(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679336
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 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.
anz531-102300-
chesapeake bay from pooles island to sandy point-
457 am edt thu sep 10 2026
...small craft advisory in effect until 7 am edt this morning...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...w winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt in the afternoon. waves 1 to 2 ft.
.tonight...w winds 5 kt...becoming n late. waves 1 ft. showers
likely with a chance of tstms.
.fri...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...e winds 5 kt. waves flat.
.sat...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat night...se winds 5 to 10 kt. waves 1 ft. showers with a chance
of tstms.
.sun...w winds around 5 kt. waves 1 ft. showers in the morning. a
chance of showers in the afternoon.
.mon...ne winds 5 to 10 kt...becoming se after midnight. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679339
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-102300-
chesapeake bay from sandy point to north beach-
457 am edt thu sep 10 2026
...small craft advisory in effect until 7 am edt this morning...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...sw winds 15 to 20 kt...diminishing to 5 to 10 kt in the
late morning and afternoon. waves 3 ft...subsiding to 1 ft in the
afternoon.
.tonight...w winds 5 kt...becoming n late. waves 1 ft. showers with
a chance of tstms.
.fri...n winds 5 to 10 kt. waves 1 ft. showers likely.
.fri night...e winds around 5 kt. waves 1 ft.
.sat...se winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers.
.sat night...s winds 5 to 10 kt. waves 2 ft. showers likely with a
chance of tstms.
.sun...w winds 5 kt. waves less than 1 ft. a chance of showers
through the day.
.mon...ne winds 5 to 10 kt...becoming se after midnight. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679341
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 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.
anz533-102300-
chesapeake bay from north beach to drum point-
457 am edt thu sep 10 2026
...small craft advisory in effect until 7 am edt this morning...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...sw winds 15 to 20 kt...becoming w 5 to 10 kt in the late
morning and afternoon. waves 1 to 2 ft.
.tonight...w winds 5 kt...becoming n late. waves 1 ft or less.
showers with a chance of tstms.
.fri...n winds 5 to 10 kt. waves 1 ft. showers.
.fri night...e winds 5 kt. waves less than 1 ft.
.sat...se winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers.
.sat night...s winds 10 to 15 kt. waves 2 ft. showers likely with a
chance of tstms.
.sun...w winds around 5 kt. waves 1 ft or less. showers likely in
the morning. a chance of showers in the afternoon.
.mon...ne winds 5 to 10 kt...becoming se after midnight. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679344
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-102300-
chesapeake bay from drum point to smith point-
457 am edt thu sep 10 2026
...small craft advisory in effect until 10 am edt this morning...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
4 ft.
.today...sw winds 15 to 20 kt with gusts to 25 kt... becoming w 5 to
10 kt in the afternoon. waves 2 to 3 ft.
.tonight...sw winds 5 to 10 kt...becoming nw late. waves 1 ft.
showers likely with a chance of tstms.
.fri...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...e winds 5 to 10 kt. waves 1 ft.
.sat...se winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers.
.sat night...se winds 10 to 15 kt...becoming s 5 to 10 kt after
midnight. waves 2 ft. showers likely with a chance of tstms.
.sun...sw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.mon...n winds 5 to 10 kt...becoming e. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679332
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 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.
anz535-102300-
tidal potomac from key bridge to indian head-
457 am edt thu sep 10 2026
.rest of the overnight...sw winds 10 kt with gusts to 20 kt. waves
1 ft.
.today...w winds 5 to 10 kt. waves 1 ft.
.tonight...nw winds around 5 kt. waves 1 ft. showers with a chance
of tstms.
.fri...n winds 5 kt. waves less than 1 ft. a chance of showers.
.fri night...e winds around 5 kt. waves 1 ft or less.
.sat...se winds around 5 kt. waves 1 ft. a chance of showers.
.sat night...s winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms.
.sun...w winds around 5 kt. waves 1 ft. a chance of showers in the
morning.
.mon...ne winds around 5 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679333
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-102300-
tidal potomac from indian head to cobb island-
457 am edt thu sep 10 2026
.rest of the overnight...sw winds 15 kt with gusts to 20 kt. waves
1 ft.
.today...sw winds 10 to 15 kt...becoming w 5 kt in the afternoon.
waves 1 ft. a chance of showers.
.tonight...nw winds around 5 kt. waves 1 ft. showers with a chance
of tstms.
.fri...ne winds around 5 kt. waves 1 ft. showers likely.
.fri night...e winds around 5 kt. waves 1 ft.
.sat...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat night...s winds 5 to 10 kt. waves 1 ft. showers likely.
.sun...w winds around 5 kt. waves 1 ft or less. a chance of showers.
.mon...ne winds around 5 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/10/2026 4:57 AM America/New_York.
Valid through 9/10/2026 7:00 PM America/New_York.
fzus51 klwx 100857
cwflwx
expires:202609102300;;679334
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt thu sep 10 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.
anz537-102300-
tidal potomac from cobb island to smith point-
457 am edt thu sep 10 2026
...small craft advisory in effect until 10 am edt this morning...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
2 ft.
.today...sw winds 10 to 15 kt with gusts to 20 kt... becoming nw
5 to 10 kt in the afternoon. waves 1 to 2 ft. a chance of showers.
.tonight...nw winds 5 kt. waves less than 1 ft. showers likely with
a chance of tstms.
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...e winds 5 kt. waves less than 1 ft.
.sat...se winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers.
.sat night...s winds 5 to 10 kt. waves 1 to 2 ft. showers likely
with a chance of tstms.
.sun...w winds around 5 kt. waves 1 ft or less. showers likely in
the morning, then a chance of showers through the night.
.mon...n winds 5 to 10 kt...becoming e. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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