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(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 4:57 AM America/New_York.
Valid through 5/20/2026 7:00 PM America/New_York.
fzus51 klwx 200857
cwflwx
expires:202605202300;;338979
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed may 20 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.
anz530-202300-
chesapeake bay north of pooles island-
457 am edt wed may 20 2026
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...sw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.tonight...n winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.thu...ne winds 5 to 10 kt. waves 1 ft. showers.
.thu night...ne winds around 5 kt. waves 1 ft. a chance of showers.
.fri...e winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. showers.
.fri night...e winds 10 to 15 kt. waves 1 ft. showers.
.sat...e winds 10 to 15 kt. waves 1 ft. showers.
.sun...e winds 5 to 10 kt. waves 1 ft. showers likely, mainly in the
morning.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 4:57 AM America/New_York.
Valid through 5/20/2026 7:00 PM America/New_York.
fzus51 klwx 200857
cwflwx
expires:202605202300;;338980
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed may 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-202300-
chesapeake bay from pooles island to sandy point-
457 am edt wed may 20 2026
.rest of the overnight...sw winds 5 kt. waves less than 1 ft.
.today...sw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.tonight...n winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.thu night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 4:57 AM America/New_York.
Valid through 5/20/2026 7:00 PM America/New_York.
fzus51 klwx 200857
cwflwx
expires:202605202300;;338983
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed may 20 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.
anz532-202300-
chesapeake bay from sandy point to north beach-
457 am edt wed may 20 2026
.rest of the overnight...sw winds 10 kt. waves 1 ft.
.today...s winds 5 to 10 kt. waves 1 to 2 ft. a chance of showers
and tstms.
.tonight...n winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely.
.thu night...ne winds 5 to 10 kt. waves 1 to 2 ft. showers likely.
.fri...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 4:57 AM America/New_York.
Valid through 5/20/2026 7:00 PM America/New_York.
fzus51 klwx 200857
cwflwx
expires:202605202300;;338985
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed may 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-202300-
chesapeake bay from north beach to drum point-
457 am edt wed may 20 2026
...small craft advisory in effect from 3 pm edt this afternoon
through this evening...
.rest of the overnight...sw winds 10 kt. waves 1 ft.
.today...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...n winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
and tstms.
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft.
showers likely.
.thu night...ne winds 10 kt with gusts to 20 kt. waves 2 ft. showers
likely.
.fri...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 5 to 10 kt. waves 1 to 2 ft. showers through the day,
then showers likely through the night.
.sun...e winds 5 kt. waves less than 1 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
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