fzus61 kbuf 190209
glflo 
expires:202603190900;;928870

open lake forecast for lake ontario
national weather service buffalo ny
1009 pm edt wed mar 18 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 30.4 inch high ridged from the lower ohio valley 
to the lake will slide east to the east coast by this evening. 
following the passage of a weak warm front, a 30.2 inch high will 
build across the great lakes region thursday and thursday evening. a 
29.8 inch low will settle from the upper great lakes to the lower 
lakes friday, with another 29.6 inch low then moving from near james 
bay to the canadian maritimes between saturday and sunday and 
pushing a cold front across the lake. a 30.4 inch high is then 
forecast to build across the great lakes on monday.


loz062-190900-
lake ontario open waters from the niagara river to hamlin beach-
1009 pm edt wed mar 18 2026

.rest of tonight...south winds 10 to 15 knots. scattered flurries
late this evening, then scattered snow showers after midnight.
waves 1 to 2 feet. 
.thursday...south winds 10 to 15 knots becoming west. a chance of
snow showers in the morning. waves 1 to 2 feet. 
.thursday night...west winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.friday...south winds 5 to 10 knots becoming southeast. a chance
of rain and snow showers in the morning, then rain showers likely
in the afternoon. waves 2 feet or less. 
.friday night...east winds around 10 knots becoming northwest.
rain showers likely in the evening, then a chance of rain showers
overnight. waves 1 to 2 feet. 
.saturday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of rain and snow showers saturday night. waves
1 to 2 feet building to 2 to 4 feet. 
.sunday...northwest winds 15 to 25 knots becoming north. a chance
of rain and snow showers. waves 3 to 6 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.monday...north winds 15 to 25 knots becoming east and
diminishing to 10 to 15 knots. waves 3 to 6 feet subsiding to
1 to 3 feet. 

$$

fzus63 kdtx 190111
glflh 
expires:202603190915;;927641

open lake forecast for lake huron
national weather service detroit/pontiac mi
911 pm edt wed mar 18 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 weakening cold front and diffuse pressure pattern
dominate the great lakes thursday, followed by a compact clipper
that tracks through on friday. weak high pressure this weekend
before a strong cold front sinks across the region with gusty
northeast wind on sunday.


lhz361-362-190915-
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-
911 pm edt wed mar 18 2026

.rest of tonight...south winds 15 to 20 knots becoming southwest
10 to 15 knots after midnight. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.thursday...west winds 10 to 15 knots decreasing to 5 to 10 knots
late in the morning...then becoming northwest 10 to 15 knots
early in the afternoon decreasing to 5 to 10 knots late in the
afternoon. waves 3 to 5 feet subsiding to 2 to 4 feet in the late
morning and afternoon. 
.thursday night...west winds 5 to 10 knots backing to the south
after midnight. a chance of snow after midnight. waves 2 feet or
less. 
.friday...south winds 10 to 15 knots veering to the southwest
early in the afternoon. a chance of rain and snow in the morning.
waves 1 to 3 feet. 
.friday night...west winds 10 to 15 knots. waves 1 to 3 feet
building to 2 to 4 feet after midnight. 
.saturday...west winds 10 to 15 knots becoming south 15 to
20 knots late in the afternoon...then becoming north 20 to
25 knots late in the evening. a chance of rain and snow late in
the afternoon. waves 3 to 5 feet. 
.sunday...northeast winds 20 to 25 knots. a chance of snow and
rain early in the morning. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.monday...north winds 15 to 20 knots decreasing to 10 to 15 knots
until early evening...then veering to the east by midnight. waves
6 to 9 feet subsiding to 2 to 4 feet. waves occasionally around
12 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 190111
glflh 
expires:202603190915;;927642

open lake forecast for lake huron
national weather service detroit/pontiac mi
911 pm edt wed mar 18 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 weakening cold front and diffuse pressure pattern
dominate the great lakes thursday, followed by a compact clipper
that tracks through on friday. weak high pressure this weekend
before a strong cold front sinks across the region with gusty
northeast wind on sunday.


lhz363-462>464-190915-
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-
911 pm edt wed mar 18 2026

.rest of tonight...south winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.thursday...southwest winds 5 to 10 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon. 
.thursday night...north winds 5 to 10 knots veering to the
northeast by midnight...then veering to the south after midnight.
waves 2 feet or less. 
.friday...south winds 10 to 15 knots. a chance of rain. waves
1 to 3 feet. 
.friday night...northwest winds 5 to 10 knots becoming west 10 to
15 knots after midnight. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots backing to the south late
in the afternoon...then becoming west 15 to 20 knots late in the
evening. a chance of rain and snow late in the evening. waves
3 to 5 feet. 
.sunday...north winds 20 to 25 knots. a chance of rain and snow
early in the morning. waves 6 to 9 feet building to 8 to 12 feet
by midnight. waves occasionally around 15 feet. 
.monday...north winds 20 to 25 knots decreasing to 15 to 20 knots
in the late morning and early afternoon...then decreasing to
10 to 15 knots early in the evening veering to the northeast by
midnight. waves 6 to 9 feet subsiding to 3 to 5 feet . waves
occasionally around 12 feet. 


$$