NATIONAL WEATHER SERVICE MARQUETTE MI
3:50 AM Saturday December 10
W2SYNOPSIS, A WEAK 303 INCH LOW PRESSURE TROUGH WILL REMAIN OVER EASTERN UPPER MICHIGAN THROUGH THIS EVENING.W2 A 305 INCH HIGH PRESSURE RIDGE WILL THEN CROSS THE UPPER GREAT LAKES THROUGH SUNDAY WHILE WEAKENING TO 303 INCHES.W2 A TROUGH OF LOW PRESSURE AVERAGING 298 INCHES WILL MOVE FROM THE CENTRAL PLAINS LATE SUNDAY INTO THE SOUTHERN GREAT LAKES SUNDAY NIGHT AS IT DEEPENS TO 297 INCHES.W2 A TROUGH OF 299 INCHES ASSOCIATED WITH AN ARCTIC COLD FRONT WILL MOVE THROUGH THE NORTHERN GREAT LAKES TUESDAY MORNING AND REACH QUEBEC TUESDAY NIGHT.W2 A 304 INCH HIGH PRESSURE OVER NORTHERN ILLINOIS TUESDAY NIGHT WILL DISSIPATE OVER THE OHIO VALLEY WEDNESDAY EVENING, AS A 305 INCH HIGH BUILDS OVER THE NORTHERN PLAINS.W2 LSZ162-101700.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 early this morning, northwest winds 15 to 25 knots.W2 scattered snow showers.W2 waves 1 to 3 feet.W2 today, northwest winds 10 to 20 knots diminishing to 5 to 15 knots in the afternoon.W2 scattered snow showers.W2 waves subsiding to calm to 2 feet.W2 tonight, southwest winds 5 to 15 knots backing southeast after midnight.W2 a chance of snow showers.W2 waves calm to 2 feet.W2 sunday, east winds 10 to 20 knots.W2 a chance of snow showers in the morning, then snow showers likely in the afternoon.W2 waves building to 1 to 3 feet.W2 sunday night, east winds 10 to 20 knots backing northwest after midnight.W2 snow showers likely in the evening, then a chance of snow showers after midnight.W2 waves subsiding to calm to 2 feet.W2 monday, west winds 10 to 20 knots increasing to 15 to 25 knots in the afternoon.W2 waves building to 2 to 4 feet.W2 monday night, west winds 15 to 25 knots increasing to 20 to 30 knots after midnight.W2 waves building to 3 to 5 feet.W2 tuesday, west winds 20 to 30 knots.W2 a chance of snow showers.W2 waves building to 5 to 8 feet, then subsiding to 3 to 6 feet.W2 wednesday, west winds 20 to 30 knots.W2 a chance of snow showers.W2 waves building to 4 to 7 feet, then subsiding to 3 to 6 feet.W2