(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237590
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 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.
anz531-292300-
chesapeake bay from pooles island to sandy point-
457 am edt tue sep 29 2026
.rest of the overnight...nw winds 5 kt. waves flat.
.today...nw winds around 5 kt. waves flat.
.tonight...w winds around 5 kt. waves flat.
.wed...se winds around 5 kt. waves 1 ft or less.
.wed night...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...becoming n after midnight. waves 1 ft.
.sat...ne winds 10 to 15 kt...becoming e. waves 1 to 2 ft. a chance
of showers through the night. showers likely after midnight.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237593
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-292300-
chesapeake bay from sandy point to north beach-
457 am edt tue sep 29 2026
.rest of the overnight...nw winds 5 kt. waves flat.
.today...nw winds around 5 kt. waves flat.
.tonight...w winds around 5 kt. waves flat.
.wed...w winds around 5 kt...becoming s in the afternoon. waves 1 ft
or less.
.wed night...s winds 5 to 10 kt. waves 1 ft.
.thu...s winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt...becoming n after midnight. waves 1 ft.
.sat...ne winds 10 to 15 kt...becoming e. waves 1 to 2 ft. a chance
of showers through the night. showers likely after midnight.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237595
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 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.
anz533-292300-
chesapeake bay from north beach to drum point-
457 am edt tue sep 29 2026
.rest of the overnight...nw winds 5 kt. waves flat.
.today...nw winds around 5 kt. waves 1 ft or less.
.tonight...w winds around 5 kt. waves flat.
.wed...w winds around 5 kt...becoming s in the afternoon. waves 1 ft
or less.
.wed night...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...becoming nw 10 to 15 kt after midnight.
waves 1 to 2 ft.
.sat...ne winds 10 to 15 kt...becoming e. waves 1 to 2 ft. a chance
of showers through the night. showers likely after midnight.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237598
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-292300-
chesapeake bay from drum point to smith point-
457 am edt tue sep 29 2026
.rest of the overnight...w winds 5 kt. waves less than 1 ft.
.today...nw winds around 5 kt. waves 1 ft or less.
.tonight...w winds around 5 kt. waves flat.
.wed...w winds around 5 kt...becoming s in the afternoon. waves 1 ft
or less.
.wed night...s winds 5 to 10 kt. waves 2 ft.
.thu...s winds 5 to 10 kt. waves 1 to 2 ft.
.thu night...s winds 10 to 15 kt. waves 2 ft.
.fri...sw winds 5 to 10 kt. waves 1 to 2 ft.
.sat...ne winds 10 to 15 kt...becoming e after midnight. waves 1 to
2 ft. a chance of showers.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237586
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 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.
anz535-292300-
tidal potomac from key bridge to indian head-
457 am edt tue sep 29 2026
.rest of the overnight...w winds 5 kt. waves less than 1 ft.
.today...nw winds around 5 kt. waves 1 ft.
.tonight...light winds. waves flat.
.wed...sw winds around 5 kt. waves 1 ft or less.
.wed night...s winds 5 kt. waves less than 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft.
.thu night...s winds 5 kt. waves less than 1 ft.
.fri...sw winds 5 kt...becoming n after midnight. waves 1 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. showers likely through the night.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237587
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-292300-
tidal potomac from indian head to cobb island-
457 am edt tue sep 29 2026
.rest of the overnight...nw winds 5 kt. waves less than 1 ft.
.today...nw winds around 5 kt. waves 1 ft.
.tonight...sw winds around 5 kt. waves flat.
.wed...sw winds around 5 kt. waves 1 ft or less.
.wed night...s winds 5 kt. waves less than 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft. a chance of showers in the
afternoon. showers likely through the night.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/29/2026 4:57 AM America/New_York.
Valid through 9/29/2026 7:00 PM America/New_York.
fzus51 klwx 290857
cwflwx
expires:202609292300;;237588
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt tue sep 29 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.
anz537-292300-
tidal potomac from cobb island to smith point-
457 am edt tue sep 29 2026
.rest of the overnight...w winds 5 kt. waves flat.
.today...nw winds around 5 kt. waves flat.
.tonight...sw winds around 5 kt. waves flat.
.wed...w winds around 5 kt...becoming se in the afternoon. waves
1 ft or less.
.wed night...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.
.sat...ne winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers
through the night. showers likely after midnight.
$$
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