fzus51 kbuf 202004
nshbuf
expires:202607210300;;306864

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


lez020-210300-
upper niagara river and buffalo harbor-
404 pm edt mon jul 20 2026

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

.tonight...southwest winds 10 knots or less becoming south.
mostly cloudy. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. showers likely with a chance of thunderstorms in the
morning, then showers with thunderstorms likely in the afternoon.
some thunderstorms may produce gusty winds in the afternoon. 
.tuesday night...southwest winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. showers with thunderstorms likely
in the evening, then a chance of showers overnight. some
thunderstorms may produce gusty winds in the evening. 
.wednesday...west winds 5 to 15 knots. partly sunny. 
.wednesday night...northwest winds 5 to 15 knots becoming west
less than 10 knots. mostly cloudy in the evening, then clearing. 
.thursday...west winds less than 10 knots. mainly clear. 
.friday...light and variable winds. mainly clear. 
.saturday...light and variable winds. mainly clear, then becoming
partly cloudy. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 75 degrees.

$$

fzus51 kbuf 202004
nshbuf
expires:202607210300;;306867

nearshore marine forecast
national weather service buffalo ny
404 pm edt mon jul 20 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.


loz042-210300-
niagara river to hamlin beach along lake ontario-
404 pm edt mon jul 20 2026

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

.tonight...southeast winds 5 to 15 knots becoming south. mostly
cloudy. waves 1 foot or less. 
.tuesday...south winds 15 to 25 knots becoming southwest. showers
with a chance of thunderstorms in the morning, then showers with
thunderstorms likely in the afternoon. some thunderstorms may
produce gusty winds in the afternoon. waves 2 feet or less
building to 3 to 5 feet. waves occasionally around 6 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers with thunderstorms likely in the evening, then a chance
of showers overnight. some thunderstorms may produce gusty winds
in the evening. waves 2 to 4 feet building to 3 to 5 feet. waves
occasionally around 6 feet. 
.wednesday...west winds 15 to 25 knots. mostly cloudy in the
morning, then becoming mostly sunny. waves 3 to 6 feet building
to 4 to 7 feet. waves occasionally around 9 feet. 
.wednesday night...northwest winds 15 to 25 knots becoming west
and diminishing to 10 to 15 knots. partly cloudy. waves 4 to
7 feet subsiding to 2 to 4 feet. waves occasionally around
9 feet. 
.thursday...west winds 5 to 15 knots becoming southwest. mainly
clear. waves 1 to 3 feet subsiding to 1 foot or less. 
.friday...southwest winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.saturday...southwest winds 10 knots or less becoming south.
mainly clear, then becoming partly cloudy. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus53 kdtx 201958
nshdtx
expires:202607210400;;306417

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
358 pm edt mon jul 20 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.


lhz441-210400-
port austin to harbor beach mi-
358 pm edt mon jul 20 2026

...small craft advisory in effect from late tonight through
wednesday evening...

.tonight...south winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots after midnight. patchy smoke in
the evening. partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly cloudy with a chance of
showers and thunderstorms after midnight. waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight. 
.tuesday...southwest winds 20 to 25 knots becoming west 15 to
20 knots in the late morning and afternoon. mostly cloudy early
in the morning becoming partly cloudy. a chance of showers in the
morning. a chance of thunderstorms. light showers likely in the
afternoon. waves 3 to 5 feet. waves occasionally around 7 feet. 
.tuesday night...northwest winds 20 to 25 knots. partly cloudy
early in the evening becoming mostly cloudy. waves 6 to 9 feet.
waves occasionally around 12 feet. 
.wednesday...northwest winds 20 to 25 knots becoming north 15 to
20 knots early in the afternoon. gusts to 30 knots. mostly cloudy
becoming partly cloudy in the late morning and early afternoon
becoming mostly sunny. waves 8 to 12 feet. waves occasionally
around 15 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 201958
nshdtx
expires:202607210400;;306418

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
358 pm edt mon jul 20 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.


lhz442-210400-
harbor beach to port sanilac mi-
358 pm edt mon jul 20 2026

...small craft advisory in effect from late tonight through
wednesday evening...

.tonight...south winds 15 to 20 knots. mostly cloudy. patchy
smoke. a chance of showers and thunderstorms after midnight.
waves 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots veering to the west
early in the afternoon. mostly cloudy early in the morning
becoming partly cloudy. a chance of showers and a slight chance
of thunderstorms early in the morning, then a chance of showers
and thunderstorms in the late morning and afternoon. waves 3 to
5 feet subsiding to 1 to 3 feet in the late morning and
afternoon. waves occasionally around 7 feet. 
.tuesday night...northwest winds 20 to 25 knots. partly cloudy. a
chance of showers early in the evening. waves 3 to 5 feet
building to 6 to 9 feet in the late evening and overnight. waves
occasionally around 12 feet. 
.wednesday...northwest winds 20 to 25 knots with gusts to
30 knots diminishing to 15 to 20 knots early in the afternoon.
partly cloudy until late afternoon then clearing. waves 6 to
9 feet. waves occasionally around 12 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 201958
nshdtx
expires:202607210400;;306419

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
358 pm edt mon jul 20 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.


lhz443-210400-
port sanilac to port huron mi-
358 pm edt mon jul 20 2026

...small craft advisory in effect from late tonight through
wednesday evening...

.tonight...south winds 15 to 20 knots. mostly cloudy. patchy
smoke. a chance of showers and thunderstorms after midnight.
waves 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots. mostly cloudy early in the
morning becoming partly cloudy. a chance of showers in the
morning. a chance of thunderstorms. light showers likely in the
afternoon. patchy smoke early in the afternoon. waves 3 to 5 feet
subsiding to 1 to 3 feet in the late morning and afternoon. waves
occasionally around 7 feet. 
.tuesday night...northwest winds 20 to 25 knots. partly cloudy. a
chance of showers and thunderstorms early in the evening. waves
2 to 4 feet building to 4 to 6 feet in the late evening and
overnight. waves occasionally around 8 feet. 
.wednesday...northwest winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon becoming mostly sunny. waves 5 to 7 feet. waves
occasionally around 10 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

see lake huron open lake forecast for days 3 through 5.

$$