fzus61 kbuf 051402
glflo 
expires:202605052100;;055572

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue may 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 29.1 inch low over hudson bay today will weaken to 
29.3 inches as it moves to northern quebec through wednesday. a 
trailing wavy cold front will slowly cross the lake late this 
afternoon, then drift across new england wednesday and out to sea 
thursday. a 30.1 inch high over the tennessee and ohio valleys 
thursday night will slide to the mid-atlantic coastline friday. a 
29.6 inch low will track across the lake early saturday, followed by 
a 29.7 inch low that will track near or just south of the lake for 
later sunday.


loz062-052100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt tue may 5 2026

.rest of today...southwest winds 15 to 20 knots becoming west. a
chance of showers early this afternoon. showers likely late.
waves 2 to 3 feet. 
.tonight...west winds 15 to 20 knots becoming southeast and
diminishing to 5 to 10 knots. showers. waves 1 to 3 feet
subsiding to 1 foot or less. 
.wednesday...east winds 5 to 10 knots becoming south. showers
likely. waves 1 foot or less. 
.wednesday night...west winds 5 to 10 knots. waves 1 foot or
less. 
.thursday...west winds 5 to 10 knots. waves 2 feet or less. 
.friday...west winds 5 to 15 knots becoming southwest. a chance
of showers friday night. waves 1 to 2 feet. 
.saturday...southwest winds 5 to 15 knots. a chance of showers.
waves 1 to 2 feet. 

$$

fzus61 kbuf 051402
glflo 
expires:202605052100;;055573

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue may 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 29.1 inch low over hudson bay today will weaken to 
29.3 inches as it moves to northern quebec through wednesday. a 
trailing wavy cold front will slowly cross the lake late this 
afternoon, then drift across new england wednesday and out to sea 
thursday. a 30.1 inch high over the tennessee and ohio valleys 
thursday night will slide to the mid-atlantic coastline friday. a 
29.6 inch low will track across the lake early saturday, followed by 
a 29.7 inch low that will track near or just south of the lake for 
later sunday.


loz063>065-052100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt tue may 5 2026

.rest of today...southwest winds 15 to 20 knots becoming west. a
chance of showers late this morning, then a chance of showers and
thunderstorms early this afternoon. showers likely with a chance
of thunderstorms late. waves 2 to 4 feet. 
.tonight...west winds 15 to 20 knots becoming southeast and
diminishing to 10 knots or less after midnight. showers with a
chance of thunderstorms early, then showers from late evening on.
waves 1 to 3 feet. 
.wednesday...east winds 5 to 10 knots becoming northwest.
showers. waves 1 foot or less. 
.wednesday night...west winds 5 to 10 knots. a chance of showers
in the evening. waves 2 feet or less. 
.thursday...west winds 5 to 15 knots. waves 1 to 2 feet. 
.friday...west winds 5 to 15 knots becoming south. a chance of
showers friday night. waves 1 to 3 feet. 
.saturday...south winds 5 to 15 knots becoming southwest. showers
likely. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 051944
glfle 
expires:202605060215;;070059

open lake forecast for lake erie
national weather service cleveland oh
344 pm edt tue may 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...
a cold front and low pressure 29.70 inches will move east of lake
erie tonight, allowing high pressure 30.10 inches to slowly 
expand east across the region wednesday through early friday. low
pressure 29.70 inches will move east across the great lakes friday
into saturday, pushing a cold front east across the lake. low 
pressure 29.80 inches accompanied by a cold front will move east 
across lake erie on sunday.


lez061-167>169-060215-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 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-
344 pm edt tue may 5 2026

.tonight...west winds 5 to 10 knots becoming north. rain with a
slight chance of thunderstorms early, then rain from late evening
on. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 5 to 10 knots becoming west. rain early,
then a slight chance of showers late in the morning. a slight
chance of showers late. waves 1 foot or less. 
.wednesday night...southwest winds 5 to 10 knots becoming
northwest. waves 1 foot or less. 
.thursday...north winds 5 to 10 knots becoming west. waves 1 foot
or less. 
.thursday night...west winds 5 to 10 knots. waves 1 to 2 feet. 
.friday...southwest winds 5 to 10 knots. a chance of showers
during the day, then showers likely friday night. waves 1 to
2 feet. 
.saturday...southwest winds 5 to 10 knots. a chance of showers
saturday night. waves 1 to 2 feet. 
.sunday...southwest winds 5 to 10 knots becoming north. showers
likely during the day, then a chance of showers sunday night.
waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 051944
glfle 
expires:202605060215;;070058

open lake forecast for lake erie
national weather service cleveland oh
344 pm edt tue may 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...
a cold front and low pressure 29.70 inches will move east of lake
erie tonight, allowing high pressure 30.10 inches to slowly 
expand east across the region wednesday through early friday. low
pressure 29.70 inches will move east across the great lakes friday
into saturday, pushing a cold front east across the lake. low 
pressure 29.80 inches accompanied by a cold front will move east 
across lake erie on sunday.


lez162>166-060215-
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-
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-
344 pm edt tue may 5 2026

