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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104451
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 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.
anz531-172000-
chesapeake bay from pooles island to sandy point-
228 am edt fri jul 17 2026
.overnight...n winds 10 kt. waves 2 ft. smoke.
.fri...ne winds 5 to 10 kt...becoming se late. waves 1 ft. smoke.
.fri night...s winds 5 to 10 kt. waves 1 ft or less. smoke.
.sat...s winds 5 to 10 kt with gusts to 20 kt. waves 1 to 2 ft.
showers with a chance of tstms. patchy smoke.
.sat night...sw winds 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.sun...nw winds 10 kt. waves 1 ft.
.sun night...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt...becoming se. waves 1 ft.
.tue...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers and
tstms in the afternoon. showers likely with a chance of tstms
through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104454
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-172000-
chesapeake bay from sandy point to north beach-
228 am edt fri jul 17 2026
...small craft advisory in effect until 6 am edt early this
morning...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. smoke.
.fri...ne winds 5 to 10 kt. waves 1 to 2 ft. smoke.
.fri night...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers with a chance of tstms.
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. showers with a chance of tstms.
.sun...nw winds 10 kt. waves 1 ft.
.sun night...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt...becoming se 10 to 15 kt. waves 1 to
2 ft.
.tue...s winds 10 to 15 kt. waves 1 ft...building to 2 to 3 ft.
showers likely with a chance of tstms through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104456
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 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.
anz533-172000-
chesapeake bay from north beach to drum point-
228 am edt fri jul 17 2026
...small craft advisory in effect until 6 am edt early this
morning...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. areas of smoke.
.fri...ne winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 kt in the afternoon. waves 1 to 2 ft. smoke.
.fri night...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers likely with a chance of tstms.
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. showers likely with a chance of tstms.
.sun...nw winds 10 kt. waves 1 ft.
.sun night...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 10 to 15 kt...becoming s after midnight. waves 1 to
2 ft.
.tue...s winds 5 to 10 kt...increasing to 15 to 20 kt. waves 1 ft...
building to 2 to 3 ft. showers likely with a chance of tstms through
the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104459
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-172000-
chesapeake bay from drum point to smith point-
228 am edt fri jul 17 2026
...small craft advisory in effect until 6 am edt early this
morning...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. areas of smoke.
.fri...n winds 5 to 10 kt. gusts up to 20 kt in the morning. waves
1 to 2 ft. smoke.
.fri night...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft. a
chance of showers and tstms.
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers likely with a chance of tstms.
.sun...nw winds 5 to 10 kt. waves 2 ft. a chance of showers and
tstms.
.sun night...ne winds 5 to 10 kt. waves 1 ft.
.mon...se winds 10 to 15 kt...becoming s after midnight. waves 1 to
2 ft. a chance of showers and tstms after midnight.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft. a chance of showers and
tstms.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104447
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 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.
anz535-172000-
tidal potomac from key bridge to indian head-
228 am edt fri jul 17 2026
.overnight...n winds 5 kt. waves less than 1 ft. smoke.
.fri...n winds around 5 kt. waves 1 ft. smoke.
.fri night...se winds around 5 kt. waves 1 ft. smoke.
.sat...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. showers
and tstms likely. patchy smoke.
.sat night...sw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.sun...nw winds 5 to 10 kt. waves 1 ft.
.sun night...ne winds around 5 kt. waves 1 ft.
.mon...se winds around 5 kt. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104448
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-172000-
tidal potomac from indian head to cobb island-
228 am edt fri jul 17 2026
.overnight...n winds 5 to 10 kt. waves 1 ft. areas of smoke.
.fri...ne winds 5 to 10 kt...becoming se late. waves 1 ft. smoke.
.fri night...se winds around 5 kt. waves 1 ft. smoke.
.sat...s winds around 5 kt...becoming sw 10 to 15 kt with gusts to
20 kt in the afternoon. waves 1 ft. a chance of showers and tstms.
.sat night...sw winds 10 to 15 kt. gusts up to 20 kt in the evening.
waves 1 ft. showers likely with a chance of tstms.
.sun...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun night...ne winds around 5 kt. waves 1 ft.
.mon...e winds 5 to 10 kt...becoming s after midnight. waves 1 ft.
.tue...sw winds 10 to 15 kt. waves 1 ft. a chance of showers and
tstms through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/17/2026 2:28 AM America/New_York.
Valid through 7/17/2026 4:00 PM America/New_York.
fzus51 klwx 170628
cwflwx
expires:202607172000;;104449
coastal waters forecast
national weather service baltimore md/washington dc
228 am edt fri jul 17 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.
anz537-172000-
tidal potomac from cobb island to smith point-
228 am edt fri jul 17 2026
...small craft advisory in effect until 6 am edt early this
morning...
.overnight...n winds 10 kt with gusts to 20 kt. waves 1 ft. areas of
smoke.
.fri...ne winds 5 to 10 kt. waves 1 to 2 ft. smoke.
.fri night...se winds 5 to 10 kt. waves 1 ft. smoke.
.sat...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. a
chance of showers and tstms.
.sat night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. showers likely with a chance of tstms.
.sun...nw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms.
.sun night...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt...becoming s after midnight. waves 1 ft. a
chance of showers and tstms after midnight.
.tue...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of tstms. a
chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
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