fzus61 kbuf 131402
glflo 
expires:202605132100;;491746

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt wed may 13 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 29.6 inch low over the central great lakes this 
morning will move slowly east, just to the north of lake ontario by 
this evening, then will weaken into a trough as it slowly drifts 
over eastern new york and new england thursday. a 30.0 inch high 
will then build from the central great lakes and ohio valley 
thursday night to the lower great lakes and mid atlantic friday, 
then off the carolina coast saturday. a 29.3 inch low over the 
central plains will then push its' warm front into the lower great 
lakes region sunday and sunday night.


loz062-132100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt wed may 13 2026

.rest of today...south winds 15 to 20 knots becoming southwest. a
chance of showers. waves 2 to 4 feet. 
.tonight...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet. 
.thursday...west winds 5 to 10 knots becoming northwest. a chance
of showers. waves 2 feet or less. 
.thursday night...northwest winds 5 to 10 knots. a chance of
showers in the evening. waves 1 foot or less. 
.friday...west winds 5 to 15 knots becoming southwest. waves
2 feet or less. 
.saturday...southwest winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. waves 1 to 3 feet building to 2 to
4 feet, then subsiding to 1 to 3 feet. 
.sunday...northwest winds 10 knots or less becoming east. a
chance of showers. waves 2 feet or less. 

$$

fzus61 kbuf 131402
glflo 
expires:202605132100;;491747

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt wed may 13 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 29.6 inch low over the central great lakes this 
morning will move slowly east, just to the north of lake ontario by 
this evening, then will weaken into a trough as it slowly drifts 
over eastern new york and new england thursday. a 30.0 inch high 
will then build from the central great lakes and ohio valley 
thursday night to the lower great lakes and mid atlantic friday, 
then off the carolina coast saturday. a 29.3 inch low over the 
central plains will then push its' warm front into the lower great 
lakes region sunday and sunday night.


loz063>065-132100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt wed may 13 2026

.rest of today...south winds 15 to 25 knots becoming southwest.
showers likely late this morning, then showers likely with a
chance of thunderstorms early this afternoon. a chance of showers
and thunderstorms late. waves 3 to 5 feet subsiding to 2 to
4 feet. 
.tonight...southwest winds 5 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.thursday...southwest winds 10 knots or less becoming northwest.
a chance of showers in the afternoon. waves 2 feet or less. 
.thursday night...west winds 5 to 10 knots becoming northwest. a
chance of showers. waves 2 feet or less. 
.friday...northwest winds 5 to 15 knots becoming south. a chance
of showers during the day. waves 2 feet or less. 
.saturday...south winds 10 to 15 knots becoming west. a chance of
showers. waves 1 to 3 feet. 
.sunday...west winds 5 to 10 knots becoming east. a chance of
showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 131353
glfle 
expires:202605132015;;491396

open lake forecast for lake erie
national weather service cleveland oh
953 am edt wed may 13 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 29.60 inches continues to move across the eastern 
great lakes today, allowing for a cold front to exit to the east 
across lake erie late this morning. a trough averaging 29.90 
inches will remain across the lake through thursday. high pressure
30.10 inches will build across the region thursday night into 
friday. this high will move east friday night to allow a warm 
front to lift across the lake friday night into saturday.


lez165>167-132015-
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-
953 am edt wed may 13 2026

.rest of today...west winds 15 to 20 knots. a slight chance of
showers late this morning. waves 4 to 6 feet. 
.tonight...west winds 15 to 20 knots becoming northwest. a chance
of showers. waves 3 to 5 feet. 
.thursday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely in the morning, then a chance of showers
in the afternoon. waves 3 to 5 feet subsiding to 2 to 3 feet. 
.thursday night...northwest winds 5 to 15 knots. waves 1 to
3 feet. 
.friday...west winds 10 knots or less becoming south 10 to
15 knots. waves 1 to 3 feet. 
.saturday...south winds 5 to 15 knots becoming southwest. a
chance of showers saturday night. waves 1 to 3 feet. 
.sunday...southeast winds 5 to 10 knots becoming south. a chance
of showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 131353
glfle 
expires:202605132015;;491397

open lake forecast for lake erie
national weather service cleveland oh
953 am edt wed may 13 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 29.60 inches continues to move across the eastern 
great lakes today, allowing for a cold front to exit to the east 
across lake erie late this morning. a trough averaging 29.90 
inches will remain across the lake through thursday. high pressure
30.10 inches will build across the region thursday night into 
friday. this high will move east friday night to allow a warm 
front to lift across the lake friday night into saturday.


lez061-168-169-132015-
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-
953 am edt wed may 13 2026

.rest of today...southwest winds 15 to 20 knots becoming west. a
chance of showers with a slight chance of thunderstorms late this
morning, then a slight chance of showers and thunderstorms early
this afternoon. waves 3 to 6 feet. 
.tonight...west winds 15 to 20 knots. a chance of showers through
the early overnight, then showers likely late. waves 3 to 5 feet.
.thursday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely in the morning, then a chance of showers
in the afternoon. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday night...northwest winds 5 to 15 knots. waves 1 to
3 feet. 
.friday...west winds 10 knots or less becoming south 10 to
15 knots. waves 2 feet or less. 
.saturday...south winds 5 to 15 knots becoming southwest. a
chance of showers saturday night. waves 1 to 2 feet. 
.sunday...southeast winds 10 knots or less. a chance of showers.
waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 131353
glfle 
expires:202605132015;;491395

open lake forecast for lake erie
national weather service cleveland oh
953 am edt wed may 13 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 29.60 inches continues to move across the eastern 
great lakes today, allowing for a cold front to exit to the east 
across lake erie late this morning. a trough averaging 29.90 
inches will remain across the lake through thursday. high pressure
30.10 inches will build across the region thursday night into 
friday. this high will move east friday night to allow a warm 
front to lift across the lake friday night into saturday.


