fzus51 klwx 121216
cwflwx
expires:202603122000;;075232

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz531-122000-
chesapeake bay from pooles island to sandy point-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

.today...nw winds 15 to 20 kt. gusts up to 30 kt... diminishing to
20 kt late. waves 2 to 3 ft. rain early this morning, then rain and
snow this afternoon with vsby 1 nm or less. 
.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 around 5 kt...becoming s 20 to 25 kt with gusts to
30 kt in the late morning and afternoon. waves 1 ft...building to
4 ft in the afternoon. 
.fri night...s winds 15 to 20 kt with gusts to 30 kt... becoming w
10 to 15 kt with gusts to 20 kt after midnight. waves 4 ft...
subsiding to 2 ft after midnight. 
.sat...w winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 15 to 20 kt...becoming s 20 to 25 kt after midnight.
waves 1 to 2 ft...building to 3 ft. a chance of showers in the
evening. showers likely after midnight. 
.mon...s winds 25 to 30 kt...becoming w. waves 3 ft. showers. 

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075235

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz532-122000-
chesapeake bay from sandy point to north beach-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

.today...nw winds 15 to 20 kt with gusts to 30 kt. waves 2 to 3 ft.
rain early this morning, then rain and snow this afternoon. vsby
1 to 3 nm...decreasing to 1 nm or less this afternoon. 
.tonight...nw winds 5 to 10 kt. gusts up to 20 kt until early
morning. waves 1 to 2 ft. 
.fri...sw winds 5 kt...becoming s 15 to 20 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 3 ft. 
.sat...nw winds 10 to 15 kt. waves 1 to 2 ft. 
.sat night...e winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 15 to 20 kt...becoming s 20 to 25 kt after midnight.
waves 2 to 3 ft...building to 4 ft after midnight. a chance of
showers in the evening. showers likely after midnight. 
.mon...s winds 25 to 30 kt...becoming nw. waves 4 ft...subsiding to
3 ft after midnight. showers. a chance of showers after midnight.  

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075237

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz533-122000-
chesapeake bay from north beach to drum point-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

.today...nw winds 20 to 25 kt with gusts to 30 kt. waves 2 ft...
building to 3 ft late this morning and afternoon. rain early this
morning, then rain and snow this afternoon. vsby 1 to 3 nm...
decreasing to 1 nm or less this afternoon. 
.tonight...nw winds 5 to 10 kt. gusts up to 20 kt until early
morning. waves 1 to 2 ft. 
.fri...sw winds around 5 kt...becoming s 20 to 25 kt with gusts to
30 kt in the late morning and afternoon. waves 1 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. waves 1 to 2 ft. 
.sat night...e winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 15 to 20 kt...becoming s 25 to 30 kt after midnight.
waves 2 to 3 ft...building to 4 ft after midnight. a chance of
showers in the evening. showers likely after midnight. 
.mon...s winds 25 to 30 kt...becoming nw. waves 4 ft. showers. a
chance of showers after midnight.  

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075240

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz534-122000-
chesapeake bay from drum point to smith point-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

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

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075228

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz535-122000-
tidal potomac from key bridge to indian head-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

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

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075229

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz536-122000-
tidal potomac from indian head to cobb island-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

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

$$

fzus51 klwx 121216
cwflwx
expires:202603122000;;075230

coastal waters forecast
national weather service baltimore md/washington dc
815 am 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.


anz537-122000-
tidal potomac from cobb island to smith point-
815 am edt thu mar 12 2026

...small craft advisory in effect through this evening...
...small craft advisory in effect from friday morning through late
friday night...

.today...nw winds 20 kt with gusts to 30 kt. waves 2 to 3 ft. rain
early this morning, then rain and snow this afternoon. vsby 1 to
3 nm...decreasing to 1 nm or less this afternoon. 
.tonight...nw winds 5 to 10 kt. gusts up to 20 kt until early
morning. waves 1 to 2 ft. 
.fri...s winds 15 to 20 kt with gusts to 25 kt. waves 1 ft...
building to 3 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. 
.sat...nw winds 5 to 10 kt. waves 1 ft. 
.sat night...e winds 5 to 10 kt. waves 1 ft. 
.sun...se winds 20 to 25 kt. waves 2 to 3 ft. a chance of showers in
the evening. showers likely after midnight. 
.mon...s winds 25 to 30 kt...becoming nw 20 to 25 kt. waves 3 ft.
showers. 

$$