Great Lakes Forecast
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000
FZUS63 KDTX 160237
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
937 PM EST Wed Nov 15 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...A low pressure system will deepen to 29.50 inches as it
tracks across Georgian Bay tonight before reaching southern
Quebec by Thursday. High pressure, 30.30 inches, trailing this
system will slide through the central Great Lakes Thursday
afternoon and overnight into Friday morning. This high will depart
on Friday, with the next low pressure system set to arrive on
Saturday.

LHZ361-160915-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
937 PM EST Wed Nov 15 2017

...GALE WARNING IN EFFECT THROUGH THURSDAY AFTERNOON...

.REST OF TONIGHT...West winds 15 to 20 knots becoming northwest
20 to 25 knots with gusts to 35 knot gales late. Numerous
showers. Scattered snow showers after midnight. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.THURSDAY...Northwest winds 20 to 25 knots with gusts to 35 knot
gales...decreasing to 15 to 20 knots with gusts to 30 knots late in
the afternoon. Numerous showers and scattered snow showers early
in the morning. Waves 5 to 7 feet. Waves occasionally around 10
feet.
.THURSDAY NIGHT...North winds 10 to 15 knots becoming northeast
5 to 10 knots in the late evening and overnight. Waves 3 to
5 feet subsiding to 1 to 3 feet in the late evening and
overnight.
.FRIDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots with gusts to 30 knots in the late morning and
afternoon. A chance of snow showers early in the afternoon. A
chance of showers in the afternoon. Waves 2 to 4 feet building to
5 to 7 feet early in the afternoon. Waves occasionally around
10 feet.
.FRIDAY NIGHT...South winds 20 to 25 knots with gusts to 30 knots
decreasing to 5 to 10 knots. Showers. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.SATURDAY...Southwest winds 5 to 10 knots becoming northwest
15 to 20 knots with gusts to 35 knot gales late in the morning...
then increasing to 20 to 25 knots with gusts to 35 knot gales
late in the afternoon. Showers. A chance of snow showers late in
the afternoon. A chance of showers early in the evening. Waves
5 to 7 feet. Waves occasionally around 10 feet.
.SUNDAY...Northwest winds 20 to 25 knots with gusts to 30 knots
decreasing to 15 to 20 knots with gusts to 30 knots until early
morning. Waves 5 to 7 feet. Waves occasionally around 10 feet.
.MONDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and early morning. Waves 2 to 4 feet
subsiding to 1 to 3 feet until early evening...then building to
2 to 4 feet in the late evening and early morning.


$$

LHZ362-363-160915-
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-
937 PM EST Wed Nov 15 2017

...GALE WARNING IN EFFECT THROUGH THURSDAY AFTERNOON...

.REST OF TONIGHT...Southwest winds 15 to 20 knots becoming west
20 to 25 knots with gusts to 35 knot gales after midnight.
Numerous showers. Scattered snow showers after midnight. Waves 6
to 9 feet. Waves occasionally around 12 feet.
.THURSDAY...Northwest winds to 30 knots decreasing to 20 to
25 knots late in the afternoon. Gusts to 35 knot gales. Numerous
showers and scattered snow showers early in the morning...then a
chance of showers late in the morning. Waves 10 to 14 feet. Waves
occasionally around 18 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots decreasing to 5 to
10 knots. Waves 6 to 9 feet subsiding to 3 to 5 feet after
midnight. Waves occasionally around 12 feet.
.FRIDAY...East winds 5 to 10 knots becoming southeast 10 to
15 knots in the late morning and early afternoon...then becoming
south 20 to 25 knots with gusts to 30 knots early in the
afternoon. Waves 1 to 3 feet building to 5 to 7 feet. Waves
occasionally around 10 feet.
.FRIDAY NIGHT...South winds 20 to 25 knots with gusts to 35 knot
gales decreasing to 15 to 20 knots after midnight. Showers. Waves
8 to 12 feet. Waves occasionally around 15 feet.
.SATURDAY...South winds 10 to 15 knots becoming west 15 to
20 knots with gusts to 35 knot gales late in the morning...then
becoming northwest to 30 knots with gusts to 40 knot gales late
in the afternoon. Showers. Snow showers likely early in the
evening...then a chance of snow showers and showers after
midnight. Waves 6 to 9 feet building to 10 to 14 feet late in the
afternoon. Waves occasionally around 18 feet.
.SUNDAY...Northwest winds to 30 knots with gusts to 40 knot gales
decreasing to 15 to 20 knots with gusts to 30 knots. A chance of
snow showers early in the morning. A chance of showers early in
the morning. Waves 10 to 14 feet. Waves occasionally around
18 feet.
.MONDAY...West winds 15 to 20 knots. Waves 5 to 7 feet. Waves
occasionally around 10 feet.


