fzus61 kbuf 010202
glflo 
expires:202605010900;;811482

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt thu apr 30 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...an elongated 29.7 inch low will gradually slide 
northeastward along the atlantic canada shoreline this evening.
this low will then retrograde northward and then northwestward 
across the canadian maritimes and quebec respectively friday and 
saturday. another 29.7 inch low will then deepen to 29.2 inches as 
it tracks from the southeastern states northeast off the atlantic 
coast saturday through sunday, while a 30.2 inch high ridges across 
the lower great lakes. a 29.1 inch low will then pinwheel 
counterclockwise about ontario, quebec, and hudson bay monday 
through tuesday night, sending an attendant cold front across the 
lake tuesday.


loz062-010900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt thu apr 30 2026

.overnight...northwest winds 5 to 10 knots becoming west.
waves 1 to 2 feet. 
.friday...west winds 5 to 10 knots. waves 1 foot or less. 
.friday night...west winds 5 to 10 knots becoming northwest.
waves 1 foot or less. 
.saturday...northwest winds 5 to 10 knots becoming west. waves
1 foot or less. 
.saturday night...west winds 5 to 10 knots becoming northwest.
waves around 1 foot. 
.sunday...west winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. a chance of rain showers sunday
night. waves 1 to 2 feet building to 3 to 5 feet. 
.monday...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of showers. waves 3 to 6 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.tuesday...southwest winds 15 to 25 knots becoming east and
diminishing to 10 to 15 knots. a chance of showers. waves 4 to
7 feet subsiding to 1 to 3 feet. waves occasionally around
9 feet. 

$$

fzus63 kdtx 010150
glflh 
expires:202605011000;;811116

open lake forecast for lake huron
national weather service detroit/pontiac mi
950 pm edt thu apr 30 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...a slow moving low pressure system will continue to
impact the great lakes through the end of the week. this will
reinforce light north to northwest flow and will bring periodic
rain showers.


lhz361-362-011000-
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-
950 pm edt thu apr 30 2026

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


$$

fzus63 kdtx 010150
glflh 
expires:202605011000;;811117

open lake forecast for lake huron
national weather service detroit/pontiac mi
950 pm edt thu apr 30 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...a slow moving low pressure system will continue to
impact the great lakes through the end of the week. this will
reinforce light north to northwest flow and will bring periodic
rain showers.


lhz363-462>464-011000-
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-
950 pm edt thu apr 30 2026

.rest of tonight...north winds 5 to 10 knots backing to the west
after midnight. waves 1 to 3 feet. 
.friday...northwest winds 5 to 10 knots. waves 1 to 3 feet. 
.friday night...north winds 5 to 10 knots becoming northwest
10 to 15 knots after midnight. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late morning and afternoon. waves 1 to 3 feet. 
.saturday night...light and variable winds becoming southeast
5 to 10 knots by midnight...then veering to the southwest after
midnight. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 4 to 6 feet. 
.tuesday...west winds 10 to 15 knots backing to the east early in
the evening...then becoming northeast 5 to 10 knots by midnight.
a chance of showers. waves 3 to 5 feet subsiding to 1 to 3 feet .
waves occasionally around 8 feet. 


$$