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nearshore marine forecast
national weather service buffalo ny
1005 am edt thu mar 12 2026

for waters within five nautical miles of shore

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.


loz042-122100-
niagara river to hamlin beach along lake ontario-
1005 am edt thu mar 12 2026

...small craft advisory in effect until 10 pm edt this evening...
...gale watch in effect from friday afternoon through saturday
morning...

.rest of today...west winds to 30 knots diminishing to 15 to
20 knots. scattered snow showers this afternoon. waves 5 to
9 feet subsiding to 4 to 7 feet. waves occasionally around
11 feet. 
.tonight...northwest winds 15 to 20 knots becoming south and
diminishing to 5 to 10 knots. partly cloudy. waves 3 to 6 feet
subsiding to 2 feet or less. waves occasionally around 7 feet. 
.friday...southeast winds 15 to 25 knots becoming southwest to
30 knots. snow and rain showers. waves 2 feet or less building to
4 to 7 feet. waves occasionally around 9 feet. 
.friday night...southwest winds to 30 knots becoming west and
increasing to 40 knot gales overnight. rain showers with a chance
of snow showers in the evening, then a chance of snow showers
overnight. waves 5 to 8 feet building to 11 to 15 feet. waves
occasionally around 19 feet. 
.saturday...west gales to 35 knots becoming northeast and
diminishing to 10 to 15 knots. a chance of snow showers saturday
night. waves 10 to 14 feet subsiding to 1 to 3 feet. waves
occasionally around 18 feet. 
.sunday...east winds 15 to 20 knots becoming south and increasing
to 30 knots. snow showers with rain showers likely. waves 2 to
4 feet building to 5 to 8 feet, then subsiding to 3 to 6 feet.
waves occasionally around 10 feet. 
.monday...south gales to 35 knots becoming west to 40 knots. rain
showers with a chance of snow showers during the day, then a
chance of snow and rain showers monday night. waves 5 to 8 feet
building to 11 to 16 feet. waves occasionally around 20 feet. 

$$
fzus51 kbuf 121405
nshbuf
expires:202603122100;;545350

nearshore marine forecast
national weather service buffalo ny
1005 am edt thu mar 12 2026

for waters within five nautical miles of shore

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.


loz043-044-122100-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
1005 am edt thu mar 12 2026

...small craft advisory in effect through late tonight...
...gale watch in effect from friday evening through saturday
afternoon...

.rest of today...west winds to 30 knots. scattered snow showers
late this morning. scattered snow showers late. waves 8 to
12 feet. waves occasionally around 15 feet. 
.tonight...northwest winds to 30 knots becoming southwest and
diminishing to 5 to 15 knots overnight. partly to mostly cloudy.
waves 7 to 10 feet subsiding to 2 to 4 feet. waves occasionally
around 13 feet. 
.friday...south winds 10 to 15 knots becoming southwest and
increasing to 30 knots in the afternoon. snow showers in the
morning, then rain and snow showers in the afternoon. waves 1 to
2 feet building to 3 to 5 feet. waves occasionally around 6 feet.
.friday night...southwest winds to 30 knots becoming west and
increasing to 40 knot gales overnight. rain showers with snow
showers likely in the evening, then snow showers likely
overnight. waves 5 to 8 feet building to 15 to 19 feet. waves
occasionally around 24 feet. 
.saturday...west gales to 40 knots becoming north and diminishing
to 5 to 10 knots. snow showers likely during the day. waves 15 to
20 feet subsiding to 2 to 4 feet. waves occasionally around
26 feet. 
.sunday...east winds 15 to 25 knots becoming southeast and
increasing to 40 knot gales. snow showers likely during the day,
then a chance of rain and snow showers likely sunday night. waves
1 to 3 feet building to 5 to 8 feet. waves occasionally around
10 feet. 
.monday...south gales to 35 knots becoming west. rain showers
during the day, then rain showers with snow showers likely monday
night. waves 4 to 7 feet building to 13 to 17 feet. waves
occasionally around 22 feet. 

the water temperature off rochester is 39 degrees.

$$
fzus51 kbuf 121405
nshbuf
expires:202603122100;;545351

nearshore marine forecast
national weather service buffalo ny
1005 am edt thu mar 12 2026

for waters within five nautical miles of shore

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.


loz045-122100-
mexico bay to the saint lawrence river along lake ontario-
1005 am edt thu mar 12 2026

...small craft advisory in effect through late tonight...
...gale watch in effect from friday evening through saturday
afternoon...

.rest of today...west winds to 30 knots. scattered snow showers
late this morning. waves in ice free areas 7 to 11 feet. waves in
ice free areas occasionally around 14 feet. 
.tonight...northwest winds to 30 knots becoming west and
diminishing to 5 to 15 knots overnight. partly to mostly cloudy.
waves 5 to 9 feet subsiding to 1 to 3 feet. waves occasionally
around 11 feet. 
.friday...south winds 10 to 15 knots increasing to 30 knots. snow
showers likely in the morning, then snow and rain showers in the
afternoon. waves 1 to 3 feet building to 3 to 6 feet. waves
occasionally around 7 feet. 
.friday night...southwest winds to 30 knots increasing to 40 knot
gales overnight. rain and snow showers. waves 6 to 9 feet
building to 14 to 18 feet. waves occasionally around 23 feet. 
.saturday...west gales to 40 knots becoming north and diminishing
to 5 to 10 knots. snow showers likely during the day. waves 14 to
18 feet subsiding to 2 to 4 feet. waves occasionally around
23 feet. 
.sunday...east winds 10 to 15 knots becoming southeast and
increasing to 40 knot gales. snow showers likely during the day,
then snow showers likely with a chance of rain showers sunday
night. waves 1 to 3 feet building to 7 to 10 feet. waves
occasionally around 13 feet. 
.monday...south gales to 40 knots becoming west. rain and snow
showers. waves 7 to 10 feet building to 13 to 17 feet. waves
occasionally around 22 feet. 

wave heights are for ice free areas.

$$
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