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(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 10/21/2026 10:57 PM America/New_York.
Valid through 10/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202610220800;;970224
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed oct 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.
anz530-220800-
chesapeake bay north of pooles island-
1057 pm edt wed oct 21 2026
...small craft advisory in effect through thursday evening...
.rest of tonight...n winds 10 kt with gusts to 20 kt. waves 1 ft.
.thu...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.thu night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.fri...ne winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.fri night...ne winds around 5 kt. waves 1 ft.
.sat...ne winds around 5 kt. waves 1 ft.
.sat night...e winds around 5 kt. waves flat.
.sun...sw winds around 5 kt. waves flat.
.mon...nw winds around 5 kt. waves 1 ft.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 10/21/2026 10:57 PM America/New_York.
Valid through 10/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202610220800;;970225
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed oct 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-220800-
chesapeake bay from pooles island to sandy point-
1057 pm edt wed oct 21 2026
...small craft advisory in effect through thursday evening...
.rest of tonight...n winds 10 to 15 kt with gusts to 20 kt. waves
2 ft.
.thu...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.thu night...n winds 10 to 15 kt with gusts to 25 kt. waves 2 to
3 ft.
.fri...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri night...e winds 5 kt. waves less than 1 ft.
.sat...ne winds around 5 kt. waves 1 ft.
.sat night...e winds around 5 kt. waves flat.
.sun...e winds around 5 kt. waves flat.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 10/21/2026 10:57 PM America/New_York.
Valid through 10/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202610220800;;970228
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed oct 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-
1057 pm edt wed oct 21 2026
...small craft advisory in effect through thursday evening...
.rest of tonight...n winds 10 to 15 kt with gusts to 20 kt. waves
2 ft.
.thu...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.thu night...n winds 15 to 20 kt. gusts up to 25 kt. waves 2 to
3 ft.
.fri...ne winds 10 to 15 kt. gusts up to 25 kt in the morning. waves
2 to 3 ft.
.fri night...e winds 5 to 10 kt. waves 1 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft.
.sat night...e winds around 5 kt. waves flat.
.sun...ne winds around 5 kt. waves flat.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 10/21/2026 10:57 PM America/New_York.
Valid through 10/22/2026 4:00 AM America/New_York.
fzus51 klwx 220257
cwflwx
expires:202610220800;;970230
coastal waters forecast
national weather service baltimore md/washington dc
1057 pm edt wed oct 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-220800-
chesapeake bay from north beach to drum point-
1057 pm edt wed oct 21 2026
...small craft advisory in effect through thursday evening...
.rest of tonight...n winds 10 to 15 kt with gusts to 20 kt. waves
2 ft.
.thu...n winds 10 to 15 kt with gusts to 25 kt. waves 3 ft.
.thu night...n winds 15 to 20 kt. gusts up to 25 kt. waves 2 to
3 ft.
.fri...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.fri night...ne winds 5 to 10 kt. waves 1 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft.
.sat night...e winds 5 kt. waves less than 1 ft.
.sun...ne winds around 5 kt. waves 1 ft or less.
.mon...nw winds 5 to 10 kt. waves 1 ft or less.
$$
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