NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
2:57 AM Thursday April 2
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, LOW PRESSURE OF 293 INCHES ACROSS ONTARIO WILL DRIVE A COLD FRONT ACROSS THE LAKE TODAY.W2 A SECONDARY LOW PRESSURE AREA OF 296 INCHES WILL DEVELOP OVER MISSOURI TONIGHT INTO EARLY FRIDAY AND MOVE NORTHEAST ALONG THE FRONT FRIDAY.W2 A RIDGE OF HIGH PRESSURE WILL THEN BUILD ACROSS THE LAKE FRIDAY NIGHT INTO SATURDAY.W2 LMZ261-362-364-366-563-565-567-868-021515.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 today, southwest winds to 30 knots becoming west 10 to 20 knots, then becoming southwest 10 to 15 knots early this afternoon.W2 showers with a chance of thunderstorms this morning, then chance of showers this afternoon.W2 waves 7 to 10 feet occasionally to 13 feet subsiding to 3 to 5 feet occasionally to 7 feet.W2 tonight, southwest winds 10 to 20 knots veering to northwest.W2 waves 2 to 4 feet.W2 friday, north winds 15 to 25 knots increasing to 30 knots.W2 waves 4 to 6 feet occasionally to 8 feet.W2 friday night, north winds 15 to 25 knots becoming northwest 10 to 15 knots overnight.W2 waves 4 to 6 feet occasionally to 8 feet subsiding to 2 to 4 feet.W2 saturday, southwest winds 15 to 25 knots.W2 waves 3 to 5 feet occasionally to 7 feet.W2 saturday night, northeast winds 10 to 15 knots becoming east.W2 chance of snow showers.W2 waves 2 to 4 feet.W2 sunday, east winds 10 to 20 knots increasing to 15 to 25 knots.W2 chance of snow or rain.W2 waves 1 to 3 feet.W2 monday, southeast winds 10 to 20 knots becoming east 15 to 25 knots.W2 chance of rain and snow showers.W2 waves 1 to 3 feet.W2 wave forecast is for ice free areas