fzus61 kbuf 211402
glflo 
expires:202606212100;;128044

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sun jun 21 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 weak ridge of high pressure averaging 29.9 inches will 
build over the great lakes through the day today. a 29.7 inch low is 
then forecast to move south of the lower great lakes monday and 
monday night, before moving off the new england coast by tuesday. a 
broad area of high pressure averaging 30.1 inches will advance over 
the eastern great lakes region tuesday and wednesday, before exiting 
east into new england on thursday as a weak 29.8 inch low moves east 
into the central great lakes.


loz062-212100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt sun jun 21 2026

.this afternoon...west winds 5 to 10 knots becoming southwest.
waves 1 foot or less. 
.tonight...southwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.monday...southeast winds 10 knots or less becoming northeast.
showers likely. waves 1 foot or less. 
.monday night...northeast winds 5 to 10 knots becoming northwest.
a chance of showers in the evening. waves 1 foot or less. 
.tuesday...northwest winds 5 to 10 knots. waves 2 feet or less. 
.wednesday...west winds less than 10 knots becoming south. waves
1 foot or less. 
.thursday...southeast winds 10 knots or less becoming south. a
chance of showers. waves 1 foot or less. 

$$

fzus63 kdtx 211339
glflh 
expires:202606212145;;127601

open lake forecast for lake huron
national weather service detroit/pontiac mi
939 am edt sun jun 21 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...diffuse high pressure, 29.90 inches, holds over the
central great lakes today. a compact low pressure system, 29.60
inches, will arrive in the ohio valley tonight through monday
morning, bringing renewed rain and thunderstorm chances along
with elevated winds across the southern great lakes.


lhz362-363-212145-
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-
939 am edt sun jun 21 2026

.rest of today...northwest winds 5 to 10 knots late in the
morning becoming light and variable. waves 2 feet or less. 
.tonight...light and variable winds. waves 2 feet or less. 
.monday...light and variable winds becoming north 5 to 10 knots
in the late morning and afternoon. waves 2 feet or less. 
.monday night...northeast winds 10 to 15 knots backing to the
northwest in the late evening and overnight. waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight. 
.tuesday...north winds 5 to 10 knots becoming light and variable.
waves 1 to 3 feet. 
.wednesday...light and variable winds becoming southeast 5 to
10 knots . a chance of showers by midnight. waves 2 feet or less.
.thursday...southeast winds 5 to 10 knots. a chance of showers
early in the morning. a chance of showers early in the evening.
waves 2 feet or less. 


$$

fzus63 kdtx 211339
glflh 
expires:202606212145;;127602

open lake forecast for lake huron
national weather service detroit/pontiac mi
939 am edt sun jun 21 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...diffuse high pressure, 29.90 inches, holds over the
central great lakes today. a compact low pressure system, 29.60
inches, will arrive in the ohio valley tonight through monday
morning, bringing renewed rain and thunderstorm chances along
with elevated winds across the southern great lakes.


lhz462>464-212145-
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-
939 am edt sun jun 21 2026

.rest of today...light and variable winds. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots. a chance of showers after
midnight. waves 2 feet or less. 
.monday...east winds 5 to 10 knots backing to the northeast in
the late morning and early afternoon...then becoming northeast
5 to 10 knots early in the afternoon. waves 1 to 3 feet. 
.monday night...north winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.tuesday...north winds 5 to 10 knots becoming light and variable.
waves 2 feet or less. 
.wednesday...light and variable winds becoming east 5 to 10 knots
. a chance of showers . waves 2 feet or less. 
.thursday...southeast winds 5 to 10 knots backing to the east by
midnight. a chance of showers. a chance of thunderstorms early in
the evening. waves 2 feet or less. 


$$