NZUS99 KDTX 181506
GLFLHT
Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
1006 AM EST Tue Nov 18 2025
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, 29.90 inches, will track across the Ohio Valley today
while high pressure of 30.20 inches holds across the northern Great
Lakes. This high will sustain dry conditions and light winds across
Lake Huron. The high will expand south across Lower Michigan on
Wednesday and drift east of the region by Thursday. Deepening low
pressure over northern Ontario Thursday will drive a weak cold front
across the region Thursday night.
LHZ361-362-182100-
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-
1006 AM EST Tue Nov 18 2025
.This Afternoon...
Weather.............Partly sunny.
Sfc winds...........North 5 to 10 knots becoming northwest in the
afternoon.
100-ft winds........North 10 to 15 knots becoming northwest in the
afternoon.
Sig waves...........2 to 4 feet.
.TONIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northwest 5 to 10 knots.
100-ft winds........Northwest 10 to 15 knots.
Sig waves...........1 to 3 feet.
.WEDNESDAY...
Weather.............Partly sunny.
Sfc winds...........West 5 to 10 knots becoming southwest in the
afternoon.
100-ft winds........West 10 to 15 knots becoming southwest in the
afternoon.
Sig waves...........1 to 3 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Southwest 5 to 10 knots.
100-ft winds........Southwest 10 to 15 knots.
Sig waves...........1 to 3 feet.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...Chance of rain in the afternoon. rain likely in the
evening, then chance of rain after midnight. Southwest winds
10 to 15 knots. Waves 4 to 6 feet.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 4 to 6 feet.
.SATURDAY...West winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ363-462>464-182100-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
1006 AM EST Tue Nov 18 2025
.This Afternoon...
Weather.............Partly sunny.
Sfc winds...........West 5 to 10 knots late in the morning becoming
light and variable.
100-ft winds........West 10 to 15 knots late in the morning
becoming light and variable.
Sig waves...........2 to 4 feet.
.TONIGHT...
Weather.............Mostly cloudy.
Sfc winds...........North 5 to 10 knots.
100-ft winds........North 10 to 15 knots.
Sig waves...........1 to 3 feet.
.WEDNESDAY...
Weather.............Mostly sunny.
Sfc winds...........North 5 to 10 knots in the morning becoming
light and variable.
100-ft winds........North 10 to 15 knots in the morning becoming
light and variable.
Sig waves...........1 to 3 feet.
.WEDNESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Light and variable winds becoming south 5 to 10
knots after midnight.
100-ft winds........Light and variable winds becoming south 10 to
15 knots after midnight.
Sig waves...........2 feet or less.
.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...Chance of rain in the afternoon. rain likely in the
evening, then chance of rain after midnight. Southwest winds
10 to 15 knots. Waves 4 to 6 feet.
.FRIDAY...Southwest winds 10 to 15 knots. Waves 4 to 6 feet.
.SATURDAY...West winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ461-182100-
MAFOR 1816/
HURON NORTH 11800 14700 12800 11700. Waves 2 feet or less.
HURON SOUTH 12700 15800. Waves 2 feet or less.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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