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fzus61 kbuf 202033
glflo 

loz063>065-210300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
430 pm edt sun aug 20 2017

.tonight...west winds 5 to 15 knots becoming southwest. waves
1 to 2 feet. 
.monday...southwest winds 5 to 15 knots. waves 2 feet or less. 
.monday night...south winds 10 knots or less. a chance of showers
and thunderstorms overnight. waves 2 feet 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 produce gusty winds in the afternoon. waves
1 to 3 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 produce gusty winds in
the evening. waves 2 to 4 feet building to 3 to 6 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of showers during the day. waves 3 to 5 feet
subsiding to 2 to 4 feet. 
.thursday...northwest winds 5 to 10 knots becoming north. a
chance of showers during the day. waves 1 to 3 feet. 
.friday...north winds 5 to 10 knots becoming northwest. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 202033
glflo 
463 

glflo 

open lake forecast for lake ontario
national weather service buffalo ny
430 pm edt sun aug 20 2017

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 30.1 inch high will move off the mid-atlantic coast
tonight and remain there on tuesday. a strong cold front, 
averaging 29.6 inches, will then cross lake ontario tuesday night.
on wednesday a 30.1 inch high will ridge from the upper plains to
western ontario province, and then expand into the great lakes 
region on thursday.

loz062-210300-
lake ontario open waters from the niagara river to hamlin beach-
430 pm edt sun aug 20 2017

.tonight...southwest winds 5 to 15 knots. waves 1 to 2 feet. 
.monday...southwest winds 10 knots or less becoming west. waves
1 foot or less. 
.monday night...southwest winds 5 to 15 knots becoming south. a
chance of showers and thunderstorms overnight. waves 1 foot or
less. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms in the morning...
then showers and thunderstorms in the afternoon. some
thunderstorms may produce gusty winds in the afternoon. waves
1 foot or less building to 2 to 4 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers and thunderstorms in the evening. some thunderstorms may
produce gusty winds in the evening. waves 2 to 4 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of showers during the day. waves 2 to 4 feet. 
.thursday...north winds 5 to 10 knots. a chance of showers during
the day. waves 1 to 2 feet. 
.friday...north winds 5 to 10 knots. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kcle 201934
glfle 
735 

open lake forecast for lake erie
national weather service cleveland oh
334 pm edt sun aug 20 2017

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...high pressure 30.10 inches along the east coast will 
remain in place overnight and early monday. monday afternoon and 
evening the high will drift east allowing low pressure 29.70 
inches to reach iowa/wisconsin area. the low will move northeast 
to the central great lakes by tuesday morning continuing northeast
into canada during the day. a cold front associated with the low 
will move across lake erie tuesday afternoon and evening. high 
pressure 30.20 inches will build over the lakes wednesday through 
friday. 

lez162>165-210215-
lake erie open waters from maumee bay to reno beach oh-
lake erie open waters from reno beach to the islands oh-
lake erie open waters from the islands to vermilion oh-
lake erie open waters from vermilion to avon point oh-
334 pm edt sun aug 20 2017

.tonight...east winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.monday...southwest winds 5 to 10 knots becoming south. waves
1 foot or less. 
.monday night...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. occasional showers and thunderstorms. waves 2 feet or
less building to 3 to 5 feet. 
.tuesday night...west winds 15 to 20 knots becoming northwest.
occasional showers and thunderstorms in the evening...then a
chance of showers and thunderstorms overnight. waves 3 to 5 feet
subsiding to 2 to 4 feet. 
.wednesday...northwest winds 10 to 15 knots becoming north. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...north winds 5 to 10 knots becoming northeast. waves
2 feet or less. 
.friday...northeast winds 5 to 10 knots. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kcle 201934
glfle 

lez061-166>169-210215-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
334 pm edt sun aug 20 2017

.tonight...east winds 5 to 10 knots becoming south. waves 1 to
3 feet. 
.monday...south winds 5 to 10 knots becoming southwest. waves
2 feet or less. 
.monday night...southwest winds 5 to 15 knots. a chance of
showers and thunderstorms. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. occasional showers and thunderstorms. waves 1 to 3 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.tuesday night...west winds 15 to 20 knots becoming northwest.
occasional showers and thunderstorms in the evening...then
thunderstorms likely with a chance of showers overnight. waves
4 to 7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet. 
.wednesday...northwest winds 15 to 20 knots becoming north 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday...north winds 5 to 10 knots becoming northeast. waves
2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$
fzus63 kdtx 201939
glflh 

lhz362-363-210815-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
339 pm edt sun aug 20 2017

.tonight...south winds 10 to 15 knots. waves 2 to 4 feet. 
.monday...southwest winds 5 to 10 knots backing to the southeast
late in the afternoon. a chance of showers and thunderstorms in
the afternoon. waves 1 to 3 feet. 
.monday night...southeast winds 5 to 10 knots veering to the
south after midnight. a chance of showers and thunderstorms in
the evening...then showers and thunderstorms likely after
midnight. waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots veering to the west
early in the afternoon. showers with thunderstorms likely until
late afternoon...then a chance of showers and thunderstorms late
in the afternoon. waves 2 to 4 feet. 
.tuesday night...northwest winds 15 to 20 knots with gusts to
30 knots increasing to 20 to 25 knots with gusts to 30 knots in
the late evening and early morning...then decreasing to 15 to
20 knots after midnight. a chance of showers and thunderstorms
early in the evening. waves 5 to 7 feet. waves occasionally
around 10 feet. 
.wednesday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.thursday...north winds 10 to 15 knots decreasing to 5 to
10 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...west winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less. 


