fzus61 kbuf 270802
glflo 
expires:202608271500;;434459

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt thu aug 27 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 pre-frontal trough will cross the lower great lakes 
today, followed by a weak cold front tonight. a 30.2 inch high will 
then build from the upper great lakes friday to the lower great 
lakes saturday before drifting off the new england coast sunday. a 
weak frontal boundary is then forecast to stall just north of the 
lake sunday night through tuesday.


loz062-271500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt thu aug 27 2026

.today...southwest winds 10 to 15 knots becoming west. showers
likely with a chance of thunderstorms early. waves 1 to 3 feet. 
.tonight...west winds 5 to 10 knots becoming northwest. waves
1 to 2 feet. 
.friday...north winds 10 knots or less becoming west. waves
1 foot or less. 
.friday night...light and variable winds. waves 1 foot or less. 
.saturday...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.sunday...southwest winds 5 to 10 knots becoming south. a chance
of showers during the day, then showers likely sunday night.
waves 1 foot or less. 
.monday...south winds 5 to 10 knots becoming southeast. showers
likely during the day, then a chance of showers monday night.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 270802
glflo 
expires:202608271500;;434460

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt thu aug 27 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 pre-frontal trough will cross the lower great lakes 
today, followed by a weak cold front tonight. a 30.2 inch high will 
then build from the upper great lakes friday to the lower great 
lakes saturday before drifting off the new england coast sunday. a 
weak frontal boundary is then forecast to stall just north of the 
lake sunday night through tuesday.


loz063>065-271500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt thu aug 27 2026

.today...south winds 15 to 20 knots becoming southwest 10 to
15 knots. showers likely with a chance of thunderstorms this
morning, then a chance of showers this afternoon. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 15 knots becoming northwest. a chance
of waterspouts late. waves 1 to 2 feet. 
.friday...north winds 5 to 10 knots becoming northwest. a chance
of waterspouts in the morning. waves 2 feet or less. 
.friday night...northwest winds less than 10 knots becoming west.
waves 1 foot or less. 
.saturday...west winds 5 to 10 knots becoming southwest. waves
2 feet or less. 
.sunday...southwest winds 5 to 15 knots. showers likely sunday
night. waves 2 feet or less. 
.monday...south winds 5 to 10 knots becoming east. showers likely
during the day, then a chance of showers monday night. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 270758
glfle 
expires:202608271415;;434139

open lake forecast for lake erie
national weather service cleveland oh
358 am edt thu aug 27 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 crosses the lake this morning, followed by a trailing
surface trough tonight. high pressure of 30.10 inches builds into
the great lakes friday before settling to the mid-atlantic region
sunday. a warm front moves north across lake erie sunday night 
ahead of low pressure approaching the western great lakes.


lez165>168-271415-
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-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
358 am edt thu aug 27 2026

.today...west winds 5 to 15 knots. a slight chance of showers and
thunderstorms early. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 15 knots becoming northeast. a slight
chance of showers. a chance of waterspouts from late evening on.
waves 2 feet or less. 
.friday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.friday night...northeast winds 10 knots or less becoming east.
waves 1 foot or less. 
.saturday...southwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.sunday...southwest winds 5 to 15 knots. a chance of showers
sunday night. waves 1 to 3 feet. 
.monday...southwest winds 5 to 15 knots. a chance of showers
during the day. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 270758
glfle 
expires:202608271415;;434140

open lake forecast for lake erie
national weather service cleveland oh
358 am edt thu aug 27 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 crosses the lake this morning, followed by a trailing
surface trough tonight. high pressure of 30.10 inches builds into
the great lakes friday before settling to the mid-atlantic region
sunday. a warm front moves north across lake erie sunday night 
ahead of low pressure approaching the western great lakes.


lez061-169-271415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
358 am edt thu aug 27 2026

.today...southwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers with a slight chance of
thunderstorms early, then a slight chance of showers late this
morning. waves 2 to 4 feet. 
.tonight...west winds 5 to 15 knots becoming north. a chance of
waterspouts. a slight chance of showers. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots. waves 1 foot or less. 
.friday night...north winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday...south winds 10 knots or less. waves 1 foot or less. 
.sunday...south winds 5 to 10 knots becoming southwest. a chance
of showers sunday night. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots. a chance of showers
during the day. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 270758
glfle 
expires:202608271415;;434138

open lake forecast for lake erie
national weather service cleveland oh
358 am edt thu aug 27 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 crosses the lake this morning, followed by a trailing
surface trough tonight. high pressure of 30.10 inches builds into
the great lakes friday before settling to the mid-atlantic region
sunday. a warm front moves north across lake erie sunday night 
ahead of low pressure approaching the western great lakes.


