NATIONAL WEATHER SERVICE MARQUETTE MI
3:45 PM Sunday February 26
W2SYNOPSIS, A LOW PRESSURE TROUGH AVERAGING 297 INCHES WILL EXIT THE UPPER GREAT LAKES TONIGHT ON THE NORTHWEST FLANK OF A 303 INCH HIGH PRESSURE DRIFTING THROUGH THE SOUTHEAST STATES.W2 THIS WILL ALLOW ALLOW 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 THROUGH 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 THE RIDGE SHIFTS OVER THE UPPER GREAT LAKES ON FRIDAY WHILE THE TROUGH EXITS.W2 LSZ162-270445.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 late this afternoon, west winds 15 to 25 knots.W2 waves 2 to 4 feet.W2 tonight, west winds 10 to 20 knots diminishing to 5 to 15 knots after midnight.W2 a slight chance of snow showers after midnight.W2 waves subsiding to calm to 2 feet.W2 monday, south winds 5 to 15 knots backing southeast 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, possibly mixed with rain and freezing rain after midnight.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, possibly mixed with rain showers and freezing rain.W2 waves building to 4 to 7 feet.W2 tuesday night, north winds 20 to 30 knots diminishing to 15 to 25 knots after midnight.W2 numerous snow showers in the evening, then scattered snow showers after midnight.W2 freezing spray after midnight.W2 waves 4 to 7 feet.W2 wednesday, north winds 10 to 20 knots.W2 freezing spray in the morning.W2 waves subsiding to 2 to 4 feet.W2 wednesday night, north winds 5 to 15 knots increasing to 10 to 20 knots after midnight.W2 scattered snow showers.W2 waves subsiding to calm to 2 feet.W2 thursday, northwest winds 10 to 20 knots.W2 scattered snow showers.W2 waves building to 2 to 4 feet, then subsiding to calm to 2 feet.W2 friday, southwest winds 10 to 20 knots.W2 scattered snow showers.W2 waves building to 2 to 4 feet.W2