NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
8:21 PM Monday July 27
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, HIGH PRESSURE OF 300 INCHES OVER THE GREAT LAKES WILL MOVE SLOWLY EAST ACROSS THE EASTERN LAKES ON TUESDAY, AND TO NEW ENGLAND ON WEDNESDAY.W2 LOW PRESSURE OF 296 INCHES OVER THE NORTHERN PLAINS WILL LIFT NORTHEAST TO HUDSON BAY THROUGH WEDNESDAY, WHILE DEEPENING TO 291 INCHES.W2 A COLD FRONT TRAILING FROM THE HUDSON BAY LOW WILL PUSH ACROSS LAKE MICHIGAN DURING THE DAY WEDNESDAY.W2 HIGH PRESSURE OF 301 INCHES SPREADS FROM THE CENTRAL PLAINS INTO THE OHIO VALLEY THURSDAY AND THURSDAY NIGHT.W2 ANOTHER WEAK COLD FRONT WILL SETTLE ACROSS THE LAKES LATE FRIDAY.W2 LMZ261-362-364-366-563-565-567-868-280915.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 rest of tonight, south winds 5 to 10 knots.W2 waves 1 feet or less.W2 tuesday, south winds 5 to 10 knots increasing to 10 to 15 knots.W2 waves 1 to 2 feet.W2 tuesday night, south winds 10 to 15 knots increasing to 15 to 25 knots.W2 chance of showers and thunderstorms in the evening, then showers and thunderstorms likely overnight.W2 waves building to 2 to 4 feet.W2 wednesday, southwest winds 15 to 25 knots diminishing to 10 to 20 knots.W2 chance of showers and thunderstorms in the morning.W2 waves 3 to 5 feet occasionally to 7 feet early subsiding to 1 to 3 feet.W2 wednesday night, west winds 10 to 20 knots.W2 waves 2 to 4 feet.W2 thursday, west winds 10 to 20 knots becoming southwest.W2 waves 1 to 3 feet.W2 thursday night, southwest winds 10 to 15 knots becoming west.W2 waves 1 to 2 feet.W2 friday, west winds 10 to 15 knots becoming southwest.W2 waves 1 to 2 feet.W2 saturday, west winds 10 to 15 knots becoming southwest.W2 waves 1 to 2 feet.W2