FZUS71 KLWX 201535 MWSLWX Marine Weather Statement National Weather Service Baltimore MD/Washington DC 1135 AM EDT Mon Apr 20 2026 ANZ535-201545- /O.EXP.KLWX.MA.W.0047.000000T0000Z-260420T1545Z/ 1135 AM EDT Mon Apr 20 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 1145 AM EDT... The affected areas were... Tidal Potomac from Key Bridge to Indian Head MD... The showers have moved out of the area and no longer pose a significant threat to boaters. && LAT...LON 3869 7716 3871 7717 3873 7706 3890 7708 3891 7705 3885 7700 3872 7700 3871 7702 3870 7702 3870 7704 3867 7709 3868 7711 3867 7712 3864 7711 3865 7714 3867 7716 3869 7719 TIME...MOT...LOC 1535Z 291DEG 22KT 3890 7676 3883 7683 3877 7693 $$ DHOF