fzus61 kbuf 070807
glfsl 
expires:202604071500;;967348

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
407 am edt tue apr 7 2026


slz022-024-071500-
saint lawrence river from cape vincent to saint regis
407 am edt tue apr 7 2026

.today...northeast winds 10 to 15 knots becoming northwest 5 to
10 knots. snow showers this morning, then a chance of snow
showers early this afternoon. 
.tonight...northwest winds 5 to 10 knots becoming light and
variable. mainly clear. 
.wednesday...light and variable winds. sunny.
.wednesday night...south winds 10 knots or less increasing to
10 to 15 knots. mainly clear in the evening, then becoming partly
cloudy. 
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of rain showers. 
.friday...southwest winds less than 10 knots becoming northwest.
a chance of rain showers. 
.saturday...northwest winds less than 10 knots. becoming mainly
clear. 

$$

fzus61 kbuf 070805
glflo 
expires:202604071500;;967253

open lake forecast for lake ontario
national weather service buffalo ny
405 am edt tue apr 7 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 29.9 inch clipper low will cross lake ontario early 
this morning, then slide off the new england coast today. a 30.6 
inch high will then build from the central great lakes to the new 
england coastline through wednesday, before moving southeast of 
nova scotia thursday. a cold front will cross the lake friday, with 
a 30.5 inch high then forecast to build east across the great lakes 
saturday.


loz062-071500-
lake ontario open waters from the niagara river to hamlin beach-
405 am edt tue apr 7 2026

.today...northwest winds to 30 knots diminishing to 15 to
20 knots. snow showers likely early, then a chance of snow
showers late this morning. waves 5 to 9 feet subsiding to 3 to
5 feet. waves occasionally around 11 feet. 
.tonight...northwest winds 15 to 20 knots becoming southwest and
diminishing to less than 10 knots after midnight. waves 1 to
3 feet subsiding to 1 foot or less. 
.wednesday...south winds 10 knots or less becoming east 10 to
15 knots. waves 2 feet or less. 
.wednesday night...east winds 10 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
1 to 3 feet. 
.friday...west winds 5 to 10 knots becoming northwest. rain
showers likely during the day, then a chance of rain showers
friday night. waves 2 feet or less. 
.saturday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 

$$

fzus61 kbuf 070805
glflo 
expires:202604071500;;967254

open lake forecast for lake ontario
national weather service buffalo ny
405 am edt tue apr 7 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 29.9 inch clipper low will cross lake ontario early 
this morning, then slide off the new england coast today. a 30.6 
inch high will then build from the central great lakes to the new 
england coastline through wednesday, before moving southeast of 
nova scotia thursday. a cold front will cross the lake friday, with 
a 30.5 inch high then forecast to build east across the great lakes 
saturday.


loz063>065-071500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
405 am edt tue apr 7 2026

.today...west winds to 30 knots becoming northwest 15 to
25 knots. snow showers early, then a chance of snow showers.
waves 7 to 11 feet subsiding to 3 to 6 feet. waves occasionally
around 14 feet. 
.tonight...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...southwest winds 10 knots or less becoming east.
waves 1 foot or less. 
.wednesday night...southeast winds 10 to 15 knots becoming south
and increasing to 15 to 25 knots. waves 1 to 3 feet building to
3 to 6 feet. 
.thursday...south winds 15 to 25 knots becoming southwest. a
chance of rain showers. waves 3 to 6 feet subsiding to 2 to
4 feet. 
.friday...south winds 5 to 15 knots becoming northwest. a chance
of rain showers. waves 2 feet or less. 
.saturday...northwest winds 5 to 15 knots becoming south less
than 10 knots. waves 2 feet or less. 

$$

fzus61 kcle 070738
glfle 
expires:202604071415;;966190

open lake forecast for lake erie
national weather service cleveland oh
338 am edt tue apr 7 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...
high pressure 30.60 inches will build across the area today and
slowly drift eastward into wednesday. low pressure 29.70 inches 
will move northeast across the northern great lakes, lifting a 
warm front north late wednesday. a cold front will move across the
lake on friday with high pressure 30.40 inches building into the
region on saturday. 


lez061-167>169-071415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 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-
338 am edt tue apr 7 2026

.today...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of snow showers early. waves 5 to 8 feet
subsiding to 1 to 3 feet. waves occasionally around 10 feet. 
.tonight...north winds 10 knots or less becoming southeast. waves
2 feet or less. 
.wednesday...southeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.wednesday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.thursday...south winds 15 to 20 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday...south winds 10 knots or less becoming north. rain
showers likely during the day. waves 2 feet or less. 
.saturday...north winds 10 knots or less becoming east. waves
2 feet or less. 

$$