Hazardous marine condition(s):
Small Craft Advisory
ANZ500-190800-
304 PM EDT Sat Apr 18 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A cold front approaching the Appalachians will cross the Mid-
Atlantic tonight, then move offshore Sunday morning. A secondary
cold front will follow in its wake Sunday night into Monday morning.
High pressure will build in behind these fronts late Monday through
Tuesday. Another front looks to drop in from the north Wednesday.
Small Craft Advisories may be needed Monday morning through Monday
evening in northwest flow, and late Tuesday into Wednesday in south
to southwest flow.
$$
ANZ539-190800- Chester River to Queenstown MD- 304 PM EDT Sat Apr 18 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON REST OF THIS AFTERNOON SE winds 10 kt. Waves 1 ft. TONIGHT SE winds 5 to 10 kt...becoming N late. Waves 1 ft. SUN NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. SUN NIGHT NW winds 10 to 15 kt. Waves 1 to 2 ft. MON NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. MON NIGHT N winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves 1 to 2 ft. TUE W winds 5 kt...becoming S 10 to 15 kt. Waves 1 ft. WED SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 ft or less. A chance of showers. $$
ANZ539-190800- Chester River to Queenstown MD- 304 PM EDT Sat Apr 18 2026 SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON REST OF THIS AFTERNOON SE winds 10 kt. Waves 1 ft. TONIGHT SE winds 5 to 10 kt...becoming N late. Waves 1 ft. SUN NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. SUN NIGHT NW winds 10 to 15 kt. Waves 1 to 2 ft. MON NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. MON NIGHT N winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves 1 to 2 ft. TUE W winds 5 kt...becoming S 10 to 15 kt. Waves 1 ft. WED SW winds 10 to 15 kt...becoming N 5 kt. Waves 1 ft or less. A chance of showers. $$