NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
2:45 PM Wednesday June 29
W2 WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES, ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.W2 SYNOPSIS, A 302 INCH HIGH IS CENTERED OVER THE WESTERN GREAT LAKES THIS AFTERNOON AND IT WILL MOVE OVER THE EAST COAST THURSDAY.W2 A 298 INCH LOW OVER HUDSON BAY WILL SHIFT NORTHEAST THROUGH THURSDAY NIGHT AND ITS COLD FRONT WILL SURGE DOWN THE LAKE THURSDAY NIGHT.W2 HIGH PRESSURE AVERAGING 302 INCHES WILL BUILD OVER THE NORTHERN PLAINS LATE THURSDAY NIGHT INTO FRIDAY.W2 THE HIGH WILL SHIFT OVER THE WESTERN GREAT LAKES FRIDAY NIGHT AND THEN REACH THE EAST COAST SUNDAY.W2 LMZ261-362-364-366-563-565-567-868-300315.W2 LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH FOX ISLAND 5 NAUTICAL MILES OFFSHORE.W2 LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI.W2 LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NAUTICAL MILES OFFSHORE TO MID LAKE.W2 sheboygan wi to pentwater mi north, tonight, south winds 10 to 15 knots becoming southwest 10 to 20 knots.W2 waves 2 to 4 feet.W2 thursday, southwest winds 10 to 20 knots becoming south 15 to 25 knots in the afternoon, and then veering to southwest late in the afternoon.W2 slight chance of showers in the morning, then chance of showers and thunderstorms in the afternoon.W2 waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet.W2 thursday night, west winds 15 to 25 knots becoming north.W2 showers with a chance of thunderstorms in the evening, then chance of showers overnight.W2 waves 4 to 6 feet occasionally to 8 feet.W2 friday, northwest winds 15 to 25 knots diminishing to 10 to 20 knots.W2 waves 4 to 6 feet occasionally to 8 feet.W2 friday night, west winds 10 to 15 knots.W2 waves 1 to 3 feet.W2 saturday, west winds 10 to 15 knots becoming southwest.W2 waves 1 to 2 feet.W2 saturday night, southwest winds 5 to 10 knots becoming west.W2 waves 1 to 2 feet.W2 sunday, southwest winds 5 to 10 knots.W2 waves 1 feet or less.W2 monday, southeast winds 5 to 10 knots becoming south.W2 waves 1 feet or less.W2