fzus51 klwx 220259
cwflwx
expires:202609220800;;848905

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz531-220800-
chesapeake bay from pooles island to sandy point-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...

.rest of tonight...e winds 15 to 20 kt with gusts to 25 kt. waves
2 to 3 ft. a chance of showers late this evening, then showers
likely with a slight chance of tstms. 
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers likely. 
.wed...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. showers
likely. 
.wed night...ne winds 20 kt with gusts to 35 kt. waves 4 ft. 
.thu...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. 
.thu night...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.fri...n winds 20 to 25 kt. waves 3 ft. 
.sat...n winds 15 to 20 kt. waves 2 to 3 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848908

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz532-220800-
chesapeake bay from sandy point to north beach-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...

.rest of tonight...e winds 15 to 20 kt with gusts to 25 kt. waves
2 to 3 ft. a chance of showers late this evening, then showers
likely with a slight chance of tstms. 
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. showers
likely. 
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely. 
.wed...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. rain
likely. 
.wed night...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. 
.thu...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. 
.thu night...n winds 20 to 25 kt. waves 3 ft. 
.fri...n winds 20 to 25 kt. waves 3 ft. 
.sat...n winds 20 to 25 kt. waves 2 to 3 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848910

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz533-220800-
chesapeake bay from north beach to drum point-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...
...gale watch in effect from wednesday morning through late
wednesday night...

.rest of tonight...e winds 15 to 20 kt with gusts to 25 kt. waves
2 to 3 ft. a slight chance of showers late this evening, then
showers likely with a slight chance of tstms. 
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely. 
.wed...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. rain
likely. 
.wed night...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. a
chance of rain. 
.thu...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. 
.thu night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri...n winds 20 to 25 kt. waves 4 ft. 
.sat...nw winds 20 to 25 kt. waves 3 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848913

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz534-220800-
chesapeake bay from drum point to smith point-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...
...gale watch in effect from wednesday morning through thursday
afternoon...

.rest of tonight...e winds 15 kt with gusts to 20 kt. waves 3 ft. a
chance of showers with a slight chance of tstms. 
.tue...e winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. showers
likely. 
.tue night...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. a
chance of showers. 
.wed...ne winds 20 to 25 kt with gusts to 40 kt. waves 5 ft. rain.
.wed night...ne winds 25 kt with gusts to 40 kt. waves 6 ft. a
chance of rain. 
.thu...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. 
.thu night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.fri...n winds 20 to 25 kt. waves 4 ft. 
.sat...nw winds 20 to 25 kt. waves 3 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848901

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz535-220800-
tidal potomac from key bridge to indian head-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...

.rest of tonight...e winds 10 kt. waves 1 ft. a chance of showers
with a slight chance of tstms late this evening, then showers with a
chance of tstms. 
.tue...ne winds 10 kt with gusts to 20 kt. waves 1 ft. showers with
a chance of tstms. patchy fog. vsby 1 nm or less. 
.tue night...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
showers. patchy fog. vsby 1 nm or less. 
.wed...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. rain
likely. 
.wed night...ne winds 10 kt with gusts to 20 kt. waves 1 ft. a
chance of rain. 
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.thu night...n winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...nw winds 10 to 15 kt. waves 1 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848902

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz536-220800-
tidal potomac from indian head to cobb island-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...

.rest of tonight...e winds 10 kt with gusts to 20 kt. waves 1 ft. a
chance of showers with a slight chance of tstms late this evening,
then showers with a chance of tstms. 
.tue...ne winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. showers
with a chance of tstms. patchy fog. vsby 1 nm or less. 
.tue night...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
showers. patchy fog. vsby 1 nm or less. 
.wed...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. rain.
patchy fog. 
.wed night...ne winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. a
chance of rain. 
.thu...ne winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.thu night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri...n winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...nw winds 10 to 15 kt. waves 1 ft.  

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

$$

fzus51 klwx 220259
cwflwx
expires:202609220800;;848903

coastal waters forecast
national weather service baltimore md/washington dc
1059 pm edt mon sep 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.


anz537-220800-
tidal potomac from cobb island to smith point-
1059 pm edt mon sep 21 2026

...small craft advisory in effect through late tuesday night...
...gale watch in effect from wednesday morning through late
wednesday night...

.rest of tonight...e winds 15 kt with gusts to 20 kt. waves 3 ft. a
slight chance of showers late this evening, then a chance of showers
with a slight chance of tstms. 
.tue...e winds 15 to 20 kt. gusts up to 25 kt... increasing to 30 kt
late. waves 3 ft. showers with a chance of tstms. patchy fog. vsby
1 nm or less. 
.tue night...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft.
showers likely with a chance of tstms. 
.wed...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. rain.
.wed night...ne winds 20 to 25 kt with gusts to 40 kt. waves 5 ft. a
chance of rain. 
.thu...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. 
.thu night...n winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. 
.fri...n winds 15 to 20 kt. waves 3 ft. 
.sat...nw winds 15 to 20 kt. waves 2 to 3 ft.  

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

$$