Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | 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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KDTX 060745
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 AM EDT MON JUL 6 2015

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...A COLD FRONT AVERAGING 29.80 INCHES WILL PASS
THROUGH THE CENTRAL GREAT LAKES ON TUESDAY. HIGH PRESSURE OF 30.10
INCHES WILL THEN PASS THROUGH THE AREA ON WEDNESDAY. LOW PRESSURE
WILL APPROACH FROM THE SOUTH WEDNESDAY NIGHT.

LCZ460-062000-
LAKE ST CLAIR-
342 AM EDT MON JUL 6 2015

.TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO 10 KNOTS
BY MID AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO 15 KNOTS
LATE. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 15 TO
20 KNOTS BY EARLY AFTERNOON...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY. WAVES
2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...VEERING TO THE
NORTHWEST BY MIDNIGHT. MOSTLY CLOUDY EARLY IN THE EVENING...BECOMING
PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS BY MID AFTERNOON...THEN VEERING TO THE EAST THROUGH
MIDNIGHT. PARTLY SUNNY...THEN PARTLY CLOUDY WITH A CHANCE OF LIGHT
SHOWERS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.

$$

SF

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.