166
FZUS51 KLWX 200916
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
516 AM EDT Mon May 20 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.

ANZ500-202100-
516 AM EDT Mon May 20 2024

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

High pressure will build over the waters through Tuesday. A strong
cold front will approach the waters Wednesday into Thursday. This
frontal system will settle south of the area by the end of the work
week. Small Craft Advisories may be needed for portions of the
waters Wednesday.

$$

ANZ535-202100-
Tidal Potomac from Key Bridge to Indian Head-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy fog this
morning with vsby 1 to 3 NM.
.TONIGHT...S winds around 5 kt. Waves 1 ft.
.TUE...S winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 kt. Waves less than 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 5 kt. Waves less than 1 ft.
.THU...W winds around 5 kt. Waves 1 ft or less. A chance of showers
and tstms.
.FRI...W winds around 5 kt. Waves 1 ft or less. A chance of showers.
A chance of tstms through the night.

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

$$

ANZ536-202100-
Tidal Potomac from Indian Head to Cobb Island-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy fog this
morning with vsby 1 to 3 NM.
.TONIGHT...S winds around 5 kt. Waves 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 kt. Waves less than 1 ft.
.WED NIGHT...S winds 5 kt. Waves less than 1 ft.
.THU...SW winds around 5 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...W winds around 5 kt. Waves 1 ft. A chance of showers and
tstms.

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

$$

ANZ537-202100-
Tidal Potomac from Cobb Island to Smith Point-
516 AM EDT Mon May 20 2024

.TODAY...E winds 5 kt. Waves less than 1 ft. Patchy fog this morning
with vsby 1 to 3 NM.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.TUE...SE winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby
1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...SE winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.

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

$$

ANZ530-202100-
Chesapeake Bay north of Pooles Island-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy fog this
morning with vsby 1 to 3 NM.
.TONIGHT...S winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to
3 NM.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...NW winds around 5 kt. Waves 1 ft. A chance of showers through
the night.

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

$$

ANZ531-202100-
Chesapeake Bay from Pooles Island to Sandy Point-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves flat. Patchy fog this morning with
vsby 1 to 3 NM.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers
through the night.

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

$$

ANZ538-202100-
Patapsco River including Baltimore Harbor-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves flat. Patchy fog this morning with
vsby 1 to 3 NM.
.TONIGHT...S winds 5 kt. Waves flat.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 5 to 10 kt. Waves 1 ft or less.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.FRI...W winds around 5 kt. Waves flat. A chance of showers.

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

$$

ANZ539-202100-
Chester River to Queenstown MD-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves flat. Patchy fog this morning with
vsby 1 to 3 NM.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...SW winds 5 kt. Waves flat. A chance of showers through the
night.

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

$$

ANZ532-202100-
Chesapeake Bay from Sandy Point to North Beach-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy fog this
morning with vsby 1 to 3 NM.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 to 2 ft.
.WED NIGHT...S winds 10 kt. Waves 2 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...SW winds 5 kt. Waves less than 1 ft. A chance of showers.

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

$$

ANZ540-202100-
Eastern Bay-
516 AM EDT Mon May 20 2024

.TODAY...SE winds 5 kt. Waves flat. Patchy fog this morning with
vsby 1 to 3 NM.
.TONIGHT...S winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...SW winds 5 kt. Waves flat. A chance of showers through the
night.

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

$$

ANZ533-202100-
Chesapeake Bay from North Beach to Drum Point-
516 AM EDT Mon May 20 2024

.TODAY...E winds 5 kt. Waves less than 1 ft. Patchy fog this morning
with vsby 1 to 3 NM.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 to 2 ft.
.WED NIGHT...S winds 10 kt. Waves 2 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.

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

$$

ANZ541-202100-
Choptank River to Cambridge MD and the Little Choptank River-
516 AM EDT Mon May 20 2024

.TODAY...NE winds 5 kt. Waves flat. Patchy fog this morning with
vsby 1 to 3 NM.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and
tstms.
.FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms through the night.

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

$$

ANZ542-202100-
Patuxent River to Broomes Island MD-
516 AM EDT Mon May 20 2024

.TODAY...E winds 5 kt. Waves less than 1 ft. Patchy fog this morning
with vsby 1 to 3 NM.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby
1 to 3 NM.
.TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.THU...SW winds 5 kt. Waves less than 1 ft. A chance of showers and
tstms.
.FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers. A
chance of tstms through the night.

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

$$

ANZ534-202100-
Chesapeake Bay from Drum Point to Smith Point-
516 AM EDT Mon May 20 2024

.TODAY...NE winds 5 to 10 kt...becoming S late. Waves 1 ft or less.
Patchy fog this morning with vsby 1 to 3 NM.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 10 to 15 kt. Gusts up to 20 kt in the afternoon.
Waves 1 to 2 ft.
.WED NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.THU...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and
tstms.
.FRI...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of
showers. A chance of tstms through the night.

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

$$

ANZ543-202100-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
516 AM EDT Mon May 20 2024

.TODAY...NE winds 5 to 10 kt...becoming NW late. Waves 1 ft or less.
Patchy fog this morning with vsby 1 to 3 NM.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to
3 NM.
.TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to
3 NM.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt. Waves 1 ft.
.WED NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.THU...SW winds 10 to 15 kt. Waves 1 ft. A chance of showers and
tstms through the night.
.FRI...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of
showers and tstms through the night.

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

$$