Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 201954
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
345 PM EDT SAT MAY 20 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...SOUTHERN EDGE OF HIGH PRESSURE...AVERAGING 30.30
INCHES OVER THE EASTERN GREAT LAKES...WILL MOVE EAST TONIGHT OVER
NEW ENGLAND. THE NEXT LOW PRESSURE SYSTEM...AVERAGING 29.70
INCHES...WILL THEN LIFT NORTHEAST THROUGH THE WESTERN GREAT LAKES
TONIGHT AND SUNDAY...BRINGING THE CHANCE FOR RAIN AND THUNDERSTORMS.

LHZ361-210800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
345 PM EDT SAT MAY 20 2017

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


$$

LHZ362-363-210800-
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-
345 PM EDT SAT MAY 20 2017

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


$$

LHZ462>464-210800-
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-
345 PM EDT SAT MAY 20 2017

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


$$

LHZ461-210200-MAFOR 2021/ HURON NORTH 12220 12226 12236 11326 11310.
A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET BUILDING TO
3 TO 5 FEET TONIGHT.
WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET SUNDAY. 220203.

HURON SOUTH 11210 11216 11220 12326 12329 11429. A CHANCE OF SHOWERS
EARLY THIS EVENING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS
TONIGHT. WAVES 2 TO 4 FEET TONIGHT. WAVES 3 TO 5 FEET SUNDAY.
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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