Great Lakes Forecast
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000
FZUS63 KDTX 220141
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
935 PM EDT Mon Aug 21 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...averaging 29.80 inches...developing over
the Midwest today will lift northeast through the Straits Tuesday
morning. This low will then pull a cold front across Lake Huron and
Lower Michigan during the afternoon. High pressure...averaging 30.00
inches... will then build into the region Wednesday through the end
of the week.

LHZ361-220800-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
935 PM EDT Mon Aug 21 2017

.REST OF TONIGHT...Light and variable winds becoming south 5 to
10 knots early in the morning. Showers with thunderstorms likely.
Waves 2 feet or less.
.TUESDAY...Southwest winds 5 to 10 knots becoming west 10 to
15 knots late in the morning...then increasing to 15 to 20 knots
in the afternoon. Showers with thunderstorms likely until late
afternoon. Waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon.
.TUESDAY NIGHT...West winds 15 to 20 knots. Gusts to 30 knots
until early morning. Waves 5 to 7 feet. Waves occasionally around
10 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots. Waves 4 to 6 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots decreasing to
10 to 15 knots in the late evening and overnight. Waves 3 to
5 feet subsiding to 2 to 4 feet after midnight. Waves
occasionally around 8 feet.
.THURSDAY...North winds 5 to 10 knots becoming northwest 10 to
15 knots late in the afternoon...then decreasing to 5 to 10 knots
late in the evening. Waves 1 to 3 feet.
.FRIDAY...Light and variable winds. Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming southeast 5 to
10 knots in the late evening and early morning. Waves 2 feet or
less.


$$

LHZ362-363-220800-
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-
935 PM EDT Mon Aug 21 2017

.REST OF TONIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Showers with thunderstorms likely. Waves
1 to 3 feet.
.TUESDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and early afternoon...then veering
to the northwest late in the afternoon. Showers with
thunderstorms likely until late afternoon. Waves 3 to 5 feet
building to 5 to 7 feet late in the afternoon. Waves occasionally
around 10 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots with gusts to
30 knots increasing to 20 to 25 knots with gusts to 30 knots in
the late evening and early morning...then becoming west 15 to
20 knots after midnight. Waves 6 to 9 feet. Waves occasionally
around 12 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots. Gusts to 30 knots in
the late morning and early afternoon. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots decreasing to
10 to 15 knots after midnight. A chance of showers early in the
morning. Waves 4 to 6 feet. Waves occasionally around 8 feet.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots late in the evening. A chance of showers early in the
morning. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY...North winds 5 to 10 knots early in the morning becoming
light and variable. Waves 2 feet or less.
.SATURDAY...West winds 5 to 10 knots early in the morning
becoming light and variable...then becoming northeast 5 to
10 knots in the late evening and early morning. Waves 2 feet or
less.


$$

LHZ462>464-220800-
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-
935 PM EDT Mon Aug 21 2017

.REST OF TONIGHT...South winds 10 to 15 knots. A chance of
showers and thunderstorms this evening...then showers with
thunderstorms likely after midnight. Waves 1 to 3 feet.
.TUESDAY...Southwest winds 10 to 15 knots. Showers with
thunderstorms likely. Waves 2 to 4 feet.
.TUESDAY NIGHT...Northwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. Showers and
thunderstorms likely early in the evening. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.WEDNESDAY...West winds 15 to 20 knots becoming northwest 10 to
15 knots early in the afternoon. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. A chance of
showers after midnight. Waves 3 to 5 feet.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots late in the evening. A chance of showers until late
afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the
afternoon.
.FRIDAY...North winds 5 to 10 knots becoming light and variable.
Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming north 5 to 10 knots
until early morning. Waves 2 feet or less.


$$

LHZ461-220800-
MAFOR 2203/
HURON NORTH 12409 12519 11629 12720 11730. Waves 2 feet or
less overnight. Waves 2 to 4 feet building to 3 to 5 feet
Tuesday. Waves 5 to 7 feet. Occasional wave height around 9 feet
Tuesday evening. 220102.

HURON SOUTH 12419 11519 11529 11629 11610 11710 11730. A
chance of showers and thunderstorms late this evening and Tuesday
evening. Waves 2 to 4 feet overnight and Tuesday. Waves 3 to 5
feet Tuesday 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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