Coastal Waters Forecast
Issued by NWS Sterling, VA

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FZUS51 KLWX 210534
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Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
134 AM EDT Sat Sep 21 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.

ANZ500-212000-
134 AM EDT Sat Sep 21 2024

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

Low pressure will continue to drift off the Mid-Atlantic coast
through tonight with high pressure building north of the region. A
frontal system will move into the area Saturday afternoon before
stalling through Sunday. A strong front and area of low pressure
over the Great Lakes and Upper Midwest will approach the area during
 the early or middle part of next week. Small Craft Advisories may
be  needed for portions of the waters late Saturday through Sunday
night.

$$

ANZ535-212000-
Tidal Potomac from Key Bridge to Indian Head-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds around 5 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 kt. Waves less than 1 ft. Scattered showers
and tstms. Patchy fog. Vsby 1 NM or less.
.SUN...E winds 5 kt. Waves less than 1 ft. Patchy fog.
.SUN NIGHT...E winds around 5 kt. Waves 1 ft.
.MON...SE winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of
showers.
.TUE...SE winds 5 kt. Waves less than 1 ft. A chance of showers.
.WED...SE winds 5 kt. Waves less than 1 ft. A chance of showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ536-212000-
Tidal Potomac from Indian Head to Cobb Island-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.SAT...S winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers and
tstms. Patchy fog. Vsby 1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. Patchy fog.
.SUN NIGHT...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.
.MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of
showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 5 kt. Waves less than 1 ft. A chance of showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ537-212000-
Tidal Potomac from Cobb Island to Smith Point-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
Vsby 1 to 3 NM.
.SUN...E winds 5 to 10 kt. Waves 2 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 to 2 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers after midnight.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ530-212000-
Chesapeake Bay north of Pooles Island-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 kt. Waves flat.
.SAT...SE winds around 5 kt. Waves flat.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the night.
.WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the day. Showers likely through the night.

$$

ANZ531-212000-
Chesapeake Bay from Pooles Island to Sandy Point-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 kt. Waves less than 1 ft.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Vsby 1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 10 kt. Waves 1 ft. A chance of showers through the
day. Showers likely through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ538-212000-
Patapsco River including Baltimore Harbor-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft or less.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Vsby 1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the day. Showers likely through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ539-212000-
Chester River to Queenstown MD-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 kt. Waves less than 1 ft.
.SAT...S winds 5 kt. Waves flat.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through
the day. Showers likely through the night.

$$

ANZ532-212000-
Chesapeake Bay from Sandy Point to North Beach-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Vsby 1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers.
Patchy fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 10 kt. Waves 1 ft. A chance of showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ540-212000-
Eastern Bay-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 kt. Waves less than 1 ft.
.SAT...S winds around 5 kt. Waves flat.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ533-212000-
Chesapeake Bay from North Beach to Drum Point-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers.
Patchy fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of
showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ541-212000-
Choptank River to Cambridge MD and the Little Choptank River-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds around 5 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 NM or less.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers after midnight.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ542-212000-
Patuxent River to Broomes Island MD-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...S winds 5 kt. Waves less than 1 ft.
.SAT...SE winds around 5 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the
morning. A chance of showers through the night.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ534-212000-
Chesapeake Bay from Drum Point to Smith Point-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...SE winds 5 kt. Waves less than 1 ft.
.SAT...SE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 2 ft. Numerous showers. Vsby
1 to 3 NM.
.SUN...E winds 5 to 10 kt. Waves 2 ft. A chance of showers. Patchy
fog.
.SUN NIGHT...E winds 10 to 15 kt. Waves 2 ft.
.MON...E winds 5 to 10 kt. Waves 1 to 2 ft.
.MON NIGHT...E winds 10 kt. Waves 1 to 2 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.WED...SE winds 10 kt. Waves 1 ft. A chance of showers.

$$

ANZ543-212000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
134 AM EDT Sat Sep 21 2024

.OVERNIGHT...E winds 5 kt. Waves less than 1 ft.
.SAT...SE winds around 5 kt. Waves 1 ft.
.SAT NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby
1 to 3 NM.
.SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...E winds 10 kt. Waves 1 ft.
.TUE...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers after
midnight.
.WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

$$