Great Lakes Forecast
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172
FZUS63 KDTX 182017
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
417 PM EDT Wed Oct 18 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...High pressure...30.20 inches...will remain centered over
the Ohio Valley as a track of low pressure systems occurs over far
northern Ontario. Moderate southwest wind will continue over the
Great Lakes between the high and a low pressure systems through
mid week.

LHZ361-190815-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
417 PM EDT Wed Oct 18 2017

.TONIGHT...South winds 15 to 20 knots becoming southwest 20 to
25 knots after midnight...then decreasing to 15 to 20 knots early
in the morning. Waves 4 to 6 feet.
.THURSDAY...West winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots in the afternoon. Waves 4 to
6 feet.
.THURSDAY NIGHT...West winds 15 to 20 knots becoming southwest
10 to 15 knots after midnight. Waves 4 to 6 feet subsiding to
1 to 3 feet after midnight. Waves occasionally around 8 feet.
.FRIDAY...Southwest winds 10 to 15 knots becoming south 5 to
10 knots in the late morning and afternoon. Waves 1 to 3 feet.
.FRIDAY NIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and early morning...then decreasing
to 5 to 10 knots after midnight. Waves 2 to 4 feet.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots. Waves 2 to 4 feet.
.SUNDAY...South winds 10 to 15 knots becoming west 5 to 10 knots
in the late evening and early morning. Showers likely in the
afternoon and evening. A chance of showers in the late evening
and early morning. Waves 2 to 4 feet subsiding to 1 to 3 feet in
the late evening and early morning.
.MONDAY...Southwest winds 5 to 10 knots. A chance of showers in
the afternoon and evening. Rain showers likely after midnight.
Waves 1 to 3 feet.


$$

LHZ362-363-190815-
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-
417 PM EDT Wed Oct 18 2017

.TONIGHT...South winds 20 to 25 knots becoming southwest to
30 knots after midnight...then decreasing to 20 to 25 knots early
in the morning. Waves 8 to 12 feet. Waves occasionally around
15 feet.
.THURSDAY...West winds 15 to 20 knots. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.THURSDAY NIGHT...West winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. Waves 4 to 6 feet.
.FRIDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and afternoon. Waves 1 to 3 feet.
Waves occasionally around 8 feet.
.FRIDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and early morning...then decreasing
to 10 to 15 knots after midnight. Waves 3 to 5 feet.
.SATURDAY...South winds 10 to 15 knots increasing to 15 to
20 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet.
.SUNDAY...South winds 15 to 20 knots becoming southwest 10 to
15 knots in the late evening and early morning. A chance of
showers in the afternoon and evening. Rain showers likely late in
the evening...then a chance of showers after midnight. Waves 4 to
6 feet. Waves occasionally around 8 feet.
.MONDAY...Southwest winds 10 to 15 knots. A chance of showers.
Waves 2 to 4 feet.


$$

LHZ462>464-190815-
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-
417 PM EDT Wed Oct 18 2017

.TONIGHT...South winds 15 to 20 knots becoming southwest 20 to
25 knots in the late evening and overnight. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.THURSDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots in the afternoon. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.THURSDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet.
.FRIDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots early in the afternoon. Waves 2 feet or less.
.FRIDAY NIGHT...South winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight.
.SATURDAY...South winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...South winds 10 to 15 knots increasing to 15 to 20 knots
until early evening...then becoming southwest 10 to 15 knots in
the late evening and early morning. A chance of showers in the
afternoon. Rain showers likely until early morning. Waves 3 to
5 feet.
.MONDAY...South winds 10 to 15 knots. A chance of showers. Waves
1 to 3 feet.


$$

LHZ461-190815-
MAFOR 1821/
HURON NORTH 11430 11530 11540 11530 12620 12630. Waves 6 to
9 feet. Occasional wave height around 12 feet tonight. Waves 4 to
6 feet subsiding to 3 to 5 feet. Occasional wave height around 8
feet Thursday. 220609.

HURON SOUTH 11420 11430 13530 13620. Waves 4 to 6 feet
tonight. Waves 4 to 6 feet subsiding to 2 to 4 feet. Occasional
wave height around 8 feet Thursday. 220406.

$$

BT

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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