fzus61 kbuf 111403
glflo 
expires:202603112100;;016372

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt wed mar 11 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...low pressure will deepen to 29.2 inches as it moves from 
lake huron this evening to southern quebec overnight before reaching 
the canadian maritimes thursday evening. a ridge of high pressure 
averaging 30.1 inches will then build into the ohio valley and lower 
great lakes thursday afternoon and evening before drifting to the 
eastern seaboard friday. a 29.0 inch low will then move from the 
upper great lakes friday morning to the ottawa valley friday night 
while weakening to 29.4 inches. this low will continue east to the 
canadian maritimes saturday as a 30.3 inch high builds into the 
lower great lakes.


loz062-112100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt wed mar 11 2026

...gale warning in effect from this evening through thursday
morning...

.this afternoon...east winds 10 to 15 knots becoming southeast
15 to 20 knots. rain and scattered thunderstorms. waves 3 to
6 feet subsiding to 2 to 4 feet. 
.tonight...southwest winds 15 to 25 knots becoming west and
increasing to 35 knot gales after midnight. a chance of rain
showers through the early overnight. waves 3 to 5 feet building
to 10 to 14 feet. waves occasionally around 18 feet. 
.thursday...west gales to 35 knots diminishing to 30 knots. waves
10 to 14 feet subsiding to 6 to 9 feet. waves occasionally around
18 feet. 
.thursday night...west winds 15 to 25 knots becoming southwest
and diminishing to 10 to 15 knots. waves 5 to 8 feet subsiding to
2 to 4 feet. waves occasionally around 10 feet. 
.friday...southeast winds to 30 knots becoming west and
increasing to 35 knot gales. rain and snow during the day, then
rain likely with a chance of snow showers friday night. waves
3 to 6 feet building to 10 to 15 feet. waves occasionally around
19 feet. 
.saturday...west gales to 35 knots becoming northeast and
diminishing to 15 to 20 knots. a chance of snow showers saturday
night. waves 10 to 14 feet subsiding to 1 to 3 feet. waves
occasionally around 18 feet. 
.sunday...east winds 15 to 25 knots becoming south and increasing
to 35 knot gales. snow and rain showers. waves 3 to 5 feet
building to 10 to 14 feet. waves occasionally around 18 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 111933
glflh 
expires:202603120345;;031606

open lake forecast for lake huron
national weather service detroit/pontiac mi
333 pm edt wed mar 11 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...colder air fills in across lake huron the wake of a
departing low pressure system which will bring breezy conditions
across lake huron late tonight and overnight. some isolated gusts
to gales will be possible. a strong low pressure system, 29.10
inches, then enters northern lower michigan and northern lake
huron through friday morning. this will bring widespread gales to
the great lakes. a gale watch is now in effect.


lhz362-120345-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
333 pm edt wed mar 11 2026

...gale watch in effect from late thursday night through late
friday night...

.tonight...northwest winds 20 to 25 knots increasing to 30 knots
late in the evening...then increasing to 35 knot gales after
midnight decreasing to 30 knots early in the morning. snow likely
and sleet with freezing rain likely in the evening. waves 8 to
12 feet building to 12 to 16 feet after midnight. waves
occasionally around 20 feet. 
.thursday...northwest winds to 30 knots decreasing to 15 to
20 knots. waves 10 to 14 feet subsiding to 5 to 7 feet late in
the afternoon. waves occasionally around 18 feet. 
.thursday night...west winds 10 to 15 knots backing to the
southwest by midnight...then becoming southeast 20 to 25 knots
with gusts to 35 knot gales after midnight. snow likely after
midnight. waves 3 to 5 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.friday...southeast at 35 knot gales becoming south to 30 knots
in the late morning and afternoon. gusts to 40 knot gales. snow
likely in the morning...then a chance of rain and snow in the
afternoon. waves 14 to 18 feet. waves occasionally around
23 feet. a gale warning may be needed. 
.friday night...northwest at 35 knot gales decreasing to 30 knots
after midnight. gusts to 40 knot gales. waves 12 to 16 feet.
waves occasionally around 20 feet. 
.saturday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots late in the morning...then
decreasing to 5 to 10 knots late in the afternoon becoming
southeast 10 to 15 knots late in the evening. waves 10 to 14 feet
subsiding to 2 to 4 feet. waves occasionally around 18 feet. 
.sunday...southeast winds 15 to 20 knots becoming east to
30 knots with gusts to 35 knot gales in the late morning and
early afternoon...then becoming northeast at 40 knot gales . snow
likely early in the morning. rain, snow. waves 8 to 12 feet
building to 14 to 18 feet. waves occasionally around 23 feet. a
gale warning may be needed. 
.monday...north at 40 knot gales backing to the west until early
evening...then becoming northwest at 35 knot gales by midnight.
snow and rain likely early in the morning...then a chance of snow
and rain in the late morning and early afternoon. waves 15 to
20 feet. waves occasionally around 25 feet. 


$$

fzus63 kdtx 111933
glflh 
expires:202603120345;;031607

open lake forecast for lake huron
national weather service detroit/pontiac mi
333 pm edt wed mar 11 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...colder air fills in across lake huron the wake of a
departing low pressure system which will bring breezy conditions
across lake huron late tonight and overnight. some isolated gusts
to gales will be possible. a strong low pressure system, 29.10
inches, then enters northern lower michigan and northern lake
huron through friday morning. this will bring widespread gales to
the great lakes. a gale watch is now in effect.


