Great Lakes Forecast
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381
FZUS63 KDTX 100244
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
944 PM EST Sat Dec 9 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, 29.70 inches, will weaken as it moves into
Ohio this evening. A cold front, 29.80 inches, will slide south
across Lake Huron tonight, before advancing across Lake Huron on
Sunday. High pressure, 30.10 inches, will traverse Lake Superior
Sunday night. Low pressure will then quickly traverse Lower Michigan
on Monday, deepening as it exits the region to the east.

LHZ361-362-100915-
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-
944 PM EST Sat Dec 9 2017

...GALE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
EVENING...

.REST OF TONIGHT...Northwest winds 15 to 20 knots backing to the
west early in the morning. A chance of snow showers. Waves 4 to
6 feet. Waves occasionally around 8 feet.
.SUNDAY...West winds 15 to 20 knots. Gusts to 30 knots late in
the afternoon. Scattered snow showers. Waves 5 to 7 feet. Waves
occasionally around 10 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots decreasing to 5 to
10 knots. Scattered snow showers early in the evening. Waves 4 to
6 feet.
.MONDAY...West winds 5 to 10 knots becoming south 10 to 15 knots
in the late morning and afternoon. A chance of snow in the
morning. Snow in the afternoon. Waves 1 to 3 feet building to
2 to 4 feet early in the afternoon. Waves occasionally around
8 feet.
.MONDAY NIGHT...South winds 10 to 15 knots becoming southwest
15 to 20 knots in the late evening and early morning...then
becoming northwest 20 to 25 knots with gusts to 35 knot gales
after midnight. Snow until early morning...then a chance of snow
early in the morning. Waves 3 to 5 feet building to 8 to 12 feet
after midnight. Waves occasionally around 15 feet.
.TUESDAY...Northwest winds to 30 knots with gusts to 40 knot
gales becoming north 15 to 20 knots with gusts to 30 knots.
Freezing spray. A chance of snow showers. Waves 10 to 14 feet.
Waves occasionally around 18 feet.
.WEDNESDAY...North winds 15 to 20 knots becoming northwest 10 to
15 knots. Freezing spray early in the morning. A chance of snow
showers early in the morning. A chance of snow showers in the
evening. Waves 4 to 6 feet. Waves occasionally around 8 feet.
.THURSDAY...West winds 10 to 15 knots. A chance of snow showers.
Waves 2 to 4 feet.


$$

LHZ363-462-100915-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
944 PM EST Sat Dec 9 2017

...GALE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
EVENING...

.REST OF TONIGHT...North winds 15 to 20 knots becoming west 10 to
15 knots early in the morning. Snow showers likely this evening...
then a chance of snow showers after midnight. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.SUNDAY...West winds 15 to 20 knots. Scattered snow showers.
Waves 4 to 6 feet. Waves occasionally around 8 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots decreasing to
10 to 15 knots after midnight. Scattered snow showers until early
morning. Waves 5 to 7 feet. Waves occasionally around 10 feet.
.MONDAY...West winds 5 to 10 knots becoming south 10 to 15 knots
in the late morning and afternoon. Snow in the afternoon. Waves
2 to 4 feet subsiding to 1 to 3 feet in the late morning and
early afternoon...then building to 2 to 4 feet early in the
afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots becoming southwest
15 to 20 knots in the late evening and early morning...then
becoming northwest 20 to 25 knots with gusts to 35 knot gales
after midnight. Snow until early morning...then a chance of snow
early in the morning. Waves 3 to 5 feet building to 8 to 12 feet
after midnight. Waves occasionally around 15 feet.
.TUESDAY...Northwest winds to 30 knots decreasing to 20 to
25 knots late in the evening. Gusts to 40 knot gales. Freezing
spray. A chance of snow showers. Waves 10 to 14 feet. Waves
occasionally around 18 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots with gusts to
30 knots decreasing to 10 to 15 knots until early morning.
Freezing spray early in the morning. A chance of snow showers.
Waves 6 to 9 feet subsiding to 3 to 5 feet in the late evening
and early morning. Waves occasionally around 12 feet.
.THURSDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots in the late evening and early morning. A chance of snow
showers. Waves 2 to 4 feet.


$$

LHZ463-464-100915-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
944 PM EST Sat Dec 9 2017

...GALE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
EVENING...

.REST OF TONIGHT...North winds 20 to 25 knots with gusts to
30 knots becoming northwest 15 to 20 knots after midnight. Snow
showers likely this evening...then a chance of snow showers after
midnight. Waves 5 to 7 feet. Waves occasionally around 10 feet.
.SUNDAY...West winds 15 to 20 knots. Scattered snow showers.
Waves 3 to 5 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest
10 to 15 knots after midnight. Scattered snow showers until early
morning. Waves 4 to 6 feet.
.MONDAY...West winds 5 to 10 knots backing to the southwest in
the late morning and early afternoon...then becoming south 10 to
15 knots early in the afternoon. Snow likely in the afternoon.
Waves 3 to 5 feet subsiding to 1 to 3 feet in the late morning
and early afternoon...then building to 2 to 4 feet early in the
afternoon. Waves occasionally around 8 feet.
.MONDAY NIGHT...South winds 10 to 15 knots becoming northwest
20 to 25 knots with gusts to 35 knot gales after midnight. Snow
in the evening...then a chance of snow after midnight. Waves 2 to
4 feet building to 6 to 9 feet after midnight. Waves occasionally
around 12 feet.
.TUESDAY...Northwest winds to 30 knots with gusts to 40 knot
gales decreasing to 20 to 25 knots with gusts to 40 knot gales
late in the afternoon. A chance of snow showers. Freezing spray.
Waves 10 to 14 feet. Waves occasionally around 18 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots until early morning. Freezing spray early in the
morning. A chance of snow showers early in the morning. Waves
6 to 9 feet subsiding to 3 to 5 feet in the late evening and
early morning. Waves occasionally around 12 feet.
.THURSDAY...Southwest winds 10 to 15 knots. A chance of snow
showers. Waves 2 to 4 feet.


$$

LHZ461-100915-
MAFOR 1004/
HURON NORTH 11720 11710 13620 13720. A chance of snow showers
overnight. Scattered snow showers Sunday and Sunday evening.
Waves 3 to 5 feet overnight and Sunday. Waves 3 to 5 feet
subsiding to 2 to 4 feet Sunday evening. 220204.

HURON SOUTH 11727 11720 14620 12720. Scattered snow showers
Sunday. A chance of snow showers Sunday evening. Waves 3 to 5
feet overnight and Sunday. Waves 4 to 6 feet Sunday evening.
210406 210305.

$$

MR

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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