fzus61 kbuf 212102
glflo 
expires:202511220400;;270597

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri nov 21 2025

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 29.2 inch surface low near james bay will swing a cold 
front across the lake this evening, with a 30.1 inch high building 
over the ohio valley and lower great lakes saturday. a 29.5 inch low 
will then move from northern ontario to james bay sunday, sending 
its cold front across the lake through the afternoon hours. a 30.2 
inch high is then forecast to build across the ohio valley monday. 
on tuesday a 29.5 inch low to the north of lake superior will swing 
a cold front across the lake by tuesday night. the surface low will 
then track well north of the lake through wednesday.


loz062-220400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est fri nov 21 2025

.tonight...northwest winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.saturday...northwest winds 5 to 15 knots becoming west. waves
2 feet or less. 
.saturday night...northwest winds 5 to 15 knots becoming
southwest. waves 2 feet or less. 
.sunday...southwest winds 15 to 25 knots becoming west. a chance
of rain. waves 1 to 3 feet building to 4 to 6 feet. 
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.monday...west winds 5 to 10 knots becoming southeast. waves 1 to
3 feet subsiding to 1 foot or less. 
.tuesday...southeast winds 10 to 15 knots becoming southwest.
rain. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 20 knots becoming west and
increasing to 30 knots. a chance of rain showers during the day,
then a chance of rain and snow showers wednesday night. waves
3 to 5 feet building to 8 to 11 feet. waves occasionally around
14 feet. 

$$

fzus63 kdtx 212038
glflh 
expires:202511220445;;269772

open lake forecast for lake huron
national weather service detroit/pontiac mi
338 pm est fri nov 21 2025

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, 30.10 inches, will build into the
central great lakes through tomorrow. low pressure tracking
through northern ontario saturday evening will track a cold front
through the region saturday night. northwest wind gusts behind
the front sunday morning will reach into the 20 to 30 knot range.


lhz361>363-220445-
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-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
338 pm est fri nov 21 2025

.tonight...northwest winds 15 to 25 knots decreasing to 10 to 15 
knots after midnight. waves 4 to 6 feet. waves occasionally around
8 feet. 
.saturday...northwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon...then backing
to the southwest late in the afternoon. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. 
.saturday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots in the late evening and overnight. a chance of
rain. waves 1 to 3 feet building to 3 to 5 feet in the late
evening and overnight. 
.sunday...west winds 20 to 25 knots decreasing to 15 to 20 knots
early in the afternoon. waves 4 to 6 feet. 
.sunday night...west winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 3 to 5 feet subsiding to 1 to
3 feet after midnight. waves occasionally around 8 feet. 
.monday...southwest winds 10 to 15 knots backing to the south
late in the afternoon. rain likely late in the evening. waves
1 to 3 feet building to 2 to 4 feet late in the evening. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and early morning. rain likely...
then a chance of rain in the late evening and early morning.
waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots increasing to 35 knot
gales. a chance of rain and snow...then snow likely in the late
evening and early morning. waves 4 to 6 feet building to 10 to
14 feet. waves occasionally around 18 feet. a gale warning may be
needed. 


$$

fzus63 kdtx 212038
glflh 
expires:202511220445;;269773

open lake forecast for lake huron
national weather service detroit/pontiac mi
338 pm est fri nov 21 2025

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, 30.10 inches, will build into the
central great lakes through tomorrow. low pressure tracking
through northern ontario saturday evening will track a cold front
through the region saturday night. northwest wind gusts behind
the front sunday morning will reach into the 20 to 30 knot range.


lhz462>464-220445-
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-
338 pm est fri nov 21 2025

.tonight...northwest winds around 15 knots. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then backing
to the west late in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the afternoon. 
.saturday night...southwest winds 5 to 10 knots increasing to
15 to 20 knots in the late evening and overnight. waves 1 to
3 feet building to 3 to 5 feet after midnight. 
.sunday...west winds 15 to 20 knots. waves 3 to 5 feet. 
.sunday night...west winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.monday...southwest winds 10 to 15 knots backing to the south
late in the afternoon. rain likely late in the evening. waves
1 to 3 feet building to 2 to 4 feet late in the evening. 
.tuesday...south winds 15 to 20 knots decreasing to 10 to
15 knots until early evening...then veering to the southwest in
the late evening and early morning. rain early in the morning...
then rain likely early in the evening. a chance of rain in the
late evening and early morning. waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots increasing to 35 knot
gales. a chance of rain. a chance of snow. waves 3 to 5 feet
building to 8 to 12 feet. waves occasionally around 15 feet. a
gale warning may be needed. 


