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expires:202512240900;;094141

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz531-240900-
chesapeake bay from pooles island to sandy point-
1258 pm est tue dec 23 2025

...small craft advisory in effect from late tonight through
wednesday afternoon...

.this afternoon...sw winds 5 to 10 kt. waves 1 to 2 ft. 
.tonight...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.wed...nw winds 15 to 20 kt with gusts to 25 kt... diminishing to
5 to 10 kt late. waves 2 ft. 
.wed night...n winds around 5 kt...becoming se after midnight. waves
1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of rain. 
.thu night...n winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...e winds 5 to 10 kt. waves 1 ft. snow and sleet through the
day. rain. freezing rain through the night. 
.sat...ne winds 5 to 10 kt. waves 1 ft or less. a chance of rain in
the morning. a chance of rain after midnight.  

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094144

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz532-240900-
chesapeake bay from sandy point to north beach-
1258 pm est tue dec 23 2025

...small craft advisory in effect from late tonight through
wednesday afternoon...

.this afternoon...sw winds 10 kt. gusts up to 20 kt early. waves
1 to 2 ft. 
.tonight...w winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.wed...nw winds 10 to 15 kt. gusts up to 20 kt. waves 2 ft. 
.wed night...ne winds around 5 kt...becoming se after midnight.
waves 1 ft. 
.thu...s winds 10 to 15 kt...becoming w 5 to 10 kt in the afternoon.
waves 1 to 2 ft. a chance of rain. 
.thu night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...ne winds 10 to 15 kt...becoming se 5 to 10 kt. waves 1 to
2 ft. a chance of rain and snow in the morning, then snow in the
afternoon. rain.
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of rain in the
morning. a chance of rain after midnight.  

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094146

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz533-240900-
chesapeake bay from north beach to drum point-
1258 pm est tue dec 23 2025

...small craft advisory in effect until 3 pm est this afternoon...
...small craft advisory in effect from late tonight through
wednesday afternoon...

.this afternoon...sw winds 10 to 15 kt with gusts to 20 kt. waves
1 to 2 ft. 
.tonight...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.wed...nw winds 15 to 20 kt...becoming n 5 to 10 kt late. waves
2 ft. 
.wed night...ne winds 5 kt...becoming se after midnight. waves 1 ft.
.thu...s winds 10 to 15 kt...becoming w 5 to 10 kt in the afternoon.
waves 2 ft. a chance of rain. 
.thu night...n winds 15 to 20 kt. waves 2 ft. 
.fri...ne winds 10 to 15 kt...becoming se 5 to 10 kt. waves 1 to
2 ft. a chance of rain and snow in the morning. rain through the
night, then a chance of rain after midnight. 
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of rain after
midnight.  

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094149

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz534-240900-
chesapeake bay from drum point to smith point-
1258 pm est tue dec 23 2025

...small craft advisory in effect until 3 pm est this afternoon...
...small craft advisory in effect from late tonight through
wednesday afternoon...

.this afternoon...sw winds 10 to 15 kt. gusts up to 25 kt early.
waves 2 to 3 ft. 
.tonight...w winds 10 to 15 kt. waves 1 to 2 ft. 
.wed...nw winds 15 to 20 kt...becoming n 5 to 10 kt late. waves
3 ft. 
.wed night...ne winds 5 to 10 kt...becoming se after midnight. waves
1 ft. 
.thu...s winds 10 to 15 kt...becoming w in the afternoon. waves
2 ft. a chance of rain. 
.thu night...n winds 15 to 20 kt. waves 2 ft. 
.fri...ne winds 10 to 15 kt...becoming se 5 to 10 kt. waves 1 to
2 ft. a chance of rain and snow in the morning. rain through the
night, then a chance of rain after midnight. 
.sat...ne winds 5 to 10 kt...becoming e after midnight. waves 1 ft. 

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094137

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz535-240900-
tidal potomac from key bridge to indian head-
1258 pm est tue dec 23 2025

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

.this afternoon...sw winds 5 kt. waves less than 1 ft. 
.tonight...w winds 5 to 10 kt. waves 1 ft. 
.wed...nw winds 10 to 15 kt...diminishing to 5 kt late. gusts up to
25 kt until late afternoon. waves 1 ft. 
.wed night...e winds around 5 kt. waves 1 ft or less. a chance of
rain. 
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of rain. 
.thu night...n winds 5 to 10 kt. waves 1 ft. 
.fri...e winds around 5 kt. waves 1 ft. a chance of rain in the
morning. rain through the night, then a chance of rain after
midnight. 
.sat...ne winds around 5 kt. waves 1 ft. a chance of rain after
midnight.  

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094138

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz536-240900-
tidal potomac from indian head to cobb island-
1258 pm est tue dec 23 2025

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

.this afternoon...sw winds 10 kt. waves 1 ft. 
.tonight...w winds 5 to 10 kt. waves 1 ft. 
.wed...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.wed night...ne winds around 5 kt...becoming se after midnight.
waves 1 ft. a chance of rain. 
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of rain. 
.thu night...n winds 5 to 10 kt. waves 1 ft. 
.fri...e winds 5 to 10 kt. waves 1 ft. a chance of rain in the
morning, then rain through the night. a chance of rain after
midnight. 
.sat...ne winds around 5 kt. waves 1 ft.  

$$

fzus51 klwx 231758
cwflwx
expires:202512240900;;094139

coastal waters forecast
national weather service baltimore md/washington dc
1258 pm est tue dec 23 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.


anz537-240900-
tidal potomac from cobb island to smith point-
1258 pm est tue dec 23 2025

...small craft advisory in effect until 3 pm est this afternoon...
...small craft advisory in effect from wednesday morning through
wednesday afternoon...

.this afternoon...sw winds 10 kt with gusts to 20 kt. waves 1 to
2 ft. 
.tonight...w winds 5 to 10 kt. waves 1 ft. 
.wed...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed night...ne winds around 5 kt...becoming se after midnight.
waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft. a chance of rain. 
.thu night...n winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...e winds 5 to 10 kt...becoming se. waves 1 to 2 ft. a chance
of rain in the morning. rain through the night, then a chance of
rain after midnight. 
.sat...ne winds 5 to 10 kt. waves 1 ft.  

$$