lez162>164-132015-
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-
953 am edt wed may 13 2026

.rest of today...west winds 15 to 20 knots. waves 3 to 5 feet. 
.tonight...northwest winds 15 to 20 knots. a slight chance of
showers early, then a chance of showers. a slight chance of
showers late. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.thursday...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers in the morning. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.thursday night...north winds 10 knots or less becoming
southwest. waves 2 feet or less. 
.friday...south winds 5 to 15 knots. waves 2 feet or less. 
.saturday...southwest winds 5 to 15 knots. a chance of showers
saturday night. waves 2 feet or less. 
.sunday...southeast winds 5 to 15 knots becoming south. a chance
of showers and thunderstorms during the day, then a chance of
showers sunday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 131347
glflh 
expires:202605132200;;491381

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am edt wed may 13 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...low pressure of 29.60 inches tracking through lake
huron this morning will bring gusty west winds of 25 to 30 knots.
much lighter winds for thursday as high pressure arrives.


lhz361-362-132200-
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-
947 am edt wed may 13 2026

.rest of today...northwest winds 15 to 20 knots with gusts to
around 30 knots increasing to 20 to 25 knots with gusts to around
30 knots late in the afternoon. a chance of showers. waves 6 to
9 feet. waves occasionally around 12 feet. 
.tonight...northwest winds 15 to 20 knots. gusts to 30 knots in
the evening. a chance of showers in the evening. waves 6 to
9 feet. waves occasionally around 12 feet. 
.thursday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and afternoon. waves 3 to 5 feet. 
.thursday night...north winds 5 to 10 knots backing to the west
by midnight...then becoming light and variable after midnight.
waves 2 to 4 feet subsiding to 2 feet or less in the late evening
and overnight. 
.friday...south winds 5 to 10 knots increasing to 15 to 20 knots.
waves 1 to 3 feet building to 4 to 6 feet. waves occasionally
around 8 feet. 
.saturday...south winds 15 to 20 knots becoming southwest 10 to
15 knots until early evening...then becoming northwest 5 to
10 knots by midnight. waves 4 to 6 feet. 
.sunday...northeast winds 5 to 10 knots veering to the east early
in the evening...then increasing to 10 to 15 knots by midnight. a
chance of showers . waves 2 to 4 feet subsiding to 1 to 3 feet in
the late morning and early afternoon...then building to 4 to
6 feet . waves occasionally around 8 feet. 


$$

fzus63 kdtx 131347
glfsc 
expires:202605132200;;491384

lake st clair forecast
national weather service detroit/pontiac mi
947 am edt wed may 13 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...low pressure of 29.60 inches tracking through lake
huron this morning will bring gusty west winds of 25 to 30 knots.
much lighter winds for thursday as high pressure arrives.


lcz460-132200-
lake st clair-
947 am edt wed may 13 2026

...small craft advisory in effect through this evening...

.rest of today...west winds 15 to 20 knots. mostly cloudy. waves 1
to 3 feet.
.tonight...northwest winds 15 to 20 knots. mostly cloudy. waves 1 to
3 feet.
.thursday...northwest winds 15 to 20 knots becoming north 10 to 15
knots early in the afternoon. mostly sunny. waves 1 to 3 feet.
.thursday night...north winds 10 to 15 knots diminishing to 5 to 10
knots by midnight...then becoming light and variable after midnight.
mostly clear. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots becoming south 10 to 15
knots in the afternoon and evening. partly cloudy. waves 2 feet or
less.
.saturday...southwest winds 15 to 20 knots. mostly clear. waves 2
feet or less.
.sunday...southeast winds 10 to 15 knots. partly cloudy. a chance of
showers. waves 2 feet or less.

$$

fzus63 kdtx 131347
glflh 
expires:202605132200;;491382

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 am edt wed may 13 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...low pressure of 29.60 inches tracking through lake
huron this morning will bring gusty west winds of 25 to 30 knots.
much lighter winds for thursday as high pressure arrives.


lhz363-462>464-132200-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
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-
947 am edt wed may 13 2026

.rest of today...west winds 15 to 20 knots. a chance of showers
in the afternoon. waves 5 to 7 feet building to 6 to 9 feet late
in the afternoon. waves occasionally around 12 feet. 
.tonight...northwest winds 15 to 20 knots. gusts to 30 knots in
the evening. a chance of showers in the evening. waves 6 to
9 feet. waves occasionally around 12 feet. 
.thursday...northwest winds 15 to 20 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.thursday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 3 to 5 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.friday...south winds 5 to 10 knots increasing to 15 to 20 knots.
waves 2 feet or less building to 4 to 6 feet. waves occasionally
around 8 feet. 
.saturday...southwest winds 10 to 15 knots. waves 3 to 5 feet. 
.sunday...north winds 5 to 10 knots veering to the northeast
until early evening...then increasing to 10 to 15 knots by
midnight. a chance of showers. waves 2 to 4 feet subsiding to
1 to 3 feet until early evening...then building to 2 to 4 feet by
midnight. 


$$