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(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 8/21/2026 10:57 PM America/New_York.
Valid through 8/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202608220800;;142210
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.
anz530-220800-
chesapeake bay north of pooles island-
1057 pm edt fri aug 21 2026
.rest of tonight...se winds around 5 kt. waves 1 ft or less. a
chance of showers.
.sat...e winds 5 kt. waves less than 1 ft. showers with a chance of
tstms.
.sat night...e winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms.
.sun...w winds 5 to 10 kt. waves 1 ft.
.sun night...w winds 5 to 10 kt. waves 1 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...nw winds 5 to 10 kt. waves 1 ft.
.tue...w winds around 5 kt. waves 1 ft or less.
.wed...s winds around 5 kt. waves 1 ft. a chance of showers through
the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 8/21/2026 10:57 PM America/New_York.
Valid through 8/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202608220800;;142211
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-220800-
chesapeake bay from pooles island to sandy point-
1057 pm edt fri aug 21 2026
.rest of tonight...se winds 5 kt. waves flat. a chance of showers.
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms.
.sat night...se winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.sun...w winds 5 to 10 kt. waves 1 ft.
.sun night...nw winds 5 to 10 kt. waves 1 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...nw winds 5 to 10 kt. waves 1 ft.
.tue...nw winds 5 to 10 kt...becoming sw. waves 1 ft or less.
.wed...s winds 5 to 10 kt. waves 1 ft or less. a chance of showers
through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 8/21/2026 10:57 PM America/New_York.
Valid through 8/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202608220800;;142214
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 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.
anz532-220800-
chesapeake bay from sandy point to north beach-
1057 pm edt fri aug 21 2026
.rest of tonight...se winds 5 kt. waves less than 1 ft. showers
likely.
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms.
.sat night...se winds 5 to 10 kt...becoming sw late. waves 1 ft. a
chance of showers and tstms.
.sun...w winds 5 to 10 kt. waves 1 ft.
.sun night...nw winds 5 to 10 kt. waves 1 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...nw winds 5 to 10 kt. waves 1 ft.
.tue...nw winds 5 to 10 kt...becoming s. waves 1 ft.
.wed...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers
through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 8/21/2026 10:57 PM America/New_York.
Valid through 8/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202608220800;;142216
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt fri aug 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-220800-
chesapeake bay from north beach to drum point-
1057 pm edt fri aug 21 2026
.rest of tonight...se winds 5 kt. waves less than 1 ft. a chance of
showers late this evening, then showers with a slight chance of
tstms.
.sat...e winds 5 to 10 kt. waves 1 ft. showers with a chance of
tstms.
.sat night...se winds 5 kt. waves less than 1 ft. a chance of
showers and tstms.
.sun...w winds 5 to 10 kt. waves 1 ft.
.sun night...nw winds 5 to 10 kt. waves 1 ft.
.mon...nw winds 5 to 10 kt. waves 1 ft.
.mon night...nw winds 5 to 10 kt. waves 1 ft.
.tue...nw winds 5 to 10 kt...becoming s. waves 1 ft.
.wed...s winds 5 kt...increasing to 10 to 15 kt. waves 1 to 2 ft. a
chance of showers through the night.
winds and waves higher and visibilities lower in and near tstms.
$$
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