fzus61 kbuf 051402
glflo 
expires:202507052100;;920181

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat jul 5 2025

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 broad 30.2 inch high will continue to drift off of the 
mid-atlantic coast today. meanwhile, a wavy cold frontal boundary 
will gradually shift southeastward across the upper great lakes and 
into southern ontario sunday before crossing the lower great lakes 
monday. in the wake of the frontal passage, a 30.1 inch high will 
build across the lower great lakes tuesday and into wednesday.


loz062-052100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt sat jul 5 2025

.this afternoon...southeast winds 5 to 10 knots. waves 1 foot or
less. 
.tonight...south winds 10 to 15 knots becoming southwest. waves
2 feet or less. 
.sunday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.sunday night...southwest winds 15 to 20 knots becoming west
10 to 15 knots. a chance of showers and thunderstorms. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.monday...west winds 5 to 10 knots becoming northwest. a chance
of showers and thunderstorms during the day, then a chance of
showers monday night. waves 2 feet or less. 
.tuesday...north winds 5 to 10 knots becoming northwest. waves
1 foot or less. 
.wednesday...northwest winds 10 knots or less becoming east.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 051402
glflo 
expires:202507052100;;920182

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat jul 5 2025

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 broad 30.2 inch high will continue to drift off of the 
mid-atlantic coast today. meanwhile, a wavy cold frontal boundary 
will gradually shift southeastward across the upper great lakes and 
into southern ontario sunday before crossing the lower great lakes 
monday. in the wake of the frontal passage, a 30.1 inch high will 
build across the lower great lakes tuesday and into wednesday.


loz063>065-052100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt sat jul 5 2025

.this afternoon...south winds 5 to 10 knots becoming southeast.
waves 1 foot or less. 
.tonight...southeast winds 5 to 10 knots becoming south. waves
2 feet or less. 
.sunday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday night...southwest winds 5 to 10 knots. a chance of
showers. waves 1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming north. a chance
of showers and thunderstorms during the day, then a chance of
showers monday night. waves 2 feet or less. 
.tuesday...north winds 10 knots or less becoming northwest. waves
1 foot or less. 
.wednesday...northwest winds less than 10 knots becoming south.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 051330
glfle 
expires:202507052015;;919348

open lake forecast for lake erie
national weather service cleveland oh
930 am edt sat jul 5 2025

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 ridge averaging 30.10 inches exits slowly southeastward from 
the lake erie region through sunday. during sunday evening through
monday evening, a cold front will drift southeastward across lake
erie. this front should then waver between lake erie and the 
upper and mid ohio valley through this thursday as weak lows move 
generally eastward along the front. simultaneously, a ridge 
averaging 30.10 inches attempts to build from james bay and 
vicinity.


lez061-168-169-052015-
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-
930 am edt sat jul 5 2025

.this afternoon...southwest winds 5 to 10 knots. waves 1 foot or
less. 
.tonight...southwest winds 10 knots or less becoming south. waves
2 feet or less. 
.sunday...south winds 10 to 15 knots becoming southwest. waves
1 to 3 feet. 
.sunday night...southwest winds around 10 knots. waves 1 to
2 feet. 
.monday...west winds 5 to 10 knots becoming north. a chance of
showers and thunderstorms during the day. waves 2 feet or less. 
.tuesday...north winds 10 knots or less becoming southwest. waves
1 foot or less. 
.wednesday...southwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$