fzus61 kbuf 052102
glflo 
expires:202603060400;;687409

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est thu mar 5 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 30.0 inch low just south of lake erie this evening 
will weaken to a 30.2 inch low across western ny tonight. another 
29.6 inch low will lift across the upper great lakes saturday, with 
its trailing cold front crossing the lake saturday night. a large 
30.1 inch high will then move from the lower ohio valley to the mid 
atlantic region sunday and monday while ridging north across the 
lake. a 28.9 inch low may move across james bay monday while 
pressure averages 29.9 inches across the lake tuesday.


loz062-063-060400-
lake ontario open waters from the niagara river to sodus bay-
402 pm est thu mar 5 2026

.tonight...northeast winds 15 to 25 knots becoming east. rain and
freezing rain this evening, then rain likely after midnight.
waves 5 to 8 feet subsiding to 3 to 6 feet. waves occasionally
around 10 feet. 
.friday...east winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday night...east winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of rain showers in the
evening, then rain showers likely with a chance of thunderstorms
overnight. waves 1 to 2 feet building to 3 to 5 feet. 
.saturday...south winds 15 to 25 knots becoming southwest to
30 knots. showers likely in the morning, then showers with a
chance of thunderstorms in the afternoon. waves 3 to 5 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.saturday night...southwest winds 15 to 25 knots becoming west.
rain showers with a chance of thunderstorms in the evening, then
a chance of rain showers overnight. waves 4 to 7 feet subsiding
to 3 to 6 feet. waves occasionally around 9 feet. 
.sunday...west winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. waves 2 to 4 feet building to 3 to
6 feet. 
.monday...southwest winds 15 to 25 knots becoming west. waves
3 to 6 feet subsiding to 2 to 4 feet. 
.tuesday...northeast winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of rain showers during the
day, then rain showers tuesday night. waves 2 to 4 feet building
to 3 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 052102
glflo 
expires:202603060400;;687410

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est thu mar 5 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 30.0 inch low just south of lake erie this evening 
will weaken to a 30.2 inch low across western ny tonight. another 
29.6 inch low will lift across the upper great lakes saturday, with 
its trailing cold front crossing the lake saturday night. a large 
30.1 inch high will then move from the lower ohio valley to the mid 
atlantic region sunday and monday while ridging north across the 
lake. a 28.9 inch low may move across james bay monday while 
pressure averages 29.9 inches across the lake tuesday.


loz064-065-060400-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 pm est thu mar 5 2026

.tonight...northeast winds 15 to 20 knots becoming east 10 to
15 knots. rain with freezing rain likely through the early
overnight. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday...east winds 10 to 15 knots becoming southeast. waves
1 to 3 feet. 
.friday night...southeast winds 15 to 25 knots becoming south to
30 knots. rain showers overnight. waves 1 to 3 feet building to
3 to 6 feet. 
.saturday...south winds 20 to 25 knots. showers. waves 3 to
6 feet. 
.saturday night...southwest winds 15 to 20 knots becoming west.
rain showers in the evening, then rain showers likely overnight.
waves 3 to 6 feet. 
.sunday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 2 to 4 feet building to 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.tuesday...east winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of rain showers during the
day, then rain showers tuesday night. waves 2 to 4 feet building
to 3 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 052256
glfle 
expires:202603060315;;691919

open lake forecast for lake erie
national weather service cleveland oh
556 pm est thu mar 5 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 stalled frontal boundary will waver over northern ohio through 
tonight before it lifts northward across lake erie as a warm 
front on friday. low pressure 29.70 inches will track northeast 
through the upper midwest and upper great lakes on saturday. a 
trailing cold front will sweep eastward across lake erie saturday 
evening. a ridge averaging 30.10 inches will build into the ohio 
valley region sunday before shifting east by monday into tuesday.


lez061-167>169-060315-
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-
556 pm est thu mar 5 2026

.tonight...northeast winds 5 to 15 knots diminishing to less than
10 knots. rain likely early, then a chance of rain with a slight
chance of snow late this evening. areas of dense fog early, then
patchy fog from late evening on. the lake is mostly ice covered.
.friday...east winds less than 10 knots. patchy fog early. 
.friday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. a chance of rain. 
.saturday...south winds 15 to 20 knots becoming southwest. rain.
.saturday night...southwest winds 15 to 20 knots becoming west
5 to 15 knots. a chance of rain in the evening. 
.sunday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. 
.monday...southwest winds 15 to 20 knots. 
.tuesday...south winds 10 to 15 knots increasing to 15 to
25 knots. a chance of rain during the day, then rain tuesday
night. 

waves omitted due to the lake being mostly ice covered.

$$