fzus51 klwx 121758
cwflwx
expires:202603130800;;554394

coastal waters forecast
national weather service baltimore md/washington dc
158 pm edt thu mar 12 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.


anz530-130800-
chesapeake bay north of pooles island-
158 pm edt thu mar 12 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.this afternoon...nw winds 15 kt with gusts to 25 kt. waves 1 to
2 ft. rain and snow. vsby 1 to 3 nm. 
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming w
around 5 kt late. waves 1 ft. 
.fri...sw winds around 5 kt...becoming s 20 to 25 kt with gusts to
30 kt. waves 1 to 2 ft. 
.fri night...sw winds 15 to 20 kt with gusts to 30 kt. waves 2 ft. 
.sat...w winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft. 
.sat night...n winds around 5 kt. waves 1 ft or less. 
.sun...e winds 5 to 10 kt...becoming se 15 to 20 kt. waves 1 to
2 ft. a chance of showers in the evening. showers after midnight. 
.mon...s winds 25 to 30 kt...becoming w in the evening, then
diminishing to 15 to 20 kt after midnight. waves 2 to 3 ft. showers.
a chance of tstms through the night, then a chance of showers after
midnight.  

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

$$

fzus51 klwx 121758
cwflwx
expires:202603130800;;554395

coastal waters forecast
national weather service baltimore md/washington dc
158 pm edt thu mar 12 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.


anz531-130800-
chesapeake bay from pooles island to sandy point-
158 pm edt thu mar 12 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.this afternoon...nw winds 15 kt with gusts to 25 kt. waves 2 to
3 ft. rain and snow. vsby 1 to 3 nm. 
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming w
5 kt late. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt...becoming s 20 to 25 kt with gusts to
30 kt in the late morning and afternoon. waves 2 ft...building to
4 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts to 30 kt. waves 4 ft...
subsiding to 2 ft after midnight. 
.sat...w winds 10 to 15 kt with gusts to 25 kt. waves 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 15 to 20 kt. waves 1 to 2 ft...building to 3 ft
after midnight. showers through the night. 
.mon...s winds 25 to 30 kt...becoming w. waves 3 ft. showers. a
chance of tstms through the night, then a chance of showers after
midnight.  

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

$$

fzus51 klwx 121758
cwflwx
expires:202603130800;;554398

coastal waters forecast
national weather service baltimore md/washington dc
158 pm edt thu mar 12 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.


anz532-130800-
chesapeake bay from sandy point to north beach-
158 pm edt thu mar 12 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.this afternoon...nw winds 15 to 20 kt with gusts to 30 kt. waves
2 to 3 ft. rain and snow. vsby 1 to 3 nm. 
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming w
5 kt late. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt...becoming s 20 to 25 kt with gusts to
30 kt in the late morning and afternoon. waves 2 ft...building to
5 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. 
.sat...w winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 20 to 25 kt. waves 2 to 3 ft...building to 4 ft
after midnight. showers through the night. 
.mon...s winds 25 to 30 kt...becoming w. waves 5 ft... subsiding to
3 ft after midnight. showers. a chance of tstms through the night,
then a chance of showers after midnight.  

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

$$

fzus51 klwx 121758
cwflwx
expires:202603130800;;554400

coastal waters forecast
national weather service baltimore md/washington dc
158 pm edt thu mar 12 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.


anz533-130800-
chesapeake bay from north beach to drum point-
158 pm edt thu mar 12 2026

...small craft advisory in effect until 11 pm edt this evening...
...small craft advisory in effect from friday morning through late
friday night...

.this afternoon...nw winds 20 kt with gusts to 30 kt. waves 3 ft.
rain, snow with a slight chance of sleet. vsby 1 to 3 nm. 
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming w
5 kt late. waves 2 ft. 
.fri...s winds 20 to 25 kt with gusts to 30 kt. waves 2 ft...
building to 4 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. 
.sat...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.sat night...e winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 20 to 25 kt. waves 2 to 3 ft...building to 4 ft
after midnight. showers likely in the evening. showers after
midnight. 
.mon...s winds 25 to 30 kt...becoming nw 20 to 25 kt after midnight.
waves 4 ft...subsiding to 3 ft after midnight. showers. a chance of
tstms through the night.  

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

$$