(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/12/2026 4:57 PM America/New_York.
Valid through 4/13/2026 4:00 AM America/New_York.
fzus51 klwx 122057
cwflwx
expires:202604130800;;262607
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt sun apr 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-
457 pm edt sun apr 12 2026
...small craft advisory in effect through monday afternoon...
.rest of this afternoon...s winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.mon...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
.mon night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft or less.
.tue...sw winds 5 to 10 kt. waves 1 ft or less.
.tue night...sw winds around 5 kt. waves 1 ft or less.
.wed...sw winds 5 to 10 kt. waves 1 ft or less.
.thu...sw winds 5 to 10 kt. waves 1 ft or less.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/12/2026 4:57 PM America/New_York.
Valid through 4/13/2026 4:00 AM America/New_York.
fzus51 klwx 122057
cwflwx
expires:202604130800;;262608
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt sun apr 12 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-130800-
chesapeake bay from pooles island to sandy point-
457 pm edt sun apr 12 2026
...small craft advisory in effect through monday afternoon...
.rest of this afternoon...s winds 15 kt with gusts to 25 kt. waves
2 ft.
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/12/2026 4:57 PM America/New_York.
Valid through 4/13/2026 4:00 AM America/New_York.
fzus51 klwx 122057
cwflwx
expires:202604130800;;262611
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt sun apr 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-
457 pm edt sun apr 12 2026
...small craft advisory in effect through monday afternoon...
.rest of this afternoon...s winds 15 kt with gusts to 25 kt. waves
3 ft.
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.mon...sw winds 15 to 20 kt. waves 3 ft.
.mon night...sw winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt after midnight. waves 1 to 2 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.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/12/2026 4:57 PM America/New_York.
Valid through 4/13/2026 4:00 AM America/New_York.
fzus51 klwx 122057
cwflwx
expires:202604130800;;262613
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt sun apr 12 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-130800-
chesapeake bay from north beach to drum point-
457 pm edt sun apr 12 2026
...small craft advisory in effect through monday afternoon...
.rest of this afternoon...s winds 15 kt with gusts to 20 kt. waves
3 ft.
.tonight...s winds 15 to 20 kt. waves 3 ft.
.mon...sw winds 15 to 20 kt. waves 2 to 3 ft.
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 10 to 15 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 ft.
$$
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