NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
2:35 AM Saturday April 25
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 OVER THE CENTRAL PLAINS WILL MOVE EAST ACROSS THE MID MISSISSIPPI VALLEY LATER TODAY, THEN CONTINUE EASTWARD OVER THE OHIO VALLEY TONIGHT.W2 HIGH PRESSURE AVERAGING 302 INCHES WILL EXPAND OVER MUCH OF THE NORTHERN UNITED STATES EARLY NEXT WEEK.W2 THIS HIGH WILL LIKELY CONTINUE TO DOMINATE THE GREAT LAKES REGION FOR MUCH OF THE WEEK.W2 LMZ261-362-364-366-563-565-251530.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 two rivers wi to manistee mi north today, northeast winds 10 to 20 knots increasing to 15 to 25 knots this afternoon.W2 waves 2 to 4 feet building to 3 to 6 feet occasionally to 8 feet.W2 tonight, northeast winds 15 to 25 knots becoming north.W2 waves 3 to 6 feet occasionally to 8 feet.W2 sunday, north winds 15 to 25 knots.W2 waves 3 to 6 feet occasionally to 8 feet.W2 sunday night, north winds 15 to 25 knots easing to 10 to 20 knots.W2 waves subsiding to 2 to 4 feet.W2 monday, north winds 10 to 20 knots.W2 waves 2 to 4 feet.W2 monday night, north winds 10 to 15 knots diminishing to 5 to 10 knots.W2 waves 1 to 3 feet.W2 tuesday, northwest winds 10 to 15 knots backing to southwest.W2 waves 1 to 2 feet.W2 wednesday, north winds 10 to 15 knots.W2 waves 1 to 2 feet.W2