(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399820
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 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.
anz531-152300-
chesapeake bay from pooles island to sandy point-
458 am edt wed apr 15 2026
...small craft advisory in effect from 2 pm edt this afternoon
through this evening...
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft.
.thu...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 to 2 ft.
.thu night...sw winds 10 kt. gusts up to 20 kt in the evening. waves
1 to 2 ft.
.fri...w winds 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 to 10 kt. waves 1 ft.
.sat...se winds 10 to 15 kt. waves 1 ft. a chance of showers through
the night.
.sun...sw winds 10 to 15 kt...becoming nw 15 to 20 kt. waves 2 ft. a
chance of showers in the morning, then showers likely through the
night. a chance of showers after midnight.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399823
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-152300-
chesapeake bay from sandy point to north beach-
458 am edt wed apr 15 2026
...small craft advisory in effect from 2 pm edt this afternoon
through this evening...
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft.
.thu...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon. waves
1 to 2 ft.
.thu night...sw winds 10 kt. gusts up to 20 kt in the evening. waves
1 to 2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 to 10 kt. waves 1 ft.
.sat...se winds 10 to 15 kt...becoming s after midnight. waves 1 to
2 ft. a chance of showers through the night.
.sun...sw winds 15 to 20 kt...becoming nw. waves 2 ft. a chance of
showers in the morning, then showers likely through the night. a
chance of showers after midnight.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399825
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 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.
anz533-152300-
chesapeake bay from north beach to drum point-
458 am edt wed apr 15 2026
...small craft advisory in effect from 2 pm edt this afternoon
through this evening...
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 to 2 ft.
.thu...sw winds 10 kt. gusts up to 20 kt in the afternoon. waves
1 to 2 ft.
.thu night...sw winds 10 kt. gusts up to 20 kt in the evening. waves
1 to 2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 kt. waves less than 1 ft.
.sat...se winds 10 to 15 kt...becoming s after midnight. waves 1 to
2 ft. a chance of showers through the night.
.sun...sw winds 15 to 20 kt...becoming nw 20 to 25 kt. waves 2 to
3 ft. a chance of showers in the morning, then showers likely
through the night. a chance of showers after midnight.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399828
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-152300-
chesapeake bay from drum point to smith point-
458 am edt wed apr 15 2026
...small craft advisory in effect from 2 pm edt this afternoon
through this evening...
.rest of the overnight...sw winds 10 kt. waves 1 ft.
.today...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.thu...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.thu night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...sw winds 5 kt...becoming ne after midnight. waves 1 ft.
.sat...se winds 10 to 15 kt...becoming s 15 to 20 kt after midnight.
waves 1 to 2 ft...building to 3 ft after midnight.
.sun...sw winds 15 to 20 kt...becoming nw 20 to 25 kt. waves 3 ft. a
chance of showers in the morning, then showers likely through the
night. a chance of showers after midnight.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399816
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 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.
anz535-152300-
tidal potomac from key bridge to indian head-
458 am edt wed apr 15 2026
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft.
.tonight...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft.
.thu night...w winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft.
.fri...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 to 10 kt. waves 1 ft.
.sat...se winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night.
.sun...nw winds 10 to 15 kt. waves 1 ft. a chance of showers.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399817
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-152300-
tidal potomac from indian head to cobb island-
458 am edt wed apr 15 2026
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...sw winds 5 to 10 kt. waves 1 ft.
.tonight...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft.
.thu night...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
waves 1 ft.
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 to 10 kt. waves 1 ft.
.sat...se winds 5 to 10 kt...becoming s after midnight. waves 1 ft.
a chance of showers through the night.
.sun...w winds 10 to 15 kt...becoming nw. waves 1 ft. a chance of
showers.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/15/2026 4:58 AM America/New_York.
Valid through 4/15/2026 7:00 PM America/New_York.
fzus51 klwx 150858
cwflwx
expires:202604152300;;399818
coastal waters forecast
national weather service baltimore md/washington dc
458 am edt wed apr 15 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.
anz537-152300-
tidal potomac from cobb island to smith point-
458 am edt wed apr 15 2026
.rest of the overnight...sw winds 10 kt. waves 1 ft.
.today...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 ft.
.tonight...sw winds 10 kt with gusts to 20 kt. waves 1 to 2 ft.
.thu...sw winds 10 kt with gusts to 20 kt. waves 1 ft.
.thu night...sw winds 5 to 10 kt. waves 1 ft.
.fri...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds 5 to 10 kt. waves 1 ft.
.sat...se winds 10 to 15 kt...becoming s after midnight. waves 1 to
2 ft. a chance of showers after midnight.
.sun...sw winds 10 to 15 kt...becoming nw 15 to 20 kt. waves 2 to
3 ft. a chance of showers in the morning, then showers likely
through the night. a chance of showers after midnight.
$$
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