NZUS99 KDTX 120906
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 AM EDT Tue May 12 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 departs and washes out across New England this morning
which will support southeast flow. Low pressure, 29.70 inches, then
enters lower Michigan tonight, bringing stronger winds along with
showers and thunderstorms.
LHZ361-362-121400-
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-
506 AM EDT Tue May 12 2026
.Today...
Weather.............Partly sunny, then showers in the afternoon.
Sfc winds...........South 10 to 15 knots increasing to southeast 20
to 25 knots in the afternoon.
100-ft winds........South 15 to 20 knots increasing to southeast to
30 knots in the afternoon.
Sig waves...........2 to 4 feet building to 5 to 7 feet in the
afternoon.
Ocnl waves..........Around 8 feet in the afternoon.
.TONIGHT...
Weather.............Showers, then mostly cloudy with chance of
showers after midnight.
Sfc winds...........Southeast to 30 knots.
100-ft winds........Southeast gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 15 feet.
.WEDNESDAY...
Weather.............Mostly cloudy with chance of showers.
Sfc winds...........North 15 to 20 knots becoming northwest 20 to
25 knots in the afternoon.
100-ft winds........North 20 to 25 knots becoming northwest to 30
knots in the afternoon.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 10 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy with chance of showers, then
mostly cloudy after midnight.
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.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...North winds 10 to 15 knots. Waves 4 to 6 feet.
.FRIDAY...Chance of showers after midnight. South winds 10 to
15 knots. Waves 3 to 5 feet.
.SATURDAY...Chance of showers in the morning. South winds 15 to
20 knots. Waves 4 to 6 feet.
$$
LHZ363-462>464-121400-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
506 AM EDT Tue May 12 2026
.Today...
Weather.............Mostly sunny, then mostly cloudy with showers
in the afternoon.
Sfc winds...........Southeast 5 to 10 knots increasing to 15 to 20
knots in the afternoon.
100-ft winds........Southeast 10 to 15 knots increasing to 20 to 25
knots in the afternoon.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 7 feet in the afternoon.
.TONIGHT...
Weather.............Showers with a chance of thunderstorms, then
mostly cloudy with a slight chance of showers
and thunderstorms after midnight.
Sfc winds...........Southeast 20 to 25 knots.
100-ft winds........Southeast to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.
.WEDNESDAY...
Weather.............Mostly cloudy, then chance of showers in the
afternoon.
Sfc winds...........Southwest 15 to 20 knots becoming northwest 20
to 25 knots in the afternoon.
100-ft winds........Southwest 20 to 25 knots becoming northwest to
30 knots in the afternoon.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.
.WEDNESDAY NIGHT...
Weather.............Cloudy with chance of showers, then mostly
cloudy after midnight.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...North winds 10 to 15 knots. Waves 4 to 6 feet.
.FRIDAY...Chance of showers after midnight. South winds 10 to
15 knots. Waves 3 to 5 feet.
.SATURDAY...Chance of showers in the morning. South winds 15 to
20 knots. Waves 4 to 6 feet.
$$
LHZ461-121400-
MAFOR 1209/
HURON NORTH 12400 11320 11326 13336 11330. Waves 2 feet or
less building to 1 to 3 feet...THEN building to 3 to 5 feet
today. Waves 5 to 7 feet. Occasional wave height around 9 feet
tonight.
HURON SOUTH 11300 11400 11410 11316 12326 11426 11420. A
chance of thunderstorms this evening. Waves 2 feet or less
building to 1 to 3 feet today. Waves 3 to 5 feet tonight.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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