fzus61 kbuf 181409
glflo 
expires:202603182100;;902107

open lake forecast for lake ontario
national weather service buffalo ny
1009 am 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 today and reach 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.


loz062-182100-
lake ontario open waters from the niagara river to hamlin beach-
1009 am edt wed mar 18 2026

.rest of today...south winds 5 to 15 knots. waves 2 feet or less.
.tonight...south winds 5 to 15 knots. a chance of flurries after
midnight. a chance of snow showers late. waves 2 feet or less. 
.thursday...south winds 5 to 15 knots becoming west. a chance of
snow and rain showers in the morning, then a chance of rain
showers in the afternoon. waves 1 to 2 feet. 
.thursday night...west winds 5 to 10 knots. waves 1 foot or less.
.friday...southwest winds 5 to 10 knots becoming northwest. rain
showers likely with a chance of snow showers during the day, then
rain showers likely friday night. waves 2 feet or less. 
.saturday...northwest winds 10 to 15 knots becoming west. a
chance of rain showers during the day, then a chance of rain and
snow showers saturday night. waves 1 to 3 feet. 
.sunday...north winds 15 to 25 knots. a chance of rain and snow
showers. waves 2 to 4 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 

$$

fzus63 kdtx 181344
glflh 
expires:202603182145;;901286

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am 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.


lhz361-362-182145-
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-
944 am edt wed mar 18 2026

.rest of today...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots in the afternoon. freezing
spray in the afternoon. waves 5 to 7 feet building to 6 to 9 feet
late in the afternoon. waves occasionally around 12 feet. 
.tonight...south winds 15 to 20 knots becoming southwest 10 to
15 knots after midnight. scattered snow showers in the evening.
waves 6 to 9 feet. waves occasionally around 12 feet. 
.thursday...west winds 5 to 10 knots. 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
southwest after midnight. a chance of rain and snow showers after
midnight. waves 2 feet or less. 
.friday...south winds 10 to 15 knots veering to the north late in
the afternoon. a chance of snow showers. a chance of showers.
waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots backing to the south until
early evening...then becoming northwest 15 to 20 knots by
midnight. a chance of rain and snow by midnight. waves 3 to
5 feet. 
.sunday...north winds 15 to 20 knots increasing to 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 181344
glflh 
expires:202603182145;;901287

open lake forecast for lake huron
national weather service detroit/pontiac mi
944 am 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.


lhz363-462>464-182145-
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-
944 am edt wed mar 18 2026

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


$$