NATIONAL WEATHER SERVICE MARQUETTE MI
3:53 PM Wednesday MAY 4
W2SYNOPSIS, A 296 INCH LOW PRESSURE SYSTEM OVER SOUTHEASTERN LOWER MICHIGAN WILL CONTINUE TO MOVE SOUTHEASTWARD TONIGHT AS A 301 INCH HIGH PRESSURE SYSTEM BUILDS ACROSS THE UPPER MISSISSIPPI VALLEY.W2 THE HIGH WILL THEN DRIFT ACROSS LAKE SUPERIOR TONIGHT 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 A SECONDARY LOW PRESSURE TROUGH OF 298 INCHES WILL CROSS THE UPPER GREAT LAKES LATE SATURDAY NIGHT INTO SUNDAY MORNING BEFORE THE RIDGE BUILDS ACROSS LAKE SUPERIOR SUNDAY NIGHT.W2 THE RIDGE WEAKENS TO 300 INCHES OVER THE UPPER GREAT LAKES ON MONDAY.W2 LSZ162-050400.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 late this afternoon, south winds 5 to 15 knots.W2 waves calm to 2 feet.W2 tonight, south winds 5 to 15 knots becoming west less than 10 knots after midnight.W2 waves calm to 2 feet.W2 thursday, southwest winds 5 to 15 knots backing south by mid afternoon.W2 waves calm to 2 feet.W2 thursday night, south winds 5 to 15 knots veering southwest after midnight.W2 waves building to 2 to 4 feet.W2 friday, southwest winds 10 to 20 knots.W2 waves subsiding to 1 to 3 feet.W2 friday night, west winds 10 to 20 knots veering north after midnight.W2 scattered rain showers.W2 waves subsiding to calm to 2 feet.W2 saturday, west winds 5 to 15 knots backing southwest by mid afternoon.W2 waves calm to 2 feet.W2 saturday night, west winds 10 to 20 knots becoming northwest 5 to 15 knots after midnight.W2 waves calm to 2 feet.W2 sunday, east winds 5 to 15 knots.W2 waves calm to 2 feet.W2 monday, east winds 5 to 15 knots.W2 waves calm to 2 feet.W2