Expires:202101200900;;182777 FZUS51 KLWX 192344 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 644 PM EST Tue Jan 19 2021 Tidal Potomac River and Maryland portion of Chesapeake Bay. 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. ANZ539-200900- Chester River to Queenstown MD- 644 PM EST Tue Jan 19 2021 ...GALE WARNING IN EFFECT FROM 6 AM EST WEDNESDAY THROUGH WEDNESDAY AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT... .TONIGHT...W winds 5 to 10 kt...increasing to 15 kt late. Waves 1 to 2 ft. Isolated snow showers after midnight with vsby 1 to 3 NM. .WED...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 30 kt...becoming S 5 to 10 kt with gusts to 20 kt late. Waves 2 to 3 ft. .THU...SW winds 10 kt with gusts to 20 kt. Waves 2 ft. .THU NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .FRI...W winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .FRI NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SAT...NW winds 10 to 15 kt. Waves 2 ft. .SUN...N winds 5 to 10 kt. Waves 1 ft. $$