NZUS99 KDTX 200306
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
1106 PM EDT Sun Jul 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 influence wanes across the central Great Lakes today
with dry initial conditions, then a cold front passes through
tonight into Tuesday. This leads to periods of showers and
thunderstorms. Wet weather could persist on Tuesday before high
pressure from Alberta/Manitoba builds in by Tuesday evening with a
drying effect.
LHZ361-200800-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
1106 PM EDT Sun Jul 19 2026
.Overnight...
Weather.............Partly cloudy with patchy smoke.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........1 to 3 feet.
.MONDAY...
Weather.............Partly sunny with patchy smoke.
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 7 feet in the afternoon.
.MONDAY NIGHT...
Weather.............Showers likely with possible thunderstorms and
smoke, then showers with a chance of
thunderstorms after midnight.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
.TUESDAY...
Weather.............Partly sunny.
Sfc winds...........Southwest 15 to 20 knots increasing to west to
30 knots in the afternoon.
100-ft winds........Southwest 20 to 25 knots increasing to west
gales to 35 knots in the afternoon.
Sig waves...........4 to 6 feet building to 6 to 9 feet in the
afternoon.
Ocnl waves..........Around 8 feet building to around 12 feet in the
afternoon.
.TUESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northwest to 30 knots.
100-ft winds........Northwest gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 14 feet.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Breezy. Chance of showers in the morning. Northwest
winds 20 to 25 knots. Waves 8 to 12 feet.
.THURSDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
.FRIDAY...South winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ362-363-200800-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
1106 PM EDT Sun Jul 19 2026
.Overnight...
Weather.............Partly cloudy.
Sfc winds...........Southeast 5 to 10 knots becoming south after
midnight.
100-ft winds........Southeast 10 to 15 knots becoming south after
midnight.
Sig waves...........1 to 3 feet.
.MONDAY...
Weather.............Mostly sunny, then patchy smoke in the
afternoon.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet building to 5 to 7 feet in the
afternoon.
Ocnl waves..........Around 9 feet in the afternoon.
.MONDAY NIGHT...
Weather.............Mostly cloudy with chance of showers,
thunderstorms and patchy smoke.
Sfc winds...........South to 30 knots.
100-ft winds........South gales to 35 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.
.TUESDAY...
Weather.............Mostly sunny with chance of showers.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 12 feet.
.TUESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northwest gales to 35 knots decreasing to 30
knots after midnight.
100-ft winds........Northwest gales to 45 knots decreasing to 35
knots after midnight.
Sig waves...........10 to 14 feet.
Ocnl waves..........Around 17 feet.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Breezy. Chance of showers in the morning. Northwest
winds 20 to 25 knots. Waves 8 to 12 feet.
.THURSDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
.FRIDAY...South winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ462>464-200800-
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-
1106 PM EDT Sun Jul 19 2026
.Overnight...
Weather.............Partly cloudy.
Sfc winds...........Light and variable winds.
100-ft winds........Light and variable winds.
Sig waves...........1 to 3 feet.
.MONDAY...
Weather.............Mostly sunny with patchy smoke.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
.MONDAY NIGHT...
Weather.............Mostly cloudy with patchy smoke, then mostly
cloudy with chance of showers, thunderstorms
and patchy smoke after midnight.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
.TUESDAY...
Weather.............Partly sunny with chance of showers, then
mostly sunny with chance of showers and
thunderstorms in the afternoon.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
.TUESDAY NIGHT...
Weather.............Mostly cloudy with chance of showers and
thunderstorms, then mostly cloudy after
midnight.
Sfc winds...........Northwest to 30 knots.
100-ft winds........Northwest gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 14 feet.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Breezy. Chance of showers in the morning. Northwest
winds 20 to 25 knots. Waves 8 to 12 feet.
.THURSDAY...West winds 10 to 15 knots. Waves 3 to 5 feet.
.FRIDAY...South winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ461-200800-
MAFOR 2003/
HURON NORTH 13500 11410 11420 12430 11436. A chance of
thunderstorms Monday evening. Waves 2 feet or less overnight.
Waves 1 to 3 feet building to 4 to 6 feet. Occasional wave height
around 8 feet Monday. Waves 5 to 7 feet. Occasional wave height
around 10 feet Monday evening.
HURON SOUTH 14500 13410 11420. Waves 2 feet or less overnight.
Waves 2 feet or less building to 1 to 3 feet Monday. Waves 2 to 4
feet Monday evening.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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