Great Lakes Forecast
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599
FZUS63 KDTX 211342
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
942 AM EDT Fri Jul 21 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...Broad high pressure...averaging 30.00 inches...will
promote quiet weather as it encompasses the central Great Lakes
today. Low pressure tracking through the region will then bring
rounds of thunderstorms to the area late tonight through Sunday.

LHZ361-212015-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
942 AM EDT Fri Jul 21 2017

.REST OF TODAY...West winds 5 to 10 knots late in the morning
becoming light and variable. Waves 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots in the evening becoming
light and variable...then becoming east 5 to 10 knots early in
the morning. Waves 2 feet or less.
.SATURDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. A chance of showers and
thunderstorms. Waves 2 feet or less.
.SATURDAY NIGHT...East winds 5 to 10 knots. A chance of showers
and thunderstorms early in the evening. A chance of showers and
thunderstorms after midnight. Waves 2 feet or less.
.SUNDAY...East winds 5 to 10 knots becoming northeast 10 to
15 knots late in the evening. A chance of showers and
thunderstorms. Waves 1 to 3 feet.
.MONDAY...Northeast winds 10 to 15 knots becoming north 5 to
10 knots until early evening...then backing to the northwest in
the late evening and early morning. Waves 2 feet or less.
.TUESDAY...Northeast winds 5 to 10 knots early in the morning
becoming light and variable...then becoming south 5 to 10 knots
in the late evening and early morning. Waves 2 feet or less.


$$

LHZ362-363-212015-
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-
942 AM EDT Fri Jul 21 2017

.REST OF TODAY...West winds 5 to 10 knots veering to the
northeast late in the afternoon. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots. A chance of showers after
midnight. Waves 2 feet or less.
.SATURDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Showers likely until late
afternoon. A chance of thunderstorms. A chance of showers late in
the afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in
the afternoon.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots decreasing to
5 to 10 knots in the late evening and overnight. A chance of
showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight.
.SUNDAY...Northeast winds 5 to 10 knots increasing to 10 to
15 knots late in the evening. A chance of showers and
thunderstorms. Waves 1 to 3 feet.
.MONDAY...Northeast winds 10 to 15 knots becoming north 5 to
10 knots until early morning. Waves 2 to 4 feet building to 3 to
5 feet until early evening...then subsiding to 2 to 4 feet in the
late evening and early morning.
.TUESDAY...North winds 5 to 10 knots until afternoon becoming
light and variable...then becoming east 5 to 10 knots in the late
evening and early morning. Waves 2 feet or less.


$$

LHZ462>464-212015-
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-
942 AM EDT Fri Jul 21 2017

.REST OF TODAY...Northwest winds 5 to 10 knots veering to the
north in the afternoon. Waves 2 feet or less.
.TONIGHT...East winds 5 to 10 knots veering to the south in the
late evening and overnight. A chance of showers after midnight.
Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots backing to the east early
in the afternoon. Showers likely until late afternoon. A chance
of thunderstorms. A chance of showers late in the afternoon.
Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots decreasing to
5 to 10 knots in the late evening and overnight. A chance of
showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight.
.SUNDAY...Northeast winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 2 feet or less.
.MONDAY...North winds 10 to 15 knots increasing to 15 to 20 knots
early in the evening...then decreasing to 10 to 15 knots in the
late evening and early morning. Waves 1 to 3 feet building to
3 to 5 feet.
.TUESDAY...North winds 5 to 10 knots. Waves 2 feet or less.


$$

LHZ461-212015-
MAFOR 2115/
HURON NORTH 11700 11600 12500 11400 11300 12200. A chance of
showers and thunderstorms Saturday morning. Waves 2 feet or less.
220001.

HURON SOUTH 11700 11200 12300 13400 11306. A chance of
showers overnight. A chance of thunderstorms Saturday morning.
Waves 2 feet or less. 220101.

$$

SF

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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