Great Lakes Forecast
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FZUS63 KDTX 200235
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
935 PM EST Sun Nov 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, 29.20 inches, will continue to lift into
the Canadian Maritimes tonight. High pressure, 30.30 inches, then
builds across the Ohio Valley for the early part of the week.

LHZ361-200915-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
935 PM EST Sun Nov 19 2017

.REST OF TONIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots early in the morning. Waves
6 to 9 feet. Waves occasionally around 12 feet.
.MONDAY...West winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and early afternoon...then becoming
south 10 to 15 knots late in the afternoon. Waves 3 to 5 feet
subsiding to 1 to 3 feet in the afternoon.
.MONDAY NIGHT...Southwest winds 15 to 20 knots. Gusts to 30 knots
in the late evening and overnight. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.TUESDAY...Southwest winds 15 to 20 knots with gusts to 30 knots
becoming west 20 to 25 knots with gusts to 30 knots. A chance of
showers. A chance of snow showers late in the afternoon. Waves 5
to 7 feet. Waves occasionally around 10 feet.
.TUESDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots after midnight. A chance of
snow showers and showers early in the evening. Waves 6 to 9 feet.
Waves occasionally around 12 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the
evening.
.THURSDAY...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 early in the evening becoming northwest 10 to 15 knots
in the late evening and early morning. Waves 2 to 4 feet building
to 5 to 7 feet. Waves occasionally around 10 feet.
.FRIDAY...Light and variable winds becoming south 5 to 10 knots
in the late morning and early afternoon...then increasing to
15 to 20 knots until early morning. A chance of showers in the
afternoon. A chance of snow showers in the afternoon and evening.
Showers until early morning. Waves 1 to 3 feet building to 4 to
6 feet until early morning. Waves occasionally around 8 feet.


$$

LHZ362-363-200915-
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 EST Sun Nov 19 2017

...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON...

.REST OF TONIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots with gusts to 30 knots
after midnight. A chance of snow showers in the late evening and
early morning. Waves 6 to 9 feet. Waves occasionally around
12 feet.
.MONDAY...West winds 15 to 20 knots becoming southwest 10 to
15 knots in the late morning and early afternoon...then
increasing to 15 to 20 knots late in the afternoon. Waves 4 to
6 feet. Waves occasionally around 8 feet.
.MONDAY NIGHT...Southwest winds 20 to 25 knots increasing to
30 knots in the late evening and overnight. Gusts to 40 knot
gales. Waves 8 to 12 feet building to 10 to 14 feet after
midnight. Waves occasionally around 18 feet.
.TUESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots in the late morning and afternoon. Gusts to 40 knot
gales. A chance of showers in the afternoon. Waves 10 to 14 feet.
Waves occasionally around 18 feet.
.TUESDAY NIGHT...West winds 20 to 25 knots with gusts to 30 knots.
A chance of showers in the evening. A chance of snow showers
until early morning. Waves 8 to 12 feet. Waves occasionally around
15 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots with gusts to
30 knots becoming west 10 to 15 knots. Waves 6 to 9 feet
subsiding to 3 to 5 feet late in the afternoon. Waves
occasionally around 12 feet.
.THURSDAY...Southwest winds 15 to 20 knots with gusts to 30 knots
becoming west 20 to 25 knots with gusts to 30 knots early in the
evening...then becoming northwest 15 to 20 knots in the late
evening and early morning. Waves 4 to 6 feet building to 6 to
9 feet until early morning. Waves occasionally around 12 feet.
.FRIDAY...Northwest winds 5 to 10 knots backing to the southwest
in the late morning and early afternoon...then becoming south
15 to 20 knots with gusts to 30 knots early in the evening
increasing to 30 knots in the late evening and early morning.
Showers likely until early morning. Waves 3 to 5 feet subsiding
to 2 to 4 feet in the late morning and early afternoon...then
building to 5 to 7 feet early in the evening building to 10 to
14 feet in the late evening and early morning. Waves occasionally
around 18 feet.


$$

LHZ462>464-200915-
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 EST Sun Nov 19 2017

...GALE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON...

.REST OF TONIGHT...West winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots after midnight. Waves 6 to
9 feet. Waves occasionally around 12 feet.
.MONDAY...Southwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon...then increasing to 15 to
20 knots late in the afternoon. Waves 3 to 5 feet.
.MONDAY NIGHT...Southwest winds 20 to 25 knots increasing to
30 knots after midnight. Gusts to 35 knot gales. Waves 6 to
9 feet. Waves occasionally around 12 feet.
.TUESDAY...Southwest winds to 30 knots decreasing to 20 to
25 knots in the late morning and afternoon. Gusts to 35 knot
gales. A chance of showers in the afternoon. Waves 6 to 9 feet.
Waves occasionally around 12 feet.
.TUESDAY NIGHT...West winds 20 to 25 knots decreasing to 15 to
20 knots in the late evening and overnight. Gusts to 30 knots. A
chance of showers early in the evening. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. Waves 4 to 6 feet subsiding to 1 to 3 feet late in the
evening. Waves occasionally around 8 feet.
.THURSDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots until early evening...then becoming west 10 to 15 knots
in the late evening and early morning. Waves 3 to 5 feet building
to 4 to 6 feet until early morning. Waves occasionally around
8 feet.
.FRIDAY...Northwest winds 5 to 10 knots backing to the southwest
in the late morning and early afternoon...then becoming south
15 to 20 knots with gusts to 30 knots early in the evening
increasing to 20 to 25 knots with gusts to 30 knots in the late
evening and early morning. A chance of showers in the evening.
Showers likely after midnight. Waves 3 to 5 feet building to 8 to
12 feet. Waves occasionally around 15 feet.


$$

LHZ461-200915-
MAFOR 2004/
HURON NORTH 11630 12620 12610 11510 11520 11530. A chance of
snow showers overnight. Waves 5 to 7 feet. Occasional wave height
around 9 feet overnight. Waves 4 to 6 feet subsiding to 2 to 4
feet. Occasional wave height around 8 feet Monday. Waves 3 to 5
feet building to 5 to 7 feet. Occasional wave height around 10
feet Monday evening. 220508.

HURON SOUTH 11630 13620 11510 12520 11530 19550. A chance of
snow showers overnight. Waves 4 to 6 feet overnight. Waves 3 to 5
feet. Occasional wave height around 8 feet Monday. Waves 4 to 6
feet Monday evening. 210507 210406.

$$

SC

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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