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793
FZUS63 KDTX 241959
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
359 PM EDT Sun Aug 24 2025

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...Cool and showery conditions settle in behind a cold
front today that will last at least through the first half of next
week. Additional chances exist for shower/storm development Monday
and Tuesday with a chance for waterspouts associated with the
colder airmass arrival.

LHZ361-362-250400-
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-
359 PM EDT Sun Aug 24 2025

.TONIGHT...West winds 15 to 20 knots. Scattered showers. A chance
of waterspouts. Waves 3 to 5 feet building to 4 to 6 feet early
in the morning. Waves occasionally around 8 feet.
.MONDAY...Northwest winds 15 to 20 knots increasing to 20 to
25 knots with gusts to around 30 knots in the late morning and
afternoon. Scattered showers. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.MONDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
around 30 knots decreasing to 15 to 20 knots with gusts to around
30 knots in the late evening and overnight. Scattered showers in
the evening. Waves 6 to 9 feet. Waves occasionally around
12 feet.
.TUESDAY...Northwest winds 15 to 20 knots. Waves 4 to 6 feet.
Waves occasionally around 8 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots decreasing to
10 to 15 knots in the late evening and overnight. Waves 3 to
5 feet.
.WEDNESDAY...West winds 10 to 15 knots backing to the southwest
late in the afternoon. A chance of showers late in the afternoon.
Waves 2 to 4 feet.
.THURSDAY...West winds 15 to 20 knots becoming north 10 to
15 knots. A chance of showers. Waves 3 to 5 feet subsiding to
1 to 3 feet until early morning.
.FRIDAY...Northeast winds 10 to 15 knots becoming north 5 to
10 knots. Waves 2 feet or less.

$$

LHZ363-250400-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
359 PM EDT Sun Aug 24 2025

.TONIGHT...West winds 10 to 15 knots becoming northwest 15 to
20 knots in the late evening and overnight. A chance of
waterspouts in the evening. Scattered showers and thunderstorms
in the evening...then scattered showers after midnight. Waves
2 to 4 feet building to 4 to 6 feet early in the morning. Waves
occasionally around 8 feet.
.MONDAY...Northwest winds 15 to 20 knots. Scattered showers.
Waves 6 to 9 feet. Waves occasionally around 12 feet.
.MONDAY NIGHT...Northwest winds 15 to 20 knots. Scattered
showers. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.TUESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon. Waves 4 to 6 feet.
.TUESDAY NIGHT...Northwest winds 10 to 15 knots. Waves 3 to
5 feet. Waves occasionally around 8 feet.
.WEDNESDAY...West winds 10 to 15 knots backing to the southwest
late in the afternoon...then becoming west 15 to 20 knots late in
the evening. A chance of showers late in the evening. Waves 2 to
4 feet subsiding to 1 to 3 feet late in the morning...then
building to 2 to 4 feet late in the evening.
.THURSDAY...West winds 15 to 20 knots becoming north 10 to
15 knots until early morning. A chance of showers. Waves 3 to
5 feet subsiding to 1 to 3 feet in the late evening and early
morning.
.FRIDAY...Northeast winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning. Waves 1 to
3 feet.

$$

LHZ462>464-250400-
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-
359 PM EDT Sun Aug 24 2025

.TONIGHT...West winds 10 to 15 knots veering to the northwest in
the late evening and early morning...then becoming west 15 to
20 knots early in the morning. Scattered showers and
thunderstorms in the evening...then scattered showers after
midnight. Waves 1 to 3 feet building to 3 to 5 feet in the late
evening and overnight.
.MONDAY...West winds 15 to 20 knots becoming northwest 10 to
15 knots in the afternoon. Scattered showers. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.MONDAY NIGHT...Northwest winds 15 to 20 knots. Scattered
showers. Waves 5 to 7 feet. Waves occasionally around 10 feet.
.TUESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots early in the afternoon. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots increasing to
10 to 15 knots after midnight. Waves 3 to 5 feet.
.WEDNESDAY...West winds 10 to 15 knots becoming southwest 5 to
10 knots late in the afternoon...then increasing to 10 to
15 knots late in the evening. Waves 2 to 4 feet subsiding to 1 to
3 feet late in the morning...then building to 2 to 4 feet late in
the evening.
.THURSDAY...West winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and early afternoon...then veering
to the northwest early in the evening veering to the north in the
late evening and early morning. A chance of showers. Waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and early
morning.
.FRIDAY...Northeast winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning. Waves 1 to
3 feet.

$$

LHZ461-250400-
MAFOR 2421/
HURON NORTH 11726 14720 19726 12730 19736 11730. A chance of
waterspouts tonight and Monday morning. Waves 1 to 3 feet
building to 3 to 5 feet tonight. Waves 5 to 7 feet. Occasional
wave height around 10 feet Monday.

HURON SOUTH 11616 19619 13710 19716 11720 19726 11720 11720
19726 11726. A chance of waterspouts this evening. Waves 2 to 4
feet building to 3 to 5 feet tonight. Waves 5 to 7 feet.
Occasional wave height around 10 feet Monday.

$$

KGK

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)