NATIONAL WEATHER SERVICE MARQUETTE MI
9:47 PM Saturday February 28
W2SYNOPSIS, A 308 INCH HIGH PRESSURE SYSTEM CENTERED OVER THE DELMARVA PENINSULA WILL MOVE OFF THE EASTERN SEABOARD OVERNIGHT AND SUNDAY.W2 A 298 INCH LOW PRESSURE TROUGH SWINGING SOUTHEAST ACROSS CENTRAL CANADA WILL SWEEP ACROSS LAKE SUPERIOR SUNDAY AFTERNOON AND NIGHT.W2 HIGH PRESSURE OF 305 INCHES BUILDING ACROSS THE NORTHERN PLAINS SUNDAY NIGHT WILL SHIFT EAST, PASSING ACROSS THE WESTERN GREAT LAKES AND OHIO VALLEY MONDAY AND MONDAY NIGHT.W2 AS THE HIGH REACHES THE EAST COAST TUESDAY, A 297 INCH LOW PRESSURE WILL TRACK EAST ACROSS THE CENTRAL PLAINS TO THE SOUTH OF A 295 INCH LOW MOVING INTO FAR NORTHERN ONTARIO.W2 THE PLAINS LOW WILL REACH THE LOWER GREAT LAKES WEDNESDAY MORNING WHILE THE NORTHERN LOW MOVES TO JAMES BAY.W2 BEHIND THESE LOWS, HIGH PRESSURE OF 304 INCHES WILL BUILD INTO THE WESTERN PLAINS.W2 LSZ162-011100.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of tonight, southwest winds 10 to 20 knots increasing to 15 to 25 knots after midnight.W2 a slight chance of snow showers after midnight.W2 sunday, southwest winds 15 to 25 knots veering west in the afternoon.W2 sunday night, west winds 10 to 20 knots.W2 isolated snow showers in the evening.W2 monday, west winds 5 to 15 knots.W2 monday night, west winds 5 to 15 knots.W2 tuesday, southwest winds 10 to 20 knots veering west in the afternoon.W2 a chance of snow.W2 tuesday night, northwest winds 10 to 20 knots.W2 wednesday, west winds 10 to 20 knots.W2 thursday, west winds 10 to 20 knots backing southwest.W2 note, waves omitted for mostly ice covered areas.W2