NATIONAL WEATHER SERVICE MARQUETTE MI
4:00 AM Tuesday MAY 3
W2SYNOPSIS, A 300 INCH HIGH PRESSURE RIDGE WILL SLIDE SOUTHEAST OF THE AREA THIS MORNING AS A 295 INCH LOW PRESSURE APPROACHES FROM NORTHERN ONTARIO.W2 THIS LOW WILL PUSH A 296 INCH TROUGH ACROSS LAKE SUPERIOR THIS AFTERNOON.W2 AS THE TROUGH MOVES EASTWARD TONIGHT INTO WEDNESDAY, 301 INCH HIGH PRESSURE WILL BUILD ACROSS MANITOBA AND FAR NORTHWEST ONTARIO AND THEN INTO THE UPPER GREAT LAKES WEDNESDAY NIGHT INTO THURSDAY.W2 LOW PRESSURE OF 296 INCHES OVER SOUTH CENTRAL CANADA THURSDAY NIGHT WILL LIFT ACROSS ONTARIO TO JUST SOUTH OF JAMES BAY FRIDAY NIGHT.W2 THIS LOW WILL PUSH A 297 INCH TROUGH ACROSS LAKE SUPERIOR FRIDAY NIGHT AS 301 HIGH PRESSURE BUILDS INTO THE NORTHERN PLAINS ON SATURDAY.W2 LSZ162-031600.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 early this morning, southwest winds 5 to 15 knots.W2 waves calm to 2 feet.W2 today, southwest winds 10 to 20 knots becoming north 5 to 15 knots by mid afternoon.W2 a chance of rain showers.W2 waves building to 2 to 4 feet, then subsiding to calm to 2 feet.W2 tonight, north winds 10 to 20 knots.W2 waves calm to 2 feet.W2 wednesday, north winds 5 to 15 knots veering south by mid afternoon.W2 waves calm to 2 feet.W2 wednesday night, south winds 5 to 15 knots diminishing to less than 10 knots after midnight.W2 waves calm to 2 feet.W2 thursday, southwest winds 5 to 15 knots increasing to 10 to 20 knots by mid afternoon.W2 waves calm to 2 feet.W2 thursday night, southwest winds 5 to 15 knots.W2 waves calm to 2 feet.W2 friday, southwest winds 10 to 20 knots veering northwest.W2 a chance of rain showers.W2 waves calm to 2 feet.W2 saturday, northwest winds 5 to 15 knots backing west.W2 waves calm to 2 feet.W2