Experimental Modernized Open Lake Forecast - Lake Huron

NZUS99 KDTX 200906
GLFLHT

Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 AM EDT Wed May 20 2026

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, will start to build in over the Great
Lakes this morning then slowly move east across the region through
Friday morning. As this occurs, northwest flow will veer to the
northeast and persist into Friday.

LHZ361-201400-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
506 AM EDT Wed May 20 2026

.Today...
Weather.............Mostly sunny.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.

.TONIGHT...
Weather.............Mostly clear.
Sfc winds...........Northwest 15 to 20 knots.
100-ft winds........Northwest 20 to 25 knots becoming north 15 to
                              20 knots after midnight.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.

.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 5 to 10 knots becoming east in the
                              afternoon.
100-ft winds........Northeast 10 to 15 knots becoming east in the
                              afternoon.
Sig waves...........2 to 4 feet.

.THURSDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Southeast 5 to 10 knots.
100-ft winds........Southeast 10 to 15 knots.
Sig waves...........1 to 3 feet.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Breezy. Showers likely. chance of showers. East winds
20 to 25 knots. Waves 8 to 12 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 4 to
6 feet.

$$

LHZ362-363-201400-
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-
506 AM EDT Wed May 20 2026

.Today...
Weather.............Mostly sunny.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 10 feet.

.TONIGHT...
Weather.............Partly cloudy.
Sfc winds...........North 15 to 20 knots.
100-ft winds........North 20 to 25 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.

.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the morning.

.THURSDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Breezy. Showers likely. chance of showers. East winds
20 to 25 knots. Waves 8 to 12 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 4 to
6 feet.

$$

LHZ462>464-201400-
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-
506 AM EDT Wed May 20 2026

.Today...
Weather.............Partly sunny.
Sfc winds...........North 15 to 20 knots.
100-ft winds........North 20 to 25 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.

.TONIGHT...
Weather.............Partly cloudy.
Sfc winds...........North 10 to 15 knots.
100-ft winds........North 15 to 20 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.

.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........North 10 to 15 knots.
100-ft winds........North 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.

.THURSDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet after
                              midnight.
Ocnl waves..........Around 5 feet in the evening.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Breezy. Showers likely. chance of showers. East winds
20 to 25 knots. Waves 8 to 12 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 4 to
6 feet.

$$

LHZ461-201400-
MAFOR 2009/
HURON NORTH 15720 11710 11100. Waves 4 to 6 feet subsiding to 3
to 5 feet. Occasional wave height around 8 feet today. Waves 3 to
5 feet subsiding to 1 to 3 feet tonight.

HURON SOUTH 12710 11820 11810 11820 13810. Waves 3 to 5 feet
today. Waves 3 to 5 feet subsiding to 2 to 4 feet tonight.

$$

Occasional waves will only be displayed when values meet or exceed 5 feet.

Provide Feedback

Product Description