NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
8:43 PM Monday March 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, LARGE HIGH PRESSURE OF 305 INCHES OVER THE EASTERN LAKES AND OHIO VALLEY WILL MOVE EAST TO NEW ENGLAND AND THE MID ATLANTIC TUESDAY MORNING.W2 A 295 INCH LOW IS OVER COLORADO AND WILL WEAKEN BRIEFLY AS IT MOVES NORTHEAST ACROSS WISCONSIN AND NORTHERN LAKE MICHIGAN ON TUESDAY.W2 THE LOW WILL DEEPEN AGAIN AND EVENTUALLY MERGE WITH ANOTHER LOW AT 291 INCHES NEAR JAMES BAY BY WEDNESDAY MORNING.W2 HIGH PRESSURE OF 305 INCHES WILL SLOWLY BUILD SOUTHEAST ACROSS THE NORTHERN PLAINS AND EVENTUALLY INTO THE LOWER OHIO VALLEY THROUGH THURSDAY.W2 THE HIGH WILL DRIFT SOUTHEAST OF THE OHIO RIVER FRIDAY WHILE A TROUGH OF LOW PRESSURE AVERAGING 301 INCHES MOVES ACROSS ONTARIO AND THE NORTHERN LAKES.W2 LMZ261-362-364-366-563-565-567-868-031100.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 10 to 15 knots increasing to 15 to 25 knots late.W2 chance of snow overnight.W2 waves 1 to 2 feet building to 2 to 4 feet overnight.W2 tuesday, south winds to 30 knots becoming southwest late.W2 snow.W2 waves building to 6 to 9 feet occasionally to 11 feet.W2 tuesday night, west winds 15 to 25 knots.W2 chance of snow showers.W2 waves subsiding to 4 to 6 feet occasionally to 8 feet.W2 wednesday, west winds to 30 knots.W2 freezing spray.W2 chance of snow showers.W2 waves 5 to 8 feet occasionally to 10 feet.W2 wednesday night, northwest winds 15 to 25 knots diminishing to 10 to 20 knots.W2 chance of snow showers.W2 waves subsiding to 4 to 7 feet occasionally to 9 feet.W2 thursday, west winds 10 to 20 knots.W2 waves 3 to 5 feet occasionally to 7 feet.W2 thursday night, southwest winds increasing to 15 to 25 knots.W2 waves 3 to 5 feet occasionally to 7 feet.W2 friday, southwest winds to 30 knots.W2 slight chance of snow showers.W2 waves 5 to 8 feet occasionally to 10 feet.W2 saturday, west winds 10 to 20 knots becoming northwest.W2 slight chance of snow showers.W2 waves 3 to 5 feet occasionally to 7 feet.W2 wave forecast is for ice free areas