fzus51 klwx 161435
cwflwx
expires:202509162000;;082080

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz531-162000-
chesapeake bay from pooles island to sandy point-
1034 am edt tue sep 16 2025

...small craft advisory in effect through late tonight...

.rest of today...ne winds 20 kt with gusts to 30 kt. waves 3 ft. a
chance of showers with a slight chance of tstms. vsby 1 nm or less
this afternoon. 
.tonight...ne winds 20 to 25 kt. waves 3 ft. showers likely. 
.wed...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers. vsby 1 to 3 nm. 
.wed night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.thu...n winds 5 to 10 kt. waves 1 ft. 
.thu night...sw winds 5 kt. waves less than 1 ft. 
.fri...n winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 10 to 15 kt...diminishing to 5 to 10 kt after
midnight. waves 1 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082083

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz532-162000-
chesapeake bay from sandy point to north beach-
1034 am edt tue sep 16 2025

...small craft advisory in effect through late tonight...

.rest of today...ne winds 25 kt with gusts to 30 kt. waves 3 ft.
showers likely. a slight chance of tstms late this morning, then a
chance of tstms this afternoon. 
.tonight...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely. vsby 1 nm or less. 
.wed...ne winds 20 to 25 kt...diminishing to 15 kt in the afternoon.
waves 2 to 3 ft. showers. vsby 1 nm or less. 
.wed night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely. 
.thu...n winds 5 to 10 kt. waves 1 ft. 
.thu night...sw winds 5 to 10 kt. waves 1 ft or less.
.fri...n winds 5 to 10 kt. waves 1 ft or less. 
.sat...e winds 10 to 15 kt...becoming 10 kt after midnight. waves
1 to 2 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082085

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz533-162000-
chesapeake bay from north beach to drum point-
1034 am edt tue sep 16 2025

...gale warning in effect until 9 pm edt this evening...

.rest of today...ne winds 25 to 30 kt. waves 5 ft... except around
3 ft near the mouth of the choptank. showers likely with a chance of
tstms. 
.tonight...ne winds 25 to 30 kt. waves 4 ft. showers likely with a
chance of tstms. vsby 1 nm or less. 
.wed...ne winds 20 to 25 kt...diminishing to 10 to 15 kt in the
afternoon. waves 3 ft. showers. vsby 1 nm or less. 
.wed night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. showers.
.thu...n winds 5 to 10 kt. waves 1 to 2 ft. 
.thu night...sw winds 5 to 10 kt. waves 1 ft. 
.fri...n winds 5 kt...becoming ne after midnight. waves 1 ft or
less. 
.sat...e winds 10 to 15 kt...becoming 10 kt after midnight. waves
1 to 2 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082088

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz534-162000-
chesapeake bay from drum point to smith point-
1034 am edt tue sep 16 2025

...gale warning in effect until 9 pm edt this evening...

.rest of today...ne winds 30 kt. waves 6 ft. showers with a chance
of tstms. vsby 1 nm or less this afternoon. 
.tonight...ne winds 25 to 30 kt. waves 5 ft. showers with a chance
of tstms. vsby 1 nm or less. 
.wed...ne winds 15 to 20 kt...diminishing to 10 kt late. gusts up to
25 kt. waves 3 ft. showers with a chance of tstms. vsby 1 nm or
less. 
.wed night...n winds 10 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms. 
.thu...n winds 5 to 10 kt. waves 2 ft. a chance of showers. 
.thu night...w winds 5 to 10 kt. waves 1 ft. 
.fri...nw winds 5 to 10 kt...becoming s in the evening, then
becoming ne after midnight. waves 1 ft or less.
.sat...e winds 10 to 15 kt. waves 1 to 2 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082076

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz535-162000-
tidal potomac from key bridge to indian head-
1034 am edt tue sep 16 2025

...small craft advisory in effect through late tonight...

.rest of today...ne winds 15 kt with gusts to 30 kt. waves 1 ft. a
chance of showers with a slight chance of tstms late this morning,
then showers likely with a chance of tstms this afternoon with vsby
1 nm or less. 
.tonight...ne winds 10 to 15 kt. gusts up to 30 kt... diminishing to
20 kt after midnight. waves 1 ft. showers likely. 
.wed...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. showers.
.wed night...n winds 5 to 10 kt. waves 1 ft. showers likely. 
.thu...nw winds 5 kt. waves less than 1 ft. 
.thu night...w winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. 
.sat...e winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082077

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz536-162000-
tidal potomac from indian head to cobb island-
1034 am edt tue sep 16 2025

...small craft advisory in effect through late tonight...

.rest of today...ne winds 20 kt with gusts to 30 kt. waves 2 ft.
showers likely. a slight chance of tstms late this morning, then a
chance of tstms this afternoon. vsby 1 nm or less. 
.tonight...n winds 15 to 20 kt. gusts up to 30 kt in the evening.
waves 2 ft. showers likely. vsby 1 nm or less. 
.wed...n winds 15 to 20 kt...diminishing to 10 kt in the afternoon.
waves 1 to 2 ft. showers. vsby 1 nm or less. 
.wed night...n winds 5 to 10 kt. waves 1 ft. showers likely. 
.thu...nw winds 5 to 10 kt. waves 1 ft. 
.thu night...sw winds around 5 kt. waves 1 ft. 
.fri...n winds around 5 kt. waves 1 ft. 
.sat...e winds 5 to 10 kt. waves 1 ft.  

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

$$

fzus51 klwx 161435
cwflwx
expires:202509162000;;082078

coastal waters forecast
national weather service baltimore md/washington dc
1034 am edt tue sep 16 2025

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.


anz537-162000-
tidal potomac from cobb island to smith point-
1034 am edt tue sep 16 2025

...gale warning in effect until 9 pm edt this evening...

.rest of today...ne winds 25 to 30 kt. waves 5 ft. a chance of
tstms. showers. vsby 1 nm or less. 
.tonight...ne winds 25 to 30 kt. waves 4 ft. showers with a chance
of tstms. vsby 1 nm or less. 
.wed...ne winds 15 to 20 kt...diminishing to 10 kt late. waves 2 to
3 ft. showers with a chance of tstms. vsby 1 nm or less. 
.wed night...n winds 10 kt. waves 1 to 2 ft. showers with a chance
of tstms. 
.thu...n winds 5 to 10 kt. waves 1 ft. 
.thu night...w winds around 5 kt. waves 1 ft. 
.fri...n winds 5 kt...becoming ne after midnight. waves 1 ft or
less. 
.sat...e winds 5 to 10 kt. waves 1 to 2 ft.  

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

$$