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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300757
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 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.
anz531-132000-
chesapeake bay from pooles island to sandy point-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 30 kt. waves 2 to
3 ft. isolated showers.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt after midnight. waves 3 ft...subsiding to 1 ft after
midnight.
.tue...s winds 5 to 10 kt. waves 1 ft or less.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft or less.
.fri...nw winds around 5 kt. waves 1 ft or less.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300760
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-132000-
chesapeake bay from sandy point to north beach-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 25 kt. waves 3 ft.
isolated showers this afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt late. waves 3 ft...subsiding to 1 ft after midnight.
.tue...s winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...nw winds 5 kt. waves less than 1 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300762
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 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.
anz533-132000-
chesapeake bay from north beach to drum point-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 25 kt. waves 3 ft.
isolated showers this afternoon.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to 5 kt late. waves 1 to 2 ft.
.tue...s winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft or less.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300765
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-132000-
chesapeake bay from drum point to smith point-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 30 kt. waves 3 ft.
.tonight...sw winds 10 to 15 kt. gusts up to 25 kt. waves 3 ft...
subsiding to 1 ft after midnight.
.tue...sw winds 5 to 10 kt. waves 1 to 2 ft.
.tue night...sw winds 10 kt. waves 2 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 10 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 to 2 ft.
.fri...sw winds 5 to 10 kt...becoming n after midnight. waves 1 to
2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300753
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 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.
anz535-132000-
tidal potomac from key bridge to indian head-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 30 kt. waves 1 ft.
isolated showers.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... diminishing
to around 5 kt in the late evening and overnight. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds around 5 kt. waves 1 ft.
.wed night...sw winds around 5 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.fri...nw winds around 5 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300754
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-132000-
tidal potomac from indian head to cobb island-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 25 kt. waves 2 ft.
isolated showers this afternoon.
.tonight...sw winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 5 to 10 kt. waves 1 ft.
.fri...nw winds around 5 kt. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/13/2026 10:59 AM America/New_York.
Valid through 4/13/2026 4:00 PM America/New_York.
fzus51 klwx 131459
cwflwx
expires:202604132000;;300755
coastal waters forecast
national weather service baltimore md/washington dc
1058 am edt mon apr 13 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.
anz537-132000-
tidal potomac from cobb island to smith point-
1058 am edt mon apr 13 2026
...small craft advisory in effect until 6 pm edt this evening...
.rest of today...sw winds 15 kt with gusts to 30 kt. waves 2 to
3 ft.
.tonight...sw winds 5 to 10 kt. gusts up to 20 kt early in the
evening. waves 1 to 2 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
.tue night...sw winds 5 to 10 kt. waves 1 ft.
.wed...sw winds 5 to 10 kt. waves 1 ft.
.wed night...sw winds 5 to 10 kt. waves 1 ft.
.thu...sw winds 10 to 15 kt. waves 1 ft.
.fri...w winds 5 to 10 kt. waves 1 ft or less.
$$
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