$$

fzus63 kdtx 211435
glflh 
expires:202511212300;;255054

open lake forecast for lake huron
national weather service detroit/pontiac mi
935 am est fri nov 21 2025

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 weak cold front, 29.90 inches, tracks across the
region early this morning, supporting moderate west-northwest
winds through the day. high pressure, 30.10 inches, then slides
across the central great lakes to close out the week.


lhz361-362-212300-
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-
935 am est fri nov 21 2025

.rest of today...west winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. waves 3 to 5 feet. 
.tonight...northwest winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.saturday...northwest winds 5 to 10 knots backing to the west
early in the afternoon. waves 2 to 4 feet subsiding to 1 to
3 feet in the late morning and afternoon. 
.saturday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots after midnight. a chance of rain. waves 1 to
3 feet building to 3 to 5 feet in the late evening and overnight.
.sunday...west winds 15 to 20 knots decreasing to 5 to 10 knots.
waves 4 to 6 feet subsiding to 2 to 4 feet late in the evening.
waves occasionally around 8 feet. 
.monday...west winds 5 to 10 knots backing to the south until
early evening...then increasing to 10 to 15 knots in the late
evening and early morning. a chance of rain until early morning.
waves 1 to 3 feet building to 2 to 4 feet in the late evening and
early morning. 
.tuesday...southeast winds 10 to 15 knots. rain until afternoon...
then rain likely until early morning. waves 3 to 5 feet. 


$$

fzus63 kdtx 211435
glflh 
expires:202511212300;;255055

open lake forecast for lake huron
national weather service detroit/pontiac mi
935 am est fri nov 21 2025

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 weak cold front, 29.90 inches, tracks across the
region early this morning, supporting moderate west-northwest
winds through the day. high pressure, 30.10 inches, then slides
across the central great lakes to close out the week.


lhz363-462-212300-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
935 am est fri nov 21 2025

.rest of today...west winds 10 to 15 knots. waves 2 to 4 feet. 
.tonight...northwest winds 10 to 15 knots increasing to 15 to
20 knots late in the evening...then decreasing to 10 to 15 knots
after midnight. waves 3 to 5 feet. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then backing
to the west early in the afternoon. waves 2 to 4 feet subsiding
to 1 to 3 feet early in the afternoon. 
.saturday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. waves 1 to
3 feet building to 3 to 5 feet in the late evening and overnight.
.sunday...west winds 15 to 20 knots decreasing to 5 to 10 knots.
waves 3 to 5 feet subsiding to 2 to 4 feet late in the evening. 
.monday...southwest winds 5 to 10 knots becoming south 10 to
15 knots until early morning. rain likely in the late evening and
early morning. waves 1 to 3 feet building to 2 to 4 feet in the
late evening and early morning. 
.tuesday...southeast winds 15 to 20 knots becoming south 10 to
15 knots until early morning. rain until afternoon...then rain
likely early in the evening. a chance of rain in the late evening
and early morning. waves 3 to 5 feet. 


$$

fzus63 kdtx 211435
glflh 
expires:202511212300;;255056

open lake forecast for lake huron
national weather service detroit/pontiac mi
935 am est fri nov 21 2025

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 weak cold front, 29.90 inches, tracks across the
region early this morning, supporting moderate west-northwest
winds through the day. high pressure, 30.10 inches, then slides
across the central great lakes to close out the week.


lhz463-464-212300-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
935 am est fri nov 21 2025

.rest of today...west winds 10 to 15 knots. waves 1 to 3 feet. 
.tonight...northwest winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and afternoon. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the afternoon. 
.saturday night...west winds 5 to 10 knots becoming southwest
15 to 20 knots. waves 1 to 3 feet building to 3 to 5 feet after
midnight. 
.sunday...west winds 15 to 20 knots decreasing to 5 to 10 knots.
waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon.
.monday...west winds 5 to 10 knots becoming south 10 to 15 knots.
rain likely in the late evening and early morning. waves 1 to
3 feet building to 2 to 4 feet in the late evening and early
morning. 
.tuesday...southeast winds 15 to 20 knots becoming south 10 to
15 knots until early morning. rain until afternoon...then rain
likely until early morning. waves 3 to 5 feet. 


$$