Great Lakes Forecast
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FZUS63 KDTX 041441
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
941 AM 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 developing over the Midwest today will
rapidly deepen to near 28.70 inches as it moves across Lake Superior
tonight and into northern Ontario Tuesday morning. The system will
generate high end south gales across Lake Huron today and tonight
shifting westerly behind a strong cold front Tuesday. Gales will
then last through Wednesday morning. Much colder westerly flow will
continue through the week while diminishing each day Thursday and
Friday.

LHZ361-042115-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
941 AM EST Mon Dec 4 2017

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

.REST OF TODAY...Southeast winds to 30 knots becoming south 20 to
25 knots late in the afternoon. Gusts to 40 knot gales. Showers.
Waves 10 to 14 feet. Waves occasionally around 17 feet.
.TONIGHT...South winds 20 to 25 knots with gusts to 30 knots.
Showers. Waves 10 to 14 feet. Waves occasionally around 18 feet.
.TUESDAY...Southwest winds to 30 knots with gusts to 35 knot
gales. Showers early in the morning. A chance of snow showers and
showers in the afternoon. Waves 8 to 12 feet. Waves occasionally
around 15 feet.
.TUESDAY NIGHT...Southwest winds to 30 knots decreasing to 20 to
25 knots after midnight. Gusts to 35 knot gales. A chance of snow
showers early in the evening...then snow showers late in the
evening. A chance of snow showers after midnight. Waves 8 to
12 feet. Waves occasionally around 15 feet.
.WEDNESDAY...West winds 20 to 25 knots with gusts to 30 knots
decreasing to 15 to 20 knots with gusts to 30 knots late in the
afternoon. A chance of snow showers. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.THURSDAY...Northwest winds 10 to 15 knots becoming west 5 to
10 knots until early morning. A chance of snow showers. Waves
2 to 4 feet subsiding to 1 to 3 feet until early morning.
.FRIDAY...Southwest winds 5 to 10 knots. A chance of snow
showers. Waves 2 feet or less.


$$

LHZ362-363-042115-
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-
941 AM EST Mon Dec 4 2017

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

.REST OF TODAY...South winds to 30 knots with gusts to 35 knot
gales increasing to 35 knot gales with gusts to 45 knot gales in
the afternoon. Showers likely. Waves 10 to 14 feet building to
14 to 18 feet late in the afternoon. Waves occasionally around
23 feet.
.TONIGHT...South winds to 30 knots with gusts to 40 knot gales.
Showers. Waves 14 to 18 feet. Waves occasionally around 23 feet.
.TUESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots in the late morning and early afternoon...then
increasing to 30 knots early in the afternoon. Gusts to 40 knot
gales. Showers early in the morning. Waves 10 to 14 feet. Waves
occasionally around 18 feet.
.TUESDAY NIGHT...Southwest winds to 30 knots with gusts to
40 knot gales. Waves 10 to 14 feet. Waves occasionally around
18 feet.
.WEDNESDAY...West winds to 30 knots decreasing to 15 to 20 knots.
Gusts to 35 knot gales. A chance of snow showers. Waves 8 to
12 feet. Waves occasionally around 15 feet.
.THURSDAY...West winds 15 to 20 knots decreasing to 5 to
10 knots. A chance of snow showers. Waves 3 to 5 feet subsiding
to 2 to 4 feet in the late evening and early morning.
.FRIDAY...Southwest winds 10 to 15 knots. A chance of snow
showers. Waves 2 to 4 feet.


$$

LHZ462>464-042115-
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-
941 AM EST Mon Dec 4 2017

...GALE WARNING IN EFFECT FROM 2 PM EST THIS AFTERNOON THROUGH
WEDNESDAY MORNING...

.REST OF TODAY...South winds 20 to 25 knots increasing to
30 knots in the afternoon. Gusts to 35 knot gales. A chance of
showers. Waves 8 to 12 feet. Waves occasionally around 15 feet.
.TONIGHT...South winds to 30 knots with gusts to 40 knot gales.
Showers. Waves 10 to 14 feet. Waves occasionally around 18 feet.
.TUESDAY...Southwest winds 20 to 25 knots with gusts to 35 knot
gales. Showers early in the morning. Waves 8 to 12 feet. Waves
occasionally around 15 feet.
.TUESDAY NIGHT...Southwest winds 20 to 25 knots increasing to
30 knots after midnight. Gusts to 35 knot gales. A chance of
showers early in the evening. A chance of snow showers in the
evening. Waves 8 to 12 feet. Waves occasionally around 15 feet.
.WEDNESDAY...Southwest winds 20 to 25 knots with gusts to 35 knot
gales becoming west 15 to 20 knots late in the evening. A chance
of snow showers late in the afternoon. 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 subsiding
to 2 to 4 feet in the late evening and early morning.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet until early morning.


$$

LHZ461-042115-
MAFOR 0416/
HURON NORTH...Gale Warning in effect...13456 13446 19456 11546
11530. Waves 10 to 14 feet building to 12 to 16 feet. Occasional
wave height around 20 feet this afternoon. Waves 12 to 16 feet.
Occasional wave height around 20 feet tonight. Waves 10 to 14
feet subsiding to 6 to 9 feet. Occasional wave height around 18
feet Tuesday morning. 211013 211216.

HURON SOUTH...Gale Warning in effect...11446 19456 14456 11446
19456 11546 19556 11540 19550. A chance of showers late this
morning. Waves 8 to 12 feet building to 10 to 14 feet. Occasional
wave height around 18 feet this afternoon. Waves 10 to 14 feet.
Occasional wave height around 18 feet tonight. Waves 8 to 12
feet. Occasional wave height around 15 feet Tuesday morning.
210710 210912.

$$

JVC

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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