fzus61 kbuf 181636
glflo 
expires:202607182100;;183243

open lake forecast for lake ontario
national weather service buffalo ny
1236 pm edt sat jul 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 cold front will slice across the lake this afternoon and evening, 
with this front attached to a 29.4 inch area of low pressure 
crossing southeastern canada. a 30.0 inch area of high pressure will 
build across the great lakes region from west to east sunday into 
monday, followed by a warm front crossing the lake monday night and 
another cold front tuesday night, with these fronts attached to a 
29.4 inch area of low pressure near james bay. a secondary cold 
front will cross the lake wednesday, with a 30.1 inch high building 
across the lower great lakes region wednesday night through friday.


loz062-182100-
lake ontario open waters from the niagara river to hamlin beach-
1236 pm edt sat jul 18 2026

.this afternoon...southwest winds 15 to 25 knots. patchy smoke
early. showers and thunderstorms. some
thunderstorms may produce gusty winds. waves 3 to 5 feet. 
.tonight...west winds 15 to 20 knots becoming north. waves 3 to
5 feet subsiding to 2 to 4 feet. 
.sunday...north winds 5 to 15 knots becoming west. waves 1 to
3 feet subsiding to 1 foot or less. 
.sunday night...west winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.monday...southwest winds 10 knots or less becoming south 10 to
15 knots. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming west. showers with
a chance of thunderstorms. waves 2 to 4 feet. 
.wednesday...west winds 15 to 25 knots becoming northwest. a
chance of showers during the day. waves 3 to 5 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 181329
glflh 
expires:202607182130;;177096

open lake forecast for lake huron
national weather service detroit/pontiac mi
929 am edt sat jul 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...will get a brief break from canadian wildfire smoke as
southwestly flow pushes it northeast out of the area. a low
pressure system tracking through the northern lakes region today
will drop a cold front through the eastern lakes which will bring
some showers and thunderstorms this morning and afternoon. high
pressure will then build into the region for sunday.


lhz362-363-182130-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
929 am edt sat jul 18 2026

.rest of today...west winds 15 to 20 knots veering to the
northwest with gusts to around 30 knots early in the afternoon...
then increasing to 20 to 25 knots with gusts to 35 knot gales
late in the afternoon. a chance of showers late in the morning.
patchy smoke. waves 5 to 7 feet building to 6 to 9 feet late in
the afternoon. waves occasionally around 12 feet. 
.tonight...north winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. patchy smoke. waves 5 to
7 feet. waves occasionally around 10 feet. 
.sunday...north winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 to 4 feet subsiding to 1 to 3 feet in
the late morning and afternoon. 
.sunday night...light and variable winds becoming southeast 5 to
10 knots by midnight...then becoming south 10 to 15 knots after
midnight. waves 2 feet or less. 
.monday...south winds 10 to 15 knots with gusts to around
30 knots increasing to 20 to 25 knots with gusts to around
30 knots late in the afternoon. a chance of showers late in the
morning. rain showers and a chance of thunderstorms late in the
afternoon...then showers likely late in the evening. waves 1 to
3 feet building to 5 to 7 feet. waves occasionally around
10 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots in the late morning and early afternoon...then
increasing to 20 to 25 knots early in the evening becoming
northwest to 30 knots by midnight. gusts to 35 knot gales.
showers likely early in the morning...then a chance of showers.
waves 6 to 9 feet building to 10 to 14 feet . waves occasionally
around 18 feet. 
.wednesday...northwest winds to 30 knots decreasing to 15 to
20 knots. gusts to 35 knot gales. a chance of showers early in
the morning. waves 8 to 12 feet. waves occasionally around
15 feet. 


$$

fzus63 kdtx 181329
glflh 
expires:202607182130;;177097

open lake forecast for lake huron
national weather service detroit/pontiac mi
929 am edt sat jul 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...will get a brief break from canadian wildfire smoke as
southwestly flow pushes it northeast out of the area. a low
pressure system tracking through the northern lakes region today
will drop a cold front through the eastern lakes which will bring
some showers and thunderstorms this morning and afternoon. high
pressure will then build into the region for sunday.


lhz462>464-182130-
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-
929 am edt sat jul 18 2026

.rest of today...west winds 15 to 20 knots veering to the north
with gusts to around 30 knots late in the afternoon. a chance of
showers and thunderstorms. patchy smoke in the afternoon. waves
3 to 5 feet. 
.tonight...northwest winds 20 to 25 knots with gusts to around
30 knots becoming north 10 to 15 knots. patchy smoke. waves 6 to
9 feet. waves occasionally around 12 feet. 
.sunday...north winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. waves 3 to 5 feet subsiding to
1 to 3 feet early in the afternoon. 
.sunday night...light and variable winds becoming south 5 to
10 knots after midnight. waves 2 feet or less. 
.monday...south winds 5 to 10 knots increasing to 15 to 20 knots
with gusts to around 30 knots. showers late in the afternoon.
waves 1 to 3 feet building to 4 to 6 feet late in the afternoon.
waves occasionally around 8 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots in the late morning and early afternoon...then becoming
northwest 15 to 20 knots with gusts to around 30 knots early in
the evening increasing to 20 to 25 knots with gusts to around
30 knots by midnight. showers early in the morning. a chance of
thunderstorms. a chance of showers . waves 3 to 5 feet building
to 8 to 12 feet . waves occasionally around 15 feet. 
.wednesday...northwest winds 20 to 25 knots decreasing to 15 to
20 knots . gusts to 35 knot gales. waves 6 to 9 feet. waves
occasionally around 12 feet. 


$$