Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 200147
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
947 PM EDT Thu Oct 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, averaging 30.20 inches, will move across
the central Great Lakes tonight through Friday. The next low
pressure system will organize over central Canada this weekend and
pull and cold front through Lake Huron and lower Michigan Sunday
and Sunday night.

LHZ361-200815-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
947 PM EDT Thu Oct 19 2017

.REST OF TONIGHT...Southwest winds 10 to 15 knots. Waves 3 to
5 feet.
.FRIDAY...Southwest winds 10 to 15 knots becoming south 5 to
10 knots in the afternoon. Waves 1 to 3 feet building to 2 to
4 feet late in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Waves 2 to 4 feet.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. Waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...South winds 10 to 15 knots becoming west 5 to 10 knots
late in the afternoon. Showers likely early in the afternoon. A
chance of showers after midnight. Waves 2 to 4 feet.
.MONDAY...Southwest winds 5 to 10 knots backing to the south in
the late evening and early morning. A chance of showers early in
the morning. A chance of showers until early morning. Waves
2 feet or less.
.TUESDAY...North winds 5 to 10 knots increasing to 10 to 15 knots
early in the evening...then backing to the northwest in the late
evening and early morning. A chance of showers. Waves 1 to
3 feet.


$$

LHZ362-363-200815-
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-
947 PM EDT Thu Oct 19 2017

.REST OF TONIGHT...West winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.FRIDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming south 15 to 20 knots
in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet in
the afternoon.
.FRIDAY NIGHT...South winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.SATURDAY...South winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. Waves 3 to 5 feet.
.SATURDAY NIGHT...South winds 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 late in the afternoon. Showers. Waves 4 to 6 feet.
.MONDAY...Southwest winds 5 to 10 knots backing to the south
early in the evening...then backing to the east in the late
evening and early morning. Showers likely early in the morning...
then a chance of showers. Waves 2 to 4 feet subsiding to 1 to
3 feet. Waves occasionally around 8 feet.
.TUESDAY...Southwest winds 5 to 10 knots veering to the north in
the late morning and early afternoon...then veering to the south
early in the evening becoming southwest 10 to 15 knots in the
late evening and early morning. A chance of showers. Waves 1 to
3 feet building to 3 to 5 feet in the late evening and early
morning.


$$

LHZ462>464-200815-
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-
947 PM EDT Thu Oct 19 2017

.REST OF TONIGHT...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...then increasing to 15 to
20 knots late in the afternoon. Waves 1 to 3 feet building to
3 to 5 feet late in the afternoon.
.FRIDAY NIGHT...South winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. Waves 3 to 5 feet.
.SATURDAY...South winds 10 to 15 knots. Waves 2 to 4 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...South winds 15 to 20 knots decreasing to 10 to 15 knots
late in the afternoon. A chance of showers early in the
afternoon. Rain showers likely early in the evening. Waves 3 to
5 feet.
.MONDAY...Southwest winds 10 to 15 knots. Showers likely early in
the morning...then a chance of showers. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.TUESDAY...West winds 10 to 15 knots backing to the southwest. A
chance of showers. Waves 1 to 3 feet building to 2 to 4 feet in
the late evening and early morning.


$$

LHZ461-200815-
MAFOR 2003/
HURON NORTH 11620 11610 11600 11510 14420. Waves 4 to 6 feet
subsiding to 2 to 4 feet. Occasional wave height around 8 feet
overnight. Waves 1 to 3 feet building to 3 to 5 feet Friday.
Waves 3 to 5 feet Friday evening. 210406 210204.

HURON SOUTH 12610 11600 11500 11410 13420. Waves 2 to 4 feet
overnight. Waves 2 feet or less building to 2 to 4 feet Friday.
Waves 3 to 5 feet Friday evening. 220204.

$$

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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