fzus61 kbuf 130204
glflo 
expires:202603130900;;574846

open lake forecast for lake ontario
national weather service buffalo ny
1004 pm edt thu mar 12 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 30.1 inch high will build into the ohio valley and 
lower great lakes this evening before drifting to the eastern 
seaboard friday. a 29.0 inch low will then move from the upper great 
lakes friday morning to the ottawa valley friday night while 
weakening to 29.4 inches. this low will continue east to the 
canadian maritimes saturday as a 30.3 inch high builds into the 
lower great lakes. a 30.3 inch high will then ridge across the lake 
saturday night, before moving east of the lake sunday. meanwhile, a 
29.5 inch surface low over the mid mississippi valley sunday morning 
will track northeastward and deepen to 28.9 inches just to the west 
of the lake monday morning, before pushing northeastward across 
quebec through the remainder of monday and tuesday. this low will 
sweep a strong cold front across the lake monday afternoon, with a 
30.3 inch high then building across the great lakes and ohio valley 
tuesday.


loz062-130900-
lake ontario open waters from the niagara river to hamlin beach-
1004 pm edt thu mar 12 2026

...gale warning in effect from friday afternoon through saturday
morning...

.rest of tonight...northwest winds 15 to 20 knots becoming
southwest 5 to 15 knots. scattered flurries late this evening.
waves 3 to 5 feet subsiding to 1 to 2 feet. 
.friday...southeast winds 10 to 15 knots becoming southwest and
increasing to 35 knot gales in the afternoon. snow in the
morning, then rain and snow in the afternoon. waves 1 to 2 feet
building to 8 to 11 feet. waves occasionally around 14 feet. 
.friday night...southwest gales to 40 knots becoming west to
35 knots. a chance of rain and snow showers. waves 11 to 16 feet
subsiding to 10 to 15 feet. waves occasionally around 20 feet. 
.saturday...west gales to 35 knots diminishing to 15 to 25 knots.
a chance of snow showers in the morning. waves 11 to 15 feet
subsiding to 4 to 7 feet. waves occasionally around 19 feet. 
.saturday night...west winds 15 to 20 knots becoming east 5 to
15 knots. a chance of snow showers overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.sunday...east winds 15 to 25 knots becoming southeast to
30 knots. snow showers with a chance of rain showers during the
day, then a chance of rain and snow showers sunday night. waves
3 to 5 feet building to 5 to 9 feet. waves occasionally around
11 feet. 
.monday...south winds to 30 knots becoming west and increasing to
40 knot gales. rain showers during the day, then rain showers
with a chance of snow showers monday night. waves 5 to 8 feet
building to 12 to 17 feet. waves occasionally around 22 feet. 
.tuesday...west gales to 35 knots diminishing to 15 to 25 knots.
a chance of snow showers. waves 10 to 15 feet subsiding to 6 to
9 feet. waves occasionally around 19 feet. 

$$

fzus63 kdtx 130137
glflh 
expires:202603130945;;574058

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm edt thu mar 12 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 strong low pressure system, 29.10 inches, moves over
northern lower michigan and central lake huron friday morning. 
this will bring widespread gales to the great lakes. a gale 
warning is in effect. the low quickly moves out friday night with 
high pressure, 30.20 inches, briefly building back in on saturday.
a second strong low pressure system, 28.80 inches, moves across 
southern michigan and lake huron late sunday into monday. this 
brings additional potential for gust to gales.


lhz361-362-130945-
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-
937 pm edt thu mar 12 2026

...gale warning in effect from 4 am edt friday through late
friday night...

