NATIONAL WEATHER SERVICE MARQUETTE MI
9:43 AM Saturday September 20
W2SYNOPSIS, EXPECT A 295 INCH LOW PRESSURE OVER NORTHEASTERN LAKE SUPERIOR TO MOVE TO SOUTHERN QUEBEC THIS EVENING.W2 ANOTHER LOW PRESSURE TROUGH AVERAGING 297 INCHES WILL SWING THROUGH THE UPPER GREAT LAKES TONIGHT, AND REACH THE LOWER GREAT LAKES BY SUNDAY EVENING.W2 A 303 INCH HIGH PRESSURE CENTER OVER THE NORTHERN PLAINS ON SUNDAY WILL THEN MOVE SOUTHEAST INTO THE OHIO RIVER VALLEY ON MONDAY.W2 LOOK FOR ANOTHER LOW PRESSURE TROUGH AVERAGING 300 INCHES TO SLIDE ACROSS LAKE SUPERIOR ON MONDAY NIGHT IN ADVANCE OF A 303 INCH HIGH PRESSURE BUILDING INTO NORTHWEST ONTARIO.W2 THIS HIGH PRESSURE SYSTEM WILL SHIFT OVER NEW ENGLAND ON WEDNESDAY.W2 LSZ162-202145.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of today, west winds 10 to 20 knots diminishing to 5 to 15 knots by mid afternoon.W2 patchy fog through late morning.W2 isolated showers and thunderstorms.W2 waves 1 to 3 feet subsiding to calm to 2 feet.W2 tonight, north winds 5 to 15 knots veering northeast after midnight.W2 a chance of showers and a slight chance of thunderstorms.W2 waves calm to 2 feet.W2 sunday, north winds 5 to 15 knots backing southwest by mid afternoon.W2 a slight chance of showers through early afternoon.W2 waves building to 1 to 3 feet, then subsiding to calm to 2 feet.W2 sunday night, southwest winds less than 10 knots becoming west 5 to 15 knots after midnight.W2 waves calm to 2 feet.W2 monday, west winds 10 to 20 knots.W2 waves building to 1 to 3 feet.W2 monday night, west winds 10 to 20 knots diminishing to 5 to 15 knots after midnight.W2 waves subsiding to calm to 2 feet.W2 tuesday, east winds 5 to 15 knots veering south.W2 waves calm to 2 feet.W2 wednesday, south winds 5 to 15 knots.W2 waves calm to 2 feet.W2