Great Lakes Forecast
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FZUS63 KDTX 241453
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
953 AM EST Fri Nov 24 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...Winds this afternoon will increase out of the southwest
from a tightening surface pressure gradient as a low pressure, 29.10
inches, moves just north of the Great Lakes across southern Ontario.
An associated cold front will move through the Great Lakes Saturday
morning keeping winds elevated out of the northwest across the open
waters of Lake Huron into the afternoon. High pressure, 30.00
inches, will move into the region on Sunday.

LHZ361-242100-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
953 AM EST Fri Nov 24 2017

.REST OF TODAY...South winds 10 to 15 knots. A chance of showers.
Waves 4 to 6 feet. Waves occasionally around 8 feet.
.TONIGHT...Southwest winds 10 to 15 knots becoming west 15 to
20 knots after midnight...then increasing to 20 to 25 knots early
in the morning. A chance of showers early in the evening...then
showers likely in the late evening and overnight. Waves 5 to
7 feet. Waves occasionally around 10 feet.
.SATURDAY...Northwest winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots early in the afternoon. A chance
of showers. A chance of snow showers in the afternoon. Waves 5 to
7 feet. Waves occasionally around 10 feet.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots with gusts to
30 knots decreasing to 10 to 15 knots after midnight. A chance of
snow showers early in the evening. Waves 5 to 7 feet subsiding to
3 to 5 feet after midnight. Waves occasionally around 10 feet.
.SUNDAY...West winds 10 to 15 knots increasing to 20 to 25 knots
with gusts to 30 knots late in the morning...then becoming
northwest 15 to 20 knots with gusts to 30 knots late in the
afternoon. Waves 2 to 4 feet building to 5 to 7 feet. Waves
occasionally around 10 feet.
.MONDAY...Northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 10 to
15 knots early in the evening becoming south 15 to 20 knots.
Waves 2 to 4 feet subsiding to 1 to 3 feet until early evening...
then building to 5 to 7 feet in the late evening and early
morning. Waves occasionally around 10 feet.
.TUESDAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots early in the evening...then increasing to 15 to 20 knots
in the late evening and early morning. Waves 4 to 6 feet. Waves
occasionally around 8 feet.


$$

LHZ362-363-242100-
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-
953 AM EST Fri Nov 24 2017

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 20 to 25 knots increasing to
30 knots in the afternoon. Gusts to 40 knot gales. Waves 10 to
14 feet. Waves occasionally around 18 feet.
.TONIGHT...South winds to 30 knots with gusts to 40 knot gales
becoming southwest 20 to 25 knots with gusts to 40 knot gales
late in the evening...then decreasing to 15 to 20 knots with
gusts to 30 knots after midnight. A chance of showers early in
the evening...then showers likely in the late evening and
overnight. Waves 10 to 14 feet subsiding to 6 to 9 feet early in
the morning. Waves occasionally around 18 feet.
.SATURDAY...Northwest winds 15 to 20 knots with gusts to 30 knots
increasing to 20 to 25 knots with gusts to 30 knots early in the
afternoon. A chance of showers in the late morning and afternoon.
A chance of snow showers in the afternoon. Waves 6 to 9 feet.
Waves occasionally around 12 feet.
.SATURDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
30 knots decreasing to 10 to 15 knots. A chance of rain and snow
showers early in the evening. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.SUNDAY...West winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to 30 knots late in the morning...then
becoming west 20 to 25 knots with gusts to 30 knots late in the
afternoon becoming northwest 15 to 20 knots late in the evening.
Waves 5 to 7 feet building to 6 to 9 feet late in the afternoon.
Waves occasionally around 12 feet.
.MONDAY...Northwest winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and early afternoon...then becoming
southeast 10 to 15 knots early in the evening becoming south
20 to 25 knots with gusts to 30 knots in the late evening and
early morning. Waves 4 to 6 feet subsiding to 2 to 4 feet early
in the evening...then building to 6 to 9 feet in the late evening
and early morning. Waves occasionally around 12 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to 35 knot gales
becoming southwest 15 to 20 knots with gusts to 30 knots until
early morning. A chance of showers until early morning. Waves
8 to 12 feet subsiding to 4 to 6 feet in the late evening and
early morning. Waves occasionally around 15 feet.


$$

LHZ462>464-242100-
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-
953 AM EST Fri Nov 24 2017

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 15 to 20 knots increasing to 20 to
25 knots in the afternoon. Gusts to 35 knot gales. Waves 6 to
9 feet. Waves occasionally around 12 feet.
.TONIGHT...South winds to 30 knots with gusts to 40 knot gales
becoming southwest 10 to 15 knots. A chance of showers in the
late evening and overnight. Waves 8 to 12 feet subsiding to 5 to
7 feet early in the morning. Waves occasionally around 15 feet.
.SATURDAY...West winds 10 to 15 knots becoming northwest 15 to
20 knots in the late morning and afternoon. A chance of showers
in the late morning and afternoon. A chance of snow showers in
the afternoon. Waves 4 to 6 feet. Waves occasionally around
8 feet.
.SATURDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
30 knots decreasing to 10 to 15 knots. A chance of rain and snow
showers early in the evening. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.SUNDAY...West winds 10 to 15 knots becoming northwest 15 to
20 knots. Waves 4 to 6 feet.
.MONDAY...Northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then backing
to the south early in the evening increasing to 15 to 20 knots
with gusts to 30 knots in the late evening and early morning.
Waves 3 to 5 feet subsiding to 1 to 3 feet early in the evening...
then building to 5 to 7 feet in the late evening and early
morning. Waves occasionally around 10 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to 30 knots
becoming southwest 15 to 20 knots until early morning. A chance
of showers until early morning. Waves 5 to 7 feet. Waves
occasionally around 10 feet.


$$

LHZ461-242100-
MAFOR 2416/
HURON NORTH...Gale Warning in effect...11430 19450 11440 19450
11540 19550 11546 19556 11526 11736 11730 11720. A chance of
showers Saturday morning. Waves 8 to 12 feet building to 10 to 14
feet. Occasional wave height around 18 feet this afternoon. Waves
10 to 14 feet subsiding to 6 to 9 feet. Occasional wave height
around 18 feet tonight. Waves 5 to 7 feet. Occasional wave height
around 10 feet Saturday morning. 210710 210811.

HURON SOUTH...Gale Warning in effect...12430 19450 11440 19450
11540 19550 11530 11630 11720 11710. A chance of showers
tonight. Waves 6 to 9 feet. Occasional wave height around 12 feet
this afternoon. Waves 8 to 12 feet subsiding to 6 to 9 feet.
Occasional wave height around 15 feet tonight. Waves 3 to 5 feet
Saturday morning. 220609.

$$

IRL

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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