Great Lakes Forecast
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235
FZUS63 KDTX 190750
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
350 AM 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...Low pressure...29.50 inches will lift into central
Quebec today. High pressure...30.10 inches will then build into the
upper Ohio River Valley tonight into Sunday.

LHZ361-192015-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
350 AM EDT Sat Aug 19 2017

.TODAY...West winds 10 to 15 knots. Waves 3 to 5 feet subsiding
to 1 to 3 feet in the afternoon.
.TONIGHT...Southwest winds 5 to 10 knots. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots until late afternoon
becoming light and variable. Waves 2 feet or less.
.SUNDAY NIGHT...Light and variable winds becoming south 5 to
10 knots in the late evening and overnight. A chance of showers
and thunderstorms after midnight. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots in the morning becoming
light and variable. A chance of showers and thunderstorms. Waves
2 feet or less.
.TUESDAY...Light and variable winds becoming north 5 to 10 knots
in the late morning and early afternoon...then becoming northwest
10 to 15 knots early in the evening increasing to 15 to 20 knots
in the late evening and early morning. A chance of showers and
thunderstorms early in the morning...then showers and
thunderstorms likely until late afternoon. A chance of showers
early in the evening. Waves 1 to 3 feet building to 3 to 5 feet
in the late evening and early morning.
.WEDNESDAY...Northwest winds 10 to 15 knots. Waves 3 to 5 feet
subsiding to 2 to 4 feet until early morning.


$$

LHZ362-363-192015-
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-
350 AM EDT Sat Aug 19 2017

.TODAY...West winds 15 to 20 knots decreasing to 10 to 15 knots
early in the afternoon...then becoming light and variable late in
the afternoon. A chance of showers late in the afternoon. Waves
4 to 6 feet. Waves occasionally around 8 feet.
.TONIGHT...Light and variable winds becoming southwest 5 to
10 knots in the late evening and overnight. Waves 1 to 3 feet.
.SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots early in the afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight.
.MONDAY...South winds 5 to 10 knots. A chance of showers and
thunderstorms early in the afternoon. Rain showers and
thunderstorms likely after midnight. Waves 1 to 3 feet.
.TUESDAY...South winds 5 to 10 knots becoming southwest 10 to
15 knots until early evening...then becoming northwest 15 to
20 knots in the late evening and early morning. Showers and
thunderstorms likely early in the morning...then a chance of
showers late in the afternoon. Waves 1 to 3 feet building to 4 to
6 feet until early morning. Waves occasionally around 8 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet.


$$

LHZ462>464-192015-
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-
350 AM EDT Sat Aug 19 2017

.TODAY...West winds 10 to 15 knots until late afternoon becoming
light and variable. A chance of showers early in the morning.
Waves 3 to 5 feet subsiding to 1 to 3 feet late in the afternoon.
.TONIGHT...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. 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. Waves 1 to 3 feet.
.TUESDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and early afternoon...then veering
to the west early in the evening becoming northwest 15 to
20 knots in the late evening and early morning. A chance of
showers and thunderstorms early in the morning...then
thunderstorms likely until late afternoon. Rain showers likely.
Waves 1 to 3 feet building to 5 to 7 feet. Waves occasionally
around 10 feet.
.WEDNESDAY...North winds 10 to 15 knots. Waves 4 to 6 feet. Waves
occasionally around 8 feet.


$$

LHZ461-192015-
MAFOR 1909/
HURON NORTH 11720 13710 11600 13500. Waves 3 to 5 feet
subsiding to 1 to 3 feet today. Waves 2 feet or less tonight.
220305.

HURON SOUTH 12610 11710 11600 11500 11400 12500. A chance of
showers today and this evening. Waves 3 to 5 feet subsiding to 1
to 3 feet today. Waves 2 feet or less tonight. 220305.

$$

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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