.rest of tonight...southwest winds 5 to 10 knots becoming
southeast 10 to 15 knots after midnight...then increasing to
15 to 20 knots with gusts to around 30 knots early in the
morning. a chance of snow after midnight. snow may be heavy at
times after midnight. waves 1 to 3 feet building to 3 to 5 feet
early in the morning. 
.friday...east winds to 30 knots increasing to 35 knot gales late
in the morning...then decreasing to 30 knots early in the
afternoon becoming northeast 20 to 25 knots late in the
afternoon. gusts to 45 knot gales decreasing to 35 knot gales
late in the afternoon. snow in the morning...then snow and rain
in the afternoon. snow may be heavy at times in the morning.
waves 8 to 12 feet building to 12 to 16 feet in the late morning
and afternoon. waves occasionally around 20 feet. 
.friday night...north winds 20 to 25 knots backing to the
northwest after midnight. gusts to 35 knot gales. waves 10 to
14 feet. waves occasionally around 18 feet. 
.saturday...northwest winds 15 to 20 knots decreasing to 5 to
10 knots. waves 6 to 9 feet subsiding to 3 to 5 feet early in the
afternoon. waves occasionally around 12 feet. 
.saturday night...north winds 5 to 10 knots veering to the
southeast by midnight...then increasing to 10 to 15 knots after
midnight. waves 1 to 3 feet. 
.sunday...east winds 15 to 20 knots becoming northeast at 40 knot
gales with gusts to 45 knot gales. snow likely in the morning.
snow, rain...freezing rain and sleet late in the afternoon. snow
may be heavy at times. waves 5 to 7 feet building to 15 to
20 feet. waves occasionally around 25 feet. a gale warning may be
needed. 
.monday...north at 35 knot gales becoming west at 40 knot gales .
rain...snow and freezing rain early in the morning...then a
chance of snow and rain . waves 18 to 23 feet. waves occasionally
around 28 feet. 
.tuesday...northwest at 35 knot gales with gusts to 40 knot gales
becoming west 15 to 20 knots. a chance of snow early in the
morning. waves 14 to 18 feet subsiding to 8 to 12 feet . waves
occasionally around 23 feet. 


$$

fzus63 kdtx 130137
glflh 
expires:202603130945;;574059

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm edt thu mar 12 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 strong low pressure system, 29.10 inches, moves over
northern lower michigan and central lake huron friday morning. 
this will bring widespread gales to the great lakes. a gale 
warning is in effect. the low quickly moves out friday night with 
high pressure, 30.20 inches, briefly building back in on saturday.
a second strong low pressure system, 28.80 inches, moves across 
southern michigan and lake huron late sunday into monday. this 
brings additional potential for gust to gales.


lhz363-130945-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
937 pm edt thu mar 12 2026

...gale warning in effect from 4 am edt friday through late
friday night...

.rest of tonight...south winds 5 to 10 knots becoming southeast
15 to 20 knots with gusts to around 30 knots. a chance of snow
after midnight. snow may be heavy at times after midnight. waves
1 to 3 feet building to 3 to 5 feet early in the morning. 
.friday...southeast winds to 30 knots with gusts to 40 knot gales
increasing to 35 knot gales with gusts to 40 knot gales late in
the morning...then becoming south 20 to 25 knots with gusts to
35 knot gales early in the afternoon decreasing to 15 to 20 knots
with gusts to around 30 knots late in the afternoon. snow and
rain in the morning...then a chance of rain and snow in the
afternoon. waves 8 to 12 feet building to 10 to 14 feet in the
late morning and afternoon. waves occasionally around 18 feet. 
.friday night...southwest winds 20 to 25 knots becoming northwest
to 30 knots by midnight...then decreasing to 20 to 25 knots after
midnight. gusts to 40 knot gales decreasing to 30 knots after
midnight. a chance of rain in the evening. waves 6 to 9 feet
building to 10 to 14 feet in the late evening and overnight.
waves occasionally around 18 feet. 
.saturday...northwest winds 15 to 20 knots decreasing to 5 to
10 knots. waves 6 to 9 feet subsiding to 3 to 5 feet early in the
afternoon. waves occasionally around 12 feet. 
.saturday night...north winds 5 to 10 knots veering to the
southeast by midnight...then increasing to 10 to 15 knots after
midnight. a chance of snow after midnight. waves 1 to 3 feet. 
.sunday...east winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to 35 knot gales late in the morning...then increasing
to 30 knots with gusts to 35 knot gales late in the afternoon
becoming northeast at 35 knot gales with gusts to 40 knot gales
late in the evening. snow in the morning...then snow...rain and
freezing rain. snow may be heavy at times. waves 5 to 7 feet
building to 14 to 18 feet. waves occasionally around 23 feet. a
gale warning may be needed. 
.monday...south at 35 knot gales veering to the west by midnight.
gusts to 40 knot gales. rain with snow and freezing rain likely
early in the morning...then a chance of snow and rain . waves
14 to 18 feet. waves occasionally around 23 feet. 
.tuesday...northwest winds to 30 knots with gusts to 35 knot
gales decreasing to 15 to 20 knots . a chance of snow early in
the morning. waves 14 to 18 feet subsiding to 8 to 12 feet .
waves occasionally around 23 feet. 


