NATIONAL WEATHER SERVICE MARQUETTE MI
10:09 PM Wednesday June 29
W2SYNOPSIS, 302 INCH HIGH PRESSURE CENTERED OVER EASTERN ILLINOIS WILL SHIFT TO THE UPPER OHIO VALLEY THURSDAY.W2 MEANWHILE, A LOW PRESSURE TROUGH AVERAGING 299 INCHES EXTENDING FROM JAMES BAY TO THE DAKOTAS WILL DROP SOUTHEAST, CROSSING LAKE SUPERIOR THURSDAY.W2 IN ITS WAKE, A 302 INCH HIGH PRESSURE OVER SOUTHERN MANITOBA THURSDAY EVENING WILL MOVE OVER THE UPPER MISSISSIPPI VALLEY ON FRIDAY AND THEN REACH THE LOWER GREAT LAKES BY MONDAY MORNING.W2 A 297 INCH LOW PRESSURE TROUGH OVER MANITOBA AND THE DAKOTAS SUNDAY NIGHT WILL MOVE LITTLE THROUGH MONDAY.W2 LSZ162-301015.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of tonight, southwest winds 5 to 15 knots veering west after midnight.W2 a chance of showers and thunderstorms.W2 waves calm to 2 feet.W2 thursday, west winds 5 to 15 knots veering north by mid afternoon.W2 showers likely through early afternoon, then a chance of showers.W2 a chance of thunderstorms.W2 waves calm to 2 feet.W2 thursday night, north winds less than 10 knots becoming northwest 5 to 15 knots after midnight.W2 waves calm to 2 feet.W2 friday and friday night, west winds 5 to 15 knots.W2 waves calm to 2 feet.W2 saturday, west winds 5 to 15 knots backing southwest by mid afternoon.W2 waves calm to 2 feet.W2 saturday night, southwest winds 5 to 15 knots.W2 waves calm to 2 feet.W2 sunday, east winds 5 to 15 knots veering south.W2 a chance of showers and thunderstorms late.W2 waves calm to 2 feet.W2 monday, south winds 5 to 15 knots.W2 a chance of showers and thunderstorms.W2 waves calm to 2 feet.W2