USCG Sector Detroit Dashboard

General Forecast

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Regional Waves

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through tomorrow
Significant
Occasional (top 10%)

Worded Forecasts

Lake Huron Open Waters

519
FZUS63 KDTX 270744
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
344 AM EDT Thu Aug 27 2026

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...Moderate northwest winds in place through daytime
Thursday following the passage of a cold front. High pressure,
30.20 inches, then expands over the central Great Lakes to close
out the week.

LHZ361-362-271600-
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-
344 AM EDT Thu Aug 27 2026

.TODAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight.
.FRIDAY...North winds 5 to 10 knots backing to the northwest in
the late morning and early afternoon...then veering to the
northwest 5 to 10 knots early in the afternoon. Waves 2 feet or
less.
.FRIDAY NIGHT...North winds 5 to 10 knots early in the evening
becoming light and variable...then becoming southeast 5 to
10 knots after midnight. Waves 2 feet or less.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots late in the afternoon...then decreasing to 5 to 10 knots
late in the evening. A chance of showers late in the evening.
Waves 2 feet or less.
.SUNDAY...South winds 5 to 10 knots backing to the southeast.
Showers likely. A chance of thunderstorms. Waves 1 to 3 feet.
.MONDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and early afternoon...then decreasing to 5 to
10 knots . A chance of showers and thunderstorms early in the
morning...then a chance of showers. Waves 1 to 3 feet.


$$

LHZ363-271600-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
344 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. Waves 1 to 3 feet.
.TONIGHT...North winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 10 knots. Waves 2 feet or less.
.FRIDAY NIGHT...Light and variable winds. Waves 2 feet or less.
.SATURDAY...Southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon. Waves 2 feet or less.
.SUNDAY...South winds 10 to 15 knots becoming southeast 5 to
10 knots by midnight. A chance of showers early in the morning.
Rain showers likely and a chance of thunderstorms. Waves 1 to 3
feet.
.MONDAY...Southeast winds 5 to 10 knots. A chance of showers and
thunderstorms early in the morning...then a chance of showers.
Waves 2 feet or less.


$$

LHZ462>464-271600-
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-
344 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. Waves 1 to 3 feet.
.TONIGHT...North winds 5 to 10 knots increasing to 10 to 15 knots
by midnight...then decreasing to 5 to 10 knots early in the
morning. Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 10 knots. Waves 1 to 3 feet.
.FRIDAY NIGHT...North winds 5 to 10 knots veering to the east by
midnight...then veering to the south after midnight. Waves 2 feet
or less.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots late in the evening. Waves 2 feet or less.
.SUNDAY...South winds 10 to 15 knots decreasing to 5 to 10 knots
by midnight. A chance of showers. A chance of thunderstorms. Rain
showers likely by midnight. Waves 1 to 3 feet.
.MONDAY...South winds 5 to 10 knots. Showers likely and a chance
of thunderstorms early in the morning...then a chance of showers.
Waves 2 feet or less.


$$

LHZ461-271600-
MAFOR 2709/
HURON NORTH 11610 14710 11700 12800. Waves 2 to 4 feet today.
Waves 1 to 3 feet tonight.

HURON SOUTH 11600 12610 11700 11800 11810 11800 11100.
Waves 1 to 3 feet.

$$

TF

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)

Lake St. Clair

159
FZUS63 KDTX 270744
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
344 AM EDT Thu Aug 27 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...Moderate northwest winds in place through daytime
Thursday following the passage of a cold front. High pressure,
30.20 inches, then expands over the central Great Lakes to close
out the week.

LCZ460-271600-
Lake St Clair-
344 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 10 knots veering to the northwest late in
the afternoon. Mostly sunny. Waves 2 feet or less.
.TONIGHT...North winds 5 to 10 knots. Partly cloudy. Waves 2 feet or
less.
.FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 2 feet or
less.
.FRIDAY NIGHT...East winds 5 to 10 knots veering to the south after
midnight. Mostly clear. Waves 2 feet or less.
.SATURDAY...South winds 5 to 10 knots. Mostly sunny in the morning
becoming partly cloudy. Waves 2 feet or less.
.SUNDAY...South winds 10 to 15 knots. Partly cloudy. A chance of
showers. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. Partly cloudy. A chance of
showers. Waves 2 feet or less.

$$

TF

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes

WFO Detroit Nearshore

532
FZUS53 KDTX 270746
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
346 AM EDT Thu Aug 27 2026

For waters within five nautical miles of shore

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.

