National Weather Service United States Department of Commerce

 

NZUS99 KDTX 172105
GLFLHT

Experimental Tabular Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
505 PM EDT Tue Oct 17 2017

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, 30.20 inches, will build into the Great Lakes
region as it slowly tracks east across Ohio River Valley through
midweek.

LHZ361-180200-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
505 PM EDT Tue Oct 17 2017

.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........3 to 5 feet / 1-2 meters / subsiding to 2 to 4
                              feet / around 1 meter / after midnight.
Ocnl waves..........Around 6 feet / 2 meters / in the evening.

.WEDNESDAY...
Weather.............Sunny.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet / around 1 meter /.
Ocnl waves..........Around 5 feet / 2 meters /.

.WEDNESDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........5 to 7 feet / around 2 meters /.
Ocnl waves..........Around 9 feet / 3 meters /.

.THURSDAY...
Weather.............Sunny.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........4 to 6 feet / 1-2 meters /.
Ocnl waves..........Around 8 feet / 3 meters /.

.THURSDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 15 to 20 knots decreasing to 5 to 10 knots
                              after midnight.
100-ft winds........West 20 to 25 knots decreasing to 10 to 15
                              knots after midnight.
Sig waves...........4 to 6 feet / 1-2 meters / subsiding to 2 to 4
                              feet / around 1 meter / after midnight.
Ocnl waves..........Around 8 feet / 3 meters / subsiding to around
                              5 feet / 2 meters / after midnight.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Northwest winds 10 to 15 knots. Waves 3 to 5 feet /
1-2 meters /.
.SATURDAY...Chance of showers after midnight. South winds 15 to
20 knots. Waves 5 to 7 feet / around 2 meters /.
.SUNDAY...Chance of showers. South winds 15 to 20 knots. Waves
5 to 7 feet / around 2 meters /.

$$

LHZ362-363-180200-
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-
505 PM EDT Tue Oct 17 2017

.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........4 to 6 feet / 1-2 meters /.
Ocnl waves..........Around 7 feet / 2 meters /.

.WEDNESDAY...
Weather.............Sunny.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........6 to 9 feet / 2-3 meters /.
Ocnl waves..........Around 10 feet / 3 meters /.

.WEDNESDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........Southwest to 30 knots.
100-ft winds........Southwest gales to 35 knots.
Sig waves...........8 to 12 feet / around 3 meters /.
Ocnl waves..........Around 14 feet / 5 meters /.

.THURSDAY...
Weather.............Sunny.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........8 to 12 feet / around 3 meters / subsiding to 5
                              to 7 feet / around 2 meters / in the afternoon.
Ocnl waves..........Around 13 feet / 4 meters / subsiding to around
                              9 feet / 3 meters / in the afternoon.

.THURSDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........4 to 6 feet / 1-2 meters /.
Ocnl waves..........Around 7 feet / 2 meters /.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Northwest winds 10 to 15 knots. Waves 3 to 5 feet /
1-2 meters /.
.SATURDAY...Chance of showers after midnight. South winds 15 to
20 knots. Waves 5 to 7 feet / around 2 meters /.
.SUNDAY...Chance of showers. South winds 15 to 20 knots. Waves
5 to 7 feet / around 2 meters /.

$$

LHZ462>464-180200-
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-
505 PM EDT Tue Oct 17 2017

.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 / 1-2 meters /.
Ocnl waves..........Around 7 feet / 2 meters /.

.WEDNESDAY...
Weather.............Sunny.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........3 to 5 feet / 1-2 meters /.
Ocnl waves..........Around 7 feet / 2 meters /.

.WEDNESDAY NIGHT...
Weather.............Clear.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........6 to 9 feet / 2-3 meters /.
Ocnl waves..........Around 10 feet / 3 meters /.

.THURSDAY...
Weather.............Sunny.
Sfc winds...........Southwest 20 to 25 knots decreasing to 10 to 15
                              knots in the afternoon.
100-ft winds........Southwest to 30 knots decreasing to 15 to 20
                              knots in the afternoon.
Sig waves...........4 to 6 feet / 1-2 meters /.
Ocnl waves..........Around 8 feet / 3 meters /.

.THURSDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 to 4 feet / around 1 meter /.


.FORECAST DAYS 3 THROUGH 5...

.FRIDAY...Northwest winds 10 to 15 knots. Waves 3 to 5 feet /
1-2 meters /.
.SATURDAY...Chance of showers after midnight. South winds 15 to
20 knots. Waves 5 to 7 feet / around 2 meters /.
.SUNDAY...Chance of showers. South winds 15 to 20 knots. Waves
5 to 7 feet / around 2 meters /.

$$

LHZ461-180200-
MAFOR 1721/
HURON NORTH 11610 11600 12500 11510 12520 11420. Waves 2 to
4 feet subsiding to 2 feet or less tonight. Waves 2 to 4 feet
building to 5 to 7 feet. Occasional wave height around 10 feet
Wednesday. 220204.

HURON SOUTH 11620 11610 11520 11510 13520 11420. Waves 3 to
5 feet. 210406 210204.

$$

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Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftable (all lower case)

Graphical marine forecasts are available online at
weather.gov/greatlakes (all lower case)

 

Occasional waves will only be displayed when values meet or exceed 5 feet / 2 meters.

 

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