Great Lakes Forecast
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FZUS63 KDTX 191947
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
346 PM EDT Sat Aug 19 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...30.00 inches...over the upper
Mississippi River Valley will build into the upper Ohio River Valley
tonight. It will then remain centered over the Mid Atlantic through
the rest of the weekend.

LHZ361-200800-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
346 PM EDT Sat Aug 19 2017

.TONIGHT...Northwest winds 10 to 15 knots...becoming southwest
5 to 10 knots. Waves 2 to 4 feet subsiding to 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots backing to the southeast
late in the afternoon. Waves 2 feet or less.
.SUNDAY NIGHT...East winds 5 to 10 knots veering to the southwest
after midnight. A chance of showers and thunderstorms after
midnight. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots until late afternoon
becoming light and variable. A chance of showers and
thunderstorms. Waves 2 feet or less.
.MONDAY NIGHT...Light and variable winds. A chance of showers and
thunderstorms. Waves 2 feet or less.
.TUESDAY...Southwest winds 5 to 10 knots becoming northwest 15 to
20 knots late in the afternoon. A chance of showers and
thunderstorms early in the morning...then showers and
thunderstorms likely early in the morning. Waves 1 to 3 feet
building to 3 to 5 feet late in the afternoon.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots. Waves 3 to 5 feet.
.THURSDAY...Northwest winds 5 to 10 knots. Waves 2 feet or less.


$$

LHZ362-363-200800-
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-
346 PM EDT Sat Aug 19 2017

.TONIGHT...Northwest winds 10 to 15 knots...becoming southwest
5 to 10 knots. Waves 2 to 4 feet...subsiding to 1 to 3 feet.
.SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. A chance of showers
and thunderstorms after midnight. Waves 2 to 4 feet.
.MONDAY...Southwest winds 10 to 15 knots becoming light and
variable. A chance of showers and thunderstorms in the afternoon.
Waves 1 to 3 feet.
.MONDAY NIGHT...Light and variable winds becoming north 5 to
10 knots in the late evening and early morning...then veering to
the south after midnight. A chance of showers and thunderstorms
in the evening...then showers and thunderstorms likely after
midnight. Waves 2 feet or less.
.TUESDAY...South winds 5 to 10 knots becoming northwest 15 to
20 knots late in the afternoon...then increasing to 20 to
25 knots late in the evening. Showers with thunderstorms likely
until late afternoon...then a chance of thunderstorms early in
the afternoon. A chance of showers early in the afternoon. Waves
1 to 3 feet building to 5 to 7 feet late in the afternoon. Waves
occasionally around 10 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and early morning. Waves 5 to
7 feet. Waves occasionally around 10 feet.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.


$$

LHZ462>464-200800-
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-
346 PM EDT Sat Aug 19 2017

.TONIGHT...Northwest winds 10 to 15 knots...becoming south
5 to 10 knots in the late evening and overnight. Waves 2 to 4
feet...subsiding to 2 feet or less.
.SUNDAY...South winds 5 to 10 knots. Waves 2 feet or less.
.SUNDAY NIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. Waves 1 to 3 feet.
.MONDAY...South winds 5 to 10 knots. A chance of showers and
thunderstorms in the afternoon. Waves 1 to 3 feet.
.MONDAY NIGHT...South winds 5 to 10 knots. A chance of showers
and thunderstorms. Waves 2 feet or less.
.TUESDAY...South winds 5 to 10 knots becoming southwest 10 to
15 knots late in the morning...then becoming northwest 15 to
20 knots late in the afternoon. A chance of showers and
thunderstorms early in the morning...then thunderstorms likely
early in the morning. Rain showers early in the morning. Waves
1 to 3 feet building to 4 to 6 feet late in the afternoon. Waves
occasionally around 8 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots until early morning. Waves 4 to 6 feet.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots until early morning. Waves 2 to 4 feet subsiding to 1 to
3 feet until early morning. Waves occasionally around 8 feet.


$$

LHZ461-200200-
MAFOR 1921/
HURON NORTH 12600 14500 11500 11400. Waves 1 to 3 feet. 220103.

HURON SOUTH 11600 11400 14500 11500 11400. Waves 2 to 4 feet
subsiding to 2 feet or less. 220204.

$$

MANN

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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