NATIONAL WEATHER SERVICE MARQUETTE MI
9:44 AM Sunday February 26
W2SYNOPSIS, A LOW PRESSURE TROUGH AVERAGING 297 INCHES WILL CROSS THE UPPER GREAT LAKES TODAY ON THE NORTHWEST FLANK OF A 303 INCH HIGH PRESSURE DRIFTING THROUGH THE SOUTHEAST STATES.W2 THIS TROUGH WILL EXIT TO THE EAST TONIGHT, ALLOWING A 301 INCH HIGH PRESSURE RIDGE AXIS TO DRIFT ACROSS LAKE SUPERIOR.W2 AFTER THIS RIDGE SHIFTS INTO NEW ENGLAND ON TUESDAY, A 296 INCH LOW PRESSURE DEVELOPING OVER THE CENTRAL PLAINS ON MONDAY NIGHT WILL MOVE NORTHEAST ACROSS LOWER MICHIGAN ON TUESDAY NIGHT AND OVER SOUTHEAST ONTARIO ON WEDNESDAY.W2 ALTHOUGH THIS LOW WILL EXIT EAST INTO THE CANADIAN MARITIMES ON THURSDAY, A LOW PRESSURE TROUGH AVERAGING 300 INCHES WILL LINGER BACK INTO THE UPPER GREAT LAKES WHILE A 305 INCH HIGH PRESSURE BUILDS INTO SOUTH CENTRAL CANADA.W2 LSZ162-262245.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of today, northwest winds 5 to 15 knots increasing to 15 to 25 knots in the afternoon.W2 scattered snow showers.W2 waves 1 to 3 feet subsiding to calm to 2 feet, then building to 2 to 4 feet.W2 tonight, northwest winds 10 to 20 knots becoming south 5 to 15 knots after midnight.W2 isolated snow showers after midnight.W2 waves subsiding to calm to 2 feet.W2 monday, south winds 10 to 20 knots diminishing to 5 to 15 knots in the afternoon.W2 a slight chance of snow showers in the morning.W2 waves calm to 2 feet.W2 monday night, south winds 5 to 15 knots backing east after midnight.W2 a chance of snow showers.W2 waves calm to 2 feet.W2 tuesday, northeast winds 10 to 20 knots increasing to 15 to 25 knots in the afternoon.W2 snow showers likely.W2 waves building to 2 to 4 feet.W2 tuesday night, northeast winds 15 to 25 knots.W2 a chance of snow showers.W2 freezing spray after midnight.W2 waves building to 4 to 7 feet.W2 wednesday, northeast winds 10 to 20 knots diminishing to 5 to 15 knots.W2 waves subsiding to 1 to 3 feet.W2 thursday, northwest winds 10 to 20 knots.W2 a chance of snow showers.W2 waves subsiding to calm to 2 feet, then building to 1 to 3 feet.W2