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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823271
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 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.
anz531-120800-
chesapeake bay from pooles island to sandy point-
1058 pm edt sat jul 11 2026
.rest of tonight...e winds 10 kt. waves 1 ft. a slight chance of
showers and tstms.
.sun...e winds 10 kt. waves 1 ft.
.sun night...e winds 5 to 10 kt. waves 1 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...s winds 5 to 10 kt. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft or less.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 to 10 kt. waves 1 ft.
.thu...n winds 5 kt...becoming sw. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823274
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-120800-
chesapeake bay from sandy point to north beach-
1058 pm edt sat jul 11 2026
.rest of tonight...e winds 10 kt. waves 1 ft. a chance of showers
and tstms late this evening, then a slight chance of showers and
tstms.
.sun...e winds 10 kt. waves 1 ft.
.sun night...e winds 5 to 10 kt. waves 1 to 2 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 5 to 10 kt. waves 1 ft.
.tue...e winds 5 kt...becoming s in the afternoon. waves 1 ft or
less.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 to 10 kt. waves 1 ft.
.thu...n winds 5 to 10 kt...becoming s in the afternoon and evening,
then becoming w after midnight. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823276
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 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.
anz533-120800-
chesapeake bay from north beach to drum point-
1058 pm edt sat jul 11 2026
.rest of tonight...e winds 10 kt. waves 1 ft. a chance of showers
and tstms.
.sun...e winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers.
.sun night...e winds 10 to 15 kt. waves 1 to 2 ft.
.mon...e winds 5 to 10 kt. waves 1 ft.
.mon night...se winds 5 to 10 kt. waves 1 ft.
.tue...e winds 5 to 10 kt. waves 1 ft or less.
.tue night...sw winds 10 kt. waves 1 ft.
.wed...w winds 5 to 10 kt. waves 1 ft.
.thu...n winds 5 to 10 kt...becoming s in the afternoon and evening,
then becoming w after midnight. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823279
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-120800-
chesapeake bay from drum point to smith point-
1058 pm edt sat jul 11 2026
...small craft advisory in effect from sunday afternoon through late
sunday night...
.rest of tonight...e winds 10 kt. waves 1 ft. a chance of showers
and tstms.
.sun...e winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft. a
chance of showers.
.sun night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...e winds 10 kt. waves 2 ft.
.mon night...e winds 5 to 10 kt. waves 1 to 2 ft.
.tue...e winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 to 10 kt. waves 1 to 2 ft.
.thu...n winds 5 to 10 kt...becoming sw. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823267
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 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.
anz535-120800-
tidal potomac from key bridge to indian head-
1058 pm edt sat jul 11 2026
.rest of tonight...ne winds 5 to 10 kt. waves 1 ft. showers likely
with a chance of tstms late this evening, then a chance of showers
with a slight chance of tstms.
.sun...e winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms.
.sun night...e winds 5 to 10 kt. waves 1 ft.
.mon...e winds around 5 kt. waves 1 ft. a chance of showers.
.mon night...se winds around 5 kt. waves 1 ft or less.
.tue...e winds around 5 kt. waves 1 ft or less.
.tue night...sw winds 5 kt. waves less than 1 ft.
.wed...w winds 5 to 10 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823268
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-120800-
tidal potomac from indian head to cobb island-
1058 pm edt sat jul 11 2026
.rest of tonight...ne winds 5 kt. waves less than 1 ft. a chance of
tstms. showers likely late this evening, then a chance of showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms.
.sun night...e winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms.
.mon...e winds 5 to 10 kt. waves 1 ft. a chance of showers.
.mon night...e winds 5 to 10 kt. waves 1 ft or less.
.tue...e winds around 5 kt. waves 1 ft or less.
.tue night...sw winds around 5 kt. waves 1 ft.
.wed...w winds around 5 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 7/11/2026 10:58 PM America/New_York.
Valid through 7/12/2026 4:00 AM America/New_York.
fzus51 klwx 120258
cwflwx
expires:202607120800;;823269
coastal waters forecast
national weather service baltimore md/washington dc
1058 pm edt sat jul 11 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.
anz537-120800-
tidal potomac from cobb island to smith point-
1058 pm edt sat jul 11 2026
...small craft advisory in effect from sunday afternoon through late
sunday night...
.rest of tonight...e winds 5 to 10 kt. waves 1 ft. showers likely
with a chance of tstms.
.sun...e winds 10 to 15 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 to 2 ft. a chance of showers and tstms.
.sun night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...e winds 5 to 10 kt. waves 2 ft. a chance of showers.
.mon night...e winds 5 to 10 kt. waves 1 to 2 ft.
.tue...e winds around 5 kt. waves 1 ft or less.
.tue night...s winds 5 to 10 kt. waves 1 ft.
.wed...w winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 kt. waves less than 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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