NATIONAL WEATHER SERVICE MARQUETTE MI
3:59 AM Tuesday April 21
W2SYNOPSIS, 291 INCH LOW PRESSURE OVER CENTRAL ONTARIO WILL MOVE TO JAMES BAY BY THIS EVENING.W2 THIS LOW WILL THEN REMAIN NEARLY STATIONARY AND SLOWLY WEAKEN THROUGH WEDNESDAY, WHILE SWEEPING A SERIES OF 296 INCH TROUGHS ACROSS THE UPPER GREAT LAKES.W2 THE LOW WILL SHIFT EAST WEDNESDAY NIGHT, REACHING MAINE AT 293 INCHES BY THURSDAY MORNING.W2 MEANWHILE, A 303 INCH HIGH OVER NORTHERN CANADA WILL PUSH A 301 INCH RIDGE SOUTH INTO THE NORTHERN PLAINS ON THURSDAY BEFORE SHIFTING EAST ACROSS THE UPPER GREAT LAKES FRIDAY THROUGH SATURDAY.W2 LSZ162-211600.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 early this morning, west winds 15 to 25 knots.W2 scattered snow showers, possibly mixed with rain.W2 waves 2 to 4 feet.W2 today, northwest winds 15 to 25 knots.W2 isolated rain and snow showers.W2 waves subsiding to 1 to 3 feet.W2 tonight, northwest winds 20 to 30 knots diminishing to 15 to 25 knots after midnight.W2 isolated rain showers through midnight.W2 isolated snow showers.W2 waves building to 3 to 5 feet.W2 wednesday, northwest winds 20 to 30 knots.W2 a slight chance of snow showers.W2 waves subsiding to 2 to 4 feet.W2 wednesday night, northwest winds 15 to 25 knots.W2 a chance of snow showers.W2 waves subsiding to 1 to 3 feet.W2 thursday, northwest winds 15 to 25 knots diminishing to 10 to 20 knots by mid afternoon.W2 waves subsiding to calm to 2 feet.W2 thursday night, north winds 5 to 15 knots.W2 waves calm to 2 feet.W2 friday, northeast winds 5 to 15 knots.W2 waves calm to 2 feet.W2 saturday, north winds 5 to 15 knots.W2 waves calm to 2 feet.W2