NZUS99 KDTX 192106
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
506 PM EDT Tue May 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...A cold front sweeps across the region this evening, veering winds
from southwest to northwest. Strong to severe thunderstorms will be
possible ahead of this cold front. High pressure, 30.50 inches, then
builds in mid-week.
LHZ361-200200-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
506 PM EDT Tue May 19 2026
.Tonight...
Weather.............Mostly cloudy with isolated showers, then
partly 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.
.WEDNESDAY...
Weather.............Mostly sunny.
Sfc winds...........Northwest to 30 knots decreasing to 15 to 20
knots in the afternoon.
100-ft winds........Northwest gales to 35 knots decreasing to 20 to
25 knots in the afternoon.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 10 feet.
.WEDNESDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northwest 15 to 20 knots.
100-ft winds........Northwest 20 to 25 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.
.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 5 to 10 knots becoming east 10 to 15
knots in the afternoon.
100-ft winds........Northeast 10 to 15 knots becoming east 15 to 20
knots in the afternoon.
Sig waves...........2 to 4 feet.
.THURSDAY NIGHT...
Weather.............Partly cloudy.
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...
.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Showers likely in the morning. chance of showers.
East winds 15 to 20 knots. Waves 6 to 9 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 3 to
5 feet.
$$
LHZ362-363-462-200200-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
506 PM EDT Tue May 19 2026
.Tonight...
Weather.............Mostly cloudy with isolated showers, then
mostly cloudy after midnight.
Sfc winds...........Southwest 20 to 25 knots becoming northwest
after midnight.
100-ft winds........Southwest to 30 knots becoming northwest after
midnight.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.
.WEDNESDAY...
Weather.............Mostly sunny.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 12 feet.
.WEDNESDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........North 15 to 20 knots.
100-ft winds........North 20 to 25 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the morning.
.THURSDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Showers likely in the morning. chance of showers.
East winds 15 to 20 knots. Waves 6 to 9 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 3 to
5 feet.
$$
LHZ463-464-200200-
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 Tue May 19 2026
.Tonight...
Weather.............Mostly cloudy with scattered showers and
thunderstorms, then mostly cloudy after
midnight.
Sfc winds...........Southwest 15 to 20 knots becoming northwest
after midnight.
100-ft winds........Southwest 20 to 25 knots becoming northwest
after midnight.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.
.WEDNESDAY...
Weather.............Partly sunny.
Sfc winds...........North 15 to 20 knots.
100-ft winds........North 20 to 25 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........North 10 to 15 knots.
100-ft winds........North 15 to 20 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.
.THURSDAY...
Weather.............Mostly sunny.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
.THURSDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northeast 15 to 20 knots.
100-ft winds........Northeast 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 6 to 9 feet.
.SATURDAY...Showers likely in the morning. chance of showers.
East winds 15 to 20 knots. Waves 6 to 9 feet.
.SUNDAY...Chance of showers. East winds 5 to 10 knots. Waves 3 to
5 feet.
$$
LHZ461-200200-
MAFOR 1921/
HURON NORTH 11620 19626 14730 11730 12720. Waves 3 to 5 feet
building to 5 to 7 feet. Occasional wave height around 10 feet
tonight. Waves 5 to 7 feet. Occasional wave height around 10 feet
Wednesday.
HURON SOUTH 11520 19526 11620 11720 12710 12720 11820. Waves
3 to 5 feet tonight. Waves 4 to 6 feet. Occasional wave height
around 8 feet Wednesday.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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