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FORECASTS OF WAVE HEIGHTS DO NOT INCLUDE EFFECTS OF WIND DIRECTION RELATIVE TO TIDAL CURRENTS. EXPECT HIGHER WAVES WHEN WINDS ARE BLOWING AGAINST THE TIDAL FLOW. ANZ500-221215- 706 PM EST SAT NOV 21 2009 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... HIGH PRESSURE OVER THE WATERS TONIGHT WILL MOVE INTO NEW ENGLAND SUNDAY. LOW PRESSURE WILL DEVELOP OFF THE MID-ATLANTIC COAST MONDAY BEFORE MOVING SLOWLY UP THE EAST COAST MONDAY NIGHT INTO TUESDAY. HIGH PRESSURE WILL BUILD OVER THE WATERS LATE TUESDAY INTO WEDNESDAY...BUT A COLD FRONT WILL PASS THROUGH LATE IN THE WEEK. A SMALL CRAFT ADVISORY MAY BE WARRANTED SUNDAY NIGHT THROUGH MONDAY NIGHT. $$
FORECASTS OF WAVE HEIGHTS DO NOT INCLUDE EFFECTS OF WIND DIRECTION RELATIVE TO TIDAL CURRENTS. EXPECT HIGHER WAVES WHEN WINDS ARE BLOWING AGAINST THE TIDAL FLOW. ANZ535-221215- TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD- 706 PM EST SAT NOV 21 2009 TONIGHT N WINDS 5 KT. WAVES LESS THAN 1 FT. SUN NE WINDS 5 KT. WAVES LESS THAN 1 FT. SUN NIGHT NE WINDS 5 KT. WAVES LESS THAN 1 FT. MON NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY. MON NIGHT N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN. TUE N WINDS 5 KT. WAVES LESS THAN 1 FT. TUE NIGHT NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS. WED SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS. THU W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. $$