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(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 7:58 AM America/New_York.
Valid through 5/20/2026 4:00 PM America/New_York.
fzus51 klwx 201158
cwflwx
expires:202605202000;;345344
coastal waters forecast
national weather service baltimore md/washington dc
757 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.
anz530-202000-
chesapeake bay north of pooles island-
757 am edt wed may 20 2026
.today...sw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms this afternoon.
.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.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 7:58 AM America/New_York.
Valid through 5/20/2026 4:00 PM America/New_York.
fzus51 klwx 201158
cwflwx
expires:202605202000;;345345
coastal waters forecast
national weather service baltimore md/washington dc
757 am edt wed may 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-202000-
chesapeake bay from pooles island to sandy point-
757 am edt wed may 20 2026
.today...sw winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms this afternoon.
.tonight...n winds 5 to 10 kt. waves 1 ft. showers likely with a
chance of tstms.
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers
likely.
.thu night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 7:58 AM America/New_York.
Valid through 5/20/2026 4:00 PM America/New_York.
fzus51 klwx 201158
cwflwx
expires:202605202000;;345348
coastal waters forecast
national weather service baltimore md/washington dc
757 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.
anz532-202000-
chesapeake bay from sandy point to north beach-
757 am edt wed may 20 2026
.today...sw winds 5 to 10 kt...becoming s this afternoon. waves 1 to
2 ft. a chance of showers with a slight chance of tstms this
afternoon.
.tonight...n winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 to 2 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.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 5/20/2026 7:58 AM America/New_York.
Valid through 5/20/2026 4:00 PM America/New_York.
fzus51 klwx 201158
cwflwx
expires:202605202000;;345350
coastal waters forecast
national weather service baltimore md/washington dc
757 am edt wed may 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-202000-
chesapeake bay from north beach to drum point-
757 am edt wed may 20 2026
...small craft advisory in effect from 3 pm edt this afternoon
through this evening...
.today...sw winds 5 to 10 kt...becoming s 10 to 15 kt with gusts to
20 kt this afternoon. waves 1 to 2 ft. a chance of showers and tstms
this afternoon.
.tonight...ne winds 10 to 15 kt with gusts to 20 kt... becoming n in
the late evening and overnight. waves 1 to 2 ft. a chance of showers
and tstms.
.thu...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 to 3 ft.
showers likely.
.thu night...ne winds 10 kt with gusts to 20 kt. waves 2 ft. showers
likely.
.fri...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. showers.
.fri night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sat...e winds 5 to 10 kt. waves 1 to 2 ft. showers through the day,
then showers likely through the night.
.sun...e winds 5 kt. waves less than 1 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
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