Great Lakes Forecast
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047
FZUS63 KDTX 180827
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
327 AM EST Thu Jan 18 2018

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 ridge of high pressure near 30.10 inches will persist over the
area into Saturday. Low pressure of 29.30 inches will then work into
the western Great Lakes area from Sunday into Monday, forcing a warm
front north through the region.

LHZ361-182100-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
327 AM EST Thu Jan 18 2018

.TODAY...West winds 15 to 20 knots becoming southwest 5 to
10 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the
afternoon.
.TONIGHT...West winds 10 to 15 knots. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. Waves 1 to 3 feet.
.FRIDAY NIGHT...South winds 10 to 15 knots becoming southwest
15 to 20 knots with gusts to 30 knots in the late evening and
overnight. Waves 3 to 5 feet.
.SATURDAY...West winds 15 to 20 knots decreasing to 5 to
10 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the
afternoon.
.SUNDAY...Light and variable winds becoming east 5 to 10 knots in
the late morning and early afternoon...then increasing to 10 to
15 knots early in the evening increasing to 15 to 20 knots in the
late evening and early morning. A chance of rain and snow showers
early in the morning. A chance of freezing rain. Snow showers
likely until early morning. Waves 2 feet or less building to 5 to
7 feet. Waves occasionally around 10 feet.
.MONDAY...East winds 15 to 20 knots becoming southeast 10 to
15 knots in the late evening and early morning. Snow showers.
Showers. Waves 6 to 9 feet. Waves occasionally around 12 feet.


$$

LHZ362-363-462-182100-
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-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
327 AM EST Thu Jan 18 2018

.TODAY...Southwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and afternoon. Waves 4 to 6 feet.
Waves occasionally around 8 feet.
.TONIGHT...Southwest winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. Waves 3 to 5 feet.
.FRIDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots with gusts to 30 knots in the late morning and
afternoon. Waves 3 to 5 feet building to 5 to 7 feet early in the
afternoon. Waves occasionally around 10 feet.
.FRIDAY NIGHT...Southwest winds 20 to 25 knots decreasing to
15 to 20 knots after midnight. Gusts to 35 knot gales. Waves 8 to
12 feet. Waves occasionally around 15 feet.
.SATURDAY...Southwest winds 15 to 20 knots decreasing to 5 to
10 knots. Waves 4 to 6 feet subsiding to 1 to 3 feet. Waves
occasionally around 8 feet.
.SUNDAY...Southwest winds 5 to 10 knots backing to the east in
the late morning and early afternoon...then increasing to 10 to
15 knots until early morning. A chance of snow showers and
showers in the evening. Snow showers and showers likely after
midnight. Waves 2 feet or less building to 5 to 7 feet until
early morning. Waves occasionally around 10 feet.
.MONDAY...Southeast winds 15 to 20 knots with gusts to 30 knots
increasing to 20 to 25 knots with gusts to 30 knots in the late
evening and early morning. Snow showers likely until afternoon.
Showers. A chance of snow showers in the late evening and early
morning. Waves 8 to 12 feet. Waves occasionally around 15 feet.

Wave heights are for ice free areas.

$$

LHZ463-464-182100-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
327 AM EST Thu Jan 18 2018

.TODAY...Southwest winds 10 to 15 knots. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. Waves 2 to 4 feet.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts to
30 knots. Waves 3 to 5 feet.
.SATURDAY...Southwest winds 10 to 15 knots decreasing to 5 to
10 knots late in the afternoon. Waves 2 to 4 feet subsiding to
1 to 3 feet.
.SUNDAY...South winds 5 to 10 knots. Areas of fog early in the
morning. Patchy fog late in the morning. A chance of showers in
the afternoon and evening. A chance of snow showers in the
evening...then rain and snow showers likely after midnight. Waves
2 feet or less.
.MONDAY...Southeast winds 10 to 15 knots becoming south 15 to
20 knots until early morning. Snow showers likely early in the
morning. Showers likely. A chance of snow showers after midnight.
Waves 1 to 3 feet building to 3 to 5 feet.

Wave heights are for ice free areas.

$$

LHZ461-182100-
MAFOR 1810/
HURON NORTH 11620 13610 12510 12610. Waves 3 to 5 feet
subsiding to 1 to 3 feet today. Waves 1 to 3 feet tonight. 210406
210305.

HURON SOUTH 11630 12620 14520 11620. Waves 3 to 5 feet today.
Waves 3 to 5 feet subsiding to 1 to 3 feet tonight. 210406
210305.

$$

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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