(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023641
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 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.
anz531-252300-
chesapeake bay from pooles island to sandy point-
457 am edt fri sep 25 2026
...small craft advisory in effect through saturday afternoon...
.rest of the overnight...n winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...n winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.tonight...n winds 20 to 25 kt. gusts up to 30 kt. waves 3 ft.
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a chance
of rain.
.sat night...nw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
rain likely.
.sun...nw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. rain
likely.
.sun night...n winds 20 to 25 kt with gusts to 30 kt. waves 2 to
3 ft.
.mon...n winds 10 to 15 kt...becoming nw 5 kt after midnight. waves
1 to 2 ft...subsiding to flat after midnight.
.tue...sw winds around 5 kt. waves flat.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023644
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-252300-
chesapeake bay from sandy point to north beach-
457 am edt fri sep 25 2026
...small craft advisory in effect through late tonight...
...gale warning in effect from saturday morning through saturday
afternoon...
.rest of the overnight...n winds 20 kt with gusts to 30 kt. waves
3 ft.
.today...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.tonight...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.sat...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. a chance
of rain.
.sat night...nw winds 20 to 25 kt. gusts up to 35 kt in the evening.
waves 3 ft. a chance of rain.
.sun...nw winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. a
chance of rain.
.sun night...n winds 20 to 25 kt. gusts up to 30 kt in the evening.
waves 2 to 3 ft.
.mon...nw winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 to 2 ft.
.tue...sw winds around 5 kt. waves 1 ft or less.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023646
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 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.
anz533-252300-
chesapeake bay from north beach to drum point-
457 am edt fri sep 25 2026
...small craft advisory in effect through this afternoon...
...gale warning in effect from this evening through saturday
afternoon...
.rest of the overnight...n winds 20 kt with gusts to 30 kt. waves
4 ft.
.today...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.tonight...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft.
.sat...n winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. a chance
of rain.
.sat night...nw winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. a
chance of rain.
.sun...nw winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a
chance of rain.
.sun night...n winds 20 to 25 kt. gusts up to 30 kt in the evening.
waves 3 ft.
.mon...nw winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 to 2 ft.
.tue...sw winds around 5 kt. waves 1 ft or less.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023649
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-252300-
chesapeake bay from drum point to smith point-
457 am edt fri sep 25 2026
...small craft advisory in effect through this afternoon...
...gale warning in effect from this evening through saturday
afternoon...
.rest of the overnight...n winds 25 kt with gusts to 30 kt. waves
4 ft.
.today...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.tonight...n winds 25 to 30 kt. waves 5 ft.
.sat...n winds 25 to 30 kt. waves 6 ft. a chance of rain.
.sat night...nw winds 20 to 25 kt with gusts to 35 kt. waves 6 ft...
subsiding to 4 ft after midnight. a chance of rain.
.sun...nw winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a
chance of rain.
.sun night...n winds 20 to 25 kt. gusts up to 30 kt in the evening.
waves 5 ft...subsiding to 3 ft after midnight.
.mon...nw winds 10 to 15 kt...diminishing to 5 kt after midnight.
waves 1 to 2 ft.
.tue...sw winds around 5 kt. waves 1 ft or less.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023637
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 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.
anz535-252300-
tidal potomac from key bridge to indian head-
457 am edt fri sep 25 2026
...small craft advisory in effect through saturday afternoon...
.rest of the overnight...n winds 10 kt. waves 1 ft.
.today...n winds 10 to 15 kt. gusts up to 20 kt... increasing to
25 kt late. waves 1 ft.
.tonight...n winds 10 to 15 kt with gusts to 25 kt. waves 1 ft.
.sat...n winds 10 to 15 kt with gusts to 30 kt. waves 2 ft. a chance
of rain.
.sat night...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 to
2 ft. a chance of rain.
.sun...nw winds 10 to 15 kt with gusts to 30 kt. waves 1 ft. a
chance of rain.
.sun night...nw winds 10 to 15 kt. gusts up to 30 kt in the evening.
waves 1 ft.
.mon...nw winds 5 to 10 kt. waves 1 ft.
.tue...sw winds around 5 kt. waves 1 ft or less.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023638
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-252300-
tidal potomac from indian head to cobb island-
457 am edt fri sep 25 2026
...small craft advisory in effect through saturday afternoon...
.rest of the overnight...n winds 15 kt with gusts to 20 kt. waves
1 ft.
.today...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
.sat...n winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. a chance
of rain.
.sat night...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 to
2 ft.
.sun...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
.sun night...nw winds 10 to 15 kt. gusts up to 25 kt in the evening.
waves 1 to 2 ft.
.mon...nw winds 5 to 10 kt. waves 1 ft.
.tue...sw winds around 5 kt. waves 1 ft or less.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/25/2026 4:57 AM America/New_York.
Valid through 9/25/2026 7:00 PM America/New_York.
fzus51 klwx 250857
cwflwx
expires:202609252300;;023639
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt fri sep 25 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.
anz537-252300-
tidal potomac from cobb island to smith point-
457 am edt fri sep 25 2026
...small craft advisory in effect through this afternoon...
...gale warning in effect from this evening through saturday
afternoon...
.rest of the overnight...n winds 20 kt with gusts to 30 kt. waves
4 ft.
.today...n winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
.tonight...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft.
.sat...n winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. a chance
of rain.
.sat night...nw winds 15 to 20 kt. gusts up to 35 kt...diminishing
to 25 kt after midnight. waves 3 ft. a chance of rain.
.sun...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. a
chance of rain.
.sun night...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft.
.mon...nw winds 5 to 10 kt. waves 1 to 2 ft...subsiding to flat
after midnight.
.tue...sw winds around 5 kt. waves flat.
$$
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