NATIONAL WEATHER SERVICE MARQUETTE MI
9:53 PM Thursday January 29
W2SYNOPSIS, A 297 INCH LOW PRESSURE SYSTEM OVER FAR SOUTHEAST ONTARIO WILL MOVE EASTWARD OVERNIGHT BEFORE 307 INCH HIGH PRESSURE OVER SOUTHERN MANITOBA AND THE NORTHERN PLAINS MOVES OVER THE MID AND UPPER MISSISSIPPI VALLEY ON FRIDAY.W2 AS THIS HIGH DRIFTS INTO THE OHIO RIVER VALLEY ON SATURDAY, A LOW PRESSURE TROUGH AVERAGING 301 INCHES WILL SLIDE ACROSS THE UPPER GREAT LAKES.W2 EXPECT 308 INCH HIGH PRESSURE OVER CENTRAL CANADA ON SATURDAY TO MOVE SOUTHEAST INTO THE NORTHERN PLAINS ON SUNDAY, AND THE MID MISSISSIPPI RIVER VALLEY ON MONDAY.W2 A 298 INCH TROUGH WILL THEN CROSS THE UPPER GREAT LAKES ON TUESDAY.W2 LSZ162-301100.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of tonight, north winds 15 to 25 knots becoming northwest 10 to 20 knots after midnight.W2 isolated snow showers.W2 waves 3 to 5 feet subsiding to 1 to 3 feet.W2 friday, northwest winds 5 to 15 knots becoming southwest 10 to 20 knots in the afternoon.W2 isolated snow showers in the afternoon.W2 waves subsiding to calm to 2 feet.W2 friday night, southwest winds 10 to 20 knots veering west after midnight.W2 a chance of snow.W2 waves building to 1 to 3 feet, then subsiding to calm to 2 feet.W2 saturday, northwest winds 15 to 25 knots veering north in the afternoon.W2 a slight chance of snow showers.W2 waves building to 2 to 4 feet.W2 saturday night, north winds 15 to 25 knots diminishing to 5 to 15 knots after midnight.W2 a chance of snow showers.W2 waves subsiding to calm to 2 feet.W2 sunday, north winds 5 to 15 knots becoming northwest 10 to 20 knots in the afternoon.W2 waves calm to 2 feet.W2 sunday night, northwest winds 10 to 20 knots.W2 waves calm to 2 feet.W2 monday, west winds 10 to 20 knots.W2 waves building to 1 to 3 feet, then subsiding to calm to 2 feet.W2 tuesday, west winds 10 to 20 knots becoming northwest 15 to 25 knots.W2 a chance of snow showers.W2 waves building to 2 to 4 feet.W2