fzus51 klwx 220003
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coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz531-221315-
chesapeake bay from pooles island to sandy point-
803 pm edt sat mar 21 2026

.tonight...se winds 5 kt...becoming s after midnight. waves 1 ft or
less. 
.sun...s winds 5 to 10 kt. waves 1 to 2 ft. patchy fog. vsby 1 nm or
less. 
.sun night...s winds 10 to 15 kt...becoming nw after midnight. waves
1 to 2 ft. showers likely. 
.mon...n winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. showers
likely. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.tue...n winds 5 to 10 kt...becoming s in the afternoon. waves 1 ft.
.tue night...s winds 5 to 10 kt. waves 1 ft. 
.wed...s winds 10 to 15 kt. waves 1 ft. 
.thu...s winds 15 to 20 kt...becoming w after midnight. waves 2 ft.
a chance of rain through the night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083533

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz532-221315-
chesapeake bay from sandy point to north beach-
803 pm edt sat mar 21 2026

.tonight...e winds 5 kt...becoming s late this evening and
overnight. waves 1 ft or less. patchy dense fog after midnight with
vsby 1 nm or less. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft. patchy fog. vsby 1 nm
or less. 
.sun night...sw winds 10 to 15 kt...becoming nw late. waves 2 ft.
showers likely. 
.mon...n winds 15 to 20 kt. waves 2 ft. showers likely. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.tue...ne winds 5 to 10 kt. waves 1 ft. 
.tue night...s winds 10 to 15 kt. waves 1 ft. 
.wed...s winds 10 to 15 kt. waves 1 to 2 ft. 
.thu...s winds 15 to 20 kt...becoming sw after midnight. waves 2 to
3 ft. a chance of rain through the night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083535

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz533-221315-
chesapeake bay from north beach to drum point-
803 pm edt sat mar 21 2026

.tonight...e winds 5 kt...becoming s late this evening and
overnight. waves 1 ft. patchy dense fog after midnight with vsby
1 nm or less. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft. patchy fog. vsby 1 nm
or less. 
.sun night...sw winds 10 to 15 kt...becoming nw late. waves 2 ft. a
chance of showers. 
.mon...n winds 15 to 20 kt. waves 3 ft. a chance of rain. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.tue...n winds 10 to 15 kt...becoming ne 5 kt in the afternoon.
waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt. waves 1 ft. 
.wed...s winds 10 to 15 kt. waves 1 to 2 ft. 
.thu...s winds 15 to 20 kt...becoming sw 20 to 25 kt after midnight.
waves 2 to 3 ft. a chance of rain through the night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083538

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz534-221315-
chesapeake bay from drum point to smith point-
803 pm edt sat mar 21 2026

.tonight...se winds 10 kt. waves 1 ft. patchy dense fog after
midnight with vsby 1 nm or less. 
.sun...s winds 10 to 15 kt. waves 1 to 2 ft. patchy fog. vsby 1 nm
or less. 
.sun night...sw winds 10 to 15 kt...becoming w late. waves 2 ft. a
chance of showers. 
.mon...n winds 15 to 20 kt. waves 3 ft. a chance of rain. 
.mon night...n winds 15 kt with gusts to 20 kt. waves 3 ft. 
.tue...n winds 10 to 15 kt. waves 1 to 2 ft. 
.tue night...s winds 10 to 15 kt. waves 1 to 2 ft. 
.wed...s winds 10 to 15 kt. waves 1 to 2 ft. 
.thu...s winds 15 to 20 kt...becoming sw 20 to 25 kt after midnight.
waves 2 to 3 ft. a chance of rain through the night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083526

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz535-221315-
tidal potomac from key bridge to indian head-
803 pm edt sat mar 21 2026

...small craft advisory in effect sunday afternoon...

.tonight...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 ft. 
.sun night...sw winds 5 to 10 kt...becoming nw late. gusts up to
20 kt. waves 1 ft. showers likely. 
.mon...n winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
showers likely. 
.mon night...n winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 ft. 
.tue...ne winds around 5 kt. waves 1 ft. 
.tue night...s winds 5 kt. waves less than 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of rain through the
night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083527

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz536-221315-
tidal potomac from indian head to cobb island-
803 pm edt sat mar 21 2026

...small craft advisory in effect sunday afternoon...

.tonight...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt. waves 1 ft. 
.sun night...sw winds 10 to 15 kt...becoming nw late. waves 1 ft. a
chance of showers. 
.mon...n winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. a chance
of rain. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.tue...ne winds around 5 kt. waves 1 ft. 
.tue night...s winds 5 kt. waves less than 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 10 to 15 kt. waves 1 ft. a chance of rain through
the night.  

$$

fzus51 klwx 220003
cwflwx
expires:202603221315;;083528

coastal waters forecast
national weather service baltimore md/washington dc
803 pm edt sat mar 21 2026

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.  waves flat where waters are iced over.


anz537-221315-
tidal potomac from cobb island to smith point-
803 pm edt sat mar 21 2026

.tonight...se winds 5 to 10 kt. waves 1 ft. patchy fog after
midnight with vsby 1 nm or less. 
.sun...s winds 5 to 10 kt. waves 1 ft. patchy fog. vsby 1 nm or
less. 
.sun night...sw winds 10 to 15 kt...becoming w late. waves 1 ft. a
chance of showers. 
.mon...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a chance
of rain. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.tue...ne winds 5 to 10 kt. waves 1 to 2 ft. 
.tue night...s winds 5 to 10 kt. waves 1 ft. 
.wed...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 15 to 20 kt. waves 1 to 2 ft. a chance of rain
through the night.  

$$