NZUS99 KDTX 192106
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 PM EDT Wed Aug 19 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, 30.00 inches, builds into the Great Lakes through the
end of the work week maintaining light winds. A cold front then
sweeps across the area Friday into Saturday, bringing the next
opportunity for showers and thunderstorms.
LHZ361-200200-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
506 PM EDT Wed Aug 19 2026
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Northwest 10 to 15 knots.
100-ft winds........Northwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
.THURSDAY...
Weather.............Sunny.
Sfc winds...........Light and variable winds.
100-ft winds........Light and variable winds.
Sig waves...........2 feet or less.
.THURSDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Partly sunny, then chance of showers in the
afternoon.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 5 feet in the afternoon.
.FRIDAY NIGHT...
Weather.............Mostly cloudy with chance of showers.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet after
midnight.
Ocnl waves..........Around 6 feet subsiding to around 5 feet after
midnight.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Showers likely. chance of thunderstorms. chance of
showers. Southeast winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...Chance of showers. West winds 15 to 20 knots. Waves
6 to 9 feet.
.MONDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ362-363-200200-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
506 PM EDT Wed Aug 19 2026
.Tonight...
Weather.............Partly cloudy.
Sfc winds...........North 5 to 10 knots.
100-ft winds........North 10 to 15 knots.
Sig waves...........2 to 4 feet.
.THURSDAY...
Weather.............Sunny.
Sfc winds...........North 5 to 10 knots in the morning becoming
light and variable.
100-ft winds........North 10 to 15 knots in the morning becoming
light and variable.
Sig waves...........1 to 3 feet.
.THURSDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northeast 5 to 10 knots becoming southeast 10
to 15 knots after midnight.
100-ft winds........Northeast 10 to 15 knots becoming southeast 15
to 20 knots after midnight.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 6 feet in the afternoon.
.FRIDAY NIGHT...
Weather.............Mostly cloudy, then chance of showers after
midnight.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet after
midnight.
Ocnl waves..........Around 6 feet subsiding to around 5 feet after
midnight.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Showers likely. chance of thunderstorms. chance of
showers. Southeast winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...Chance of showers. West winds 15 to 20 knots. Waves
6 to 9 feet.
.MONDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ462>464-200200-
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 PM EDT Wed Aug 19 2026
.Tonight...
Weather.............Partly cloudy.
Sfc winds...........Northeast 5 to 10 knots.
100-ft winds........Northeast 10 to 15 knots.
Sig waves...........1 to 3 feet.
.THURSDAY...
Weather.............Sunny.
Sfc winds...........North 5 to 10 knots.
100-ft winds........North 10 to 15 knots.
Sig waves...........2 feet or less.
.THURSDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........North 5 to 10 knots becoming east after
midnight.
100-ft winds........North 10 to 15 knots becoming east after
midnight.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FRIDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...Showers likely. chance of thunderstorms. chance of
showers. Southeast winds 10 to 15 knots. Waves 3 to 5 feet.
.SUNDAY...Chance of showers. West winds 15 to 20 knots. Waves
6 to 9 feet.
.MONDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ461-200200-
MAFOR 1921/
HURON NORTH 14700 11700 11800 11700 11600. Waves 2 feet or
less.
HURON SOUTH 13100 14800 11100. Waves 2 feet or less.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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