fzus61 kbuf 251420
glflo 
expires:202604252100;;500507

open lake forecast for lake ontario
national weather service buffalo ny
1020 am edt sat apr 25 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 29.7 inch low will pass through the lower lakes today 
then slide southeast into the mid atlantic region. a 30.3 inch area 
of high pressure will build in across the lower great lakes tonight 
through monday. a 29.4 inch area of low pressure over the great 
plains monday night, will advance northeast into the upper great 
lakes later monday night into tuesday morning while pushing an 
attendant warm front across the lake before heading northeast to 
james bay tuesday night sending an attendant cold front across the 
lake. an inverted trough averaging 29.7 inch inverted trough is 
expected across the lake from wednesday through wednesday night.


loz063>065-252100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1020 am edt sat apr 25 2026

.this afternoon...east winds 15 to 25 knots becoming northeast.
showers. waves 5 to 8 feet. waves occasionally around 10 feet. 
.tonight...east winds 15 to 20 knots diminishing to 5 to
15 knots. showers likely early, then a chance of showers late in
the evening. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.sunday...northeast winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.sunday night...northwest winds less than 10 knots becoming
north. waves 1 foot or less. 
.monday...northeast winds 10 knots or less becoming southeast
10 to 15 knots. waves 2 feet or less. 
.tuesday...southeast winds 15 to 20 knots becoming south. showers
likely. waves 1 to 3 feet building to 2 to 4 feet. 
.wednesday...south winds 15 to 20 knots becoming west 5 to
15 knots. showers likely. waves 1 to 3 feet. 

$$

fzus61 kbuf 251420
glflo 
expires:202604252100;;500506

open lake forecast for lake ontario
national weather service buffalo ny
1020 am edt sat apr 25 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 29.7 inch low will pass through the lower lakes today 
then slide southeast into the mid atlantic region. a 30.3 inch area 
of high pressure will build in across the lower great lakes tonight 
through monday. a 29.4 inch area of low pressure over the great 
plains monday night, will advance northeast into the upper great 
lakes later monday night into tuesday morning while pushing an 
attendant warm front across the lake before heading northeast to 
james bay tuesday night sending an attendant cold front across the 
lake. an inverted trough averaging 29.7 inch inverted trough is 
expected across the lake from wednesday through wednesday night.


loz062-252100-
lake ontario open waters from the niagara river to hamlin beach-
1020 am edt sat apr 25 2026

.this afternoon...east winds to 30 knots becoming northeast.
showers. waves 7 to 11 feet. waves occasionally around 14 feet. 
.tonight...northeast winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers early. waves 6 to 9 feet subsiding
to 1 to 3 feet. waves occasionally around 11 feet. 
.sunday...northeast winds 5 to 10 knots becoming east. waves 1 to
3 feet. 
.sunday night...east winds 10 knots or less. waves 1 foot or
less. 
.monday...east winds 5 to 15 knots becoming southeast. waves
2 feet or less. 
.tuesday...southeast winds 5 to 15 knots becoming southwest.
showers likely. waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots becoming northwest. a
chance of showers. waves 2 feet or less. 

$$

fzus61 kcle 251311
glfle 
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open lake forecast for lake erie
national weather service cleveland oh
911 am edt sat apr 25 2026

for waters beyond five nautical miles of shore on lake erie

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 high pressure ridge averaging 30.00 inches builds gradually 
from the james bay area through tonight. the ridge exits slowly 
eastward on sunday through monday night. during tuesday through 
tuesday night, a warm front sweeps northeastward across lake erie 
and will be followed quickly by the eastward passage of a cold 
front as a low moves from near lake superior to hudson bay and 
deepens to 29.10 inches. behind the cold front, a trough averaging
29.80 inches lingers over lake erie on wednesday before a ridge 
averaging 30.00 inches builds from the north-central united 
states wednesday night through this thursday. 


lez061-168-169-252030-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
911 am edt sat apr 25 2026

.rest of today...northeast winds 5 to 15 knots becoming north.
showers early, then a chance of showers from late morning on.
waves 1 to 3 feet. 
.tonight...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.sunday night...northeast winds 5 to 10 knots becoming east.
waves 2 feet or less. 
.monday...east winds 5 to 15 knots becoming southeast 15 to
20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 5 to
15 knots. showers with a chance of thunderstorms during the day,
then a chance of showers tuesday night. waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots becoming northwest. a
chance of showers during the day. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 251311
glfle 
expires:202604252030;;498253

open lake forecast for lake erie
national weather service cleveland oh
911 am edt sat apr 25 2026

for waters beyond five nautical miles of shore on lake erie

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 high pressure ridge averaging 30.00 inches builds gradually 
from the james bay area through tonight. the ridge exits slowly 
eastward on sunday through monday night. during tuesday through 
tuesday night, a warm front sweeps northeastward across lake erie 
and will be followed quickly by the eastward passage of a cold 
front as a low moves from near lake superior to hudson bay and 
deepens to 29.10 inches. behind the cold front, a trough averaging
29.80 inches lingers over lake erie on wednesday before a ridge 
averaging 30.00 inches builds from the north-central united 
states wednesday night through this thursday. 


