Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 191948
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
346 PM EDT FRI MAY 19 2017

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...AVERAGING 30.40 INCHES...WILL SLIDE
ACROSS THE NORTHERN GREAT LAKES THIS AFTERNOON AND TONIGHT. THE NEXT
LOW PRESSURE SYSTEM...AVERAGING 29.70 INCHES...WILL THEN LIFT
NORTHEAST THROUGH THE WESTERN GREAT LAKES SATURDAY INTO
SUNDAY...BRINGING THE CHANCE FOR RAIN AND THUNDERSTORMS.

LHZ361-200800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
346 PM EDT FRI MAY 19 2017

.TONIGHT...LIGHT AND VARIABLE WINDS BECOMING NORTHEAST 10 TO
15 KNOTS AFTER MIDNIGHT...THEN BECOMING EAST 15 TO 20 KNOTS EARLY
IN THE MORNING. WAVES 2 FEET OR LESS.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS AFTER MIDNIGHT. SHOWERS AND A
CHANCE OF THUNDERSTORMS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY
AROUND 8 FEET.
.SUNDAY...EAST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS
DECREASING TO 5 TO 10 KNOTS. A CHANCE OF THUNDERSTORMS EARLY IN
THE MORNING. RAIN SHOWERS UNTIL LATE AFTERNOON...THEN A CHANCE OF
SHOWERS LATE IN THE AFTERNOON. WAVES 3 TO 5 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE
SOUTHWEST IN THE LATE EVENING AND EARLY MORNING...THEN INCREASING
TO 10 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS EARLY IN
THE EVENING. WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING LIGHT AND
VARIABLE. WAVES 1 TO 3 FEET.
.TUESDAY...LIGHT AND VARIABLE WINDS BECOMING NORTHEAST 10 TO
15 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO
10 KNOTS UNTIL EARLY MORNING. A CHANCE OF SHOWERS. WAVES 1 TO
3 FEET.


$$

LHZ362-363-200800-
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-
346 PM EDT FRI MAY 19 2017

.TONIGHT...NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS AFTER MIDNIGHT...THEN INCREASING TO 15 TO 20 KNOTS EARLY
IN THE MORNING. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET EARLY
IN THE MORNING.
.SATURDAY...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. A CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS LATE IN THE EVENING...THEN
SHOWERS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING SOUTHEAST 10 TO 15 KNOTS IN THE LATE MORNING AND
AFTERNOON. SHOWERS AND A CHANCE OF THUNDERSTORMS UNTIL LATE
AFTERNOON...THEN A CHANCE OF SHOWERS LATE IN THE AFTERNOON. WAVES
3 TO 5 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST
5 TO 10 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN
INCREASING TO 10 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS
EARLY IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
IN THE LATE EVENING AND OVERNIGHT.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS LATE IN THE AFTERNOON. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS BACKING TO THE EAST UNTIL
EARLY MORNING. A CHANCE OF SHOWERS IN THE AFTERNOON. RAIN SHOWERS
LIKELY UNTIL EARLY MORNING. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET UNTIL EARLY MORNING.


$$

LHZ462>464-200800-
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-
346 PM EDT FRI MAY 19 2017

.TONIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.
.SATURDAY NIGHT...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF SHOWERS
IN THE EVENING. A CHANCE OF THUNDERSTORMS. RAIN SHOWERS AFTER
MIDNIGHT. WAVES 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. SHOWERS AND A CHANCE
OF THUNDERSTORMS UNTIL LATE AFTERNOON...THEN A CHANCE OF SHOWERS
LATE IN THE AFTERNOON. WAVES 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE
SOUTHWEST IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF SHOWERS
EARLY IN THE EVENING. WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS LATE IN THE AFTERNOON. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS BACKING TO THE EAST UNTIL
EARLY MORNING. A CHANCE OF SHOWERS IN THE MORNING. RAIN SHOWERS
LIKELY. WAVES 2 FEET OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS UNTIL EARLY MORNING. A CHANCE OF SHOWERS. WAVES 1 TO
3 FEET.


$$

LHZ461-200200-
MAFOR 1921/
HURON NORTH 11600 11800 11110 11210 14220. WAVES 2 FEET OR
LESS BUILDING TO 1 TO 3 FEET TONIGHT. WAVES 2 TO 4 FEET SATURDAY.
220001.

HURON SOUTH 11810 11110 12120 12220 11210 11110. WAVES 2 TO
4 FEET. 220203.

$$

HLO

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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