Coastal Waters Forecast
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 
000
FZUS51 KLWX 250050
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
849 PM EDT Wed Apr 24 2024

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.

ANZ500-250800-
849 PM EDT Wed Apr 24 2024

.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...

High pressure will build across the region for the end of the week,
then move offshore over the weekend. Small Craft Advisories will
likely be needed both Friday and Saturday afternoons.

$$

ANZ535-250800-
Tidal Potomac from Key Bridge to Indian Head-
849 PM EDT Wed Apr 24 2024

.TONIGHT...N winds 10 kt. Waves 1 ft. Isolated showers after
midnight.
.THU...NE winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...E winds around 5 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ536-250800-
Tidal Potomac from Indian Head to Cobb Island-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Waves 1 ft.
.THU...NE winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...E winds 5 kt. Waves less than 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ537-250800-
Tidal Potomac from Cobb Island to Smith Point-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...NE winds 5 kt...becoming N 10 to 15 kt with gusts to
25 kt after midnight. Waves 1 to 2 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt until late afternoon.
Waves 1 to 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI...E winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 2 ft.
.SAT...SE winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...S winds 10 kt with gusts to 20 kt. Waves 2 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ530-250800-
Chesapeake Bay north of Pooles Island-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.THU NIGHT...SE winds around 5 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft or less.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SUN...SW winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-250800-
Chesapeake Bay from Pooles Island to Sandy Point-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.TONIGHT...N winds 5 kt...increasing to 15 kt with gusts to 20 kt
late this evening and overnight. Waves 2 ft.
.THU...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 to 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 2 ft.
.SAT...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves 1 to 2 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ538-250800-
Patapsco River including Baltimore Harbor-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT THURSDAY...

.TONIGHT...NW winds 10 to 15 kt...becoming N after midnight. Gusts
up to 20 kt. Waves 1 ft.
.THU...NE winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...S winds 10 kt. Waves 1 ft.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft or less.

$$

ANZ539-250800-
Chester River to Queenstown MD-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...

.TONIGHT...N winds 5 to 10 kt with gusts to 20 kt... increasing to
15 kt with gusts to 20 kt after midnight. Waves 2 ft. Isolated
showers after midnight.
.THU...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft or less.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves 1 ft.
.SAT NIGHT...S winds 10 kt with gusts to 20 kt. Waves 1 ft.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ532-250800-
Chesapeake Bay from Sandy Point to North Beach-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...N winds 5 to 10 kt with gusts to 20 kt... increasing to
15 kt with gusts to 25 kt after midnight. Waves 1 to 2 ft. Isolated
showers after midnight.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 to 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 2 ft.
.SAT...SE winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves 1 to 2 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...S winds 5 to 10 kt. Waves 1 to 2 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ540-250800-
Eastern Bay-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...N winds 5 to 10 kt...increasing to 15 kt with gusts to
20 kt after midnight. Waves 1 ft. Isolated showers after midnight.
.THU...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt late. Waves 1 ft. Scattered showers.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves 1 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-250800-
Chesapeake Bay from North Beach to Drum Point-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...N winds 10 to 15 kt. Gusts up to 25 kt. Waves 2 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 to 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 2 ft.
.SAT...SE winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves 2 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...S winds 5 to 10 kt. Waves 1 to 2 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ541-250800-
Choptank River to Cambridge MD and the Little Choptank River-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...N winds 10 to 15 kt. Gusts up to 25 kt. Waves 1 to 2 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 to 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves 1 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SUN...S winds 5 to 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-250800-
Patuxent River to Broomes Island MD-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...NE winds 5 kt...becoming N with gusts to 20 kt after
midnight. Waves 1 ft.
.THU...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Gusts up to 20 kt in the afternoon.
Waves 1 ft.
.SAT NIGHT...S winds 10 kt with gusts to 20 kt. Waves 1 ft.
.SUN...SW winds 10 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-250800-
Chesapeake Bay from Drum Point to Smith Point-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...W winds 5 kt...becoming N 15 kt with gusts to 25 kt after
midnight. Waves 1 to 2 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 25 kt. Waves 2 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.FRI...E winds 5 to 10 kt. Waves 1 to 2 ft.
.FRI NIGHT...E winds 10 kt with gusts to 20 kt. Waves 2 ft.
.SAT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...S winds 10 to 15 kt. Waves 2 ft.
.MON...S winds 5 to 10 kt. Waves 1 to 2 ft.

$$

ANZ543-250800-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
849 PM EDT Wed Apr 24 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH
THURSDAY MORNING...

.TONIGHT...S winds 10 kt...becoming NW late this evening, then
becoming N 10 to 15 kt with gusts to 25 kt after midnight. Waves
1 ft.
.THU...NE winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves
1 ft.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...E winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SUN...S winds 10 to 15 kt. Waves 1 ft.
.MON...S winds 5 to 10 kt. Waves 1 ft.

$$
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.