Great Lakes Forecast
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000
FZUS63 KDTX 130304
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
1002 PM EST Tue Dec 12 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...A weak surface ridge will bring a brief increase in
pressure up to 29.90 inches this afternoon before a second clipper
system, averaging 29.60 inches, drops south of Michigan Wednesday
into Thursday.

LHZ361-130900-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
1002 PM EST Tue Dec 12 2017

...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

.REST OF TONIGHT...North winds 10 to 15 knots. Waves 3 to 5 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 2 feet or less.
.WEDNESDAY NIGHT...North winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet in the late evening and overnight.
.THURSDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet early in the afternoon.
.THURSDAY NIGHT...West winds 10 to 15 knots. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots becoming northwest 10 to
15 knots late in the afternoon. A chance of snow showers. Waves
1 to 3 feet building to 2 to 4 feet late in the evening.
.SATURDAY...Northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then veering
to the north until early morning. A chance of snow showers in the
afternoon and evening. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.SUNDAY...North winds 5 to 10 knots becoming southeast 10 to
15 knots in the late morning and early afternoon...then veering
to the southwest early in the evening veering to the west in the
late evening and early morning. A chance of snow showers. Waves
1 to 3 feet.


$$

LHZ362-363-130900-
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-
1002 PM EST Tue Dec 12 2017

...GALE WARNING IN EFFECT UNTIL 5 AM EST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

.REST OF TONIGHT...Northwest winds 20 to 25 knots decreasing to
15 to 20 knots early in the morning. Gusts to 35 knot gales.
Freezing spray in the late evening and early morning. A chance of
snow showers. Waves 8 to 12 feet. Waves occasionally around
15 feet.
.WEDNESDAY...North winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and afternoon. A chance of snow
showers early in the morning. A chance of snow in the afternoon.
Waves 4 to 6 feet subsiding to 1 to 3 feet late in the afternoon.
Waves occasionally around 8 feet.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots becoming north
15 to 20 knots in the late evening and overnight. Snow showers
likely in the evening. A chance of snow showers after midnight.
Waves 3 to 5 feet building to 4 to 6 feet after midnight. Waves
occasionally around 8 feet.
.THURSDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon. Freezing spray in the morning.
Waves 4 to 6 feet.
.THURSDAY NIGHT...West winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and early morning...then decreasing
to 10 to 15 knots after midnight. Waves 2 to 4 feet subsiding to
1 to 3 feet in the late evening and overnight. Waves occasionally
around 8 feet.
.FRIDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots late in the evening. A chance of snow showers. Waves
3 to 5 feet building to 5 to 7 feet late in the evening. Waves
occasionally around 10 feet.
.SATURDAY...Northwest winds 15 to 20 knots becoming west 5 to
10 knots. A chance of snow showers. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and early afternoon...then
increasing to 15 to 20 knots early in the evening becoming
southwest 10 to 15 knots in the late evening and early morning. A
chance of snow showers. Waves 3 to 5 feet.


$$

LHZ462>464-130900-
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-
1002 PM EST Tue Dec 12 2017

...GALE WARNING IN EFFECT UNTIL 5 AM EST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

.REST OF TONIGHT...Northwest winds to 30 knots decreasing to
20 to 25 knots after midnight. Gusts to 35 knot gales. Freezing
spray in the late evening and early morning. A chance of snow
showers. Waves 10 to 14 feet. Waves occasionally around 18 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots early in the morning
becoming west 10 to 15 knots...then decreasing to 5 to 10 knots
early in the afternoon becoming light and variable. A chance of
snow showers in the morning. A chance of snow in the late morning
and early afternoon...then snow likely late in the afternoon.
Waves 6 to 9 feet subsiding to 2 to 4 feet. Waves occasionally
around 12 feet.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots in the late evening and overnight. Snow showers.
Waves 2 to 4 feet building to 4 to 6 feet in the late evening and
overnight. Waves occasionally around 8 feet.
.THURSDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon. Snow showers likely early in the
morning...then a chance of snow showers in the late morning and
early afternoon. Waves 4 to 6 feet.
.THURSDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. Waves
occasionally around 8 feet.
.FRIDAY...Southwest winds 15 to 20 knots. A chance of snow
showers in the morning. Snow showers likely late in the morning...
then a chance of snow showers early in the evening. Waves 2 to
4 feet building to 3 to 5 feet.
.SATURDAY...West winds 15 to 20 knots decreasing to 5 to
10 knots. A chance of snow showers. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and early afternoon...then
increasing to 15 to 20 knots early in the evening becoming
southwest 10 to 15 knots in the late evening and early morning.
Waves 2 to 4 feet.


$$

LHZ461-130900-
MAFOR 1304/
HURON NORTH...Gale Warning in effect...11820 12810 13100
11110 11810. Waves 3 to 5 feet subsiding to 2 to 4 feet
overnight. Waves 1 to 3 feet Wednesday and Wednesday evening.
210305 210204.

HURON SOUTH...Gale Warning in effect...11737 19757 11730 11727
11710 11700 11100 12117. A chance of snow Wednesday afternoon.
Waves 8 to 12 feet subsiding to 6 to 9 feet. Occasional wave
height around 15 feet overnight. Waves 4 to 6 feet subsiding to 2
to 4 feet. Occasional wave height around 8 feet Wednesday. Waves
1 to 3 feet Wednesday evening. 210812 210609.

$$

CB

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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