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Georgian Bay/Simcoe

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fzus63 kdtx 211939
glflh 
expires:201809220815;;997274

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt fri sep 21 2018

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...a low pressure system at 29.20 inches over lake
superior will continue to lift into ontario. the trailing cold
front sweeps southeast across the central great lakes this
afternoon as this low races into quebec while deepening to 28.90
inches. a large high pressure system at 30.30 inches then builds
into the area for the weekend.


lhz362-363-220815-
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 fri sep 21 2018

...gale warning in effect until midnight edt tonight...

.tonight...west at 35 knot gales with gusts to 45 knot gales
becoming northwest to 30 knots with gusts to 40 knot gales late
in the evening...then decreasing to 20 to 25 knots with gusts to
30 knots after midnight decreasing to 15 to 20 knots early in the
morning. a chance of showers early in the evening. waves 12 to
16 feet subsiding to 8 to 12 feet early in the morning. waves
occasionally around 16 feet. 
.saturday...northwest winds 10 to 15 knots becoming north 5 to
10 knots late in the morning...then becoming light and variable
in the afternoon. waves 5 to 7 feet subsiding to 1 to 3 feet.
waves occasionally around 10 feet. 
.saturday night...south winds 5 to 10 knots becoming southwest
10 to 15 knots in the late evening and overnight. waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.
.sunday...west winds 5 to 10 knots becoming northeast 10 to
15 knots early in the afternoon. waves 2 to 4 feet building to
3 to 5 feet in the late morning and afternoon. 
.sunday night...east winds 15 to 20 knots. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.monday...southeast winds 15 to 20 knots with gusts to 30 knots
becoming south 20 to 25 knots with gusts to 30 knots late in the
evening. showers likely after midnight. waves 5 to 7 feet
building to 8 to 12 feet late in the evening. waves occasionally
around 15 feet. 
.tuesday...south winds 20 to 25 knots with gusts to 30 knots
decreasing to 15 to 20 knots with gusts to 30 knots in the late
morning and early afternoon...then becoming southwest 10 to
15 knots early in the evening veering to the west in the late
evening and early morning. showers likely early in the morning. a
chance of showers early in the evening. waves 8 to 12 feet
subsiding to 3 to 5 feet in the late evening and early morning.
waves occasionally around 15 feet. 
.wednesday...west winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning. waves 2 to 4 feet
subsiding to 1 to 3 feet until early morning. 


$$
fzus63 kdtx 211939
glflh 
expires:201809220815;;997275

open lake forecast for lake huron
national weather service detroit/pontiac mi
339 pm edt fri sep 21 2018

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...a low pressure system at 29.20 inches over lake
superior will continue to lift into ontario. the trailing cold
front sweeps southeast across the central great lakes this
afternoon as this low races into quebec while deepening to 28.90
inches. a large high pressure system at 30.30 inches then builds
into the area for the weekend.


lhz462>464-220815-
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 fri sep 21 2018

...gale warning in effect until midnight edt tonight...

.tonight...west winds to 30 knots with gusts to 35 knot gales
becoming northwest 15 to 20 knots. waves 10 to 14 feet. waves
occasionally around 15 feet. 
.saturday...north winds 10 to 15 knots becoming light and
variable. waves 5 to 7 feet subsiding to 2 to 4 feet late in the
afternoon. waves occasionally around 10 feet. 
.saturday night...light and variable winds becoming southwest
5 to 10 knots in the late evening and overnight. waves 1 to
3 feet. 
.sunday...southwest winds 5 to 10 knots early in the morning
becoming light and variable. waves 2 feet or less. 
.sunday night...east winds 10 to 15 knots. waves 2 to 4 feet. 
.monday...southeast winds 15 to 20 knots becoming south 20 to
25 knots with gusts to 30 knots late in the evening. showers
likely and a chance of thunderstorms after midnight. waves 4 to
6 feet building to 6 to 9 feet late in the evening. waves
occasionally around 12 feet. 
.tuesday...south winds 20 to 25 knots with gusts to 30 knots
becoming southwest 10 to 15 knots early in the evening...then
becoming west 5 to 10 knots in the late evening and early
morning. showers likely and a chance of thunderstorms...then a
chance of showers in the late evening and early morning. waves
6 to 9 feet subsiding to 2 to 4 feet. waves occasionally around
12 feet. 
.wednesday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots until early morning. waves 1 to 3 feet. 


$$

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