Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FZUS63 KDTX 170822
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
415 AM EDT FRI MAR 17 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...LOW PRESSURE...29.70 INCHES...WILL PUSH FROM SOUTHERN
MANITOBA INTO THE LOWER PENINSULA TONIGHT AND INTO SATURDAY
MORNING...WEAKENING TO 29.90 INCHES AS IT TRAVELS SOUTHEAST. HIGH
PRESSURE...30.40 INCHES...WILL THEN PUSH FROM THE CENTRAL PLAINS
INTO THE OHIO VALLEY BY SUNDAY. THAT HIGH PRESSURE WILL MOVE TO THE
EAST AS A COLD FRONT SWINGS THROUGH THE GREAT LAKES ON MONDAY.

LHZ361-172000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
415 AM EDT FRI MAR 17 2017

.TODAY...SOUTH WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHEAST LATE
IN THE MORNING...THEN INCREASING TO 10 TO 15 KNOTS EARLY IN THE
AFTERNOON INCREASING TO 15 TO 20 KNOTS LATE IN THE AFTERNOON. A
CHANCE OF SNOW LATE IN THE AFTERNOON. WAVES 2 FEET OR LESS
BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS EARLY IN THE MORNING. SNOW UNTIL EARLY MORNING. RAIN IN
THE LATE EVENING AND EARLY MORNING...THEN A CHANCE OF SNOW AND
RAIN EARLY IN THE MORNING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY
AROUND 8 FEET.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 5 TO
10 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF SNOW AND RAIN UNTIL
LATE AFTERNOON. WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS BACKING TO THE
NORTHWEST IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 10 TO
15 KNOTS LATE IN THE AFTERNOON. RAIN LIKELY AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS UNTIL EARLY MORNING. RAIN LIKELY EARLY IN THE MORNING...
THEN A CHANCE OF RAIN IN THE LATE MORNING AND EARLY AFTERNOON.
WAVES 3 TO 5 FEET.
.TUESDAY...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO
30 KNOTS. WAVES 4 TO 6 FEET.


$$

LHZ362-363-172000-
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-
415 AM EDT FRI MAR 17 2017

.TODAY...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE IN THE MORNING...THEN INCREASING TO 10 TO 15 KNOTS
IN THE AFTERNOON. A CHANCE OF SNOW LATE IN THE AFTERNOON. WAVES
1 TO 3 FEET BUILDING TO 3 TO 5 FEET LATE IN THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SNOW AND RAIN UNTIL
EARLY MORNING. A CHANCE OF RAIN AND SNOW EARLY IN THE MORNING.
WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF SNOW AND RAIN
UNTIL LATE AFTERNOON. WAVES 3 TO 5 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE IN THE AFTERNOON...THEN BECOMING SOUTH 10 TO
15 KNOTS LATE IN THE EVENING. RAIN LIKELY AND A CHANCE OF SNOW
AFTER MIDNIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET LATE
IN THE EVENING.
.MONDAY...SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN VEERING TO THE
WEST EARLY IN THE EVENING VEERING TO THE NORTHWEST IN THE LATE
EVENING AND EARLY MORNING. RAIN LIKELY EARLY IN THE MORNING.
WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN
INCREASING TO 20 TO 25 KNOTS EARLY IN THE EVENING DECREASING TO
15 TO 20 KNOTS IN THE LATE EVENING AND EARLY MORNING. GUSTS TO
35 KNOT GALES. HEAVY FREEZING SPRAY. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.


$$

LHZ462>464-172000-
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-
415 AM EDT FRI MAR 17 2017

.TODAY...LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO 10 KNOTS
LATE IN THE MORNING...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS IN
THE AFTERNOON. A CHANCE OF SNOW LATE IN THE AFTERNOON. WAVES 1 TO
3 FEET BUILDING TO 3 TO 5 FEET LATE IN THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS EARLY IN THE MORNING. RAIN AND SNOW. WAVES 3 TO 5 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BACKING TO THE NORTH
EARLY IN THE AFTERNOON. A CHANCE OF RAIN AND SNOW UNTIL LATE
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE
MORNING AND AFTERNOON.
.SATURDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING LIGHT
AND VARIABLE...THEN BECOMING SOUTHEAST 5 TO 10 KNOTS LATE IN THE
AFTERNOON BECOMING SOUTH 10 TO 15 KNOTS. A CHANCE OF RAIN AND
SNOW AFTER MIDNIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET
LATE IN THE EVENING.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS EARLY IN THE EVENING...THEN BECOMING NORTHWEST 10 TO
15 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF RAIN
EARLY IN THE MORNING...THEN RAIN LIKELY UNTIL LATE AFTERNOON. A
CHANCE OF RAIN EARLY IN THE EVENING. WAVES 3 TO 5 FEET SUBSIDING
TO 1 TO 3 FEET EARLY IN THE EVENING...THEN BUILDING TO 2 TO
4 FEET IN THE LATE EVENING AND EARLY MORNING.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS WITH GUSTS UP TO 30 KNOTS UNTIL EARLY MORNING. HEAVY
FREEZING SPRAY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND
12 FEET.


$$

LHZ461-171400-
MAFOR 1709/
HURON NORTH 11600 11500 13310 12327 11320. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET TODAY. WAVES 3 TO 5 FEET TONIGHT. 220103.

HURON SOUTH 11500 11400 13410 13327. A CHANCE OF SNOW THIS
AFTERNOON. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET TODAY.
WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET TONIGHT. 220102.

$$

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)



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.