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nearshore marine forecast
national weather service buffalo ny
258 pm edt mon aug 21 2017

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.

lez020-220315-
upper niagara river and buffalo harbor-
258 pm edt mon aug 21 2017

...small craft advisory in effect from tuesday morning through
tuesday evening...

.tonight...southwest winds 5 to 10 knots becoming south. a chance
of showers and thunderstorms late. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. a chance of showers and thunderstorms in the morning...
then showers and thunderstorms likely in the afternoon. some
thunderstorms may be severe with strong winds in the afternoon. 
.tuesday night...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers in the evening. 
.wednesday...west winds 10 to 15 knots. a chance of showers in
the afternoon. 
.wednesday night...northwest winds 10 knots or less. a chance of
showers in the evening. 
.thursday...northwest winds 10 knots or less becoming northeast.
a chance of showers during the day. 
.friday...northeast winds less than 10 knots. becoming mainly
clear. 
.saturday...north winds less than 10 knots. mainly clear. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 73 degrees.

$$
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lez040-041-220315-
buffalo to ripley along lake erie-
258 pm edt mon aug 21 2017

...small craft advisory in effect from tuesday morning through
late tuesday night...

.tonight...southwest winds 5 to 15 knots becoming south. a chance
of showers and thunderstorms late. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots becoming southwest and
increasing to 30 knots in the afternoon. a chance of showers and
thunderstorms in the morning...then showers and thunderstorms
likely in the afternoon. some thunderstorms may be severe with
strong winds in the afternoon. waves 1 to 3 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.tuesday night...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. showers likely in the evening...
then a chance of showers overnight. waves 5 to 8 feet subsiding
to 2 to 4 feet. waves occasionally around 10 feet. 
.wednesday...west winds 15 to 20 knots. a chance of waterspouts
in the afternoon. a chance of showers in the afternoon. waves
2 to 4 feet. 
.wednesday night...northwest winds 5 to 15 knots. a chance of
waterspouts in the evening. a chance of showers in the evening.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...northwest winds 5 to 15 knots becoming northeast. a
chance of showers during the day. waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming east. becoming
mainly clear. waves 2 feet or less. 
.saturday...northeast winds 10 knots or less becoming southeast.
mainly clear. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
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loz042-220315-
niagara river to hamlin beach along lake ontario-
258 pm edt mon aug 21 2017

...small craft advisory in effect from tuesday afternoon through
wednesday afternoon...

.tonight...south winds 5 to 10 knots. a chance of showers and
thunderstorms late. waves 1 foot or less. 
.tuesday...southwest winds 15 to 25 knots. a chance of showers
and thunderstorms in the morning...then showers and thunderstorms
likely in the afternoon. some thunderstorms may be severe with
strong winds in the afternoon. waves 1 to 3 feet building to 2 to
4 feet. 
.tuesday night...west winds 15 to 25 knots. a chance of showers
in the evening. waves 3 to 6 feet. waves occasionally around
7 feet. 
.wednesday...west winds 15 to 20 knots. a chance of waterspouts
in the afternoon. a chance of showers in the afternoon. waves
3 to 6 feet subsiding to 2 to 4 feet. waves occasionally around
7 feet. 
.wednesday night...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. a chance of waterspouts in the evening. a chance
of showers. waves 3 to 5 feet subsiding to 2 to 4 feet. waves
occasionally around 6 feet. 
.thursday...north winds 5 to 15 knots. a chance of showers during
the day. waves 2 to 3 feet. 
.friday...north winds 10 knots or less becoming northwest.
becoming mainly clear. waves 2 feet or less. 
.saturday...north winds less than 10 knots. mainly clear. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
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loz043-220315-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
258 pm edt mon aug 21 2017

...small craft advisory in effect from tuesday afternoon through
wednesday evening...

.tonight...east winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers and thunderstorms in the morning...
then showers and thunderstorms likely in the afternoon. some
thunderstorms may be severe with strong winds in the afternoon.
waves 1 to 3 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming west.
showers likely in the evening...then a chance of showers
overnight. waves 2 to 4 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.wednesday...west winds 15 to 25 knots. partly sunny. waves 4 to
7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.wednesday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of waterspouts in the evening. a chance
of showers. waves 2 to 4 feet building to 3 to 6 feet. waves
occasionally around 7 feet. 
.thursday...northwest winds 5 to 15 knots becoming north. a
chance of showers during the day. waves 2 to 4 feet. 
.friday...north winds 10 knots or less becoming west. becoming
mainly clear. waves 1 to 2 feet. 
.saturday...northwest winds less than 10 knots. mainly clear.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 73 degrees.

$$
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loz044-045-220315-
sodus bay to the saint lawrence river along lake ontario-
258 pm edt mon aug 21 2017

...small craft advisory in effect from tuesday afternoon through
wednesday evening...

.tonight...south winds 5 to 15 knots. mainly clear. waves 2 feet
or less. 
.tuesday...south winds 15 to 20 knots becoming southwest. a
chance of showers and thunderstorms in the morning...then showers
and thunderstorms in the afternoon. some thunderstorms may be
severe with strong winds in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots becoming west.
showers and thunderstorms in the evening...then a chance of
showers overnight. some thunderstorms may be severe with strong
winds. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.wednesday...west winds 15 to 25 knots. a chance of waterspouts
in the afternoon. a chance of showers in the afternoon. waves
5 to 8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.wednesday night...west winds 15 to 20 knots becoming north 10 to
15 knots. a chance of waterspouts in the evening. a chance of
showers. waves 3 to 6 feet. waves occasionally around 7 feet. 
.thursday...north winds 5 to 15 knots becoming northeast. a
chance of showers during the day. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.friday...north winds 10 knots or less becoming southeast.
becoming mainly clear. waves 2 feet or less. 
.saturday...northeast winds 10 knots or less becoming east.
mainly clear. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

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