Great Lakes Forecast
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FZUS63 KDTX 190848
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
348 AM EST Mon Feb 19 2018

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...Low pressure of 29.90 inches will weaken as it tracks
near Lake Superior this morning, drawing a warm front north to near
Saginaw Bay by this evening. A second low pressure system averaging
29.70 inches will then push from eastern Iowa into central Michigan
from tonight into Tuesday, pushing this front further north. As this
low passes to the east, a trailing cold front will then drop through
the area Tuesday night into Wednesday. High pressure will then build
into the region through the middle of the week.

LHZ361-192115-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
348 AM EST Mon Feb 19 2018

.TODAY...South winds 5 to 10 knots early in the morning becoming
light and variable. A chance of showers early in the afternoon.
Showers and a chance of snow showers late in the afternoon. Waves
2 feet or less.
.TONIGHT...Northeast winds 10 to 15 knots becoming east 15 to
20 knots in the late evening and overnight. A chance of snow
showers and freezing rain early in the evening. Showers in the
evening. Freezing rain in the late evening and overnight. Waves
2 feet or less building to 2 to 4 feet in the late evening and
overnight.
.TUESDAY...East winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon. Freezing rain likely. Showers likely in
the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet in the
late morning and afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots becoming west
10 to 15 knots in the late evening and early morning...then
becoming northwest 15 to 20 knots after midnight. Showers likely
until early morning. Waves 2 feet or less building to 2 to 4 feet
after midnight.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 5 to
10 knots late in the afternoon. Waves 3 to 5 feet subsiding to
1 to 3 feet late in the afternoon.
.THURSDAY...Light and variable winds becoming east 5 to 10 knots
until early morning. A chance of snow showers after midnight.
Waves 2 feet or less.
.FRIDAY...East winds 5 to 10 knots backing to the northeast in
the late evening and early morning. A chance of snow showers
until afternoon. A chance of snow showers after midnight. Waves
2 feet or less.

Wave heights are for ice free areas.

$$

LHZ362-363-192115-
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-
348 AM EST Mon Feb 19 2018

.TODAY...South winds 10 to 15 knots decreasing to 5 to 10 knots
early in the afternoon...then becoming light and variable late in
the afternoon. A chance of showers early in the afternoon.
Showers and a chance of snow showers late in the afternoon. Waves
6 to 9 feet subsiding to 1 to 3 feet. Waves occasionally around
12 feet.
.TONIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots
in the late evening and overnight. Showers. Freezing rain after
midnight. Waves 1 to 3 feet building to 4 to 6 feet. Waves
occasionally around 8 feet.
.TUESDAY...East winds 10 to 15 knots veering to the south early
in the afternoon. Areas of fog. Freezing rain likely until late
afternoon. Showers. Waves 4 to 6 feet subsiding to 2 to 4 feet
early in the afternoon. Waves occasionally around 8 feet.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots becoming west
15 to 20 knots after midnight. Areas of fog early in the evening.
Showers. A chance of freezing rain early in the morning. Waves
3 to 5 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots with gusts to
30 knots becoming north 10 to 15 knots late in the afternoon.
Showers likely and a chance of snow showers early in the morning.
A chance of showers early in the morning. Waves 4 to 6 feet.
Waves occasionally around 8 feet.
.THURSDAY...Northeast winds 5 to 10 knots becoming east 10 to
15 knots in the late evening and early morning. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.FRIDAY...East winds 10 to 15 knots becoming southeast 5 to
10 knots in the late morning and early afternoon...then veering
to the south early in the evening veering to the northwest in the
late evening and early morning. A chance of snow showers. A
chance of showers in the afternoon and evening...then a chance of
snow showers and showers after midnight. Waves 2 feet or less.

Wave heights are for ice free areas.

$$

LHZ462>464-192115-
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-
348 AM EST Mon Feb 19 2018

.TODAY...South winds 10 to 15 knots decreasing to 5 to 10 knots
in the afternoon. A chance of showers early in the afternoon.
Showers late in the afternoon. Waves 3 to 5 feet subsiding to
2 feet or less in the afternoon.
.TONIGHT...East winds 5 to 10 knots becoming south 10 to 15 knots
after midnight...then backing to the southeast early in the
morning. Showers. Areas of dense fog after midnight. Waves 2 feet
or less.
.TUESDAY...South winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and afternoon. Areas of dense fog.
Showers and a chance of thunderstorms. Waves 1 to 3 feet.
.TUESDAY NIGHT...South winds 15 to 20 knots becoming southwest
10 to 15 knots in the late evening and overnight. Areas of fog
early in the evening. Showers and a chance of thunderstorms.
Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming north 10 to
15 knots late in the afternoon. A chance of thunderstorms and
snow showers in the morning. Showers. Snow showers likely late in
the morning. Waves 3 to 5 feet.
.THURSDAY...North winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and early afternoon...then
increasing to 10 to 15 knots early in the evening becoming east
5 to 10 knots in the late evening and early morning. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.FRIDAY...East winds 5 to 10 knots veering to the south in the
late morning and early afternoon...then becoming light and
variable until early morning. A chance of snow showers. A chance
of showers until early evening. A chance of snow showers and
showers after midnight. Waves 2 feet or less.

Wave heights are for ice free areas.

$$

LHZ461-192115-
MAFOR 1910/
HURON NORTH 11420 11510 11500 11406 11106 11216 11226
11220. A chance of snow showers this afternoon. Waves 5 to 7 feet
subsiding to 1 to 3 feet. Occasional wave height around 10 feet
today. Waves 2 feet or less building to 3 to 5 feet tonight.
210508 210406.

Wave heights are for ice free areas.

HURON SOUTH 11420 12410 11406 11306 12206 11306. Waves 3 to
5 feet subsiding to 1 to 3 feet today. Waves 1 to 3 feet tonight.
210305 210204.

Wave heights are for ice free areas.

$$

DRK

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)


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