expires:202607311415;;377832

open lake forecast for lake erie
national weather service cleveland oh
343 am 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 today
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>167-311415-
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-
343 am edt fri jul 31 2026

.today...southwest winds 10 knots or less becoming west. waves
1 foot or less. 
.tonight...southwest winds 10 knots or less 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 10 to 15 knots becoming southeast.
showers with a chance of thunderstorms. waves 2 feet or less. 
.sunday...southeast winds 5 to 15 knots becoming north. showers
with a chance of thunderstorms during the day, then a chance of
showers and thunderstorms sunday night. waves 1 to 3 feet. 
.monday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 
.tuesday...east winds 5 to 10 knots becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 310743
glfle 
expires:202607311415;;377833

open lake forecast for lake erie
national weather service cleveland oh
343 am 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 today
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.


lez061-168-169-311415-
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-
343 am edt fri jul 31 2026

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

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 310743
glfle 
expires:202607311415;;377831

open lake forecast for lake erie
national weather service cleveland oh
343 am 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 today
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>164-311415-
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-
343 am edt fri jul 31 2026

.today...west winds 10 knots or less becoming southeast. waves
1 foot or less. 
.tonight...southeast winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...southeast winds 5 to 15 knots. a chance of showers
and thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...southeast winds 10 to 15 knots becoming east.
showers with a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...east winds 10 to 15 knots becoming north. showers with
a chance of thunderstorms during the day, then a chance of
showers and thunderstorms sunday night. waves 1 to 3 feet. 
.monday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 310743
glflh 
expires:202607311600;;377826

open lake forecast for lake huron
national weather service detroit/pontiac mi
343 am 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, governs great lakes
conditions today. low pressure then tracks into the ohio valley
this weekend, with local pressure averaging around 29.90 inches.
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.


lhz361-311600-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
343 am edt fri jul 31 2026

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


$$

fzus63 kdtx 310743
glfsc 
expires:202607311600;;377835

lake st clair forecast
national weather service detroit/pontiac mi
343 am 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, governs great lakes
conditions today. low pressure then tracks into the ohio valley
this weekend, with local pressure averaging around 29.90 inches.
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.


lcz460-311600-
lake st clair-
343 am edt fri jul 31 2026

.today...light and variable winds becoming southeast 5 to 10 knots
in the afternoon. mostly sunny. waves 2 feet or less.
.tonight...south winds 5 to 10 knots backing to the southeast early
in the morning. cloudy. a chance of light showers after midnight.
waves 2 feet or less.
.saturday...east winds 5 to 10 knots. cloudy. a chance of light
showers in the late morning and early afternoon. light showers
likely early in the afternoon. waves 2 feet or less.
.saturday night...northeast winds 10 to 15 knots. showers...then
light showers likely after midnight. waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots becoming north 15 to 20
knots in the evening. partly sunny with showers likely and a chance
of thunderstorms...then partly cloudy in the evening. waves 1 to 3
feet.
.monday...northeast winds 15 to 20 knots. mostly clear. waves 2 feet
or less.
.tuesday...east winds 5 to 10 knots. mostly clear. waves 2 feet or
less.

$$

fzus63 kdtx 310743
glflh 
expires:202607311600;;377827

open lake forecast for lake huron
national weather service detroit/pontiac mi
343 am 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, governs great lakes
conditions today. low pressure then tracks into the ohio valley
this weekend, with local pressure averaging around 29.90 inches.
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.


lhz362-363-311600-
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-
343 am edt fri jul 31 2026

.today...light and variable winds becoming south 5 to 10 knots in
the late morning and early afternoon...then backing to the
southeast late in the afternoon. waves 2 feet or less. 
.tonight...light and variable winds becoming south 5 to 10 knots
in the late evening and overnight. a chance of showers. waves
2 feet or less. 
.saturday...light and variable winds. a chance of showers. waves
2 feet or less. 
.saturday night...northeast winds 5 to 10 knots. showers in the
evening...then a chance of showers after midnight. waves 2 feet
or less. 
.sunday...northeast winds 10 to 15 knots becoming north 5 to
10 knots late in the afternoon. a chance of showers in the
morning. waves 2 to 4 feet subsiding to 1 to 3 feet late in the
evening. 
.monday...north winds 5 to 10 knots. waves 2 feet or less. 
.tuesday...light and variable winds becoming north 5 to 10 knots
in the late morning and early afternoon...then veering to the
southeast . waves 2 feet or less. 


$$

fzus63 kdtx 310743
glflh 
expires:202607311600;;377828

open lake forecast for lake huron
national weather service detroit/pontiac mi
343 am 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, governs great lakes
conditions today. low pressure then tracks into the ohio valley
this weekend, with local pressure averaging around 29.90 inches.
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>464-311600-
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-
343 am edt fri jul 31 2026

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


$$