National Weather Service United States Department of Commerce

Current Regional Radar

Current Hazards

 

 

Current Forecast


755
FZUS63 KDTX 221432
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
932 AM EST Sat Nov 22 2025

For waters beyond five nautical miles off shore on Lake Huron

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, 30.10 inches, overspreads the Central
Great Lakes today. Low pressure tracking through central Ontario
will drag a cold front across the region tonight. Northwest wind
gusts behind the front Sunday morning will reach into the 20 to 30
knot range.

LHZ361-362-222245-
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-
932 AM EST Sat Nov 22 2025

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
AFTERNOON...

.REST OF TODAY...West winds 5 to 10 knots backing to the
southwest in the afternoon. A chance of rain in the afternoon.
Waves 1 to 3 feet.
.TONIGHT...South winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and overnight. Rain likely and a
chance of snow in the evening...then a chance of rain after
midnight. Waves 1 to 3 feet building to 5 to 7 feet. Waves
occasionally around 10 feet.
.SUNDAY...Northwest winds 20 to 25 knots with gusts to 35 knot
gales. Waves 8 to 12 feet. Waves occasionally around 15 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots becoming west 5 to
10 knots. Waves 6 to 9 feet subsiding to 2 to 4 feet after
midnight. Waves occasionally around 12 feet.
.MONDAY...South winds 10 to 15 knots. Rain likely late in the
evening. Waves 1 to 3 feet building to 2 to 4 feet.
.TUESDAY...South winds 10 to 15 knots. Rain early in the
morning...then rain likely until early morning. Waves 3 to
5 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming west at
35 knot gales. A chance of rain until afternoon. Snow likely.
Rain likely early in the evening. Waves 6 to 9 feet building to
12 to 16 feet. Waves occasionally around 20 feet. A gale warning
may be needed.


$$

LHZ363-462>464-222245-
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-
932 AM EST Sat Nov 22 2025

.REST OF TODAY...West winds 5 to 10 knots backing to the
southwest late in the afternoon. Waves 2 to 4 feet subsiding to
1 to 3 feet in the afternoon.
.TONIGHT...Southwest winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. A chance of rain in
the evening. Waves 1 to 3 feet building to 4 to 6 feet in the
late evening and overnight. Waves occasionally around 8 feet.
.SUNDAY...West winds 20 to 25 knots. Gusts to 30 knots in the
late morning and afternoon. Waves 8 to 12 feet. Waves
occasionally around 15 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots becoming west 5 to
10 knots. Waves 6 to 9 feet subsiding to 2 to 4 feet after
midnight. Waves occasionally around 12 feet.
.MONDAY...Southwest winds 10 to 15 knots becoming south 15 to
20 knots late in the morning...then decreasing to 10 to 15 knots
late in the evening. A chance of rain late in the evening. Waves
1 to 3 feet building to 2 to 4 feet.
.TUESDAY...South winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and early morning. Rain early in the
morning...then rain likely early in the evening. A chance of rain
in the late evening and early morning. Waves 3 to 5 feet.
.WEDNESDAY...Southwest winds 20 to 25 knots becoming west at
35 knot gales with gusts to 40 knot gales. A chance of rain. A
chance of snow until early morning. Waves 6 to 9 feet building to
12 to 16 feet. Waves occasionally around 20 feet. A gale warning
may be needed.


$$

LHZ461-222245-
MAFOR 2216/
HURON NORTH...Gale Warning in effect...11700 11600 11516
11426 11526 11520 11630 11730. Waves 2 feet or less this
afternoon. Waves 2 feet or less building to 3 to 5 feet tonight.
Waves 6 to 9 feet. Occasional wave height around 12 feet Sunday
morning.

HURON SOUTH 11700 11600 12510 12520 11620 11730. A chance of
rain tonight. Waves 1 to 3 feet this afternoon. Waves 2 feet or
less building to 2 to 4 feet...THEN building to 4 to 6 feet.
Occasional wave height around 8 feet tonight. Waves 5 to 7 feet.
Occasional wave height around 9 feet Sunday morning.

$$

KGK

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)


Forecast Time Series for Southern Lake Huron

Wind Speed Possibilities

 

Wind Direction and Speed Possibilities

Forecast hourly 18 hours - 3 hourly to 36 hours

 

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f24

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f30

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f36

 

 

Wind Gust Possibilities

 

Gust Direction and Speed Possibilities

Forecast hourly 18 hours - 3 hourly to 36 hours

 

f01

f02

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(click to enlarge)

Wave Heights

Now-15 hours

Significant

Occasional

(top 10%)

Wave Heights

18-60 hours

Significant

Occasional

(top 10%)

Wave Height Frequency Distribution

Significant Wave Probabilities

Water Level

St Clair River Currents

 

 

General Forecast Time Series Days 3-7

(click to enlarge)

 

Prototype: Under Development: Not to be relied on for Operational Decision Making.