NZUS99 KDTX 182106
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 PM EDT Sun Oct 18 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...A ridge of high pressure over the Mid-Atlantic produces gusty
southwesterly winds through the evening as deep low pressure tracks
across Hudson Bay. The high pressure then drifts into the Great
Lakes and stalls through the middle of the week.
LHZ361-190200-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
506 PM EDT Sun Oct 18 2026
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.
.MONDAY...
Weather.............Mostly sunny.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the morning.
.MONDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........West 5 to 10 knots becoming northeast 10 to 15
knots after midnight.
100-ft winds........West 10 to 15 knots becoming northeast 15 to 20
knots after midnight.
Sig waves...........1 to 3 feet.
.TUESDAY...
Weather.............Mostly sunny.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
.TUESDAY NIGHT...
Weather.............Mostly clear.
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...
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 2 to 4 feet.
.THURSDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
.FRIDAY...Northeast winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ362-363-190200-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
506 PM EDT Sun Oct 18 2026
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southwest to 30 knots.
100-ft winds........Southwest gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
.MONDAY...
Weather.............Mostly sunny.
Sfc winds...........Southwest 15 to 20 knots decreasing to 5 to 10
knots in the afternoon.
100-ft winds........Southwest 20 to 25 knots decreasing to 10 to 15
knots in the afternoon.
Sig waves...........4 to 6 feet subsiding to 2 to 4 feet in the
afternoon.
Ocnl waves..........Around 8 feet subsiding to around 5 feet in the
afternoon.
.MONDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Light and variable winds becoming northeast 5
to 10 knots after midnight.
100-ft winds........Light and variable winds becoming northeast 10
to 15 knots after midnight.
Sig waves...........2 to 4 feet.
.TUESDAY...
Weather.............Mostly sunny.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
.TUESDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........East 5 to 10 knots.
100-ft winds........East 10 to 15 knots.
Sig waves...........2 to 4 feet.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 2 to 4 feet.
.THURSDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
.FRIDAY...Northeast winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ462>464-190200-
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 Sun Oct 18 2026
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 8 feet.
.MONDAY...
Weather.............Sunny.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet in the
afternoon.
Ocnl waves..........Around 5 feet in the morning.
.MONDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Light and variable winds becoming northeast 5
to 10 knots after midnight.
100-ft winds........Light and variable winds becoming northeast 10
to 15 knots after midnight.
Sig waves...........1 to 3 feet.
.TUESDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.TUESDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........North 5 to 10 knots becoming east 10 to 15
knots after midnight.
100-ft winds........North 10 to 15 knots becoming east 15 to 20
knots after midnight.
Sig waves...........2 to 4 feet.
.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves 2 to 4 feet.
.THURSDAY...North winds 5 to 10 knots. Waves 2 to 4 feet.
.FRIDAY...Northeast winds 10 to 15 knots. Waves 3 to 5 feet.
$$
LHZ461-190200-
MAFOR 1821/
HURON NORTH 14520 12510 12600. Waves 4 to 6 feet tonight. Waves
2 to 4 feet subsiding to 2 feet or less. Occasional wave height
around 8 feet Monday.
HURON SOUTH 13530 11520 13510 11600. Waves 4 to 6 feet
tonight. Waves 2 to 4 feet subsiding to 2 feet or less.
Occasional wave height around 8 feet Monday.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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