National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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 
445
FZUS51 KLWX 191435
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1035 AM EDT Thu Sep 19 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.

ANZ500-192000-
1035 AM EDT Thu Sep 19 2024

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

Low pressure will remain off the coast while high pressure builds
in from the north through Saturday. A weak backdoor cold front may
push into the area by Sunday with an additional series of fronts set
 to impact the region early next week. Small Craft Advisories may be
 needed for portions of the waters late Saturday through Monday.

$$

ANZ535-192000-
Tidal Potomac from Key Bridge to Indian Head-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NE winds around 5 kt. Waves 1 ft.
.FRI NIGHT...SE winds around 5 kt. Waves 1 ft.
.SAT...E winds 5 kt. Waves less than 1 ft.
.SAT NIGHT...E winds 5 kt. Waves less than 1 ft.
.SUN...E winds 5 kt. Waves less than 1 ft.
.MON...E winds 5 kt. Waves less than 1 ft.

$$

ANZ536-192000-
Tidal Potomac from Indian Head to Cobb Island-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...SE winds 5 kt. Waves less than 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 kt. Waves less than 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ537-192000-
Tidal Potomac from Cobb Island to Smith Point-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 1 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 2 ft.
.SAT...NE winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft.
.SAT NIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft.
.SUN...NE winds 10 to 15 kt. Waves 2 ft.
.MON...NE winds 10 to 15 kt. Waves 2 ft.

$$

ANZ530-192000-
Chesapeake Bay north of Pooles Island-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...NE winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-192000-
Chesapeake Bay from Pooles Island to Sandy Point-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 kt. Waves 1 ft.
.SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...E winds 10 to 15 kt. Waves 1 ft.

$$

ANZ538-192000-
Patapsco River including Baltimore Harbor-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 kt. Waves less than 1 ft.
.TONIGHT...N winds 5 kt. Waves flat.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...E winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SUN...E winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ539-192000-
Chester River to Queenstown MD-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ532-192000-
Chesapeake Bay from Sandy Point to North Beach-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...N winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 to 15 kt. Waves 1 ft.
.SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...E winds 10 to 15 kt. Waves 1 to 2 ft.

$$

ANZ540-192000-
Eastern Bay-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 5 to 10 kt. Waves 1 ft.
.TONIGHT...E winds 5 kt. Waves less than 1 ft.
.FRI...N winds 5 kt. Waves less than 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 kt. Waves 1 ft.
.SUN...NE winds 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-192000-
Chesapeake Bay from North Beach to Drum Point-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 1 to 2 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...NE winds 10 to 15 kt. Waves 2 ft.
.MON...E winds 10 to 15 kt. Waves 2 ft.

$$

ANZ541-192000-
Choptank River to Cambridge MD and the Little Choptank River-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 kt. Waves less than 1 ft.
.FRI...N winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...E winds 10 to 15 kt. Waves 1 ft.

$$

ANZ542-192000-
Patuxent River to Broomes Island MD-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 1 ft.
.TONIGHT...NW winds 5 kt. Waves less than 1 ft.
.FRI...NE winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SAT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.SUN...NE winds 5 to 10 kt. Waves 1 ft.
.MON...E winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-192000-
Chesapeake Bay from Drum Point to Smith Point-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 2 ft.
.TONIGHT...N winds 5 to 10 kt...becoming E after midnight, then
becoming N late. Waves 1 to 2 ft.
.FRI...N winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...E winds 10 kt. Waves 2 ft.
.SAT...NE winds 10 kt with gusts to 20 kt. Waves 2 ft.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SUN...NE winds 10 to 15 kt. Waves 2 ft.
.MON...NE winds 10 to 15 kt. Waves 2 ft.

$$

ANZ543-192000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1035 AM EDT Thu Sep 19 2024

.REST OF TODAY...N winds 10 kt. Waves 1 ft.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.FRI...N winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft.
.SAT...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft.
.MON...NE winds 10 to 15 kt. Waves 1 to 2 ft.

$$