(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244960
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 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.
anz531-200800-
chesapeake bay from pooles island to sandy point-
227 pm edt sun jul 19 2026
.this afternoon...n winds 10 kt. waves 1 ft. patchy smoke.
.tonight...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 10 to 15 kt. waves 1 to 2 ft. a chance of
showers.
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
showers with a chance of tstms.
.wed...w winds 10 to 15 kt...becoming nw. waves 1 to 2 ft. showers
likely in the morning, then a chance of showers and tstms through
the night.
.thu...n winds 10 to 15 kt...becoming ne around 5 kt. waves 1 to
2 ft...subsiding to flat after midnight.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244963
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-200800-
chesapeake bay from sandy point to north beach-
227 pm edt sun jul 19 2026
.this afternoon...n winds 10 kt. waves 1 ft. patchy smoke.
.tonight...ne winds 5 to 10 kt. waves 1 ft.
.mon...ne winds 5 to 10 kt...becoming se late. waves 1 ft.
.mon night...s winds 10 to 15 kt. waves 2 ft. a chance of showers.
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
with a chance of tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers with a chance of tstms.
.wed...w winds 10 to 15 kt...becoming nw. waves 1 to 2 ft. a chance
of showers in the morning, then showers likely with a chance of
tstms through the night.
.thu...n winds 10 to 15 kt...becoming ne 5 kt. waves 1 to 2 ft...
subsiding to flat after midnight.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244965
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 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.
anz533-200800-
chesapeake bay from north beach to drum point-
227 pm edt sun jul 19 2026
.this afternoon...n winds 10 kt. waves 1 ft. a slight chance of
showers. patchy smoke.
.tonight...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...s winds 10 to 15 kt. waves 2 ft. a chance of showers.
.tue...s winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 2 ft. showers with a chance of tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers with a chance of tstms.
.wed...w winds 15 to 20 kt...becoming nw 10 to 15 kt. waves 2 ft.
showers through the day. a chance of tstms through the night. a
chance of showers through the night.
.thu...n winds 10 to 15 kt...becoming ne 5 kt after midnight. waves
1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244968
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-200800-
chesapeake bay from drum point to smith point-
227 pm edt sun jul 19 2026
.this afternoon...n winds 10 kt. waves 1 to 2 ft. a chance of
showers with a slight chance of tstms.
.tonight...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 10 to 15 kt. waves 2 ft. a chance of showers.
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft.
showers with a chance of tstms.
.tue night...sw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers with a chance of tstms.
.wed...sw winds 15 to 20 kt...becoming n 10 to 15 kt after midnight.
waves 3 ft...subsiding to 2 ft. showers. a chance of tstms through
the night, then a chance of showers after midnight.
.thu...n winds 10 to 15 kt...becoming ne 5 kt after midnight. waves
1 to 2 ft. a chance of showers in the morning.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244956
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 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.
anz535-200800-
tidal potomac from key bridge to indian head-
227 pm edt sun jul 19 2026
.this afternoon...nw winds 10 kt. waves 1 ft. a slight chance of
showers. patchy smoke.
.tonight...ne winds around 5 kt. waves 1 ft.
.mon...e winds around 5 kt. waves 1 ft.
.mon night...se winds 5 kt. waves less than 1 ft. a chance of
showers.
.tue...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. showers
with a chance of tstms.
.tue night...sw winds 10 kt with gusts to 20 kt. waves 1 ft. showers
with a chance of tstms.
.wed...w winds 5 to 10 kt...becoming n after midnight. waves 1 ft.
showers likely. a chance of tstms through the night.
.thu...n winds 5 to 10 kt. waves 1 ft or less.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244957
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-200800-
tidal potomac from indian head to cobb island-
227 pm edt sun jul 19 2026
.this afternoon...n winds 5 kt. waves less than 1 ft. a slight
chance of showers and tstms. patchy smoke.
.tonight...ne winds around 5 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.tue...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. showers
with a chance of tstms.
.tue night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
showers with a chance of tstms.
.wed...w winds 10 to 15 kt...becoming n 5 to 10 kt. waves 1 ft.
showers. a chance of tstms through the night, then a chance of
showers after midnight.
.thu...ne winds 5 to 10 kt. waves 1 ft or less.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/19/2026 2:27 PM America/New_York.
Valid through 7/20/2026 4:00 AM America/New_York.
fzus51 klwx 191827
cwflwx
expires:202607200800;;244958
coastal waters forecast
national weather service baltimore md/washington dc
227 pm edt sun jul 19 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.
anz537-200800-
tidal potomac from cobb island to smith point-
227 pm edt sun jul 19 2026
.this afternoon...n winds 10 kt. waves 1 ft. a chance of showers and
tstms.
.tonight...ne winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 10 to 15 kt. waves 2 ft. a chance of showers.
.tue...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers with a chance of tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
showers with a chance of tstms.
.wed...sw winds 15 to 20 kt...becoming nw 5 to 10 kt. waves 1 to
2 ft. showers. a chance of tstms through the night, then a chance of
showers after midnight.
.thu...ne winds 5 to 10 kt. waves 1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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