fzus61 kbuf 182003
glflo 
expires:202603190300;;916208

open lake forecast for lake ontario
national weather service buffalo ny
403 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.


loz062-190300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt wed mar 18 2026

.tonight...south winds 10 to 15 knots. scattered flurries late
this evening. scattered snow showers after midnight. waves 1 to
3 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 181957
glflh 
expires:202603190400;;915904

open lake forecast for lake huron
national weather service detroit/pontiac mi
357 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...moderate southerly winds return as a warm front lifts
through the central great lakes region. expect a few flurries.
lighter winds on thursday as a weakening cold front approaches
and washes out. a clipper on friday then brings another uptick in
southerly wind.


lhz361-362-190400-
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-
357 pm edt wed mar 18 2026

.rest of today...south winds 20 to 25 knots. waves 6 to 9 feet.
waves occasionally around 12 feet. 
.tonight...south winds 15 to 20 knots becoming southwest 10 to
15 knots after midnight. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.thursday...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late morning and afternoon. waves 3 to 5 feet
subsiding to 1 to 3 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 northwest
late in the afternoon. a chance of snow in the morning. a chance
of rain. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots backing to the southwest
early in the evening...then becoming north 20 to 25 knots by
midnight. a chance of rain and snow by midnight. 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. 

wave heights are for ice free areas.

$$

fzus63 kdtx 181957
glflh 
expires:202603190400;;915905

open lake forecast for lake huron
national weather service detroit/pontiac mi
357 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...moderate southerly winds return as a warm front lifts
through the central great lakes region. expect a few flurries.
lighter winds on thursday as a weakening cold front approaches
and washes out. a clipper on friday then brings another uptick in
southerly wind.


lhz363-462>464-190400-
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-
357 pm edt wed mar 18 2026

.rest of today...south winds 15 to 20 knots. waves 4 to 6 feet. 
.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 becoming west 5 to 10 knots
late in the afternoon...then veering to the northwest late in the
evening. a chance of rain. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots backing to the south early
in the evening...then becoming west 15 to 20 knots by midnight. a
chance of. waves 2 to 4 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. 


$$