(1/2)
Latest Coastal Waters Forecast by KLWX
Issued 5/21/2026 9:17 PM America/New_York.
Valid through 5/22/2026 4:00 AM America/New_York.
fzus51 klwx 220117
cwflwx
expires:202605220800;;429297
coastal waters forecast
national weather service baltimore md/washington dc
916 pm edt thu may 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-
916 pm edt thu may 21 2026
...small craft advisory in effect through late friday night...
.rest of tonight...ne winds 15 kt with gusts to 20 kt. waves 2 ft.
numerous showers.
.fri...e winds 15 kt with gusts to 25 kt. waves 2 ft. showers
likely.
.fri night...e winds 15 kt with gusts to 25 kt. waves 2 ft. showers.
.sat...e winds 15 to 20 kt. waves 2 ft. showers.
.sat night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sun...ne winds 5 to 10 kt. waves 1 ft or less. a chance of showers.
.sun night...ne winds 5 kt. waves flat. a chance of showers.
.mon...s winds around 5 kt. waves flat. a chance of showers.
.tue...s winds around 5 kt. waves flat. a chance of showers.
$$
(2/2)
Latest Coastal Waters Forecast by KLWX
Issued 5/21/2026 9:17 PM America/New_York.
Valid through 5/22/2026 4:00 AM America/New_York.
fzus51 klwx 220117
cwflwx
expires:202605220800;;429300
coastal waters forecast
national weather service baltimore md/washington dc
916 pm edt thu may 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-220800-
chesapeake bay from sandy point to north beach-
916 pm edt thu may 21 2026
...small craft advisory in effect through late friday night...
.rest of tonight...ne winds 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.fri...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers.
.fri night...e winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. showers.
.sat...e winds 15 to 20 kt. waves 2 ft. showers.
.sat night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
showers.
.sun...ne winds 5 kt. waves less than 1 ft. a chance of showers.
.sun night...ne winds 5 kt. waves less than 1 ft. a chance of
showers.
.mon...se winds around 5 kt. waves flat. a chance of showers in the
morning. showers likely.
.tue...se winds around 5 kt. waves flat. a chance of showers.
$$
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