LHZ422-271600-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. Partly cloudy. A slight chance of
showers in the afternoon. Waves 2 feet or less.
.TONIGHT...North winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. Mostly clear. A slight chance of showers
early in the evening. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the east early in
the afternoon. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots veering to the
south after midnight. Mostly clear. Waves 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ421-271600-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. Partly cloudy. A slight chance of
showers and thunderstorms in the afternoon. Waves 2 feet or less.
.TONIGHT...North winds 10 to 15 knots. Mostly clear. A slight
chance of showers and thunderstorms early in the evening. Waves
2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the east early in
the afternoon. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots veering to the
south after midnight. Mostly clear. Waves 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ441-271600-
Port Austin to Harbor Beach MI-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots late in the afternoon. Partly cloudy. A slight chance of
showers in the afternoon. Waves 2 feet or less.
.TONIGHT...North winds 10 to 15 knots. Partly cloudy. A slight
chance of showers early in the evening. Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.FRIDAY NIGHT...East winds 5 to 10 knots veering to the south
after midnight. Mostly clear. Waves 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ442-271600-
Harbor Beach to Port Sanilac MI-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 10 knots increasing to 10 to 15 knots
late in the morning, then becoming northwest 5 to 10 knots in the
afternoon. Partly cloudy. A slight chance of showers in the
afternoon. Waves 2 feet or less.
.TONIGHT...North winds 5 to 10 knots increasing to 10 to 15 knots
in the late evening and overnight. Partly cloudy. A slight chance
of showers until early morning. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots veering to the
southeast in the late evening and overnight. Mostly clear. Waves
2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ443-271600-
Port Sanilac to Port Huron MI-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 10 knots veering to the north late in
the afternoon. Mostly sunny in the morning, then partly cloudy
with a slight chance of showers in the afternoon. Waves 2 feet or
less.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 10 to
15 knots in the late evening and early morning, then diminishing
to 5 to 10 knots after midnight. Partly cloudy. A slight chance
of showers until early morning. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots veering to the
south after midnight. Mostly clear. Waves 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LEZ444-271600-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
346 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 10 knots. Mostly sunny. Waves 2 feet or
less.
.TONIGHT...Northwest winds 5 to 10 knots veering to the northeast
after midnight. Mostly clear. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the east early in
the afternoon. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Mostly clear.
Waves 2 feet or less.

See Lake Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 72 degrees.

$$

TF

You can obtain your latest National Weather Service forecasts online
a www.weather.gov/greatlakes

Lake Erie Open Waters

417
FZUS61 KCLE 270758
GLFLE

Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
358 AM EDT Thu Aug 27 2026

For waters beyond five nautical miles of shore on Lake Erie

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 crosses the lake this morning, followed by a trailing
surface trough tonight. High pressure of 30.10 inches builds into
the Great Lakes Friday before settling to the Mid-Atlantic region
Sunday. A warm front moves north across Lake Erie Sunday night
ahead of low pressure approaching the western Great Lakes.

LEZ162>164-271415-
Detroit River Lt. to Maumee Bay OH to Reno Beach OH beyond 5NM
offshoreline to US-Canadian border-
Reno Beach to The Islands OH beyond 5NM off shoreline to US-
Canadian border-
The Islands to Vermilion OH beyond 5 nm off shoreline to US-
Canadian border-
358 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 knots or less. Waves 2 feet or less.
.TONIGHT...West winds 10 knots or less becoming northeast 10 to
15 knots. A chance of waterspouts after midnight. Waves 2 feet or
less.
.FRIDAY...Northeast winds 5 to 15 knots becoming east. Waves
2 feet or less.
.FRIDAY NIGHT...East winds 5 to 10 knots becoming south. Waves
1 foot or less.
.SATURDAY...South winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY...Southwest winds around 10 knots. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. A chance of showers
during the day. Waves 1 to 2 feet.

$$

LEZ165>168-271415-
Vermilion to Avon Point OH beyond 5 nm off shoreline to US-
Canadian border-
Avon Point to Willowick OH beyond 5 nm off shoreline to US-
Canadian border-Willowick to Geneva-on-the-
Lake OH beyond 5NM off shoreline to US-Canadian border-Geneva-on-
the-Lake to Conneaut OH beyond 5 nm off shoreline to US-
Canadian border-
358 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 15 knots. A slight chance of showers and
thunderstorms early. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.TONIGHT...West winds 5 to 15 knots becoming northeast. A slight
chance of showers. A chance of waterspouts from late evening on.
Waves 2 feet or less.
.FRIDAY...Northeast winds 5 to 15 knots. Waves 2 feet or less.
.FRIDAY NIGHT...Northeast winds 10 knots or less becoming east.
Waves 1 foot or less.
.SATURDAY...Southwest winds 10 knots or less becoming south.
Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 15 knots. A chance of showers
Sunday night. Waves 1 to 3 feet.
.MONDAY...Southwest winds 5 to 15 knots. A chance of showers
during the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LEZ061-169-271415-
Ripley to Buffalo NY extending from 5NM off shoreline to US-
Canadian border-
Conneaut OH to Ripley NY beyond 5 nm off shoreline to US-
Canadian border-
358 AM EDT Thu Aug 27 2026

.TODAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. A chance of showers with a slight chance of
thunderstorms early, then a slight chance of showers late this
morning. Waves 2 to 4 feet.
.TONIGHT...West winds 5 to 15 knots becoming north. A chance of
waterspouts. A slight chance of showers. Waves 1 to 3 feet.
.FRIDAY...North winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY NIGHT...North winds 10 knots or less becoming east. Waves
1 foot or less.
.SATURDAY...South winds 10 knots or less. Waves 1 foot or less.
.SUNDAY...South winds 5 to 10 knots becoming southwest. A chance
of showers Sunday night. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots. A chance of showers
during the day. Waves 1 to 2 feet.

Winds and waves higher in and near thunderstorms.

$$

LEZ161-271415-
MAFOR 2709/
ERIE WEST 1/3 11610 14600 11600 12110. A chance of waterspouts
overnight. Waves 1 to 3 feet subsiding to 1 foot or less today.
Waves 2 feet or less tonight.

ERIE CENTRAL 1/3 12610 14600 11810 11110. A chance of waterspouts
tonight. A chance of showers early this morning. Waves 2 to 4
feet subsiding to 1 to 3 feet today. Waves 2 feet or less
tonight.

ERIE EAST 1/3 12510 14610 12800. A chance of waterspouts tonight.
A chance of showers early this morning. Waves 2 to 4 feet today.
Waves 1 to 3 feet tonight.

$$

WFO Cleveland Nearshore

230
FZUS51 KCLE 270758
NSHCLE

Nearshore Marine Forecast
National Weather Service Cleveland OH
358 AM EDT Thu Aug 27 2026

For waters within five nautical miles of shore

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.

LEZ142-143-271415-
Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH-
358 AM EDT Thu Aug 27 2026

.TODAY...West winds 10 knots or less becoming northwest. Mostly
sunny. Waves 2 feet or less.
.TONIGHT...West winds 10 knots or less becoming northeast 10 to
15 knots. A chance of waterspouts overnight. Waves 2 feet or
less.
.FRIDAY...Northeast winds 5 to 15 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...East winds 10 knots or less becoming south.
Mostly clear. Waves 1 foot or less.

See Lake Erie open lakes forecast for Saturday through Monday.

The water temperature off Toledo is 74 degrees, off Cleveland 74
degrees, and off Erie 73 degrees.

$$

LEZ144>146-271415-
The Islands to Vermilion OH-Vermilion to Avon Point OH-
Avon Point to Willowick OH-
358 AM EDT Thu Aug 27 2026

.TODAY...West winds 5 to 15 knots becoming northwest. Mostly
sunny. Waves 2 feet or less.
.TONIGHT...West winds 10 knots or less becoming northeast 10 to
15 knots. A chance of waterspouts overnight. Waves 2 feet or
less.
.FRIDAY...Northeast winds 10 to 15 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Northeast winds 10 knots or less becoming
southeast. Mostly clear. Waves 1 foot or less.

See Lake Erie open lakes forecast for Saturday through Monday.

The water temperature off Toledo is 74 degrees, off Cleveland 74
degrees, and off Erie 73 degrees.

$$

LEZ147>149-271415-
Willowick to Geneva-on-the Lake OH-Geneva-on-the-
Lake to Conneaut OH-Conneaut OH to Ripley NY-
358 AM EDT Thu Aug 27 2026

.TODAY...Southwest winds 5 to 15 knots becoming west. A slight
chance of showers and thunderstorms early, then a slight chance
of showers late this morning. Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 10 knots becoming north. A chance of
waterspouts. A slight chance of showers. Waves 1 to 3 feet
subsiding to 1 foot or less.
.FRIDAY...North winds 5 to 15 knots. Partly sunny in the morning,
then clearing. Waves 2 feet or less.
.FRIDAY NIGHT...North winds 10 knots or less becoming east.
Mostly clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

See Lake Erie open lakes forecast for Saturday through Monday.

The water temperature off Toledo is 74 degrees, off Cleveland 74
degrees, and off Erie 73 degrees.

$$