fzus51 klwx 182137
cwflwx
expires:202610190900;;330077

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz531-190900-
chesapeake bay from pooles island to sandy point-
537 pm edt sun oct 18 2026

...small craft advisory in effect from monday morning through monday
afternoon...

.tonight...ne winds 5 to 10 kt. waves 1 ft. 
.mon...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon night...n winds 15 to 20 kt. gusts up to 25 kt. waves 2 to
3 ft. 
.tue...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft. 
.tue night...n winds 15 to 20 kt. waves 2 to 3 ft. 
.wed...n winds 15 to 20 kt. waves 2 ft. 
.wed night...n winds 10 to 15 kt. waves 2 ft. 
.thu...n winds 15 to 20 kt. waves 2 ft. 
.fri...n winds 15 to 20 kt. waves 2 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330080

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz532-190900-
chesapeake bay from sandy point to north beach-
537 pm edt sun oct 18 2026

...small craft advisory in effect through monday afternoon...

.tonight...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.mon...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon night...n winds 20 to 25 kt with gusts to 30 kt. waves 2 to
3 ft. 
.tue...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.tue night...n winds 20 to 25 kt. waves 2 to 3 ft. 
.wed...n winds 20 to 25 kt. waves 2 to 3 ft. 
.wed night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...n winds 15 to 20 kt. waves 2 to 3 ft. 
.fri...ne winds 15 to 20 kt. waves 2 to 3 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330082

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz533-190900-
chesapeake bay from north beach to drum point-
537 pm edt sun oct 18 2026

...small craft advisory in effect through monday afternoon...

.tonight...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. 
.mon...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.mon night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.tue...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.tue night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.wed...n winds 20 to 25 kt. waves 3 ft. 
.wed night...n winds 15 to 20 kt. waves 3 ft. 
.thu...n winds 15 to 20 kt. waves 2 to 3 ft. 
.fri...ne winds 15 to 20 kt. waves 2 to 3 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330085

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz534-190900-
chesapeake bay from drum point to smith point-
537 pm edt sun oct 18 2026

...small craft advisory in effect through monday afternoon...
...gale watch in effect from monday evening through tuesday
morning...

.tonight...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft...building to 4 ft late. 
.mon...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. 
.mon night...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. 
.tue...n winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. 
.tue night...n winds 20 to 25 kt. waves 4 ft. 
.wed...n winds 20 to 25 kt. waves 4 ft. 
.wed night...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.thu...n winds 15 to 20 kt. waves 2 to 3 ft. 
.fri...ne winds 15 to 20 kt. waves 3 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330073

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz535-190900-
tidal potomac from key bridge to indian head-
537 pm edt sun oct 18 2026

.tonight...n winds 5 kt. waves less than 1 ft. 
.mon...n winds 5 to 10 kt. waves 1 ft. 
.mon night...n winds 5 to 10 kt. waves 1 ft. 
.tue...n winds 10 kt with gusts to 20 kt. waves 1 ft. 
.tue night...n winds 5 to 10 kt. waves 1 ft. 
.wed...n winds 5 to 10 kt. waves 1 ft. 
.wed night...n winds 5 to 10 kt. waves 1 ft. 
.thu...n winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330074

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz536-190900-
tidal potomac from indian head to cobb island-
537 pm edt sun oct 18 2026

...small craft advisory in effect from monday morning through monday
afternoon...

.tonight...ne winds 5 to 10 kt. waves 1 ft. 
.mon...n winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.tue...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.tue night...n winds 10 kt. waves 1 ft. 
.wed...n winds 5 to 10 kt. waves 1 ft. 
.wed night...n winds 5 to 10 kt. waves 1 ft. 
.thu...n winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 182137
cwflwx
expires:202610190900;;330075

coastal waters forecast
national weather service baltimore md/washington dc
537 pm edt sun oct 18 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.


anz537-190900-
tidal potomac from cobb island to smith point-
537 pm edt sun oct 18 2026

...small craft advisory in effect through monday afternoon...

.tonight...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. 
.mon...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.mon night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.tue...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. 
.tue night...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.wed...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.wed night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu...n winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...ne winds 10 to 15 kt. waves 2 to 3 ft.  

$$