(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/17/2026 2:27 AM America/New_York.
Valid through 4/17/2026 4:00 PM America/New_York.
fzus51 klwx 170627
cwflwx
expires:202604172000;;505711
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt fri apr 17 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.
anz530-172000-
chesapeake bay north of pooles island-
227 am edt fri apr 17 2026
...small craft advisory in effect until 4 am edt early this
morning...
.overnight...w winds 10 kt with gusts to 20 kt. waves 1 ft. isolated
showers.
.fri...nw winds 5 kt. waves less than 1 ft.
.fri night...n winds around 5 kt. waves flat.
.sat...se winds 5 to 10 kt. waves 1 ft or less.
.sat night...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.mon...nw winds 10 to 15 kt...becoming n around 5 kt after midnight.
waves 1 ft.
.tue...nw winds around 5 kt...becoming s. waves 1 ft or less.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/17/2026 2:27 AM America/New_York.
Valid through 4/17/2026 4:00 PM America/New_York.
fzus51 klwx 170627
cwflwx
expires:202604172000;;505712
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt fri apr 17 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-172000-
chesapeake bay from pooles island to sandy point-
227 am edt fri apr 17 2026
...small craft advisory in effect until 4 am edt early this
morning...
.overnight...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
scattered showers.
.fri...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...n winds around 5 kt. waves flat.
.sat...se winds 5 to 10 kt. waves 1 ft or less.
.sat night...se winds 10 to 15 kt. waves 1 to 2 ft. a chance of
showers.
.sun...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
showers.
.sun night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.mon...nw winds 10 to 15 kt. waves 1 to 2 ft.
.tue...ne winds 5 kt...becoming s 10 to 15 kt. waves 1 to 2 ft.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/17/2026 2:27 AM America/New_York.
Valid through 4/17/2026 4:00 PM America/New_York.
fzus51 klwx 170627
cwflwx
expires:202604172000;;505715
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt fri apr 17 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.
anz532-172000-
chesapeake bay from sandy point to north beach-
227 am edt fri apr 17 2026
...small craft advisory in effect until 4 am edt early this
morning...
.overnight...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft. scattered showers.
.fri...nw winds 5 to 10 kt. waves 1 ft or less. a chance of showers.
.fri night...ne winds around 5 kt. waves flat.
.sat...e winds around 5 kt...becoming se 10 to 15 kt with gusts to
20 kt in the afternoon. waves flat... building to 2 ft in the
afternoon.
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.sun...nw winds 15 to 20 kt. waves 2 ft. showers.
.sun night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.mon...nw winds 15 to 20 kt...becoming n 5 to 10 kt after midnight.
waves 1 to 2 ft.
.tue...ne winds 5 to 10 kt...becoming s 15 to 20 kt. waves 1 to
2 ft.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/17/2026 2:27 AM America/New_York.
Valid through 4/17/2026 4:00 PM America/New_York.
fzus51 klwx 170627
cwflwx
expires:202604172000;;505717
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt fri apr 17 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-172000-
chesapeake bay from north beach to drum point-
227 am edt fri apr 17 2026
...small craft advisory in effect until 4 am edt early this
morning...
.overnight...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
scattered showers.
.fri...nw winds 5 kt. waves less than 1 ft. a chance of showers.
.fri night...ne winds around 5 kt. waves flat.
.sat...e winds around 5 kt...becoming se 10 to 15 kt with gusts to
20 kt in the afternoon. waves flat... building to 2 ft in the
afternoon.
.sat night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.sun...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers.
.sun night...nw winds 15 to 20 kt. waves 2 to 3 ft. a chance of
showers.
.mon...nw winds 15 to 20 kt...becoming n 5 to 10 kt after midnight.
waves 2 to 3 ft...subsiding to 1 ft after midnight.
.tue...n winds 5 to 10 kt...becoming s in the afternoon, then
increasing to 15 to 20 kt. waves 1 to 2 ft.
$$
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