fzus61 kbuf 170804
glflo 
expires:202604171500;;510991

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt fri apr 17 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 30.0 inch high will build across the lower great lakes 
today, and new england tonight. a 29.4 inch low near lake superior 
friday evening will move to james bay and deepen to 29.0 inches 
saturday, while pushing a trailing strong cold front across the lake 
later saturday and saturday evening. a 30.4 inch high will then 
settle southeastward across the great lakes sunday through monday 
night, before sliding off the mid-atlantic coast tuesday. a 29.9 
inch trough will move across the lake tuesday night before a 30.1 
inch high moves across the great lakes region wednesday.


loz062-171500-
lake ontario open waters from the niagara river to hamlin beach-
404 am edt fri apr 17 2026

.today...northwest winds 10 knots or less becoming east. areas of
fog through early afternoon. waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming southeast. waves
1 foot or less. 
.saturday...southeast winds 10 to 15 knots becoming southwest
15 to 20 knots. a chance of showers in the morning, then showers
in the afternoon. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday night...west winds 15 to 20 knots becoming northwest.
rain showers in the evening, then rain showers likely overnight.
waves 3 to 5 feet. 
.sunday...west winds 15 to 20 knots becoming northwest. a chance
of rain showers. waves 3 to 5 feet. 
.monday...northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming west 10 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet. 

$$

fzus63 kdtx 170749
glflh 
expires:202604171600;;510481

open lake forecast for lake huron
national weather service detroit/pontiac mi
349 am edt fri apr 17 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...fog lingers through the morning with high pressure, 
30.00 inches, crossing the region. a powerful cold front arrives 
on saturday, bringing another round of showers and storms in 
addition to stronger winds for the weekend.


lhz361-362-171600-
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-
349 am edt fri apr 17 2026

...dense fog advisory in effect until 10 am edt this morning...

.today...light and variable winds becoming east 5 to 10 knots
late in the morning...then increasing to 10 to 15 knots in the
afternoon. widespread dense fog in the morning. waves 2 feet or
less building to 3 to 5 feet late in the afternoon. 
.tonight...east winds 15 to 20 knots becoming southeast 20 to
25 knots with gusts to around 30 knots after midnight. a chance
of showers and thunderstorms after midnight. waves 5 to 7 feet
building to 6 to 9 feet early in the morning. waves occasionally
around 12 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots becoming west 15 to 20 knots early in the afternoon.
showers likely and a chance of thunderstorms in the morning.
waves 8 to 12 feet. waves occasionally around 15 feet. 
.saturday night...west winds 15 to 20 knots. waves 6 to 9 feet.
waves occasionally around 12 feet. 
.sunday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots late in the evening. waves
8 to 12 feet. waves occasionally around 15 feet. 
.monday...northwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon...then becoming
southwest 10 to 15 knots early in the evening becoming south
15 to 20 knots by midnight. waves 6 to 9 feet subsiding to 4 to
6 feet in the late morning and early afternoon...then subsiding
to 1 to 3 feet early in the evening building to 6 to 9 feet by
midnight. waves occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the evening...
then becoming west 10 to 15 knots by midnight. waves 8 to 12 feet
subsiding to 4 to 6 feet by midnight. waves occasionally around
15 feet. 


$$

fzus63 kdtx 170749
glflh 
expires:202604171600;;510482

open lake forecast for lake huron
national weather service detroit/pontiac mi
349 am edt fri apr 17 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...fog lingers through the morning with high pressure, 
30.00 inches, crossing the region. a powerful cold front arrives 
on saturday, bringing another round of showers and storms in 
addition to stronger winds for the weekend.


lhz363-462>464-171600-
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-
349 am edt fri apr 17 2026

...dense fog advisory in effect until 10 am edt this morning...

