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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509565
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 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.
anz531-042300-
chesapeake bay from pooles island to sandy point-
457 am edt sun oct 4 2026
.rest of the overnight...e winds 10 kt. waves 1 ft. a chance of
showers.
.today...ne winds 5 to 10 kt. waves 1 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft or less.
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.mon night...nw winds 10 to 15 kt. waves 2 ft.
.tue...nw winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...s winds around 5 kt. waves 1 ft or less.
.wed...s winds 10 to 15 kt. waves 1 to 2 ft.
.thu...w winds 5 kt. waves less than 1 ft.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509568
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-042300-
chesapeake bay from sandy point to north beach-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 10 kt. waves 1 ft. a chance of
showers.
.today...ne winds 5 to 10 kt. waves 1 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft or less.
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.mon night...n winds 10 to 15 kt. waves 2 ft.
.tue...n winds 10 to 15 kt...diminishing to 5 kt in the afternoon.
waves 1 to 2 ft.
.tue night...s winds around 5 kt. waves 1 ft or less.
.wed...s winds 10 to 15 kt. waves 1 to 2 ft.
.thu...w winds 5 to 10 kt. waves 1 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509570
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 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.
anz533-042300-
chesapeake bay from north beach to drum point-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 10 kt. waves 1 ft. a chance of
showers.
.today...ne winds 5 to 10 kt. waves 1 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft or less.
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...n winds 10 to 15 kt. waves 1 to 2 ft.
.tue night...s winds around 5 kt. waves 1 ft or less.
.wed...s winds 10 to 15 kt. waves 1 to 2 ft.
.thu...w winds 5 to 10 kt. waves 1 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509573
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-042300-
chesapeake bay from drum point to smith point-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 15 kt. waves 2 ft. showers likely.
.today...ne winds 10 to 15 kt...becoming n 5 kt late. waves 1 to
2 ft. showers likely.
.tonight...n winds 5 to 10 kt. waves 1 ft.
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...n winds 10 to 15 kt. gusts up to 20 kt in the morning. waves
1 to 2 ft.
.tue night...se winds around 5 kt. waves 1 ft or less.
.wed...s winds 10 to 15 kt. waves 1 to 2 ft.
.thu...w winds 5 to 10 kt. waves 1 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509561
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 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.
anz535-042300-
tidal potomac from key bridge to indian head-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 5 kt. waves less than 1 ft. a
chance of showers.
.today...ne winds around 5 kt. waves 1 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft.
.mon...nw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.mon night...nw winds 5 to 10 kt. waves 1 ft.
.tue...n winds around 5 kt. waves 1 ft.
.tue night...s winds around 5 kt. waves 1 ft or less.
.wed...s winds 5 to 10 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509562
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-042300-
tidal potomac from indian head to cobb island-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 5 kt. waves less than 1 ft. a
chance of showers.
.today...ne winds around 5 kt. waves 1 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft.
.mon...nw winds 5 to 10 kt. waves 1 ft.
.mon night...n winds 5 to 10 kt. waves 1 ft.
.tue...n winds 5 to 10 kt. waves 1 ft.
.tue night...s winds around 5 kt. waves 1 ft.
.wed...s winds 5 kt. waves less than 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/4/2026 4:57 AM America/New_York.
Valid through 10/4/2026 7:00 PM America/New_York.
fzus51 klwx 040857
cwflwx
expires:202610042300;;509563
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun oct 4 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.
anz537-042300-
tidal potomac from cobb island to smith point-
457 am edt sun oct 4 2026
.rest of the overnight...ne winds 10 kt. waves 2 ft. showers likely.
.today...ne winds 5 to 10 kt. waves 1 to 2 ft. showers likely.
.tonight...n winds around 5 kt. waves 1 ft.
.mon...nw winds 10 to 15 kt. waves 1 to 2 ft.
.mon night...n winds 10 to 15 kt. waves 1 to 2 ft.
.tue...n winds 10 to 15 kt...becoming ne around 5 kt in the
afternoon. waves 1 to 2 ft.
.tue night...se winds around 5 kt. waves flat.
.wed...s winds 5 to 10 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft or less.
$$
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