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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855199
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 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.
anz531-020800-
chesapeake bay from pooles island to sandy point-
409 pm edt fri may 1 2026
...small craft advisory in effect until 3 am edt saturday...
.rest of this afternoon...s winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...s winds 10 to 15 kt...becoming w 5 to 10 kt after
midnight. gusts up to 20 kt. waves 1 ft. scattered showers.
.sat...n winds 10 to 15 kt. waves 1 ft.
.sat night...nw winds 10 to 15 kt. waves 1 to 2 ft.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...sw winds 5 to 10 kt. waves 1 ft.
.mon...s winds 10 to 15 kt. waves 1 to 2 ft.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft. a chance of showers
after midnight.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855202
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-020800-
chesapeake bay from sandy point to north beach-
409 pm edt fri may 1 2026
...small craft advisory in effect until 3 am edt saturday...
.rest of this afternoon...s winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...s winds 10 to 15 kt...becoming w 5 to 10 kt after
midnight. gusts up to 20 kt. waves 2 ft. a chance of showers.
.sat...nw winds 10 to 15 kt...becoming n 5 to 10 kt in the
afternoon. waves 1 ft.
.sat night...nw winds 10 to 15 kt. waves 1 to 2 ft.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...sw winds 5 to 10 kt. waves 1 ft.
.mon...s winds 10 to 15 kt. waves 1 to 2 ft.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855204
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 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.
anz533-020800-
chesapeake bay from north beach to drum point-
409 pm edt fri may 1 2026
...small craft advisory in effect until 3 am edt saturday...
.rest of this afternoon...se winds 10 kt with gusts to 20 kt. waves
1 ft.
.tonight...s winds 10 to 15 kt...becoming nw 5 to 10 kt late. gusts
up to 20 kt. waves 2 ft. a chance of showers.
.sat...n winds 10 to 15 kt...diminishing to 5 to 10 kt late. waves
1 ft.
.sat night...nw winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 to 2 ft. a chance of showers.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...sw winds 5 to 10 kt. waves 1 ft.
.mon...s winds 10 to 15 kt. waves 1 to 2 ft.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855207
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-020800-
chesapeake bay from drum point to smith point-
409 pm edt fri may 1 2026
...small craft advisory in effect until 3 am edt saturday...
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt after
midnight, then becoming nw late. gusts up to 25 kt until early
morning. waves 2 ft. a chance of showers.
.sat...n winds 10 to 15 kt. waves 2 ft. a chance of showers.
.sat night...nw winds 15 to 20 kt. waves 2 to 3 ft. a chance of
showers.
.sun...nw winds 15 to 20 kt. waves 2 to 3 ft.
.sun night...sw winds 10 to 15 kt. waves 1 to 2 ft.
.mon...s winds 15 to 20 kt. waves 2 to 3 ft.
.tue...s winds 15 to 20 kt. waves 3 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855195
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 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.
anz535-020800-
tidal potomac from key bridge to indian head-
409 pm edt fri may 1 2026
.rest of this afternoon...s winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. scattered showers.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...nw winds 5 to 10 kt. waves 1 ft.
.sun...nw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.sun night...sw winds around 5 kt. waves 1 ft.
.mon...sw winds 5 to 10 kt. waves 1 ft.
.tue...s winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
after midnight.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855196
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-020800-
tidal potomac from indian head to cobb island-
409 pm edt fri may 1 2026
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. scattered showers.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...nw winds 5 to 10 kt. waves 1 ft.
.sun...nw winds 5 to 10 kt. waves 1 ft.
.sun night...sw winds around 5 kt. waves 1 ft.
.mon...sw winds 10 to 15 kt. waves 1 ft.
.tue...s winds 10 to 15 kt. waves 1 to 2 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 5/1/2026 4:09 PM America/New_York.
Valid through 5/2/2026 4:00 AM America/New_York.
fzus51 klwx 012009
cwflwx
expires:202605020800;;855197
coastal waters forecast
national weather service baltimore md/washington dc
409 pm edt fri may 1 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.
anz537-020800-
tidal potomac from cobb island to smith point-
409 pm edt fri may 1 2026
...small craft advisory in effect until 3 am edt saturday...
.rest of this afternoon...se winds 15 kt with gusts to 20 kt. waves
1 ft.
.tonight...se winds 10 to 15 kt...becoming sw after midnight, then
becoming nw late. gusts up to 20 kt. waves 1 to 2 ft. a chance of
showers.
.sat...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. a chance of showers.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...sw winds 5 to 10 kt. waves 1 ft.
.mon...sw winds 10 to 15 kt. waves 1 to 2 ft.
.tue...s winds 15 to 20 kt. waves 2 ft.
$$
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