NZUS99 KDTX 070906
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 AM EDT Tue Apr 7 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...Low pressure, 30.00 inches, drags a cold front across the Great
Lakes tonight. A brief period of gale force gusts will be possible
late this evening before high pressure, 30.60 inches, ensures calmer
conditions Tuesday. Unsettled weather returns mid-week with gusty
winds and rain expected.
LHZ361-362-071400-
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 Apr 7 2026
.Today...
Weather.............Mostly sunny.
Sfc winds...........North 15 to 20 knots becoming west 10 to 15
knots in the afternoon.
100-ft winds........North 20 to 25 knots becoming west 15 to 20
knots in the afternoon.
Sig waves...........8 to 12 feet subsiding to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 14 feet subsiding to around 6 feet in
the afternoon.
.TONIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots becoming south 15 to 20
knots after midnight.
100-ft winds........West 15 to 20 knots becoming south 20 to 25
knots after midnight.
Sig waves...........2 to 4 feet building to 3 to 5 feet after
midnight.
Ocnl waves..........Around 6 feet after midnight.
.WEDNESDAY...
Weather.............Mostly sunny with chance of snow, then mostly
cloudy with chance of snow in the afternoon.
Sfc winds...........South to 30 knots.
100-ft winds........South gales to 35 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 12 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy, then rain likely after midnight.
Sfc winds...........South to 30 knots.
100-ft winds........South gales to 35 knots.
Sig waves...........10 to 14 feet.
Ocnl waves..........Around 17 feet.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...Chance of rain. chance of rain after midnight. South
winds 10 to 15 knots. Waves 6 to 9 feet.
.FRIDAY...Chance of rain. Northeast winds 5 to 10 knots. Waves
2 to 4 feet.
.SATURDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ363-462-071400-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
506 AM EDT Tue Apr 7 2026
.Today...
Weather.............Mostly sunny.
Sfc winds...........North 20 to 25 knots decreasing to 5 to 10
knots in the afternoon.
100-ft winds........North to 30 knots decreasing to 10 to 15 knots
in the afternoon.
Sig waves...........10 to 14 feet subsiding to 6 to 9 feet in the
afternoon.
Ocnl waves..........Around 18 feet subsiding to around 10 feet in
the afternoon.
.TONIGHT...
Weather.............Mostly clear.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet after
midnight.
Ocnl waves..........Around 5 feet building to around 6 feet after
midnight.
.WEDNESDAY...
Weather.............Mostly sunny.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy, then chance of rain after
midnight.
Sfc winds...........South to 30 knots.
100-ft winds........South gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 14 feet.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...Chance of rain. chance of rain after midnight. South
winds 10 to 15 knots. Waves 6 to 9 feet.
.FRIDAY...Chance of rain. Northeast winds 5 to 10 knots. Waves
2 to 4 feet.
.SATURDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ463-464-071400-
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 Apr 7 2026
.Today...
Weather.............Partly sunny.
Sfc winds...........Northwest to 30 knots becoming north 10 to 15
knots in the afternoon.
100-ft winds........Northwest gales to 35 knots becoming north 15
to 20 knots in the afternoon.
Sig waves...........12 to 16 feet subsiding to 6 to 9 feet in the
afternoon.
Ocnl waves..........Around 19 feet subsiding to around 11 feet in
the afternoon.
.TONIGHT...
Weather.............Mostly clear.
Sfc winds...........Northeast 5 to 10 knots becoming south 10 to 15
knots after midnight.
100-ft winds........Northeast 10 to 15 knots becoming south 15 to
20 knots after midnight.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet after
midnight.
Ocnl waves..........Around 5 feet in the evening.
.WEDNESDAY...
Weather.............Mostly sunny.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.
.WEDNESDAY NIGHT...
Weather.............Partly cloudy.
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.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...Chance of rain. chance of rain after midnight. South
winds 10 to 15 knots. Waves 6 to 9 feet.
.FRIDAY...Chance of rain. Northeast winds 5 to 10 knots. Waves
2 to 4 feet.
.SATURDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
$$
LHZ461-071400-
MAFOR 0709/
HURON NORTH 11830 11810 11710 12610 11500 12410. Waves 5 to
7 feet subsiding to 3 to 5 feet...THEN subsiding to 1 to 3 feet.
Occasional wave height around 10 feet today. Waves 1 to 3 feet
tonight.
HURON SOUTH 11830 11820 11710 11700 11200 11400 12410.
Waves 8 to 12 feet subsiding to 4 to 6 feet...THEN subsiding to 2
to 4 feet. Occasional wave height around 15 feet today. Waves 1
to 3 feet tonight.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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