Great Lakes Forecast
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FZUS63 KDTX 210144
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
944 PM EDT Sat Apr 20 2024

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...Upper level trough holds over the Great Lakes for the
remainder of the weekend maintaining cooler, moderate west to
northwest flow. High pressure, 30.10 inches, then briefly works
across the region Sunday night through the first half of Monday.
Northern Plains low pressure, 29.50 inches, then reaches the
Great Lakes by Tuesday.

LHZ361-362-210945-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
944 PM EDT Sat Apr 20 2024

.REST OF TONIGHT...West winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots
late in the morning...then decreasing to 10 to 15 knots early in
the afternoon increasing to 15 to 20 knots late in the afternoon.
Waves 3 to 5 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots with gusts to
around 30 knots decreasing to 5 to 10 knots. Waves 4 to 6 feet.
.MONDAY...South winds 5 to 10 knots increasing to 15 to 20 knots.
Waves 1 to 3 feet building to 3 to 5 feet in the late morning and
afternoon. Waves occasionally around 8 feet.
.MONDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots after midnight. A chance of showers after midnight.
Waves 4 to 6 feet. Waves occasionally around 8 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots with gusts to around
30 knots late in the morning...then veering to the north late in
the evening. Showers. A chance of rain and snow showers late in
the afternoon. Waves 8 to 12 feet subsiding to 4 to 6 feet late
in the evening. Waves occasionally around 15 feet.
.WEDNESDAY...North winds 15 to 20 knots with gusts to around
30 knots becoming northwest 10 to 15 knots in the late evening
and early morning. Waves 3 to 5 feet.
.THURSDAY...North winds 10 to 15 knots veering to the southeast
in the late evening and early morning. Waves 2 to 4 feet
subsiding to 1 to 3 feet.


$$

LHZ363-462-210945-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
944 PM EDT Sat Apr 20 2024

.REST OF TONIGHT...West winds 10 to 15 knots. Waves 2 to 4 feet.
.SUNDAY...Southwest winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.MONDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and early afternoon...then
building to 2 to 4 feet early in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots after midnight. A chance of showers after midnight.
Waves 3 to 5 feet building to 5 to 7 feet after midnight. Waves
occasionally around 10 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to 35 knot gales
becoming southwest 15 to 20 knots with gusts to around 30 knots
late in the afternoon...then veering to the northwest late in the
evening. Showers likely in the morning...then showers late in the
morning. A chance of showers late in the evening. Waves 8 to
12 feet subsiding to 4 to 6 feet late in the evening. Waves
occasionally around 15 feet.
.WEDNESDAY...North winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots in the late evening and
early morning. Waves 4 to 6 feet.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet until early
morning. Waves occasionally around 8 feet.


$$

LHZ463-464-210945-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
944 PM EDT Sat Apr 20 2024

.REST OF TONIGHT...West winds 5 to 10 knots. Waves 1 to 3 feet.
.SUNDAY...West winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon...then increasing to 10 to 15 knots late
in the afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...West winds 10 to 15 knots. Waves 1 to 3 feet
building to 2 to 4 feet after midnight.
.MONDAY...Light and variable winds becoming south 10 to 15 knots
in the late morning and afternoon. Waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. Waves 2 to 4 feet
building to 4 to 6 feet after midnight. Waves occasionally around
8 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to around
30 knots becoming southwest 15 to 20 knots late in the afternoon.
Showers likely in the morning...then showers late in the morning.
Showers likely and a chance of snow showers late in the evening.
Waves 6 to 9 feet subsiding to 3 to 5 feet late in the evening.
Waves occasionally around 12 feet.
.WEDNESDAY...North winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots in the late evening and
early morning. A chance of rain and snow showers early in the
morning. Waves 4 to 6 feet.
.THURSDAY...North winds 10 to 15 knots veering to the northeast
in the late evening and early morning. Waves 2 to 4 feet
subsiding to 1 to 3 feet until early morning. Waves occasionally
around 8 feet.


$$

LHZ461-210945-
MAFOR 2103/
HURON NORTH 14610 11610 11620 12720. Waves 3 to 5 feet.

HURON SOUTH 11700 11600 14610 11700 11810. Waves 2 to 4 feet.

$$

KDK

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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