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open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt sun mar 15 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 29.5 inch surface low over the mid-mississippi valley 
will track northeastward and deepen to 28.9 inches just to the west 
of the lake monday morning, before pushing northeastward across 
quebec through tuesday. this low will sweep a strong cold front 
across the lake monday afternoon, with a 30.4 inch high building 
across the great lakes and ohio valley tuesday. the high will then 
shift east of the lake wednesday and reach the east coast by 
wednesday evening. a 30.2 inch high will move into the great lakes 
region thursday.


loz062-152100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt sun mar 15 2026

...gale watch in effect from monday afternoon through tuesday
morning...

.rest of today...east winds to 30 knots. snow likely late this
morning. waves 5 to 8 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 
.tonight...southeast winds to 30 knots. a chance of showers late.
waves 5 to 8 feet. waves occasionally around 10 feet. 
.monday...southeast winds to 30 knots becoming southwest and
increasing to 35 knot gales in the afternoon. rain showers. waves
4 to 7 feet building to 9 to 12 feet. waves occasionally around
15 feet. 
.monday night...southwest gales to 35 knots becoming west. rain
showers with a chance of snow showers in the evening, then a
chance of snow showers overnight. waves 10 to 15 feet. waves
occasionally around 19 feet. 
.tuesday...west gales to 35 knots diminishing to 15 to 20 knots.
a chance of snow showers. waves 10 to 15 feet subsiding to 4 to
7 feet. waves occasionally around 19 feet. 
.wednesday...southwest winds 10 to 15 knots becoming south 15 to
20 knots. a chance of snow showers wednesday night. waves 1 to
3 feet. 
.thursday...south winds 10 to 15 knots becoming west. a chance of
rain and snow showers during the day, then a chance of rain
showers thursday night. waves 1 to 3 feet. 

$$
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open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am edt sun mar 15 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, 28.90 inches, moves
across southern michigan and lake huron late tonight into monday.
this brings unsettled weather including gust to gales through the
early week period. gale warnings are in effect for the central
great lakes.


lhz361-362-152145-
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-
945 am edt sun mar 15 2026

...gale warning in effect through tuesday morning...

.rest of today...east winds to 30 knots with gusts to 35 knot
gales increasing to 35 knot gales with gusts to 45 knot gales in
the afternoon. freezing spray late in the morning. snow late in
the morning...then snow and a chance of rain in the afternoon.
snow may be heavy at times. waves 8 to 12 feet building to 12 to
16 feet in the afternoon. waves occasionally around 20 feet. 
.tonight...northeast winds to 30 knots with gusts to 45 knot
gales decreasing to 20 to 25 knots with gusts to 35 knot gales
early in the morning. rain...sleet and freezing rain in the
evening...then rain and freezing rain after midnight.
precipitation may be heavy at times. waves 12 to 16 feet. waves
occasionally around 20 feet. 
.monday...south winds 20 to 25 knots increasing to 30 knots in
the late morning and afternoon. gusts to 40 knot gales. a chance
of rain in the morning...then a chance of snow in the afternoon.
freezing spray in the afternoon. waves 10 to 14 feet. waves
occasionally around 18 feet. 
.monday night...west at 35 knot gales veering to the northwest in
the late evening and overnight. gusts to 40 knot gales. a chance
of snow. heavy freezing spray. waves 12 to 16 feet. waves
occasionally around 19 feet. a gale warning may be needed. 
.tuesday...northwest winds to 30 knots with gusts to 35 knot
gales decreasing to 20 to 25 knots with gusts to around 30 knots
late in the morning...then becoming west 15 to 20 knots late in
the afternoon decreasing to 10 to 15 knots late in the evening.
heavy freezing spray. waves 12 to 16 feet subsiding to 4 to
6 feet. waves occasionally around 20 feet. 
.wednesday...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then decreasing to 15 to 20 knots . a chance of
snow. freezing spray in the late morning and early afternoon.
waves 3 to 5 feet building to 6 to 9 feet. waves occasionally
around 12 feet. 
.thursday...southwest winds 10 to 15 knots veering to the west by
midnight. waves 3 to 5 feet. 


$$
fzus63 kdtx 151345
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open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am edt sun mar 15 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, 28.90 inches, moves
across southern michigan and lake huron late tonight into monday.
this brings unsettled weather including gust to gales through the
early week period. gale warnings are in effect for the central
great lakes.


lhz363-462>464-152145-
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-
945 am edt sun mar 15 2026

...gale warning in effect from 8 pm edt this evening through
tuesday morning...

.rest of today...east winds 20 to 30 knots with brief gusts to 35
knot gales. a chance of snow. waves 8 to 12 feet. waves 
occasionally around 15 feet. 
.tonight...southeast winds 20 to 25 knots becoming south to
30 knots by midnight...then decreasing to 20 to 25 knots early in
the morning. gusts to 40 knot gales. a chance of rain. waves
10 to 14 feet. waves occasionally around 18 feet. 
.monday...south winds 20 to 25 knots becoming southwest to
30 knots in the late morning and afternoon. gusts to 40 knot
gales. a chance of rain in the morning. waves 10 to 14 feet.
waves occasionally around 18 feet. 
.monday night...southwest winds to 30 knots becoming west at
35 knot gales in the late evening and overnight. gusts to 40 knot
gales. a chance of snow. heavy freezing spray. waves 12 to
16 feet. waves occasionally around 20 feet. a gale warning may be
needed. 
.tuesday...west winds to 30 knots with gusts to 35 knot gales
decreasing to 10 to 15 knots. heavy freezing spray. waves 12 to
16 feet subsiding to 3 to 5 feet. waves occasionally around
20 feet. 
.wednesday...southwest winds 15 to 20 knots becoming south 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then decreasing to 15 to 20 knots . waves 4 to
6 feet. 
.thursday...south winds 10 to 15 knots decreasing to 5 to
10 knots early in the evening...then becoming south 5 to 10 knots
by midnight. waves 3 to 5 feet subsiding to 1 to 3 feet early in
the evening...then building to 2 to 4 feet by midnight. waves
occasionally around 8 feet. 


$$
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