.today...light and variable winds becoming east 5 to 10 knots in
the afternoon. widespread dense fog in the morning. waves 2 feet
or less. 
.tonight...east winds 10 to 15 knots becoming southeast 20 to
25 knots with gusts to around 30 knots. a chance of showers after
midnight. waves 1 to 3 feet building to 5 to 7 feet. waves
occasionally around 10 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots in the late morning and
early afternoon...then veering to the west early in the
afternoon. showers likely in the morning...then a chance of
showers in the afternoon. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.saturday night...west winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. a chance of showers
in the evening. waves 5 to 7 feet. waves occasionally around
10 feet. 
.sunday...northwest winds 15 to 20 knots. waves 6 to 9 feet
building to 8 to 12 feet late in the afternoon. waves
occasionally around 15 feet. 
.monday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then veering
to the north early in the evening becoming south 15 to 20 knots
by midnight. waves 6 to 9 feet subsiding to 2 to 4 feet early in
the evening...then building to 4 to 6 feet by midnight. waves
occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 10 to 15 knots. waves 6 to 9 feet
subsiding to 3 to 5 feet by midnight. waves occasionally around
12 feet. 


$$

fzus63 kdtx 170144
glflh 
expires:202604170945;;495538

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt thu apr 16 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...fog lingers into friday with high pressure, 30.00
inches, crossing the region. a powerful cold front arrives on
saturday, bringing another round of showers and storms in
addition to stronger winds for the weekend.


lhz363-462-170945-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
944 pm edt thu apr 16 2026

...dense fog advisory in effect from 2 am to 10 am edt friday...

.rest of tonight...north winds 5 to 10 knots by midnight becoming
light and variable. areas of dense fog this evening...then
widespread dense fog after midnight. waves 2 feet or less. 
.friday...light and variable winds becoming east 5 to 10 knots in
the afternoon. widespread dense fog in the morning. waves 2 feet
or less. 
.friday night...east winds 10 to 15 knots becoming southeast
20 to 25 knots with gusts to around 30 knots. a chance of showers
after midnight. waves 1 to 3 feet building to 4 to 6 feet in the
late evening and overnight. waves occasionally around 8 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots with gusts to around
30 knots in the late morning and early afternoon...then veering
to the southwest early in the afternoon. showers likely in the
morning...then a chance of showers in the afternoon. waves 6 to
9 feet. waves occasionally around 12 feet. 
.saturday night...west winds 15 to 20 knots. a chance of showers
in the evening. waves 5 to 7 feet. waves occasionally around
10 feet. 
.sunday...northwest winds 15 to 20 knots increasing to 20 to
25 knots late in the evening. waves 6 to 9 feet building to 8 to
12 feet late in the afternoon. waves occasionally around 15 feet.
.monday...northwest winds 15 to 20 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then veering
to the east early in the evening becoming south 15 to 20 knots by
midnight. waves 6 to 9 feet subsiding to 2 to 4 feet early in the
evening...then building to 4 to 6 feet by midnight. waves
occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the evening...
then becoming west 10 to 15 knots by midnight. waves 6 to 9 feet
subsiding to 3 to 5 feet by midnight. waves occasionally around
12 feet. 


$$

fzus63 kdtx 170144
glflh 
expires:202604170945;;495539

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt thu apr 16 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...fog lingers into friday with high pressure, 30.00
inches, crossing the region. a powerful cold front arrives on
saturday, bringing another round of showers and storms in
addition to stronger winds for the weekend.


lhz463-464-170945-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
944 pm edt thu apr 16 2026

...dense fog advisory in effect until 10 am edt friday...

.rest of tonight...north winds 5 to 10 knots. areas of dense fog
this evening...then widespread dense fog after midnight. waves
2 feet or less. 
.friday...north winds 5 to 10 knots early in the morning becoming
light and variable...then becoming southeast 5 to 10 knots late
in the afternoon. widespread dense fog in the morning. waves
2 feet or less. 
.friday night...southeast winds 5 to 10 knots increasing to 15 to
20 knots. a chance of showers after midnight. waves 2 feet or
less building to 4 to 6 feet. waves occasionally around 8 feet. 
.saturday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the
afternoon. showers. waves 5 to 7 feet. waves occasionally around
10 feet. 
.saturday night...west winds 15 to 20 knots. a chance of showers.
waves 3 to 5 feet. 
.sunday...northwest winds 15 to 20 knots increasing to 20 to
25 knots late in the evening. waves 4 to 6 feet building to 6 to
9 feet late in the evening. waves occasionally around 12 feet. 
.monday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and early afternoon...then becoming
northeast 5 to 10 knots early in the evening becoming south 10 to
15 knots by midnight. waves 6 to 9 feet subsiding to 3 to 5 feet
. waves occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots early in the evening...
then becoming west 10 to 15 knots by midnight. waves 6 to 9 feet
subsiding to 2 to 4 feet by midnight. waves occasionally around
12 feet. 


$$