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352
FZUS63 KDTX 201943
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
343 PM EDT Sun Sep 20 2026

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, 30.40 inches, over northern Ontario
will build southeast early this week. This will lead to prolong
moderate northeast winds over the central Great Lakes.

LHZ361-362-210345-
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-
343 PM EDT Sun Sep 20 2026

.TONIGHT...North winds 10 to 15 knots becoming northeast 15 to
20 knots in the late evening and overnight. Waves 1 to 3 feet
building to 4 to 6 feet in the late evening and overnight. Waves
occasionally around 8 feet.
.MONDAY...Northeast winds 15 to 20 knots decreasing to 10 to
15 knots in the afternoon. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.MONDAY NIGHT...Northeast winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. Waves 3 to
5 feet.
.TUESDAY...Northeast winds 15 to 20 knots becoming east 10 to
15 knots early in the afternoon. Waves 3 to 5 feet.
.TUESDAY NIGHT...East winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. Waves 3 to 5 feet.
.WEDNESDAY...East winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon. Waves 2 to 4 feet.
.THURSDAY...East winds 10 to 15 knots decreasing to 5 to 10 knots
. Waves 1 to 3 feet.
.FRIDAY...Light and variable winds. Waves 2 feet or less.

$$

LHZ363-462>464-210345-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
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-
343 PM EDT Sun Sep 20 2026

.TONIGHT...Northeast winds 15 to 20 knots increasing to 20 to
25 knots after midnight. Waves 4 to 6 feet.
.MONDAY...Northeast winds 15 to 20 knots. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Waves 4 to
6 feet. Waves occasionally around 8 feet.
.TUESDAY...Northeast winds 15 to 20 knots. Gusts to 30 knots
early in the afternoon. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.TUESDAY NIGHT...Northeast winds 15 to 20 knots. Gusts to
30 knots early in the evening. Waves 4 to 6 feet.
.WEDNESDAY...East winds 15 to 20 knots. Waves 3 to 5 feet. Waves
occasionally around 8 feet.
.THURSDAY...East winds 10 to 15 knots decreasing to 5 to 10 knots
. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.FRIDAY...East winds 5 to 10 knots backing to the northeast.
Waves 2 feet or less.

$$

LHZ461-210345-
MAFOR 2021/
HURON NORTH 11110 14120 11120 12110. Waves 2 to 4 feet building
to 3 to 5 feet tonight. Waves 2 to 4 feet Monday.

HURON SOUTH 16120. Waves 2 to 4 feet building to 4 to 6 feet.
Occasional wave height around 8 feet tonight. Waves 3 to 5 feet
Monday.

$$

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)