$$
fzus63 kdtx 201939
glflh 

lhz462>464-210815-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
339 pm edt sun aug 20 2017

.tonight...south winds 5 to 15 knots. waves 1 to 3 feet. 
.monday...south winds 5 to 10 knots. a chance of showers and
thunderstorms in the afternoon. waves 1 to 3 feet. 
.monday night...south winds 5 to 10 knots increasing to 10 to
15 knots after midnight. a chance of showers and thunderstorms in
the evening...then showers and thunderstorms likely after
midnight. waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots. showers and
thunderstorms likely. waves 2 to 4 feet. 
.tuesday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. showers and
thunderstorms likely early in the evening. waves 3 to 5 feet
building to 4 to 6 feet after midnight. waves occasionally around
8 feet. 
.wednesday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the morning...then decreasing to 5 to 10 knots
late in the afternoon becoming north 10 to 15 knots late in the
evening. waves 3 to 5 feet. 
.thursday...north winds 5 to 10 knots becoming light and
variable. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...light and variable winds becoming northeast 5 to
10 knots until early morning. waves 2 feet or less. 


$$
fzus63 kdtx 201939
glflh 
321 

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt sun aug 20 2017

for waters beyond five nautical miles off shore on lake huron

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...high pressure, 30.20 inches, will expand across the 
eastern seaboard today into monday. low pressure, 29.80 inches, is 
forecast to develop over the upper midwest on monday, then track 
into the northern great lakes monday night. this low is forecast to 
deepen as it lifts into southern quebec on tuesday and will drag a 
strong cold front across the great lakes region. strong high 
pressure will then build across the region from the west mid week.

lhz361-210815-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
339 pm edt sun aug 20 2017

.tonight...south winds 5 to 10 knots veering to the southwest
early in the morning. a chance of showers and thunderstorms after
midnight. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots in the morning becoming
light and variable. a chance of showers and thunderstorms early
in the morning. waves 2 feet or less. 
.monday night...light and variable winds becoming southeast 5 to
10 knots after midnight. a chance of showers and thunderstorms in
the evening...then showers with thunderstorms likely after
midnight. waves 2 feet or less. 
.tuesday...southeast winds 5 to 10 knots becoming northwest 10 to
15 knots in the late morning and afternoon. showers with
thunderstorms likely until late afternoon. waves 2 feet or less
building to 2 to 4 feet early in the afternoon. 
.tuesday night...northwest winds 15 to 20 knots. gusts to
30 knots in the late evening and early morning. waves 4 to
6 feet. waves occasionally around 8 feet. 
.wednesday...northwest winds 15 to 20 knots decreasing to 5 to
10 knots. waves 3 to 5 feet subsiding to 2 to 4 feet late in the
evening. 
.thursday...north winds 5 to 10 knots early in the morning
becoming light and variable...then becoming northwest 5 to
10 knots in the late evening and early morning. waves 2 feet or
less. 
.friday...light and variable winds. waves 2 feet or less. 


$$
fzus63 kdtx 201938
glfsc 
412 

lake st clair forecast
national weather service detroit/pontiac mi
338 pm edt sun aug 20 2017

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...high pressure, 30.20 inches, will expand across the 
eastern seaboard today into monday. low pressure, 29.80 inches, is 
forecast to develop over the upper midwest on monday, then track 
into the northern great lakes monday night. this low is forecast to 
deepen as it lifts into southern quebec on tuesday and will drag a 
strong cold front across the great lakes region. strong high 
pressure will then build across the region from the west mid week.

lcz460-210815-
lake st clair-
338 pm edt sun aug 20 2017

.tonight...south winds around 10 knots. partly cloudy. waves 2 
feet or less.
.monday...south winds around 10 knots. partly sunny. a chance of 
showers and thunderstorms late in the afternoon. waves 2 feet or 
less.
.monday night...south winds 5 to 10 knots. partly cloudy in the
evening becoming mostly cloudy. a chance of showers and
thunderstorms. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots. cloudy with showers and
thunderstorms likely. waves 2 feet or less.
.tuesday night...northwest winds 5 to 10 knots. mostly cloudy with
showers and thunderstorms likely early in the evening...then mostly
clear in the late evening and overnight. waves 2 feet or less.
.wednesday...northwest winds 5 to 10 knots increasing to 10 to 15
knots in the afternoon...then becoming north 5 to 10 knots in the
evening. sunny early in the morning becoming mostly clear. waves 2
feet or less.
.thursday...northeast winds 5 to 10 knots. mostly clear. waves 2
feet or less.
.friday...northeast winds 5 to 10 knots. clear. waves 2 feet or
less.

$$

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