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 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 221942
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 PM EDT SUN MAR 22 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...HIGH PRESSURE...30.40 INCHES...WILL BUILD FROM MANITOBA
INTO LOWER MICHIGAN THROUGH TONIGHT. THIS HIGH WILL EXPAND INTO THE
EASTERN GREAT LAKES ON MONDAY AND REMAIN NEARLY STATIONARY THROUGH
TUESDAY. A DEEPENING LOW PRESSURE SYSTEM IS FORECAST TO MOVE ACROSS
THE NORTHERN GREAT LAKES REGION ON WEDNESDAY.

LCZ460-230815-
LAKE ST CLAIR-
342 PM EDT SUN MAR 22 2015

.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS EARLY THIS EVENING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES 2 FEET
OR LESS.
.MONDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.TUESDAY...LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 10 KNOTS BY
LATE MORNING. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING SOUTH
10 TO 15 KNOTS LATE. PARTLY CLOUDY WITH A CHANCE OF LIGHT RAIN AND
SNOW SHOWERS THROUGH MIDNIGHT...THEN MOSTLY CLOUDY WITH LIGHT
SHOWERS LIKELY AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY THROUGH
EARLY AFTERNOON...BECOMING PARTLY CLOUDY. A CHANCE OF LIGHT SHOWERS.
WAVES 2 FEET OR LESS.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF LIGHT RAIN AND SNOW SHOWERS. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

MR

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.