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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295597
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 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.
anz531-132000-
chesapeake bay from pooles island to sandy point-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 10 to 15 kt. gusts up to 25 kt... increasing to
30 kt this afternoon. waves 2 to 3 ft. isolated showers this
afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt after midnight. waves 3 ft...subsiding to 1 ft after
midnight.
.tue...s winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.fri...nw winds around 5 kt. waves 1 ft or less.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295600
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-132000-
chesapeake bay from sandy point to north beach-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 15 kt with gusts to 25 kt. waves 2 to 3 ft.
isolated showers this afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt late. waves 3 ft...subsiding to 1 ft after midnight.
.tue...s winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...nw winds 5 kt. waves less than 1 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295602
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 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.
anz533-132000-
chesapeake bay from north beach to drum point-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 15 kt with gusts to 25 kt. waves 2 to 3 ft.
isolated showers this afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt late. waves 1 to 2 ft.
.tue...s winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft or less.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295605
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-132000-
chesapeake bay from drum point to smith point-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 15 kt with gusts to 30 kt. waves 3 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 25 kt. waves 2 to 3 ft.
.tue...sw winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 10 kt. waves 2 to 3 ft.
.wed...sw winds 5 to 10 kt. waves 2 ft.
.wed night...sw winds 10 kt. waves 2 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...sw winds 5 to 10 kt...becoming n after midnight. waves 1 to
2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295593
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 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.
anz535-132000-
tidal potomac from key bridge to indian head-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 10 to 15 kt. gusts up to 25 kt... increasing to
30 kt this afternoon. waves 1 ft. isolated showers this afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to around 5 kt in the late evening and overnight. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds around 5 kt. waves 1 ft.
.wed night...sw winds around 5 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.fri...nw winds around 5 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295594
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-132000-
tidal potomac from indian head to cobb island-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
isolated showers this afternoon.
.tonight...sw winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.fri...nw winds around 5 kt. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 7:58 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131158
cwflwx
expires:202604132000;;295595
coastal waters forecast
national weather service baltimore md/washington dc
758 am edt mon apr 13 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.
anz537-132000-
tidal potomac from cobb island to smith point-
758 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.today...sw winds 15 kt. gusts up to 25 kt...increasing to 30 kt
this afternoon. waves 2 to 3 ft.
.tonight...sw winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 to 2 ft.
.tue...sw winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 5 to 10 kt. waves 1 to 2 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 ft.
.fri...w winds 5 to 10 kt. waves 1 ft or less.
$$
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