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Mt. Washington, NH
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FZUS63 KDTX 201455
Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
955 AM EST Mon Nov 20 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...High pressure system, 30.10 inches, will slide east
through the Ohio Valley today, with an extension of the ridge
northward across the Great Lakes region. The next low pressure
system, 29.20 inches, will move east along the southern tier of
Canada to just north of Lake Superior late tonight. Southwest winds
will increase between the departing high and the approaching low.
The attendant cold front will clear the central Great Lakes region
Tuesday, ushering in another round of brisk northwesterly flow. High
pressure will regain a foothold on Wednesday.
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
955 AM EST Mon Nov 20 2017
Rest of Today - Southwest winds 15 to 20 knots increasing to
20 to 25 knots with gusts to 30 knots late in the afternoon.
Waves 4 to 6 feet. Waves occasionally around 8 feet.
Tonight - Southwest winds 20 to 25 knots becoming south to
30 knots early in the morning. Gusts to 35 knot gales. Waves 6 to
9 feet. Waves occasionally around 12 feet.
.TUESDAY...South winds to 30 knots with gusts to 35 knot gales
becoming southwest 15 to 20 knots. A chance of showers late in
the afternoon. Waves 6 to 9 feet. Waves occasionally around
.TUESDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
30 knots. A chance of showers in the evening. Waves 6 to 9 feet.
Waves occasionally around 12 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the morning...then becoming west 5 to 10 knots
late in the afternoon increasing to 10 to 15 knots late in the
evening. Waves 5 to 7 feet subsiding to 1 to 3 feet. Waves
occasionally around 10 feet.
.THURSDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots until early evening...then becoming west 10 to 15 knots
in the late evening and early morning. Waves 2 to 4 feet.
.FRIDAY...West winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and early afternoon...then becoming
south 20 to 25 knots with gusts to 30 knots early in the evening
becoming southwest to 30 knots with gusts to 35 knot gales in the
late evening and early morning. A chance of showers in the
evening. Showers likely after midnight. Waves 1 to 3 feet
building to 6 to 9 feet. Waves occasionally around 12 feet.