Great Lakes Forecast
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FZUS63 KDTX 050303
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
1003 PM EST Mon Dec 4 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 southern Minnesota will rapidly deepen
to near 28.70 inches as it tracks northeastward across western Lake
Superior tonight and into northern Ontario Tuesday morning. The
system will generate high end south gales across Lake Huron tonight
before shifting westerly behind a strong cold front Tuesday morning.
Gales will then last through Wednesday morning. Much colder westerly
flow will continue through the week while diminishing each day
Thursday and Friday.

LHZ361-050900-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
1003 PM EST Mon Dec 4 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TONIGHT...South winds 15 to 20 knots. Showers after
midnight. Waves 10 to 14 feet. Waves occasionally around 18 feet.
.TUESDAY...Southwest winds to 30 knots increasing to 35 knot
gales late in the morning...then decreasing to 30 knots in the
afternoon. Gusts to 40 knot gales. A chance of snow showers late
in the afternoon. Waves 10 to 14 feet. Waves occasionally around
18 feet.
.TUESDAY NIGHT...Southwest winds to 30 knots with gusts to
40 knot gales. A chance of snow showers. Waves 8 to 12 feet.
Waves occasionally around 15 feet.
.WEDNESDAY...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.
.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 until late afternoon. Waves 3 to 5 feet subsiding to 1 to
3 feet late in the afternoon.
.FRIDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots early in the evening...then becoming west 10 to 15 knots
in the late evening and early morning. A chance of snow showers.
Waves 2 to 4 feet.
.SATURDAY...Northwest winds 10 to 15 knots. A chance of snow
showers early in the morning. A chance of snow showers after
midnight. Waves 1 to 3 feet.


$$

LHZ363-050900-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
1003 PM EST Mon Dec 4 2017

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

.REST OF TONIGHT...South winds 20 to 25 knots increasing to
30 knots after midnight. Gusts to 35 knot gales. Showers after
midnight. Waves 12 to 16 feet. Waves occasionally around 20 feet.
.TUESDAY...South at 35 knot gales veering to the southwest in the
late morning and afternoon. Gusts to 45 knot gales. Waves 12 to
16 feet. Waves occasionally around 20 feet.
.TUESDAY NIGHT...Southwest at 35 knot gales with gusts to 45 knot
gales. Waves 12 to 16 feet. Waves occasionally around 20 feet. A
gale warning may be needed.
.WEDNESDAY...Southwest 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 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 building to 5 to 7 feet until early
morning. Waves occasionally around 10 feet.
.SATURDAY...West winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and early afternoon...then veering
to the northwest early in the evening decreasing to 10 to
15 knots in the late evening and early morning. A chance of snow
showers. Waves 4 to 6 feet.


$$

LHZ362-050900-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
1003 PM EST Mon Dec 4 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TONIGHT...South winds to 30 knots with gusts to 35 knot
gales. Showers after midnight. Waves 12 to 16 feet. Waves
occasionally around 20 feet.
.TUESDAY...South at 35 knot gales becoming southwest to 30 knots
in the late morning and afternoon. Gusts to 40 knot gales. Waves
12 to 16 feet. Waves occasionally around 20 feet.
.TUESDAY NIGHT...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. A gale warning may be
needed.
.WEDNESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots in the late morning and afternoon. Gusts to 35 knot
gales. A chance of snow showers. 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 after midnight. A chance of
snow showers. Waves 6 to 9 feet. Waves occasionally around
12 feet.
.THURSDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon. 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. 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 15 to 20 knots decreasing to 10 to
15 knots in the late evening and early morning. A chance of snow
showers. Waves 4 to 6 feet. Waves occasionally around 8 feet.


$$

LHZ462-463-050900-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
1003 PM EST Mon Dec 4 2017

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

.REST OF TONIGHT...South winds 20 to 25 knots increasing to
30 knots after midnight. Gusts to 35 knot gales. Showers after
midnight. Waves 10 to 14 feet. Waves occasionally around 18 feet.
.TUESDAY...South winds to 30 knots veering to the southwest in
the late morning and afternoon. Gusts to 40 knot gales. Waves
10 to 14 feet. Waves occasionally around 18 feet.
.TUESDAY NIGHT...Southwest at 35 knot gales decreasing to
30 knots in the late evening and overnight. Gusts to 40 knot
gales. Waves 10 to 14 feet. Waves occasionally around 18 feet. A
gale warning may be needed.
.WEDNESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots early in the 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 decreasing to 15 to 20 knots with gusts to 30 knots in
the late evening and overnight. 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 15 to 20 knots becoming west 10 to
15 knots in the late morning and early afternoon...then becoming
northwest 15 to 20 knots until early morning. A chance of snow
showers. Waves 4 to 6 feet. Waves occasionally around 8 feet.


$$

LHZ464-050900-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
1003 PM EST Mon Dec 4 2017

...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TONIGHT...South winds 20 to 25 knots increasing to
30 knots after midnight. Gusts to 35 knot gales. Showers after
midnight. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.TUESDAY...South winds to 30 knots becoming southwest 20 to
25 knots in the late morning and early afternoon...then
increasing to 30 knots late in the afternoon. Gusts to 35 knot
gales. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.TUESDAY NIGHT...Southwest winds to 30 knots with gusts to
35 knot gales. Waves 6 to 9 feet. Waves occasionally around
12 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 5 to 7 feet. Waves occasionally around 10 feet.
.WEDNESDAY NIGHT...West winds 15 to 20 knots. Gusts to 30 knots
until early morning. Waves 3 to 5 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots until early morning. Waves 1 to 3 feet building to 2 to
4 feet until early morning.
.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 1 to 3 feet building to 3 to 5 feet until early
morning.


$$

LHZ461-050900-
MAFOR 0504/
HURON NORTH...Gale Warning in effect...12446 11446 19456 14540
19550 11540 19550. Waves 10 to 14 feet. Occasional wave height
around 18 feet overnight. Waves 10 to 14 feet subsiding to 8 to
12 feet. Occasional wave height around 18 feet Tuesday. Waves 8
to 12 feet. Occasional wave height around 15 feet Tuesday
evening. 221013.

HURON SOUTH...Gale Warning in effect...12446 19456 11456 14550
11550. Waves 10 to 14 feet. Occasional wave height around 18
feet. 221013.

$$

DG

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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