Great Lakes Forecast
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000
FZUS63 KDTX 190253
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
953 PM EST Sun Feb 18 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 averaging 29.80 inches will push northeast
from northern Wisconsin into Lake Superior throughout Monday
morning, which will help push a warm front across the Great Lakes
through the day. A second low pressure system averaging 29.70 inches
will then push from eastern Iowa into central Michigan Monday into
Tuesday, bringing more warm air and steady rainfall to the Great
Lakes. Pressure will increase slightly up to 29.90 inches by
Wednesday morning as steady rain continues. Likely chance for
rain and slight chance for thunderstorms are forecasted for both
Monday and Tuesday.

LHZ361-190915-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
953 PM EST Sun Feb 18 2018

.REST OF TONIGHT...South winds 15 to 20 knots becoming southeast
5 to 10 knots. A chance of showers after midnight. Waves 2 to
4 feet subsiding to 1 to 3 feet after midnight.
.MONDAY...South winds 5 to 10 knots early in the morning becoming
light and variable. A chance of snow showers early in the
morning. A chance of freezing rain in the morning. A chance of
showers. Waves 2 feet or less.
.MONDAY NIGHT...Northeast winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. Showers and a
chance of sleet in the evening. Freezing rain. Waves 1 to 3 feet.
.TUESDAY...East winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and afternoon. Freezing rain. Showers in the
afternoon. Waves 1 to 3 feet.
.TUESDAY NIGHT...East winds 5 to 10 knots veering to the
southwest in the late evening and early morning...then becoming
west 10 to 15 knots after midnight. Showers until early morning.
Waves 1 to 3 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 5 to
10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the
afternoon.
.THURSDAY...Light and variable winds becoming northeast 5 to
10 knots until early evening...then becoming light and variable
in the late evening and early morning. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots becoming light and
variable. A chance of snow showers until early morning. Waves
2 feet or less.

Wave heights are for ice free areas.

$$

LHZ362-363-190915-
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-
953 PM EST Sun Feb 18 2018

.REST OF TONIGHT...South winds 20 to 25 knots with gusts to
30 knots decreasing to 15 to 20 knots early in the morning. Waves
8 to 12 feet. Waves occasionally around 15 feet.
.MONDAY...South winds 15 to 20 knots early in the morning
decreasing to 10 to 15 knots...then becoming southwest 5 to
10 knots early in the afternoon becoming light and variable. A
chance of showers in the afternoon. Waves 4 to 6 feet subsiding
to 2 to 4 feet. Waves occasionally around 8 feet.
.MONDAY NIGHT...Northeast winds 5 to 10 knots becoming east 15 to
20 knots. Showers. Freezing rain after midnight. Waves 2 to
4 feet building to 3 to 5 feet in the late evening and overnight.
.TUESDAY...East winds 10 to 15 knots. Areas of fog. Freezing rain
likely in the morning. Showers. Waves 3 to 5 feet.
.TUESDAY NIGHT...South winds 10 to 15 knots veering to the west
after midnight. Areas of fog early in the evening. Showers. A
chance of freezing rain early in the morning. Waves 2 to 4 feet.
.WEDNESDAY...Northwest winds 15 to 20 knots decreasing to 10 to
15 knots late in the afternoon...then veering to the northwest
10 to 15 knots late in the evening. Showers...a chance of
freezing rain and sleet early in the morning. A chance of showers
early in the morning. Waves 4 to 6 feet. Waves occasionally
around 8 feet.
.THURSDAY...North winds 10 to 15 knots becoming northeast 5 to
10 knots. Waves 2 to 4 feet.
.FRIDAY...Southeast winds 5 to 10 knots. Snow showers likely and
a chance of showers after midnight. Waves 1 to 3 feet building to
2 to 4 feet in the late evening and early morning.

Wave heights are for ice free areas.

$$

LHZ462>464-190915-
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-
953 PM EST Sun Feb 18 2018

.REST OF TONIGHT...South winds 15 to 20 knots.
.MONDAY...South winds 15 to 20 knots becoming light and variable.
A chance of showers early in the afternoon. Showers late in the
afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. Showers. Areas of fog
early in the morning.
.TUESDAY...South winds 10 to 15 knots. Areas of fog. Showers and
a chance of thunderstorms.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots. Areas of fog
early in the evening. Showers and a chance of thunderstorms.
.WEDNESDAY...North winds 10 to 15 knots. A chance of
thunderstorms early in the morning. Showers until late afternoon.
A chance of snow showers late in the morning.
.THURSDAY...Northeast winds 10 to 15 knots decreasing to 5 to
10 knots until early morning.
.FRIDAY...Southeast winds 5 to 10 knots becoming light and
variable. A chance of snow showers in the afternoon. A chance of
showers...then a chance of snow showers after midnight.

Waves omitted due to ice coverage.

$$

LHZ461-190915-
MAFOR 1904/
HURON NORTH 11440 11430 11420 12510 11600 11106 11216. A
chance of showers Monday afternoon. Waves 6 to 9 feet. Occasional
wave height around 12 feet overnight. Waves 3 to 5 feet subsiding
to 1 to 3 feet Monday. Waves 1 to 3 feet Monday evening. 210609
210508.

Wave heights are for ice free areas.

HURON SOUTH 12430 12420 11500 11506 11306 11206. Waves 3 to
5 feet subsiding to 2 to 4 feet overnight. Waves 1 to 3 feet
Monday and Monday evening. 210305 210204.

Wave heights are for ice free areas.

$$

MR

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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