Great Lakes Forecast
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FZUS63 KDTX 180140
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
940 PM EDT Thu Aug 17 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, 29.50 inches, will continue to move
towards Upper Michigan this evening. This system will drive an
associated warm front, 29.70 inches, into Lake Huron by evening. The
low will then move east of Lake Superior by Friday morning, allowing
high pressure to expand across the Ohio Valley behind the departing
cold front.

LHZ361-180800-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
940 PM EDT Thu Aug 17 2017

.REST OF TONIGHT...South winds 5 to 10 knots. Showers and
thunderstorms likely this evening...then a chance of
thunderstorms after midnight. A chance of showers after midnight.
Waves 3 to 5 feet.
.FRIDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots with gusts to 30 knots in the late morning and early
afternoon...then increasing to 20 to 25 knots with gusts to
30 knots late in the afternoon. A chance of showers. Waves 3 to
5 feet building to 5 to 7 feet late in the afternoon. Waves
occasionally around 10 feet.
.FRIDAY NIGHT...West winds 20 to 25 knots with gusts to 30 knots
decreasing to 15 to 20 knots in the late evening and overnight. A
chance of showers early in the evening. Waves 5 to 7 feet. Waves
occasionally around 10 feet.
.SATURDAY...West winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon. Waves 3 to 5 feet subsiding to 1 to
3 feet early in the afternoon.
.SATURDAY NIGHT...West winds 5 to 10 knots. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms after midnight. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms early in the morning. A chance of showers and
thunderstorms. Waves 2 feet or less.
.TUESDAY...Southwest winds 5 to 10 knots veering to the northwest
until early morning. A chance of showers and thunderstorms early
in the morning...then showers and thunderstorms likely until late
afternoon. A chance of showers and thunderstorms early in the
evening. Waves 2 feet or less.


$$

LHZ362-363-180800-
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-
940 PM EDT Thu Aug 17 2017

.REST OF TONIGHT...Southeast winds 10 to 15 knots veering to the
southwest early in the morning. A chance of thunderstorms in the
late evening and early morning. A chance of showers. Waves 3 to
5 feet.
.FRIDAY...Southwest winds 15 to 20 knots. Gusts to 30 knots late
in the afternoon. A chance of showers until late afternoon. Waves
4 to 6 feet.
.FRIDAY NIGHT...West winds 15 to 20 knots. Gusts to 30 knots
early in the evening. Waves 6 to 9 feet. Waves occasionally
around 12 feet.
.SATURDAY...West winds 15 to 20 knots decreasing to 5 to
10 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 to
3 feet.
.SUNDAY...Southwest winds 5 to 10 knots backing to the south late
in the afternoon...then becoming southwest 10 to 15 knots late in
the evening. Waves 1 to 3 feet.
.MONDAY...Southwest winds 10 to 15 knots becoming south 5 to
10 knots until early morning. A chance of showers and
thunderstorms. Waves 1 to 3 feet.
.TUESDAY...Southwest winds 5 to 10 knots becoming northwest 10 to
15 knots in the late evening and early morning. A chance of
showers and thunderstorms. Waves 1 to 3 feet building to 2 to
4 feet in the late evening and early morning.


$$

LHZ462>464-180800-
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-
940 PM EDT Thu Aug 17 2017

.REST OF TONIGHT...Southeast winds 10 to 15 knots veering to the
southwest after midnight. A chance of thunderstorms in the late
evening and early morning. A chance of showers. Waves 3 to 5 feet
subsiding to 2 to 4 feet after midnight.
.FRIDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. A chance of showers
early in the morning. Waves 3 to 5 feet.
.FRIDAY NIGHT...West winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. Waves 3 to 5 feet.
.SATURDAY...West winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon. Waves 3 to 5 feet subsiding to 1 to
3 feet early in the afternoon.
.SATURDAY NIGHT...Light and variable winds becoming southwest
5 to 10 knots in the late evening and overnight. Waves 2 feet or
less.
.SUNDAY...Southwest winds 5 to 10 knots backing to the south late
in the afternoon. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. Waves 2 feet or less.
.TUESDAY...Southwest winds 5 to 10 knots becoming northwest 10 to
15 knots in the late evening and early morning. A chance of
showers and thunderstorms in the morning. Rain showers and
thunderstorms likely in the afternoon and evening...then a chance
of showers and thunderstorms in the late evening and early
morning. Waves 2 feet or less building to 2 to 4 feet in the late
evening and early morning.


$$

LHZ461-180800-
MAFOR 1803/
HURON NORTH 11419 11400 12510 11520 11620 12630. A chance of
showers Friday and Friday evening. Waves 3 to 5 feet overnight
and Friday. Waves 5 to 7 feet. Occasional wave height around 10
feet Friday evening. 210305 210204.

HURON SOUTH 11410 11510 13520 13620. A chance of showers and
thunderstorms overnight. A chance of showers Friday morning.
Waves 1 to 3 feet overnight. Waves 3 to 5 feet Friday and Friday
evening. 220203.

$$

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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