Hazardous marine condition(s):
Hazardous Weather Outlook
ANZ500-180800-
233 PM EDT Mon Aug 17 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A cold front approaching from the upper Ohio River Valley will
cross the region by tonight. High pressure will build in from the
Midwest Tuesday. Another cold front will approach from the west late
Wednesday into Thursday, then linger into Friday. Coastal low
pressure may develop Saturday.
$$
ANZ539-180800- Chester River to Queenstown MD- 233 PM EDT Mon Aug 17 2026 THIS AFTERNOON NW winds 5 kt. Waves less than 1 ft. Isolated showers and tstms. TONIGHT NW winds around 5 kt. Waves 1 ft or less. Scattered showers and tstms. TUE N winds 5 kt. Waves less than 1 ft. TUE NIGHT N winds around 5 kt. Waves 1 ft or less. WED W winds around 5 kt. Waves flat. WED NIGHT SW winds around 5 kt. Waves flat. A chance of showers. THU N winds around 5 kt. Waves 1 ft or less. A chance of showers in the morning, then a chance of tstms through the night. Showers likely. FRI NE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers through the day. A chance of tstms. Showers likely through the night. Winds and waves higher and visibilities lower in and near tstms. $$
ANZ539-180800- Chester River to Queenstown MD- 233 PM EDT Mon Aug 17 2026 THIS AFTERNOON NW winds 5 kt. Waves less than 1 ft. Isolated showers and tstms. TONIGHT NW winds around 5 kt. Waves 1 ft or less. Scattered showers and tstms. TUE N winds 5 kt. Waves less than 1 ft. TUE NIGHT N winds around 5 kt. Waves 1 ft or less. WED W winds around 5 kt. Waves flat. WED NIGHT SW winds around 5 kt. Waves flat. A chance of showers. THU N winds around 5 kt. Waves 1 ft or less. A chance of showers in the morning, then a chance of tstms through the night. Showers likely. FRI NE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers through the day. A chance of tstms. Showers likely through the night. Winds and waves higher and visibilities lower in and near tstms. $$