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(1/2)
Latest Coastal Waters Forecast by KLWX
Issued 7/20/2026 7:57 PM America/New_York.
Valid through 7/21/2026 4:00 AM America/New_York.
fzus51 klwx 202357
cwflwx
expires:202607210800;;316787
coastal waters forecast
national weather service baltimore md/washington dc
757 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-
757 pm edt mon jul 20 2026
...small craft advisory in effect through late tuesday night...
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
showers likely with a chance of tstms after midnight.
.tue...s winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
showers and tstms.
.tue night...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to
3 ft. showers and tstms.
.wed...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
scattered showers with a chance of 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 with gusts to 20 kt. waves 1 to 2 ft.
.thu night...ne winds 5 to 10 kt. waves 1 ft.
.fri...e winds 5 to 10 kt. waves 1 ft.
.sat...e winds around 5 kt. waves 1 ft or less.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/2)
Latest Coastal Waters Forecast by KLWX
Issued 7/20/2026 7:57 PM America/New_York.
Valid through 7/21/2026 4:00 AM America/New_York.
fzus51 klwx 202357
cwflwx
expires:202607210800;;316790
coastal waters forecast
national weather service baltimore md/washington dc
757 pm edt mon jul 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-210800-
chesapeake bay from sandy point to north beach-
757 pm edt mon jul 20 2026
...small craft advisory in effect through late tuesday night...
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft...building to 2 to 3 ft after midnight. a chance of showers and
tstms after midnight.
.tue...s winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
showers and tstms.
.tue night...sw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
showers and tstms.
.wed...sw winds 10 to 15 kt with gusts to 25 kt. waves 2 to 3 ft.
scattered showers.
.wed night...nw winds 10 to 15 kt. gusts up to 20 kt. waves 1 to
2 ft.
.thu...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.thu night...ne winds 5 to 10 kt. waves 1 ft.
.fri...e winds 5 to 10 kt. waves 1 ft.
.sat...e winds 5 kt. waves less than 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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