$$

fzus63 kdtx 130137
glflh 
expires:202603130945;;574060

open lake forecast for lake huron
national weather service detroit/pontiac mi
937 pm edt thu mar 12 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 strong low pressure system, 29.10 inches, moves over
northern lower michigan and central lake huron friday morning. 
this will bring widespread gales to the great lakes. a gale 
warning is in effect. the low quickly moves out friday night with 
high pressure, 30.20 inches, briefly building back in on saturday.
a second strong low pressure system, 28.80 inches, moves across 
southern michigan and lake huron late sunday into monday. this 
brings additional potential for gust to gales.


lhz462>464-130945-
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-
937 pm edt thu mar 12 2026

...gale warning in effect from 4 am edt friday through late
friday night...

.rest of tonight...southeast winds 5 to 10 knots increasing to
10 to 15 knots with gusts to around 30 knots early in the
morning. a chance of snow after midnight. snow may be heavy at
times after midnight. waves 1 to 3 feet building to 2 to 4 feet
early in the morning. 
.friday...southeast winds 20 to 25 knots increasing to 30 knots
late in the morning...then becoming south 20 to 25 knots in the
afternoon. gusts to 40 knot gales. snow and rain in the morning...
then rain likely in the afternoon. waves 8 to 12 feet building to
10 to 14 feet early in the afternoon...then subsiding to 6 to
9 feet late in the afternoon. waves occasionally around 18 feet. 
.friday night...west winds 20 to 25 knots becoming northwest to
30 knots in the late evening and overnight. gusts to 40 knot
gales. a chance of rain and snow in the evening. waves 6 to
9 feet building to 10 to 14 feet in the late evening and
overnight. waves occasionally around 18 feet. 
.saturday...northwest winds 20 to 25 knots decreasing to 5 to
10 knots. waves 8 to 12 feet subsiding to 3 to 5 feet early in
the afternoon. waves occasionally around 15 feet. 
.saturday night...north winds 5 to 10 knots veering to the east
by midnight...then becoming southeast 10 to 15 knots after
midnight. a chance of snow after midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet by midnight...then building to 2 to
4 feet after midnight. 
.sunday...east winds 15 to 20 knots with gusts to around 30 knots
increasing to 20 to 25 knots with gusts to around 30 knots late
in the morning...then increasing to 30 knots with gusts to
40 knot gales late in the afternoon becoming south at 35 knot
gales with gusts to 40 knot gales late in the evening. snow in
the morning. rain. waves 6 to 9 feet building to 10 to 14 feet
late in the afternoon. waves occasionally around 18 feet. a gale
warning may be needed. 
.monday...south at 35 knot gales veering to the west . gusts to
40 knot gales. rain with snow and freezing rain likely early in
the morning...then a chance of snow and rain . waves 12 to
16 feet. waves occasionally around 20 feet. 
.tuesday...west at 35 knot gales with gusts to 40 knot gales
decreasing to 15 to 20 knots. waves 10 to 14 feet subsiding to
5 to 7 feet by midnight. waves occasionally around 18 feet. 


$$