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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975193
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 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.
anz531-010800-
chesapeake bay from pooles island to sandy point-
801 pm edt sun may 31 2026
.tonight...sw winds 5 to 10 kt. waves 1 ft. a chance of sprinkles
after midnight.
.mon...n winds 5 to 10 kt. waves 1 ft.
.mon night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...ne winds 5 to 10 kt. waves 1 ft.
.tue night...n winds 5 kt. waves flat.
.wed...n winds 5 kt. waves less than 1 ft.
.wed night...s winds around 5 kt. waves 1 ft or less.
.thu...w winds around 5 kt. waves 1 ft or less.
.fri...sw winds 5 to 10 kt. waves 1 ft or less.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975196
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-010800-
chesapeake bay from sandy point to north beach-
801 pm edt sun may 31 2026
.tonight...s winds 10 kt. waves 1 ft. a chance of sprinkles after
midnight.
.mon...n winds 5 to 10 kt. waves 1 ft.
.mon night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...ne winds 5 to 10 kt. waves 1 ft.
.tue night...n winds 5 kt. waves less than 1 ft.
.wed...n winds 5 kt. waves less than 1 ft.
.wed night...s winds around 5 kt. waves 1 ft.
.thu...ne winds 5 kt...becoming s. waves 1 ft or less.
.fri...sw winds 5 to 10 kt. waves 1 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975198
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 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.
anz533-010800-
chesapeake bay from north beach to drum point-
801 pm edt sun may 31 2026
.tonight...s winds 10 kt. waves 1 ft. a chance of sprinkles after
midnight.
.mon...nw winds 5 to 10 kt...becoming n late. waves 1 to 2 ft. a
chance of sprinkles.
.mon night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...ne winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...ne winds 5 kt. waves less than 1 ft.
.wed...n winds 5 to 10 kt. waves 1 ft.
.wed night...s winds 5 kt. waves less than 1 ft.
.thu...n winds 5 kt...becoming s. waves 1 ft or less.
.fri...sw winds 5 to 10 kt. waves 1 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975201
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-010800-
chesapeake bay from drum point to smith point-
801 pm edt sun may 31 2026
...small craft advisory in effect until 8 am edt monday...
.tonight...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft...building to 3 ft after midnight. a chance of sprinkles after
midnight.
.mon...sw winds 10 to 15 kt with gusts to 20 kt... becoming n 5 to
10 kt in the late morning and afternoon. waves 1 to 2 ft. a chance
of sprinkles.
.mon night...e winds 10 to 15 kt with gusts to 20 kt. waves 3 ft.
.tue...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue night...ne winds 5 to 10 kt. waves 1 ft.
.wed...n winds 5 to 10 kt. waves 1 ft.
.wed night...e winds 5 to 10 kt...becoming w after midnight. waves
1 ft.
.thu...w winds 5 to 10 kt...becoming s. waves 1 ft.
.fri...sw winds 10 to 15 kt. waves 1 to 2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975189
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 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.
anz535-010800-
tidal potomac from key bridge to indian head-
801 pm edt sun may 31 2026
.tonight...s winds 5 kt. waves less than 1 ft. a chance of sprinkles
after midnight.
.mon...n winds 5 to 10 kt. waves 1 ft.
.mon night...e winds 5 kt. waves less than 1 ft.
.tue...ne winds 5 kt. waves less than 1 ft.
.tue night...n winds around 5 kt. waves 1 ft or less.
.wed...n winds around 5 kt. waves 1 ft.
.wed night...s winds around 5 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
.fri...w winds around 5 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975190
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-010800-
tidal potomac from indian head to cobb island-
801 pm edt sun may 31 2026
.tonight...s winds 5 kt. waves less than 1 ft. a chance of sprinkles
after midnight.
.mon...n winds 5 kt...becoming ne late. waves 1 ft.
.mon night...e winds 5 to 10 kt. waves 1 ft.
.tue...ne winds 5 to 10 kt. waves 1 ft.
.tue night...n winds around 5 kt. waves 1 ft.
.wed...n winds 5 to 10 kt. waves 1 ft.
.wed night...s winds around 5 kt. waves 1 ft.
.thu...w winds around 5 kt. waves 1 ft.
.fri...sw winds around 5 kt. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/30/2026 8:01 PM America/New_York.
Valid through 6/1/2026 4:00 AM America/New_York.
fzus51 klwx 010001
cwflwx
expires:202606010800;;975191
coastal waters forecast
national weather service baltimore md/washington dc
801 pm edt sun may 31 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.
anz537-010800-
tidal potomac from cobb island to smith point-
801 pm edt sun may 31 2026
...small craft advisory in effect until 8 am edt monday...
.tonight...s winds 10 kt...becoming sw late. gusts up to 20 kt.
waves 1 ft. a chance of sprinkles after midnight.
.mon...w winds 5 to 10 kt with gusts to 20 kt...becoming n in the
afternoon. waves 1 ft. a chance of sprinkles.
.mon night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tue night...ne winds 5 kt. waves less than 1 ft.
.wed...n winds 5 to 10 kt. waves 1 ft.
.wed night...s winds 5 kt. waves less than 1 ft.
.thu...n winds around 5 kt...becoming s. waves 1 ft.
.fri...sw winds 5 to 10 kt. waves 1 ft.
$$
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