lhz363-120345-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
333 pm edt wed mar 11 2026

.tonight...northwest winds 20 to 25 knots with gusts to around
30 knots increasing to 30 knots after midnight...then decreasing
to 20 to 25 knots with gusts to around 30 knots early in the
morning. a chance of freezing rain and sleet in the evening.
waves 8 to 12 feet building to 12 to 16 feet after midnight.
waves occasionally around 20 feet. 
.thursday...northwest winds 20 to 25 knots decreasing to 10 to
15 knots. waves 10 to 14 feet subsiding to 5 to 7 feet late in
the afternoon. waves occasionally around 18 feet. 
.thursday night...west winds 5 to 10 knots backing to the
southwest by midnight...then becoming southeast 20 to 25 knots
with gusts to 35 knot gales after midnight. snow likely after
midnight. waves 3 to 5 feet building to 5 to 7 feet after
midnight. waves occasionally around 10 feet. 
.friday...southeast at 35 knot gales becoming south to 30 knots
in the late morning and afternoon. gusts to 45 knot gales. rain
and snow likely in the morning...then rain likely and a chance of
snow in the afternoon. waves 10 to 14 feet. waves occasionally
around 18 feet. a gale warning may be needed. 
.friday night...west at 35 knot gales with gusts to 45 knot gales
becoming northwest to 30 knots with gusts to 40 knot gales in the
late evening and overnight. waves 12 to 16 feet. waves
occasionally around 20 feet. 
.saturday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the morning...then becoming southwest 5 to
10 knots late in the afternoon becoming southeast 10 to 15 knots
late in the evening. waves 8 to 12 feet subsiding to 2 to 4 feet
late in the afternoon. waves occasionally around 15 feet. 
.sunday...east winds 15 to 20 knots increasing to 35 knot gales
with gusts to 40 knot gales. snow likely early in the morning...
then snow...rain and freezing rain. waves 5 to 7 feet building to
15 to 20 feet. waves occasionally around 25 feet. a gale warning
may be needed. 
.monday...north at 35 knot gales with gusts to 40 knot gales
backing to the west with gusts to 40 knot gales until early
evening...then becoming northwest to 30 knots by midnight. snow
and rain likely early in the morning...then a chance of snow in
the late morning and early afternoon. waves 15 to 20 feet. waves
occasionally around 25 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 111933
glflh 
expires:202603120345;;031608

open lake forecast for lake huron
national weather service detroit/pontiac mi
333 pm edt wed mar 11 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...colder air fills in across lake huron the wake of a
departing low pressure system which will bring breezy conditions
across lake huron late tonight and overnight. some isolated gusts
to gales will be possible. a strong low pressure system, 29.10
inches, then enters northern lower michigan and northern lake
huron through friday morning. this will bring widespread gales to
the great lakes. a gale watch is now in effect.


lhz462>464-120345-
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-
333 pm edt wed mar 11 2026

.tonight...northwest winds 20 to 25 knots with gusts to around
30 knots increasing to 30 knots after midnight...then decreasing
to 20 to 25 knots with gusts to around 30 knots early in the
morning. a chance of freezing rain in the evening. waves 6 to
9 feet building to 10 to 14 feet after midnight. waves
occasionally around 18 feet. 
.thursday...northwest winds 20 to 25 knots with gusts to around
30 knots becoming west 10 to 15 knots. waves 8 to 12 feet
subsiding to 5 to 7 feet late in the afternoon. waves
occasionally around 15 feet. 
.thursday night...northwest winds 5 to 10 knots backing to the
southwest by midnight...then becoming southeast 15 to 20 knots
with gusts to around 30 knots after midnight. snow likely after
midnight. waves 2 to 4 feet building to 5 to 7 feet after
midnight. waves occasionally around 10 feet. 
.friday...south at 35 knot gales veering to the southwest early
in the afternoon. gusts to 45 knot gales. rain and snow likely in
the morning...then rain likely and a chance of snow in the
afternoon. waves 10 to 14 feet. waves occasionally around
18 feet. a gale warning may be needed. 
.friday night...west at 35 knot gales with gusts to 45 knot gales
decreasing to 30 knots with gusts to 35 knot gales after
midnight. waves 10 to 14 feet. waves occasionally around 18 feet.
.saturday...northwest winds 15 to 20 knots with gusts to around
30 knots decreasing to 5 to 10 knots late in the morning...then
becoming east 10 to 15 knots late in the evening. a chance of
snow late in the evening. waves 6 to 9 feet subsiding to 2 to
4 feet late in the afternoon. waves occasionally around 12 feet. 
.sunday...east winds 15 to 20 knots increasing to 35 knot gales
with gusts to 40 knot gales. rain and snow. waves 8 to 12 feet
building to 12 to 16 feet . waves occasionally around 20 feet. a
gale warning may be needed. 
.monday...southwest at 35 knot gales with gusts to 40 knot gales
veering to the west early in the evening...then decreasing to
30 knots by midnight. rain and snow likely early in the morning...
then a chance of snow and rain in the late morning and early
afternoon. waves 14 to 18 feet. waves occasionally around
23 feet. 


$$