NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
8:47 AM Wednesday February 22
W2 WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.W2 SYNOPSIS, LOW PRESSURE OF 296 INCHES OVER SOUTHERN MINNESOTA WILL DEEPEN TO AROUND 295 INCHES AS IT PASSES OVER THE WESTERN GREAT LAKES THIS EVENING.W2 A COLD FRONT WILL THEN SHIFT SOUTH DOWN THE LAKE THURSDAY.W2 STRONG LOW PRESSURE AROUND 293 INCHES WILL MOVE NORTHEAST OVER THE LOWER GREAT LAKES FRIDAY NIGHT INTO EARLY SATURDAY.W2 RIDGING WITH A CENTRAL PRESSURE OF 302 INCHES WILL MOVE ACROSS THE LAKE LATE SATURDAY INTO EARLY SUNDAY.W2 LMZ261-362-364-366-563-565-567-868-222100.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, , dense fog advisory in effect until 9 pm this evening, , gale watch in effect from late thursday night through friday afternoon, rest of today, southwest winds 10 to 20 knots becoming south 15 to 25 knots.W2 areas of dense fog.W2 slight chance of rain this afternoon.W2 waves 1 to 3 feet.W2 tonight, south winds 15 to 25 knots veering to northwest 10 to 20 knots.W2 areas of dense fog in the evening.W2 slight chance of rain in the evening, then chance of rain and freezing rain overnight.W2 waves 2 to 4 feet.W2 thursday, north winds 15 to 25 knots becoming east to 30 knots late in the afternoon.W2 waves 2 to 4 feet.W2 thursday night, northeast winds to 30 knots becoming east gales to 35 knots.W2 rain likely with a chance of snow in the evening, then rain and snow overnight.W2 waves 3 to 5 feet occasionally to 7 feet building to 5 to 8 feet occasionally to 10 feet.W2 friday, east gales to 35 knots diminishing to 30 knots in the afternoon.W2 rain, freezing rain and snow in the morning, then rain and freezing rain in the afternoon.W2 waves 8 to 12 feet occasionally to 15 feet.W2 friday night, northeast winds 15 to 25 knots becoming north to 30 knots late.W2 rain, snow and freezing rain likely.W2 waves 8 to 11 feet occasionally to 14 feet subsiding to 4 to 6 feet occasionally to 8 feet.W2 saturday, northwest gales to 35 knots.W2 snow.W2 waves 4 to 6 feet occasionally to 8 feet building to 5 to 8 feet occasionally to 10 feet.W2 sunday, west winds 15 to 25 knots increasing to 30 knots.W2 chance of snow showers.W2 waves 4 to 7 feet occasionally to 9 feet.W2