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(1/2)
Latest Coastal Waters Forecast by KLWX
Issued 7/20/2026 4:57 PM America/New_York.
Valid through 7/21/2026 4:00 AM America/New_York.
fzus51 klwx 202057
cwflwx
expires:202607210800;;309418
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon jul 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.
anz531-210800-
chesapeake bay from pooles island to sandy point-
457 pm edt mon jul 20 2026
...small craft advisory in effect from 8 pm edt this evening through
late tuesday night...
.rest of this afternoon...se winds 5 kt. waves flat.
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...s winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
widespread showers and scattered tstms.
.tue night...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to
3 ft. widespread showers and scattered tstms.
.wed...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers and tstms.
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt. waves 1 to
2 ft.
.thu...n winds 10 to 15 kt...becoming ne 5 kt after midnight. waves
1 to 2 ft.
.fri...e winds 5 to 10 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/2)
Latest Coastal Waters Forecast by KLWX
Issued 7/20/2026 4:57 PM America/New_York.
Valid through 7/21/2026 4:00 AM America/New_York.
fzus51 klwx 202057
cwflwx
expires:202607210800;;309421
coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon jul 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-210800-
chesapeake bay from sandy point to north beach-
457 pm edt mon jul 20 2026
...small craft advisory in effect from 8 pm edt this evening through
late tuesday night...
.rest of this afternoon...s winds 5 kt. waves flat.
.tonight...s winds 10 to 15 kt. gusts up to 20 kt. waves 2 to 3 ft.
.tue...s winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
widespread showers and scattered tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
widespread showers and scattered tstms.
.wed...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
scattered showers.
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt. waves 1 to
2 ft.
.thu...n winds 10 to 15 kt...becoming ne 5 to 10 kt. waves 1 to
2 ft.
.fri...e winds 5 to 10 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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