lez162>164-252030-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
911 am edt sat apr 25 2026

.rest of today...north winds 5 to 10 knots becoming northeast.
waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming east. waves
1 to 3 feet. 
.sunday night...east winds 10 to 15 knots. waves 1 to 3 feet. 
.monday...east winds 10 to 15 knots becoming southeast 15 to
20 knots. showers likely with a chance of thunderstorms monday
night. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of showers. waves 1 to 3 feet subsiding to
1 foot or less. 
.wednesday...north winds 5 to 15 knots. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 251311
glfle 
expires:202604252030;;498254

open lake forecast for lake erie
national weather service cleveland oh
911 am edt sat apr 25 2026

for waters beyond five nautical miles of shore on lake erie

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 high pressure ridge averaging 30.00 inches builds gradually 
from the james bay area through tonight. the ridge exits slowly 
eastward on sunday through monday night. during tuesday through 
tuesday night, a warm front sweeps northeastward across lake erie 
and will be followed quickly by the eastward passage of a cold 
front as a low moves from near lake superior to hudson bay and 
deepens to 29.10 inches. behind the cold front, a trough averaging
29.80 inches lingers over lake erie on wednesday before a ridge 
averaging 30.00 inches builds from the north-central united 
states wednesday night through this thursday. 


lez165>167-252030-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
911 am edt sat apr 25 2026

.rest of today...north winds 5 to 10 knots becoming northeast. a
chance of showers early. waves 1 to 2 feet. 
.tonight...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. waves 2 to 3 feet. 
.sunday night...northeast winds 5 to 15 knots becoming east.
waves 1 to 3 feet. 
.monday...east winds 5 to 15 knots becoming southeast 15 to
20 knots. a chance of showers monday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. showers likely during the day, then
a chance of showers tuesday night. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.wednesday...northwest winds 5 to 10 knots becoming north. a
chance of showers during the day. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 251359
glflh 
expires:202604252200;;499252

open lake forecast for lake huron
national weather service detroit/pontiac mi
959 am edt sat apr 25 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...low pressure, 29.70 inches, exits into appalachia
today. broad high pressure, 30.20 inches, then extends into the
great lakes from the north tonight through sunday.


lhz363-462>464-252200-
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-
959 am edt sat apr 25 2026

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


$$

fzus63 kdtx 251359
glflh 
expires:202604252200;;499251

open lake forecast for lake huron
national weather service detroit/pontiac mi
959 am edt sat apr 25 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...low pressure, 29.70 inches, exits into appalachia
today. broad high pressure, 30.20 inches, then extends into the
great lakes from the north tonight through sunday.


lhz361-362-252200-
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-
959 am edt sat apr 25 2026

.rest of today...northeast winds 10 to 15 knots decreasing to
5 to 10 knots late in the afternoon. waves 2 to 4 feet. 
.tonight...north winds 5 to 10 knots. waves 1 to 3 feet. 
.sunday...northeast winds 5 to 10 knots. patchy fog in the
morning. waves 2 feet or less. 
.sunday night...northeast winds 5 to 10 knots veering to the east
after midnight. waves 2 feet or less. 
.monday...east winds 5 to 10 knots becoming southeast to 30 knots
with gusts to 35 knot gales. showers likely late in the evening.
waves 1 to 3 feet building to 8 to 12 feet. waves occasionally
around 15 feet. 
.tuesday...southeast winds to 30 knots with gusts to 40 knot
gales becoming south 20 to 25 knots with gusts to 35 knot gales
in the late morning and early afternoon...then becoming southwest
15 to 20 knots early in the evening becoming west 10 to 15 knots
by midnight. a chance of showers early in the morning. waves
10 to 14 feet subsiding to 3 to 5 feet. waves occasionally around
18 feet. 
.wednesday...northwest winds 10 to 15 knots. waves 1 to 3 feet
building to 3 to 5 feet . 


$$

fzus63 kdtx 251359
glfsc 
expires:202604252200;;499279

lake st clair forecast
national weather service detroit/pontiac mi
959 am edt sat apr 25 2026

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...low pressure, 29.70 inches, exits into appalachia
today. broad high pressure, 30.20 inches, then extends into the
great lakes from the north tonight through sunday.


lcz460-252200-
lake st clair-
959 am edt sat apr 25 2026

.rest of today...north winds 5 to 10 knots increasing to 10 to 15
knots in the afternoon. mostly cloudy. waves 2 feet or less.
.tonight...northeast winds 10 to 15 knots diminishing to 5 to 10
knots early in the morning. partly cloudy. waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots becoming east 5 to 10 knots
in the late morning and afternoon. mostly sunny. waves 2 feet or
less.
.sunday night...east winds 5 to 10 knots. mostly clear. waves 2 feet
or less.
.monday...southeast winds 10 to 15 knots increasing to 15 to 20
knots in the afternoon and evening. mostly sunny becoming partly
cloudy. waves 1 to 3 feet.
.tuesday...west winds 20 to 25 knots with gusts to 30 knots. partly
cloudy. showers likely and a chance of thunderstorms. waves 2 to 4
feet. a small craft advisory may be needed.
.wednesday...north winds 10 to 15 knots. partly cloudy. waves 2 feet
or less.

$$