Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 201358
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
958 AM EDT MON APR 20 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF 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 29.10 INCHES IS LIFTING THROUGH LOWER
MICHIGAN EARLY THIS MORNING. THIS LOW WILL WILL CONTINUE INTO
ONTARIO MONDAY WITH A COLD FRONT SWEEPING EASTWARD ACROSS THE AREA
IN ITS WAKE. THE LOW WILL THEN STALL SOUTH OF HUDSON BAY AND SLOWLY
WEAKEN THROUGH MIDWEEK.

LHZ361-202015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
958 AM EDT MON APR 20 2015

.REST OF TODAY...EAST WINDS 20 TO 25 KNOTS...DIMINISHING TO 15 TO
20 KNOTS BY LATE MORNING...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS
BY EARLY AFTERNOON...VEERING TO THE SOUTHWEST LATE. SHOWERS
LIKELY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT...THEN BACKING TO THE SOUTH LATE. A
CHANCE OF SHOWERS. WAVES 3 TO 5 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET LATE.
.TUESDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT...THEN BACKING TO THE WEST LATE. A
CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
INCREASING TO 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS IN THE
AFTERNOON...THEN DIMINISHING TO 15 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES 4 TO 6 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST 10 TO
15 KNOTS IN THE AFTERNOON...THEN DIMINISHING TO 5 TO 10 KNOTS
AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING...THEN DIMINISHING TO 5 TO 10 KNOTS BY
MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ362-363-202015-
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-
958 AM EDT MON APR 20 2015

.REST OF TODAY...SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING SOUTH 10 TO 15 KNOTS. A CHANCE OF
THUNDERSTORMS BY LATE MORNING. SHOWERS LIKELY. WAVES 8 TO
12 FEET...SUBSIDING TO 4 TO 6 FEET LATE. WAVES OCCASIONALLY
AROUND 15 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
THROUGH MIDNIGHT. WAVES 4 TO 6 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS LATE. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET.
.TUESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 3 TO 5 FEET...SUBSIDING TO 2 TO 4 FEET LATE.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 15 TO
20 KNOTS WITH GUSTS TO 30 KNOTS. A CHANCE OF SHOWERS. WAVES 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING NORTHWEST 10 TO 15 KNOTS. WAVES 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. WAVES 1 TO 3 FEET.


$$

LHZ462>464-202015-
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-
958 AM EDT MON APR 20 2015

.REST OF TODAY...SOUTH WINDS 20 TO 25 KNOTS...DIMINISHING TO
15 TO 20 KNOTS BY LATE MORNING...THEN INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS LATE. A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS BY LATE MORNING. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 15 TO 20 KNOTS BY MIDNIGHT. A CHANCE OF
SHOWERS THROUGH MIDNIGHT. WAVES 3 TO 5 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES 3 TO 5 FEET.
.TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 3 TO
5 FEET...SUBSIDING TO 2 TO 4 FEET LATE.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 15 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET...
BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 3 TO 5 FEET...
SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY LATE MORNING...THEN VEERING TO THE NORTHWEST 5 TO
10 KNOTS LATE. WAVES 1 TO 3 FEET.


$$

LHZ461-202015-
MAFOR 2015/
HURON NORTH 11436 11426 11436 11530 14520. A CHANCE OF
THUNDERSTORMS THIS AFTERNOON. A CHANCE OF RAIN SHOWERS TONIGHT.
WAVES 8 TO 12 FEET SUBSIDING TO 5 TO 7 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 15 FEET THIS AFTERNOON. WAVES 3 TO 5 FEET WITH
MAXIMUM WAVE HEIGHT AROUND 6 FEET TONIGHT AND TUESDAY MORNING.
210812 210508.

HURON SOUTH 13430 11530 12520 11510 11520. A CHANCE OF
SHOWERS LATE IN THE MORNING...THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS BY AFTERNOON THIS AFTERNOON. A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT TONIGHT. A CHANCE OF RAIN SHOWERS TUESDAY
MORNING. WAVES 4 TO 6 FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET
THIS AFTERNOON. WAVES 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND
8 FEET TONIGHT. WAVES 2 TO 4 FEET TUESDAY MORNING. 220406.

$$

CB

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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