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Georgian Bay/Simcoe

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fzus63 kdtx 241500
glflh 
084 

open lake forecast for lake huron
national weather service detroit/pontiac mi
1000 am est sat feb 24 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...high pressure, 30.30 inches, will build eastward across the region 
today. strong low pressure, approaching 29.00 inches, will then 
track northeast across the northern great lakes late tonight and 
into sunday. in the wake of the low pressure system, high pressure, 
building to 30.10 inches, will gradually build across the region 
monday and tuesday.

lhz361-362-242115-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
1000 am est sat feb 24 2018

...gale warning in effect from this evening through sunday
evening...

.rest of today...light and variable winds becoming east 5 to
10 knots late in the afternoon. waves 1 to 3 feet. 
.tonight...east winds 10 to 15 knots increasing to 30 knots with
gusts to 35 knot gales. snow showers after midnight. showers
after midnight. waves 1 to 3 feet building to 8 to 12 feet. waves
occasionally around 15 feet. 
.sunday...southeast winds 20 to 25 knots becoming southwest to
30 knots in the late morning and afternoon. gusts to 40 knot
gales. showers early in the morning...then a chance of rain and
snow showers in the late morning and early afternoon. waves 10 to
14 feet. waves occasionally around 18 feet. 
.sunday night...southwest winds 20 to 25 knots with gusts to
35 knot gales decreasing to 15 to 20 knots with gusts to 30 knots
in the late evening and overnight. waves 8 to 12 feet subsiding
to 4 to 6 feet after midnight. waves occasionally around 15 feet.
.monday...west winds 10 to 15 knots becoming southwest 5 to
10 knots late in the morning...then increasing to 10 to 15 knots
late in the evening. waves 3 to 5 feet subsiding to 1 to 3 feet
late in the afternoon...then building to 2 to 4 feet late in the
evening. 
.tuesday...southwest winds 10 to 15 knots decreasing to 5 to
10 knots until early evening...then becoming light and variable
in the late evening and early morning. a chance of rain and snow
showers until early morning. waves 3 to 5 feet subsiding to 1 to
3 feet until early morning. 
.wednesday...northeast winds 5 to 10 knots becoming east 10 to
15 knots in the late evening and early morning. a chance of
showers early in the morning. a chance of snow showers until
afternoon. a chance of showers until early evening. waves 1 to
3 feet building to 2 to 4 feet in the late evening and early
morning. 

wave heights are for ice free areas.

$$
fzus63 kdtx 241500
glflh 

lhz363-462-242115-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
1000 am est sat feb 24 2018

...gale warning in effect from sunday morning through sunday
evening...

.rest of today...northeast winds 5 to 10 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. 
.tonight...northeast winds 10 to 15 knots becoming east 15 to
20 knots in the late evening and early morning...then becoming
southeast 20 to 25 knots with gusts to 30 knots early in the
morning. a chance of showers late in the evening. a chance of
snow showers in the late evening and early morning. showers after
midnight. waves 1 to 3 feet building to 6 to 9 feet. waves
occasionally around 12 feet. 
.sunday...south winds to 30 knots veering to the southwest in the
late morning and afternoon. gusts to 45 knot gales. showers early
in the morning...then a chance of showers in the late morning and
early afternoon. waves 8 to 12 feet. waves occasionally around
15 feet. 
.sunday night...southwest winds 20 to 25 knots with gusts to
35 knot gales decreasing to 10 to 15 knots. waves 6 to 9 feet
subsiding to 4 to 6 feet after midnight. waves occasionally
around 12 feet. 
.monday...southwest winds 10 to 15 knots decreasing to 5 to
10 knots late in the morning...then increasing to 10 to 15 knots
late in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet
late in the morning...then building to 2 to 4 feet late in the
evening. 
.tuesday...southwest winds 10 to 15 knots becoming south 5 to
10 knots early in the evening...then backing to the southeast in
the late evening and early morning. a chance of showers until
early morning. a chance of snow showers in the late evening and
early morning. waves 2 to 4 feet subsiding to 1 to 3 feet until
early morning. 
.wednesday...north winds 5 to 10 knots veering to the northeast
until early evening...then increasing to 10 to 15 knots in the
late evening and early morning. a chance of snow showers early in
the morning. a chance of showers. waves 1 to 3 feet. 


$$

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