National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Coastal Waters Forecast
Issued by NWS Sterling, VA

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804
FZUS51 KLWX 180834
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
434 AM EDT Sat May 18 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.

ANZ500-182300-
434 AM EDT Sat May 18 2024

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

Low pressure will progress offshore this weekend. High pressure will
 build over the waters on Monday and Tuesday, before a strong cold
front approaches during the middle of the week. Small Craft
Advisories may be needed for portions of the waters this weekend.

$$

ANZ535-182300-
Tidal Potomac from Key Bridge to Indian Head-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers. Vsby 1 to 3 NM.
.TODAY...E winds 5 kt. Waves less than 1 ft. Showers. Vsby 1 to
3 NM.
.TONIGHT...NE winds 5 kt. Waves less than 1 ft. A chance of showers.
Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 5 kt. Waves less than 1 ft.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...E winds around 5 kt. Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...S winds around 5 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ536-182300-
Tidal Potomac from Indian Head to Cobb Island-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers. Vsby 1 to 3 NM.
.TODAY...E winds 5 to 10 kt. Waves 1 ft. Showers. Vsby 1 NM or less.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...NE winds around 5 kt. Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...SE winds around 5 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ537-182300-
Tidal Potomac from Cobb Island to Smith Point-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers.
.TODAY...E winds 5 to 10 kt. Waves 2 ft. Showers. Vsby 1 to 3 NM.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN NIGHT...NE winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ530-182300-
Chesapeake Bay north of Pooles Island-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. A
chance of showers.
.TODAY...SE winds 5 kt. Waves less than 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...S winds around 5 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ531-182300-
Chesapeake Bay from Pooles Island to Sandy Point-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 10 kt. Waves 1 ft. A chance of
showers.
.TODAY...SE winds 5 to 10 kt. Waves 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.
.MON NIGHT...S winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ538-182300-
Patapsco River including Baltimore Harbor-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers likely.
.TODAY...SE winds 5 kt. Waves less than 1 ft. Showers.
.TONIGHT...E winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to
3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 kt. Waves flat.
.MON NIGHT...S winds 5 kt. Waves flat.
.TUE...S winds around 5 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers
through the night.

$$

ANZ539-182300-
Chester River to Queenstown MD-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. A
chance of showers.
.TODAY...SE winds 5 to 10 kt. Waves 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 kt. Waves flat.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.

$$

ANZ532-182300-
Chesapeake Bay from Sandy Point to North Beach-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 10 kt. Waves 1 ft. Showers likely.
.TODAY...SE winds 5 to 10 kt. Waves 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 to 2 ft.

$$

ANZ540-182300-
Eastern Bay-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. A
chance of showers.
.TODAY...E winds 5 kt. Waves less than 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-182300-
Chesapeake Bay from North Beach to Drum Point-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers likely.
.TODAY...SE winds 5 to 10 kt. Waves 1 ft. Showers likely.
.TONIGHT...E winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft.
A chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 to 2 ft.

$$

ANZ541-182300-
Choptank River to Cambridge MD and the Little Choptank River-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. A
chance of showers.
.TODAY...E winds 5 to 10 kt. Waves 1 ft. Showers likely.
.TONIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A
chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-182300-
Patuxent River to Broomes Island MD-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers.
.TODAY...SE winds 5 to 10 kt. Waves 1 ft. Showers.
.TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...NE winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-182300-
Chesapeake Bay from Drum Point to Smith Point-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
Showers likely.
.TODAY...E winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
Showers.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A
chance of showers.
.SUN NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.MON...NE winds 5 to 10 kt. Waves 1 to 2 ft.
.MON NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt...becoming S after midnight. Waves 1 ft.
.WED...S winds 10 to 15 kt. Waves 1 to 2 ft.

$$

ANZ543-182300-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
434 AM EDT Sat May 18 2024

.REST OF THE OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. A
chance of showers.
.TODAY...E winds 5 to 10 kt. Waves 1 ft. Showers.
.TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A
chance of showers. Patchy fog. Vsby 1 to 3 NM.
.SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A
chance of showers.
.SUN NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt...becoming S after midnight. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.

$$