fzus51 klwx 301615
cwflwx
expires:202512302100;;501450

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz531-302100-
chesapeake bay from pooles island to sandy point-
1115 am est tue dec 30 2025

...gale warning in effect until 6 pm est this evening...
...small craft advisory in effect from 6 pm est this evening through
wednesday afternoon...

.rest of today...w winds 25 kt. gusts up to 40 kt... diminishing to
30 kt late. waves 4 ft. scattered flurries. 
.tonight...w winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt late. waves 2 to 3 ft. 
.wed...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed night...sw winds 5 to 10 kt...becoming w 15 to 20 kt after
midnight. waves 1 ft. 
.thu...nw winds 15 to 20 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...w winds 5 to 10 kt. waves 1 ft or less. 
.sat...nw winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501453

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz532-302100-
chesapeake bay from sandy point to north beach-
1115 am est tue dec 30 2025

...gale warning in effect until 6 pm est this evening...
...small craft advisory in effect from 6 pm est this evening through
wednesday afternoon...

.rest of today...w winds 25 kt with gusts to 30 kt. waves 4 ft.
scattered flurries. scattered sprinkles this afternoon. 
.tonight...w winds 15 to 20 kt with gusts to 30 kt... diminishing to
10 kt with gusts to 20 kt late. waves 2 to 3 ft. 
.wed...sw winds 10 kt with gusts to 20 kt. waves 2 ft. 
.wed night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. 
.thu...nw winds 15 to 20 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
.sat...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501455

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz533-302100-
chesapeake bay from north beach to drum point-
1115 am est tue dec 30 2025

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

.rest of today...w winds 25 kt with gusts to 30 kt. waves 4 ft.
scattered flurries. 
.tonight...w winds 15 to 20 kt with gusts to 30 kt... becoming sw
10 kt with gusts to 20 kt late. waves 2 to 3 ft. 
.wed...sw winds 10 kt with gusts to 20 kt. waves 2 ft. 
.wed night...sw winds 10 kt...becoming w 15 to 20 kt after midnight.
waves 2 ft. 
.thu...nw winds 15 to 20 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
.sat...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501458

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz534-302100-
chesapeake bay from drum point to smith point-
1115 am est tue dec 30 2025

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

.rest of today...w winds 25 kt with gusts to 30 kt. waves 4 ft. 
.tonight...w winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt after midnight. waves 4 ft...subsiding to 2 ft after midnight.
.wed...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.wed night...sw winds 15 to 20 kt. waves 2 ft. 
.thu...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. 
.thu night...n winds 10 to 15 kt. waves 2 ft. 
.fri...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
.sat...n winds 5 to 10 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501446

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz535-302100-
tidal potomac from key bridge to indian head-
1115 am est tue dec 30 2025

...gale warning in effect until 6 pm est this evening...
...small craft advisory in effect from 6 pm to 9 pm est this
evening...
...small craft advisory in effect from wednesday morning through
wednesday afternoon...

.rest of today...w winds 15 kt with gusts to 35 kt. waves 2 ft.
scattered flurries. 
.tonight...w winds 5 to 10 kt. gusts up to 25 kt early in the
evening. waves 1 ft. 
.wed...sw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft. 
.wed night...sw winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.thu night...nw winds 5 to 10 kt. waves 1 ft. 
.fri...w winds around 5 kt. waves 1 ft. 
.sat...n winds around 5 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501447

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz536-302100-
tidal potomac from indian head to cobb island-
1115 am est tue dec 30 2025

...small craft advisory in effect until 9 pm est this evening...
...small craft advisory in effect from wednesday morning through
wednesday afternoon...

.rest of today...w winds 15 to 20 kt with gusts to 30 kt. waves 2 to
3 ft. 
.tonight...w winds 10 to 15 kt...becoming sw 5 kt late. gusts up to
20 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. 
.wed night...sw winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.thu night...n winds 5 to 10 kt...becoming e after midnight. waves
1 ft. 
.fri...w winds around 5 kt. waves 1 ft. 
.sat...n winds around 5 kt. waves 1 ft.  

$$

fzus51 klwx 301615
cwflwx
expires:202512302100;;501448

coastal waters forecast
national weather service baltimore md/washington dc
1115 am est tue dec 30 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.


anz537-302100-
tidal potomac from cobb island to smith point-
1115 am est tue dec 30 2025

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

.rest of today...w winds 20 kt with gusts to 30 kt. waves 3 ft. 
.tonight...w winds 10 to 15 kt with gusts to 25 kt... becoming sw
with gusts to 20 kt late. waves 3 ft... subsiding to 1 ft after
midnight. 
.wed...sw winds 10 kt with gusts to 20 kt. waves 1 ft. 
.wed night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.thu...nw winds 15 to 20 kt. waves 2 ft. 
.thu night...n winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt...becoming n after midnight. waves 1 ft. 
.sat...n winds 5 kt. waves less than 1 ft.  

$$