fzus51 klwx 221758
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coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz531-230900-
chesapeake bay from pooles island to sandy point-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...small craft advisory in effect from friday afternoon through late
friday night...

.this afternoon...w winds 10 to 15 kt with gusts to 25 kt. waves
2 ft. 
.tonight...nw winds 5 to 10 kt. waves 1 ft. 
.fri...w winds 15 to 20 kt with gusts to 25 kt. waves 1 to 2 ft. 
.fri night...nw winds 20 to 25 kt with gusts to 35 kt. waves 3 ft.
light freezing spray. 
.sat...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft. 
.sat night...ne winds 10 to 15 kt. waves 1 ft. snow. light freezing
spray. 
.sun...ne winds 10 to 15 kt...becoming n after midnight. waves 1 to
2 ft. light freezing spray in the morning. snow through the day.
freezing rain and sleet. snow likely through the night. 
.mon...nw winds 15 to 20 kt...increasing to 25 to 30 kt. waves 2 to
3 ft. a chance of snow in the morning.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338413

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz532-230900-
chesapeake bay from sandy point to north beach-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...small craft advisory in effect from friday afternoon through
friday evening...
...gale warning in effect from friday evening through late friday
night...

.this afternoon...w winds 10 kt. gusts up to 20 kt early. waves 1 to
2 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri night...nw winds 20 to 25 kt with gusts to 35 kt. waves 4 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft. 
.sat night...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. snow. light freezing spray. 
.sun...ne winds 15 to 20 kt...becoming n 10 to 15 kt after midnight.
waves 1 to 2 ft. light freezing spray in the morning. snow and sleet
in the morning, then freezing rain and sleet through the night. a
chance of freezing rain and snow after midnight. 
.mon...nw winds 15 to 20 kt...increasing to 25 to 30 kt. waves 2 to
3 ft...building to 3 ft. a chance of snow in the morning.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338415

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz533-230900-
chesapeake bay from north beach to drum point-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...small craft advisory in effect from friday afternoon through
friday evening...
...gale warning in effect from friday evening through late friday
night...

.this afternoon...w winds 10 to 15 kt. gusts up to 20 kt early.
waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.fri...n winds 5 kt...becoming nw 10 to 15 kt with gusts to 20 kt in
the afternoon. waves 1 ft or less. 
.fri night...nw winds 20 to 25 kt with gusts to 35 kt. waves 5 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 4 ft...
subsiding to 2 ft in the afternoon. 
.sat night...ne winds 15 to 20 kt. waves 1 to 2 ft. snow. light
freezing spray. 
.sun...ne winds 15 to 20 kt...becoming n 10 to 15 kt after midnight.
waves 2 to 3 ft. light freezing spray in the morning. snow and sleet
in the morning, then freezing rain, sleet and rain through the
night. a chance of freezing rain, snow and rain after midnight. 
.mon...nw winds 15 to 20 kt...increasing to 25 to 30 kt. waves 3 ft.
a chance of snow in the morning.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338418

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz534-230900-
chesapeake bay from drum point to smith point-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...gale warning in effect from friday evening through late friday
night...

.this afternoon...w winds 10 kt. gusts up to 20 kt early. waves 1 to
2 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.fri...ne winds 5 kt...becoming nw 10 to 15 kt with gusts to 20 kt
in the afternoon. waves 1 ft or less. 
.fri night...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt in the afternoon. waves 3 ft. 
.sat night...ne winds 15 to 20 kt. waves 2 to 3 ft. snow. light
freezing spray. 
.sun...ne winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 to 3 ft. light freezing spray in the morning.
sleet with a chance of snow in the morning. rain with freezing rain
likely. 
.mon...nw winds 25 to 30 kt. waves 3 ft...building to 5 ft. a chance
of snow in the morning.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338406

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz535-230900-
tidal potomac from key bridge to indian head-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...small craft advisory in effect from friday afternoon through late
friday night...

.this afternoon...w winds 10 to 15 kt with gusts to 25 kt. waves
1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft. 
.fri...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. 
.fri night...nw winds 20 to 25 kt with gusts to 30 kt. waves 2 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 1 to 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. snow. light freezing
spray. 
.sun...n winds 5 to 10 kt. waves 1 ft. light freezing spray in the
morning. snow and sleet in the morning, then freezing rain and sleet
through the night. a chance of freezing rain and snow after
midnight. 
.mon...nw winds 10 to 15 kt. waves 1 ft.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338407

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz536-230900-
tidal potomac from indian head to cobb island-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...small craft advisory in effect from friday afternoon through late
friday night...

.this afternoon...w winds 10 kt. gusts up to 20 kt early. waves
1 ft. 
.tonight...nw winds around 5 kt. waves 1 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri night...n winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 1 to 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. snow. light freezing
spray. 
.sun...n winds 10 to 15 kt...becoming nw 5 to 10 kt after midnight.
waves 1 ft. light freezing spray in the morning. snow and sleet
through the day. freezing rain. sleet with a chance of snow through
the night. 
.mon...nw winds 15 to 20 kt. waves 1 to 2 ft. a chance of snow in
the morning.  

$$

fzus51 klwx 221758
cwflwx
expires:202601230900;;338408

coastal waters forecast
national weather service baltimore md/washington dc
1257 pm est thu jan 22 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.


anz537-230900-
tidal potomac from cobb island to smith point-
1257 pm est thu jan 22 2026

...small craft advisory in effect until 4 pm est this afternoon...
...gale warning in effect from friday evening through late friday
night...

.this afternoon...w winds 10 kt. gusts up to 20 kt early. waves 1 to
2 ft. 
.tonight...nw winds around 5 kt. waves 1 ft or less. 
.fri...ne winds around 5 kt...becoming nw late. waves 1 ft or less. 
.fri night...n winds 20 to 25 kt with gusts to 35 kt. waves 3 ft.
light freezing spray. 
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft. 
.sat night...ne winds 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 to 2 ft. snow. light freezing spray. 
.sun...ne winds 15 to 20 kt...becoming n 10 to 15 kt. waves 2 to
3 ft...subsiding to 1 ft after midnight. light freezing spray in the
morning. snow and sleet through the day. rain and freezing rain. a
chance of snow through the night. 
.mon...nw winds 20 to 25 kt. waves 2 to 3 ft. a chance of snow in
the morning.  

$$