$$

LHZ462>464-160915-
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-
937 PM EST Wed Nov 15 2017

...GALE WARNING IN EFFECT THROUGH THURSDAY AFTERNOON...

.REST OF TONIGHT...West winds 20 to 25 knots. Gusts to 35 knot
gales after midnight. Numerous showers this evening...then
scattered showers after midnight. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.THURSDAY...West winds 20 to 25 knots becoming northwest to
30 knots late in the morning...then decreasing to 20 to 25 knots
in the afternoon. Gusts to 35 knot gales. A chance of snow
showers early in the morning. Scattered showers in the morning.
Waves 10 to 14 feet. Waves occasionally around 18 feet.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts to
30 knots becoming northwest 15 to 20 knots. Waves 8 to 12 feet
subsiding to 4 to 6 feet after midnight. Waves occasionally
around 15 feet.
.FRIDAY...Southeast winds 5 to 10 knots becoming south 15 to
20 knots with gusts to 30 knots. Waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and early afternoon...then
building to 4 to 6 feet early in the afternoon. Waves
occasionally around 8 feet.
.FRIDAY NIGHT...South winds 20 to 25 knots with gusts to 35 knot
gales decreasing to 15 to 20 knots after midnight. Showers. Waves
6 to 9 feet. Waves occasionally around 12 feet.
.SATURDAY...South winds 10 to 15 knots veering to the west with
gusts to 30 knots late in the morning...then becoming northwest
20 to 25 knots with gusts to 40 knot gales late in the afternoon
increasing to 30 knots with gusts to 40 knot gales late in the
evening. Showers. A chance of snow showers late in the evening. A
chance of showers after midnight. Waves 4 to 6 feet building to
10 to 14 feet late in the afternoon. Waves occasionally around
18 feet.
.SUNDAY...Northwest winds to 30 knots with gusts to 40 knot gales
decreasing to 15 to 20 knots with gusts to 30 knots. A chance of
rain and snow showers early in the morning. Waves 10 to 14 feet.
Waves occasionally around 18 feet.
.MONDAY...West winds 15 to 20 knots. Waves 4 to 6 feet. Waves
occasionally around 8 feet.


$$

LHZ461-160915-
MAFOR 1604/
HURON NORTH...Gale Warning in effect...11636 11736 11746 11740
19750 12830 11820 11810. Scattered snow showers overnight and
Thursday morning. Waves 4 to 6 feet overnight. Waves 6 to 9 feet.
Occasional wave height around 12 feet Thursday. Waves 3 to 5 feet
subsiding to 1 to 3 feet Thursday evening. 210406 210507.

HURON SOUTH...Gale Warning in effect...11636 11630 11636 11746
19756 11740 19750 11730 11830 11820. Scattered rain and snow
showers overnight. A chance of snow showers in the morning...then
a chance of showers Thursday afternoon. Waves 5 to 7 feet.
Occasional wave height around 9 feet overnight. Waves 8 to 12
feet. Occasional wave height around 15 feet Thursday. Waves 8 to
12 feet subsiding to 5 to 7 feet. Occasional wave height around
15 feet Thursday evening. 220508.

$$

SC

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftable (all lower case)

Graphical marine forecasts are available online at
weather.gov/greatlakes (all lower case)


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