NZUS99 KDTX 220306
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
1106 PM EDT Thu May 21 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, 30.40 inches, will continue to slowly shift eastward
away from the Great Lakes region through Friday. A low pressure
system will track from the Mid-Mississippi Valley northward into
Saturday as northeast winds veer east. This will bring the next
chance for showers and thunderstorms to the area late Friday into
Saturday.
LHZ361-220800-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
1106 PM EDT Thu May 21 2026
.Overnight...
Weather.............Mostly clear.
Sfc winds...........Light and variable winds becoming east 5 to 10
knots after midnight.
100-ft winds........Light and variable winds becoming east 10 to 15
knots after midnight.
Sig waves...........1 to 3 feet.
.FRIDAY...
Weather.............Partly sunny.
Sfc winds...........East 15 to 20 knots.
100-ft winds........East 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 7 feet in the afternoon.
.FRIDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........East 20 to 25 knots.
100-ft winds........East to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 8 feet.
.SATURDAY...
Weather.............Mostly cloudy, then chance of showers in the
afternoon.
Sfc winds...........East to 30 knots.
100-ft winds........East gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 14 feet.
.SATURDAY NIGHT...
Weather.............Mostly cloudy with chance of showers, then
cloudy after midnight.
Sfc winds...........East to 30 knots decreasing to 15 to 20 knots
after midnight.
100-ft winds........East gales to 35 knots decreasing to 20 to 25
knots after midnight.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...Chance of showers in the morning. slight chance of
showers in the afternoon and evening, then chance of showers
after midnight. North winds 5 to 10 knots. Waves 4 to 6 feet.
.MONDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
.TUESDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
$$
LHZ362-363-220800-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
1106 PM EDT Thu May 21 2026
.Overnight...
Weather.............Partly cloudy.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Partly sunny.
Sfc winds...........East 15 to 20 knots.
100-ft winds........East 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 6 feet in the afternoon.
.FRIDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........East 15 to 20 knots.
100-ft winds........East 20 to 25 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 8 feet.
.SATURDAY...
Weather.............Mostly cloudy with chance of showers, then
showers likely in the afternoon.
Sfc winds...........East 20 to 25 knots.
100-ft winds........East to 30 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
.SATURDAY NIGHT...
Weather.............Showers likely, then cloudy after midnight.
Sfc winds...........East 20 to 25 knots decreasing to 10 to 15
knots after midnight.
100-ft winds........East to 30 knots decreasing to 15 to 20 knots
after midnight.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...Chance of showers in the morning. slight chance of
showers in the afternoon and evening, then chance of showers
after midnight. North winds 5 to 10 knots. Waves 4 to 6 feet.
.MONDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
.TUESDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
$$
LHZ462>464-220800-
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 Thu May 21 2026
.Overnight...
Weather.............Partly cloudy.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.
.FRIDAY...
Weather.............Partly sunny.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 5 feet.
.FRIDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........East 15 to 20 knots.
100-ft winds........East 20 to 25 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
.SATURDAY...
Weather.............Showers likely, then showers in the afternoon.
Sfc winds...........East 20 to 25 knots.
100-ft winds........East to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.
.SATURDAY NIGHT...
Weather.............Showers, then cloudy with chance of showers
after midnight.
Sfc winds...........East 20 to 25 knots decreasing to 10 to 15
knots after midnight.
100-ft winds........East to 30 knots decreasing to 15 to 20 knots
after midnight.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...Chance of showers in the morning. slight chance of
showers in the afternoon and evening, then chance of showers
after midnight. North winds 5 to 10 knots. Waves 4 to 6 feet.
.MONDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
.TUESDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
$$
LHZ461-220800-
MAFOR 2203/
HURON NORTH 12100 11200 14210 11210. Waves 2 feet or less
overnight. Waves 1 to 3 feet Friday and Friday evening.
HURON SOUTH 11100 13200 11100 12110 11210. Waves 2 to 4 feet.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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