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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319383
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 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.
anz531-010800-
chesapeake bay from pooles island to sandy point-
457 pm edt wed sep 30 2026
.rest of this afternoon...s winds 5 kt. waves less than 1 ft.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.thu...s winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 10 kt...becoming n 15 to 20 kt after midnight.
waves 1 to 2 ft. a chance of showers.
.sat...n winds 15 to 20 kt...becoming ne 5 to 10 kt. waves 1 to
2 ft.
.sun...e winds 5 to 10 kt...becoming sw after midnight. waves 1 ft
or less. a chance of showers.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319386
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-010800-
chesapeake bay from sandy point to north beach-
457 pm edt wed sep 30 2026
.rest of this afternoon...s winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.thu...s winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 to 2 ft.
.fri night...w winds 5 to 10 kt...becoming n 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of showers.
.sat...n winds 15 to 20 kt...becoming e 5 to 10 kt. waves 1 to 2 ft.
.sun...e winds 5 to 10 kt...becoming sw after midnight. waves 1 ft
or less. a chance of showers.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319388
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 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.
anz533-010800-
chesapeake bay from north beach to drum point-
457 pm edt wed sep 30 2026
.rest of this afternoon...se winds 5 kt. waves less than 1 ft.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.thu...s winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 5 to 10 kt...becoming n 15 to 20 kt with gusts
to 25 kt after midnight. waves 1 to 2 ft.
.sat...n winds 15 to 20 kt...becoming ne 5 to 10 kt. waves 1 to
2 ft.
.sun...e winds 5 to 10 kt...becoming w after midnight. waves 1 ft or
less. a chance of showers.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319391
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-010800-
chesapeake bay from drum point to smith point-
457 pm edt wed sep 30 2026
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt. waves 2 ft.
.thu...s winds 5 to 10 kt. waves 1 to 2 ft.
.thu night...s winds 10 to 15 kt. waves 2 ft.
.fri...sw winds 10 to 15 kt. waves 2 ft.
.fri night...sw winds 10 kt...becoming n 15 to 20 kt after midnight.
waves 2 to 3 ft.
.sat...n winds 15 to 20 kt...becoming ne 10 kt. waves 2 to 3 ft...
subsiding to 1 ft.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319379
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 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.
anz535-010800-
tidal potomac from key bridge to indian head-
457 pm edt wed sep 30 2026
.rest of this afternoon...s winds 5 kt. waves less than 1 ft.
.tonight...s winds 5 kt. waves less than 1 ft. patchy fog. vsby 1 to
3 nm.
.thu...sw winds 5 kt. waves less than 1 ft. patchy fog. vsby 1 to
3 nm.
.thu night...s winds 5 kt. waves less than 1 ft.
.fri...sw winds 5 kt. waves less than 1 ft.
.fri night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of showers after
midnight.
.sun...se winds around 5 kt. waves 1 ft or less. a chance of
showers.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319380
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-010800-
tidal potomac from indian head to cobb island-
457 pm edt wed sep 30 2026
.rest of this afternoon...se winds 5 kt. waves less than 1 ft.
.tonight...s winds 5 to 10 kt. waves 1 ft. patchy fog. vsby 1 to
3 nm.
.thu...sw winds 5 kt. waves less than 1 ft. patchy fog. vsby 1 to
3 nm.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...nw winds 10 to 15 kt. waves 1 ft. a chance of showers.
.sat...n winds 10 to 15 kt...becoming ne around 5 kt. waves 1 ft. a
chance of showers after midnight.
.sun...e winds around 5 kt. waves 1 ft. a chance of showers.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/30/2026 4:57 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 302057
cwflwx
expires:202610010800;;319381
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt wed sep 30 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.
anz537-010800-
tidal potomac from cobb island to smith point-
457 pm edt wed sep 30 2026
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 5 to 10 kt...becoming n 10 to 15 kt after
midnight. gusts up to 20 kt. waves 1 to 2 ft.
.sat...n winds 10 to 15 kt...becoming ne 5 to 10 kt. waves 1 to
2 ft. a chance of showers after midnight.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
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