(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013407
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 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.
anz531-230800-
chesapeake bay from pooles island to sandy point-
456 pm edt thu oct 22 2026
...small craft advisory in effect through friday morning...
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
2 ft.
.tonight...n winds 15 to 20 kt. waves 2 to 3 ft.
.fri...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 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 around 5 kt. waves 1 ft or less.
.sun...se winds around 5 kt. waves flat.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013410
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-230800-
chesapeake bay from sandy point to north beach-
456 pm edt thu oct 22 2026
...small craft advisory in effect through friday morning...
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
2 ft.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.fri...ne winds 15 to 20 kt...diminishing to 10 kt late. waves 2 to
3 ft.
.fri night...e winds 5 to 10 kt. waves 1 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...e winds around 5 kt. waves 1 ft or less.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013412
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 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.
anz533-230800-
chesapeake bay from north beach to drum point-
456 pm edt thu oct 22 2026
...small craft advisory in effect through friday afternoon...
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
2 ft.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.fri...ne winds 15 to 20 kt...diminishing to 10 kt late. gusts up to
25 kt. waves 2 to 3 ft.
.fri night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sat...ne winds 5 to 10 kt. waves 1 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...e winds around 5 kt. waves 1 ft or less.
.mon...w winds 5 to 10 kt. waves 1 ft or less.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013415
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-230800-
chesapeake bay from drum point to smith point-
456 pm edt thu oct 22 2026
...small craft advisory in effect through friday afternoon...
.rest of this afternoon...n winds 15 kt with gusts to 20 kt. waves
3 ft.
.tonight...n winds 15 to 20 kt. waves 3 ft.
.fri...ne winds 15 to 20 kt. waves 3 ft.
.fri night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft.
.sat...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sat night...ne winds 5 to 10 kt. waves 1 ft.
.sun...ne winds 5 to 10 kt. waves 1 ft.
.mon...nw winds 5 to 10 kt. waves 1 ft or less.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013403
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 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.
anz535-230800-
tidal potomac from key bridge to indian head-
456 pm edt thu oct 22 2026
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...n winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.fri...ne winds 5 to 10 kt. waves 1 ft.
.fri night...ne winds around 5 kt. waves 1 ft.
.sat...ne winds 5 kt. waves less than 1 ft.
.sat night...e winds around 5 kt. waves 1 ft or less.
.sun...e winds around 5 kt. waves flat.
.mon...w winds around 5 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013404
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-230800-
tidal potomac from indian head to cobb island-
456 pm edt thu oct 22 2026
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...n winds 5 to 10 kt. waves 1 ft.
.fri...ne winds 5 to 10 kt. waves 1 ft.
.fri night...ne winds 5 to 10 kt. waves 1 ft.
.sat...ne winds 5 kt. waves less than 1 ft.
.sat night...ne winds around 5 kt. waves 1 ft.
.sun...e winds around 5 kt. waves 1 ft or less.
.mon...w winds around 5 kt. waves 1 ft or less.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 10/22/2026 4:56 PM America/New_York.
Valid through 10/23/2026 4:00 AM America/New_York.
fzus51 klwx 222056
cwflwx
expires:202610230800;;013405
coastal waters forecast
national weather service baltimore md/washington dc
456 pm edt thu oct 22 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.
anz537-230800-
tidal potomac from cobb island to smith point-
456 pm edt thu oct 22 2026
...small craft advisory in effect through friday afternoon...
.rest of this afternoon...n winds 10 kt with gusts to 20 kt. waves
2 ft.
.tonight...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri night...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sat...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...e winds 5 to 10 kt...becoming se after midnight. waves 1 ft
or less.
.mon...nw winds 5 to 10 kt. waves 1 ft or less.
$$
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