lez162>164-271415-
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-
358 am edt thu aug 27 2026

.today...west winds 10 knots or less. waves 2 feet or less. 
.tonight...west winds 10 knots or less becoming northeast 10 to
15 knots. a chance of waterspouts after midnight. waves 2 feet or
less. 
.friday...northeast winds 5 to 15 knots becoming east. waves
2 feet or less. 
.friday night...east winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 5 to 10 knots. waves 1 foot or less. 
.sunday...southwest winds around 10 knots. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots. a chance of showers
during the day. waves 1 to 2 feet. 

$$

fzus63 kdtx 270744
glflh 
expires:202608271600;;433901

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 am edt thu aug 27 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...moderate northwest winds in place through daytime
thursday following the passage of a cold front. high pressure,
30.20 inches, then expands over the central great lakes to close
out the week.


lhz361-362-271600-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
344 am edt thu aug 27 2026

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


$$

fzus63 kdtx 270744
glfsc 
expires:202608271600;;433905

lake st clair forecast
national weather service detroit/pontiac mi
344 am edt thu aug 27 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...moderate northwest winds in place through daytime
thursday following the passage of a cold front. high pressure,
30.20 inches, then expands over the central great lakes to close
out the week.


lcz460-271600-
lake st clair-
344 am edt thu aug 27 2026

.today...west winds 5 to 10 knots veering to the northwest late in
the afternoon. mostly sunny. waves 2 feet or less.
.tonight...north winds 5 to 10 knots. partly cloudy. waves 2 feet or
less.
.friday...north winds 5 to 10 knots. mostly sunny. waves 2 feet or
less.
.friday night...east winds 5 to 10 knots veering to the south after
midnight. mostly clear. waves 2 feet or less.
.saturday...south winds 5 to 10 knots. mostly sunny in the morning
becoming partly cloudy. waves 2 feet or less.
.sunday...south winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.
.monday...southwest winds 5 to 10 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 270744
glflh 
expires:202608271600;;433902

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 am edt thu aug 27 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...moderate northwest winds in place through daytime
thursday following the passage of a cold front. high pressure,
30.20 inches, then expands over the central great lakes to close
out the week.


lhz363-271600-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
344 am edt thu aug 27 2026

.today...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. waves 1 to 3 feet. 
.tonight...north winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots. waves 2 feet or less. 
.friday night...light and variable winds. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots becoming southeast 5 to
10 knots by midnight. a chance of showers early in the morning.
rain showers likely and a chance of thunderstorms. waves 1 to 3 
feet. 
.monday...southeast winds 5 to 10 knots. a chance of showers and
thunderstorms early in the morning...then a chance of showers.
waves 2 feet or less. 


$$

fzus63 kdtx 270744
glflh 
expires:202608271600;;433903

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 am edt thu aug 27 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...moderate northwest winds in place through daytime
thursday following the passage of a cold front. high pressure,
30.20 inches, then expands over the central great lakes to close
out the week.


lhz462>464-271600-
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 am edt thu aug 27 2026

.today...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. waves 1 to 3 feet. 
.tonight...north winds 5 to 10 knots increasing to 10 to 15 knots
by midnight...then decreasing to 5 to 10 knots early in the
morning. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots. waves 1 to 3 feet. 
.friday night...north winds 5 to 10 knots veering to the east by
midnight...then veering to the south after midnight. waves 2 feet
or less. 
.saturday...south winds 5 to 10 knots increasing to 10 to
15 knots late in the evening. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots decreasing to 5 to 10 knots
by midnight. a chance of showers. a chance of thunderstorms. rain
showers likely by midnight. waves 1 to 3 feet. 
.monday...south winds 5 to 10 knots. showers likely and a chance
of thunderstorms early in the morning...then a chance of showers.
waves 2 feet or less. 


$$