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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332279
coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 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 in the
afternoon. waves 2 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...e winds 5 to 10 kt...becoming sw after midnight. waves 1 ft
or less. a chance of showers.
.mon...nw winds 5 to 10 kt...becoming n 15 to 20 kt. waves 1 to
2 ft...building to 3 ft after midnight.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332282
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-010800-
chesapeake bay from sandy point to north beach-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 10 kt. waves 1 ft.
.thu...s winds 5 to 10 kt. waves 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 5 to 10 kt...becoming n 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of showers.
.sat...n winds 15 to 20 kt. waves 2 to 3 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...e winds 5 to 10 kt...becoming sw after midnight. waves 1 ft
or less. a chance of showers.
.mon...nw winds 5 to 10 kt...becoming n 20 to 25 kt. waves 1 to
2 ft...building to 3 ft after midnight.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332284
coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 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 ft... building to 3 ft after
midnight.
.sat...n winds 15 to 20 kt. gusts up to 25 kt in the morning. waves
2 to 3 ft.
.sat night...ne winds 5 to 10 kt. waves 1 ft.
.sun...e winds 5 to 10 kt...becoming w after midnight. waves 1 ft or
less. a chance of showers.
.mon...n winds 5 to 10 kt...increasing to 20 to 25 kt. waves 1 to
2 ft...building to 3 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332287
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-010800-
chesapeake bay from drum point to smith point-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 10 kt. waves 2 ft.
.thu...s winds 5 to 10 kt. waves 1 to 2 ft.
.thu night...s winds 10 to 15 kt. waves 2 ft.
.fri...sw winds 10 to 15 kt. waves 2 ft.
.fri night...sw winds 10 kt...becoming n 15 to 20 kt after midnight.
waves 2 ft.
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.sat night...ne winds 10 kt. waves 1 ft.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.mon...n winds 5 to 10 kt...increasing to 20 to 25 kt. waves 1 to
2 ft...building to 3 ft. a chance of showers in the morning.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332275
coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt wed sep 30 2026
.rest of tonight...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. waves less than 1 ft.
.fri night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...ne winds around 5 kt. waves 1 ft. a chance of showers.
.sun...se winds around 5 kt. waves 1 ft or less. a chance of
showers.
.mon...n winds 5 to 10 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332276
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed sep 30 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-010800-
tidal potomac from indian head to cobb island-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 5 kt. waves less than 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft.
.thu night...s winds 5 to 10 kt. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
.fri night...nw winds 10 to 15 kt. waves 1 ft. a chance of showers.
.sat...n winds 10 to 15 kt. waves 1 ft.
.sat night...ne winds around 5 kt. waves 1 ft. a chance of showers.
.sun...e winds around 5 kt. waves 1 ft. a chance of showers.
.mon...n winds 10 to 15 kt. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 8/31/2026 10:58 PM America/New_York.
Valid through 10/1/2026 4:00 AM America/New_York.
fzus51 klwx 010258
cwflwx
expires:202610010800;;332277
coastal waters forecast
national weather service baltimore md/washington dc
1057 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-
1057 pm edt wed sep 30 2026
.rest of tonight...s winds 10 kt. waves 1 ft. patchy fog with vsby
1 to 3 nm.
.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 with gusts to 20 kt. waves 2 ft.
.sat night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.mon...n winds 15 to 20 kt. waves 1 to 2 ft...building to 3 ft after
midnight. a chance of showers in the morning.
$$
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