Great Lakes Forecast
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FZUS63 KDTX 050858
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
358 AM EST Tue Dec 5 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...Low pressure over western Lake Superior, 28.00 inches,
will continue to deepen down as low as 28.60 inches as it tracks
into northern Ontario today. The system will generate high end
westerly gales over all marine areas and gusts to storm force over
central sections of Lake Huron today. Gales will then last through
Wednesday as the system stalls near James Bay. Much colder westerly
flow will continue through the week while diminishing in speed
Thursday and Friday.

LHZ361-052100-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
358 AM EST Tue Dec 5 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.TODAY...Southwest winds to 30 knots increasing to 35 knot gales
in the late morning and early afternoon...then decreasing to
30 knots late in the afternoon. Gusts to 45 knot gales. A chance
of showers. A chance of snow showers in the late morning and
early afternoon...then snow showers late in the afternoon. Waves
10 to 14 feet. Waves occasionally around 18 feet.
.TONIGHT...Southwest winds to 30 knots. Gusts to 45 knot gales
decreasing to 35 knot gales after midnight. Snow showers until
early morning...then a chance of snow showers early in the
morning. Waves 8 to 12 feet. Waves occasionally around 15 feet.
.WEDNESDAY...West winds 20 to 25 knots with gusts to 35 knot
gales. A chance of snow showers. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots with gusts to 30 knots in
the late evening and overnight. A chance of snow showers. Waves
5 to 7 feet. Waves occasionally around 10 feet.
.THURSDAY...Northwest winds 10 to 15 knots. A chance of snow
showers early in the morning. Waves 3 to 5 feet subsiding to 1 to
3 feet late in the afternoon.
.FRIDAY...West winds 10 to 15 knots. A chance of snow showers.
Waves 2 to 4 feet.
.SATURDAY...Northwest winds 5 to 10 knots. Waves 1 to 3 feet.


$$

LHZ363-052100-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
358 AM EST Tue Dec 5 2017

...STORM WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY
AFTERNOON...

.TODAY...Southwest at 35 knot gales with storm force gusts to
50 knots. Showers early in the morning. Waves 12 to 16 feet.
Waves occasionally around 20 feet.
.TONIGHT...Southwest at 35 knot gales decreasing to 30 knots
early in the morning. Gusts to 45 knot gales. Waves 12 to
16 feet. Waves occasionally around 20 feet.
.WEDNESDAY...West winds to 30 knots decreasing to 20 to 25 knots
early in the afternoon. Gusts to 40 knot gales. Waves 10 to
14 feet. Waves occasionally around 18 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots with gusts to 30 knots in
the late evening and overnight. A chance of snow showers after
midnight. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots. A chance of snow showers. Waves 3 to 5 feet.
.FRIDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to 30 knots. A chance of snow showers until
early morning. Waves 3 to 5 feet building to 5 to 7 feet until
early morning. Waves occasionally around 10 feet.
.SATURDAY...West winds 10 to 15 knots veering to the northwest
until early morning. A chance of snow showers until afternoon.
Waves 4 to 6 feet.


$$

LHZ362-052100-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
358 AM EST Tue Dec 5 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.TODAY...South at 35 knot gales becoming southwest to 30 knots in
the late morning and afternoon. Gusts to 45 knot gales. A chance
of showers early in the morning. A chance of snow showers early
in the afternoon. Waves 12 to 16 feet. Waves occasionally around
20 feet.
.TONIGHT...Southwest at 35 knot gales decreasing to 30 knots
after midnight. Gusts to 40 knot gales. Waves 12 to 16 feet.
Waves occasionally around 20 feet.
.WEDNESDAY...West winds to 30 knots decreasing to 20 to 25 knots
in the late morning and afternoon. Gusts to 35 knot gales. Waves
8 to 12 feet. Waves occasionally around 15 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots. A chance of snow showers. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots. A chance of snow showers. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.FRIDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to 30 knots. A chance of snow showers. Waves
3 to 5 feet building to 4 to 6 feet until early morning. Waves
occasionally around 8 feet.
.SATURDAY...Northwest winds 10 to 15 knots. A chance of snow
showers until afternoon. Waves 4 to 6 feet. Waves occasionally
around 8 feet.


$$

LHZ462-052100-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
358 AM EST Tue Dec 5 2017

...STORM WARNING IN EFFECT THROUGH THIS EVENING...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY
AFTERNOON...

.TODAY...Southwest winds to 30 knots increasing to 35 knot gales
late in the afternoon. Gusts to 45 knot gales. Showers early in
the morning. Waves 10 to 14 feet. Waves occasionally around
18 feet.
.TONIGHT...Southwest winds to 30 knots increasing to 35 knot
gales late in the evening...then decreasing to 30 knots after
midnight. Gusts to 45 knot gales. Waves 10 to 14 feet. Waves
occasionally around 18 feet.
.WEDNESDAY...Southwest winds to 30 knots becoming west 20 to
25 knots early in the afternoon. Gusts to 40 knot gales. Waves
8 to 12 feet. Waves occasionally around 15 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots with gusts to 30 knots in
the late evening and overnight. A chance of snow showers early in
the morning. Waves 5 to 7 feet. Waves occasionally around
10 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots. A chance of snow showers. Waves 3 to 5 feet.
.FRIDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to 30 knots. A chance of snow showers after
midnight. Waves 3 to 5 feet.
.SATURDAY...Southwest winds 10 to 15 knots veering to the north
until early morning. A chance of snow showers. Waves 4 to 6 feet.
Waves occasionally around 8 feet.


$$

LHZ463-464-052100-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
358 AM EST Tue Dec 5 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.TODAY...Southwest winds to 30 knots with gusts to 40 knot gales.
Showers early in the morning. Waves 8 to 12 feet. Waves
occasionally around 15 feet.
.TONIGHT...Southwest winds to 30 knots with gusts to 40 knot
gales. Waves 8 to 12 feet. Waves occasionally around 15 feet.
.WEDNESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots in the late morning and afternoon. Gusts to 35 knot
gales. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots in the late evening and
overnight. Waves 4 to 6 feet. Waves occasionally around 8 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots. Waves 2 to 4 feet.
.FRIDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots until early morning. Waves 2 to 4 feet building to 3 to
5 feet.
.SATURDAY...Southwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then becoming
northwest 10 to 15 knots until early morning. A chance of snow
showers. Waves 2 to 4 feet building to 4 to 6 feet until early
morning. Waves occasionally around 8 feet.


$$


LHZ461-052100-
MAFOR 0510/
HURON NORTH...Gale Warning in effect...16540 19550. A chance of
showers this morning...then a chance of rain and snow showers
this afternoon. A chance of snow showers this evening. Waves 10
to 14 feet subsiding to 8 to 12 feet. Occasional wave height
around 18 feet today. Waves 8 to 12 feet. Occasional wave height
around 15 feet tonight. 211115 211014.

HURON SOUTH...Storm Warning in effect...11546 19566 15550 11540
19550. Waves 10 to 14 feet. Occasional wave height around 18
feet. 221013.

$$

IRL

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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