.tonight...northwest winds 5 to 15 knots becoming north. rain
with a slight chance of thunderstorms early, then rain from late
evening on. waves 2 feet or less. 
.wednesday...north winds 5 to 10 knots becoming west. a chance of
rain early, then a slight chance of showers late in the morning.
a slight chance of showers late. waves 1 foot or less. 
.wednesday night...southwest winds 5 to 15 knots becoming
northwest. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots becoming west. waves
2 feet or less. 
.thursday night...west winds around 10 knots becoming southwest.
waves 2 feet or less. 
.friday...southwest winds 5 to 15 knots. a chance of showers
during the day, then showers likely friday night. waves 1 to
2 feet. 
.saturday...southwest winds 10 to 15 knots. a chance of showers
saturday night. waves 1 to 2 feet. 
.sunday...southwest winds 5 to 15 knots becoming north. showers
likely during the day, then a chance of showers sunday night.
waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 051345
glfsc 
expires:202605052200;;054892

lake st clair forecast
national weather service detroit/pontiac mi
945 am edt tue may 5 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...a cold front will ease across western lake erie into
the lower great lakes this evening. low pressure will develop
along this front over the ohio valley, causing wind over the
central great lakes to organize out of the northeast on
wednesday. broad high pressure then builds into the ohio valley
and southern great lakes thursday into friday.


lcz460-052200-
lake st clair-
945 am edt tue may 5 2026

.rest of today...northwest winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. mostly cloudy with a chance of light
showers. waves 2 feet or less.
.tonight...southwest winds 5 to 10 knots this evening becoming light
and variable...then becoming northwest 5 to 10 knots early in the
morning. mostly cloudy with a chance of light showers. waves 2 feet
or less.
.wednesday...north winds 5 to 10 knots backing to the west early in
the afternoon. partly sunny. a chance of light showers early in the
morning. waves 2 feet or less.
.wednesday night...northwest winds 5 to 10 knots. mostly cloudy
early in the evening becoming partly cloudy. waves 2 feet or less.
.thursday...west winds 5 to 10 knots increasing to 10 to 15 knots in
the evening. partly cloudy. waves 2 feet or less.
.friday...southwest winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.
.saturday...southwest winds 10 to 15 knots. partly cloudy. a chance
of showers. waves 2 feet or less.

$$

fzus63 kdtx 051343
glflh 
expires:202605052200;;054845

open lake forecast for lake huron
national weather service detroit/pontiac mi
943 am edt tue may 5 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 cold front will ease across western lake erie into
the lower great lakes this evening. low pressure will develop
along this front over the ohio valley, causing wind over the
central great lakes to organize out of the northeast on
wednesday. broad high pressure then builds into the ohio valley
and southern great lakes thursday into friday.


lhz462>464-052200-
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-
943 am edt tue may 5 2026

.rest of today...north winds 5 to 10 knots veering to the
southeast late in the afternoon. a chance of showers. waves
2 feet or less. 
.tonight...southeast winds 5 to 10 knots backing to the north
after midnight. waves 2 feet or less. 
.wednesday...north winds 5 to 10 knots. waves 2 feet or less. 
.wednesday night...northeast winds 5 to 10 knots early in the
evening becoming light and variable. waves 2 feet or less. 
.thursday...west winds 5 to 10 knots backing to the east late in
the afternoon...then veering to the southwest late in the
evening. waves 2 feet or less. 
.friday...west winds 5 to 10 knots backing to the south. a chance
of showers by midnight. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots backing to the south by
midnight. a chance of showers. waves 2 feet or less. 


$$

fzus63 kdtx 051343
glflh 
expires:202605052200;;054844

open lake forecast for lake huron
national weather service detroit/pontiac mi
943 am edt tue may 5 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 cold front will ease across western lake erie into
the lower great lakes this evening. low pressure will develop
along this front over the ohio valley, causing wind over the
central great lakes to organize out of the northeast on
wednesday. broad high pressure then builds into the ohio valley
and southern great lakes thursday into friday.


lhz362-363-052200-
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-
943 am edt tue may 5 2026

.rest of today...southwest winds 5 to 10 knots. waves 2 to
4 feet. 
.tonight...north winds 5 to 10 knots. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight. 
.wednesday...north winds 5 to 10 knots. waves 2 feet or less. 
.wednesday night...north winds 5 to 10 knots backing to the
northwest after midnight. waves 1 to 3 feet. 
.thursday...west winds 5 to 10 knots backing to the southwest
late in the morning...then backing to the southeast late in the
afternoon veering to the southwest late in the evening. waves
2 feet or less. 
.friday...southwest winds 5 to 10 knots backing to the southeast
early in the evening...then veering to the south by midnight.
waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. waves 1 to 3 feet. 


$$

fzus63 kdtx 051343
glflh 
expires:202605052200;;054843

open lake forecast for lake huron
national weather service detroit/pontiac mi
943 am edt tue may 5 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 cold front will ease across western lake erie into
the lower great lakes this evening. low pressure will develop
along this front over the ohio valley, causing wind over the
central great lakes to organize out of the northeast on
wednesday. broad high pressure then builds into the ohio valley
and southern great lakes thursday into friday.


lhz361-052200-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
943 am edt tue may 5 2026

.rest of today...west winds 10 to 15 knots. waves 2 to 4 feet. 
.tonight...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late evening and overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.wednesday...west winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 10 to 15 knots becoming northwest
5 to 10 knots in the late evening and overnight. waves 1 to
3 feet. 
.thursday...west winds 5 to 10 knots. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots backing to the east early
in the evening...then veering to the south by midnight. waves
2 feet or less. 
.saturday...west winds 5 to 10 knots becoming southwest 10 to
15 knots early in the evening...then decreasing to 5 to 10 knots
by midnight. waves 2 feet or less. 


$$