NATIONAL WEATHER SERVICE MARQUETTE MI
9:49 PM Tuesday August 4
W2SYNOPSIS, A 301 INCH HIGH PRESSURE RIDGE OVER MANITOBA AND ONTARIO WILL BUILD OVER THE UPPER GREAT LAKES THROUGH WEDNESDAY.W2 THURSDAY, LOW PRESSURE OF 297 INCHES WILL DEVELOP OVER THE HIGH PLAINS AND MOVE EASTWARD THROUGH THE LOWER LAKES TO THE MID ATLANTIC COAST BY SATURDAY.W2 HIGH PRESSURE RIDGING OF 299 INCHES WILL REMAIN ACROSS THE UPPER GREAT LAKES DURING THIS TIME.W2 A 297 INCH LOW WILL MOVE ACROSS NORTHERN ONTARIO ON SUNDAY.W2 LSZ162-051000.W2 LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5 NORTHM.W2 rest of tonight, south winds 5 to 15 knots becoming northeast less than 10 knots after midnight.W2 waves calm to 2 feet.W2 wednesday, east winds 5 to 15 knots.W2 waves calm to 2 feet.W2 wednesday night, east winds 5 to 15 knots.W2 a slight chance of showers after midnight.W2 waves calm to 2 feet.W2 thursday, east winds 5 to 15 knots.W2 a chance of showers.W2 a slight chance of thunderstorms by mid afternoon.W2 waves building to 1 to 3 feet.W2 thursday night, east winds 10 to 20 knots diminishing to 5 to 15 knots after midnight.W2 a chance of showers through midnight, then showers likely.W2 waves 1 to 3 feet.W2 friday, east winds 10 to 20 knots.W2 showers likely through early afternoon, then a chance of showers.W2 waves subsiding to calm to 2 feet.W2 friday night, northeast winds 5 to 15 knots.W2 a chance of showers.W2 waves calm to 2 feet.W2 saturday, northeast winds 5 to 15 knots.W2 a chance of showers.W2 waves calm to 2 feet.W2 sunday, northeast winds 5 to 15 knots backing north.W2 waves calm to 2 feet.W2