Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 291347
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
947 AM EDT Fri Aug 29 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...High pressure, 30.10 inches, will fill in through the
day, settling over the Great Lakes by this evening. High pressure
will then hold through the weekend, promoting more tranquil
conditions.

LHZ361-292200-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
947 AM EDT Fri Aug 29 2025

.REST OF TODAY...North winds 5 to 10 knots backing to the west
late in the afternoon. Waves 2 feet or less.
.TONIGHT...Northwest winds 5 to 10 knots. Waves 2 feet or less.
.SATURDAY...West winds 5 to 10 knots. Waves 2 feet or less.
.SATURDAY NIGHT...West winds 5 to 10 knots early in the evening
becoming light and variable. Waves 2 feet or less.
.SUNDAY...Light and variable winds. Waves 2 feet or less.
.MONDAY...Light and variable winds. Waves 2 feet or less.
.TUESDAY...Light and variable winds becoming southeast 5 to
10 knots until early morning. Waves 2 feet or less.


$$

LHZ362-363-462-292200-
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-
947 AM EDT Fri Aug 29 2025

.REST OF TODAY...North winds 10 to 15 knots. A chance of
waterspouts. Waves 2 to 4 feet.
.TONIGHT...North winds 5 to 10 knots backing to the northwest
after midnight. Waves 1 to 3 feet.
.SATURDAY...West winds 5 to 10 knots until late afternoon
becoming light and variable. Waves 2 feet or less.
.SATURDAY NIGHT...Light and variable winds becoming south 5 to
10 knots after midnight. Waves 2 feet or less.
.SUNDAY...Light and variable winds. Waves 2 feet or less.
.MONDAY...Light and variable winds becoming east 5 to 10 knots in
the late evening and early morning. Waves 2 feet or less.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 2 feet or less.


$$

LHZ463-464-292200-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
947 AM EDT Fri Aug 29 2025

.REST OF TODAY...North winds 10 to 15 knots. Sprinkles. Waves
2 to 4 feet.
.TONIGHT...North winds 10 to 15 knots decreasing to 5 to 10 knots
in the late evening and overnight. Sprinkles in the evening.
Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight.
.SATURDAY...West winds 5 to 10 knots. Waves 2 feet or less.
.SATURDAY NIGHT...Light and variable winds. Waves 2 feet or less.
.SUNDAY...Light and variable winds becoming east 5 to 10 knots
late in the evening. Waves 2 feet or less.
.MONDAY...Light and variable winds becoming east 5 to 10 knots in
the late evening and early morning. Waves 2 feet or less.
.TUESDAY...Southeast winds 5 to 10 knots early in the morning
becoming light and variable...then becoming east 5 to 10 knots
early in the evening veering to the southeast. Waves 2 feet or
less.


$$

LHZ461-292200-
MAFOR 2915/
HURON NORTH 11810 15700 11700. Waves 2 feet or less.

HURON SOUTH 13810 12800 13700. Waves 1 to 3 feet.

$$

MV

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)