fzus51 klwx 192057
cwflwx
expires:202603200800;;971591

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz531-200800-
chesapeake bay from pooles island to sandy point-
457 pm edt thu mar 19 2026

...small craft advisory in effect until 10 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...s winds 15 kt with gusts to 20 kt. waves
2 ft. 
.tonight...s winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.fri...s winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
scattered showers. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
numerous showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...e winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw 15 to 20 kt after midnight.
waves 1 to 2 ft. a chance of rain after midnight. 
.mon...nw winds 15 to 20 kt. waves 2 to 3 ft. a chance of rain in
the morning.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971594

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz532-200800-
chesapeake bay from sandy point to north beach-
457 pm edt thu mar 19 2026

...small craft advisory in effect until 10 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...s winds 15 kt with gusts to 20 kt. waves
2 ft. 
.tonight...s winds 5 to 10 kt. gusts up to 25 kt. waves 1 to 2 ft. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft...
building to 3 ft in the afternoon. scattered showers. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. numerous showers. 
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw 15 to 20 kt after midnight.
waves 1 to 2 ft. a chance of rain after midnight. 
.mon...nw winds 15 to 20 kt. waves 2 to 3 ft. a chance of rain in
the morning.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971596

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz533-200800-
chesapeake bay from north beach to drum point-
457 pm edt thu mar 19 2026

...small craft advisory in effect until 10 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...se winds 15 kt with gusts to 20 kt. waves
2 ft. 
.tonight...s winds 10 to 15 kt. gusts up to 20 kt until early
morning. waves 1 to 2 ft. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
numerous showers. 
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 5 to 10 kt...increasing to 15 to 20 kt. waves 1 to
2 ft. a chance of rain after midnight. 
.mon...nw winds 15 to 20 kt. waves 3 ft. a chance of rain in the
morning.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971599

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz534-200800-
chesapeake bay from drum point to smith point-
457 pm edt thu mar 19 2026

...small craft advisory in effect until 10 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...se winds 10 kt with gusts to 20 kt. waves
2 ft. 
.tonight...s winds 5 to 10 kt with gusts to 20 kt. waves 2 ft. 
.fri...s winds 15 to 20 kt with gusts to 25 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
numerous showers. 
.sat...nw winds 5 to 10 kt. waves 1 to 2 ft. 
.sat night...se winds 5 to 10 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt...increasing to 15 to 20 kt. waves 1 to
2 ft...building to 3 ft after midnight. 
.mon...nw winds 15 to 20 kt...becoming n 20 to 25 kt. waves 3 ft.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971587

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz535-200800-
tidal potomac from key bridge to indian head-
457 pm edt thu mar 19 2026

...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...sw winds 5 kt. waves less than 1 ft. 
.tonight...s winds around 5 kt. waves 1 ft. 
.fri...s winds 5 to 10 kt. gusts up to 25 kt in the afternoon. waves
1 ft. scattered showers. 
.fri night...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
numerous showers. 
.sat...nw winds 5 kt. waves less than 1 ft. 
.sat night...e winds around 5 kt. waves 1 ft. 
.sun...s winds 5 to 10 kt. waves 1 ft. a chance of rain after
midnight. 
.mon...nw winds 10 to 15 kt. waves 1 ft. a chance of rain in the
morning.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971588

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz536-200800-
tidal potomac from indian head to cobb island-
457 pm edt thu mar 19 2026

...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...s winds 5 kt. waves less than 1 ft.
.tonight...s winds 5 kt. waves less than 1 ft. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri night...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
numerous showers. 
.sat...nw winds 5 kt. waves less than 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw after midnight. waves 1 ft.
a chance of rain after midnight. 
.mon...nw winds 10 to 15 kt. waves 1 to 2 ft. a chance of rain in
the morning.  

$$

fzus51 klwx 192057
cwflwx
expires:202603200800;;971589

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt thu mar 19 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.


anz537-200800-
tidal potomac from cobb island to smith point-
457 pm edt thu mar 19 2026

...small craft advisory in effect from friday morning through late
friday night...

.rest of this afternoon...se winds 10 kt. waves 1 ft. 
.tonight...s winds 5 to 10 kt. waves 1 ft. 
.fri...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. 
.fri night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
numerous showers. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...se winds 5 kt. waves less than 1 ft. 
.sun...s winds 10 to 15 kt...becoming sw 15 to 20 kt after midnight.
waves 1 to 2 ft. 
.mon...nw winds 15 to 20 kt...becoming n. waves 2 to 3 ft.  

$$