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(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/19/2026 2:47 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus51 klwx 191847
cwflwx
expires:202604200800;;650741
coastal waters forecast
national weather service baltimore md/washington dc
247 pm edt sun apr 19 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.
anz530-200800-
chesapeake bay north of pooles island-
247 pm edt sun apr 19 2026
...small craft advisory in effect until 9 pm edt this evening...
...small craft advisory in effect from monday morning through monday
evening...
.this afternoon...nw winds 10 to 15 kt. gusts up to 25 kt late.
waves 1 to 2 ft. isolated showers.
.tonight...nw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 to 10 kt after midnight. waves 1 to 2 ft. scattered sprinkles.
.mon...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
scattered sprinkles.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.tue...w winds 5 kt. waves less than 1 ft.
.tue night...s winds 5 to 10 kt. waves 1 ft. a chance of showers.
.wed...sw winds 5 to 10 kt...becoming nw. waves 1 ft or less. a
chance of showers.
.thu...nw winds around 5 kt. waves 1 ft or less.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/19/2026 2:47 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus51 klwx 191847
cwflwx
expires:202604200800;;650742
coastal waters forecast
national weather service baltimore md/washington dc
247 pm edt sun apr 19 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-200800-
chesapeake bay from pooles island to sandy point-
247 pm edt sun apr 19 2026
...small craft advisory in effect until 9 pm edt this evening...
...small craft advisory in effect from monday morning through monday
evening...
.this afternoon...nw winds 10 to 15 kt. gusts up to 25 kt late.
waves 2 ft. isolated showers.
.tonight...nw winds 10 to 15 kt with gusts to 25 kt... becoming sw
5 to 10 kt late. waves 1 to 2 ft. scattered sprinkles.
.mon...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
scattered sprinkles.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...n winds 5 to 10 kt...becoming s in the afternoon. waves 1 ft.
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.wed...w winds 5 to 10 kt...becoming n after midnight. waves 1 to
2 ft...subsiding to flat after midnight. a chance of showers.
.thu...w winds around 5 kt. waves flat.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/19/2026 2:47 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus51 klwx 191847
cwflwx
expires:202604200800;;650745
coastal waters forecast
national weather service baltimore md/washington dc
247 pm edt sun apr 19 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.
anz532-200800-
chesapeake bay from sandy point to north beach-
247 pm edt sun apr 19 2026
...small craft advisory in effect until midnight edt tonight...
...small craft advisory in effect from monday morning through late
monday night...
.this afternoon...nw winds 10 to 15 kt with gusts to 20 kt. waves
2 ft. isolated showers.
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming sw
5 to 10 kt after midnight. waves 1 to 2 ft. scattered sprinkles.
.mon...nw winds 15 to 20 kt. waves 2 ft. scattered sprinkles.
.mon night...n winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.tue...n winds 5 to 10 kt...becoming se in the afternoon. waves
1 ft.
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft.
.wed...sw winds 10 to 15 kt...becoming nw 5 to 10 kt. waves 2 to
3 ft...subsiding to 1 ft or less. a chance of showers.
.thu...n winds 5 kt. waves flat.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 4/19/2026 2:47 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus51 klwx 191847
cwflwx
expires:202604200800;;650747
coastal waters forecast
national weather service baltimore md/washington dc
247 pm edt sun apr 19 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-200800-
chesapeake bay from north beach to drum point-
247 pm edt sun apr 19 2026
...small craft advisory in effect until midnight edt tonight...
...small craft advisory in effect from monday morning through late
monday night...
.this afternoon...n winds 10 to 15 kt with gusts to 20 kt. waves
2 ft. scattered showers.
.tonight...nw winds 10 to 15 kt with gusts to 20 kt... becoming sw
5 to 10 kt after midnight. waves 1 to 2 ft. scattered sprinkles.
.mon...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
scattered sprinkles.
.mon night...n winds 15 to 20 kt. waves 2 to 3 ft.
.tue...n winds 5 to 10 kt...becoming se in the afternoon. waves 1 to
2 ft.
.tue night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft.
.wed...sw winds 10 to 15 kt...becoming nw 5 to 10 kt. waves 2 to
3 ft...subsiding to 1 ft or less. a chance of showers.
.thu...n winds 5 kt. waves less than 1 ft.
$$
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