(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855885
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 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.
anz531-222000-
chesapeake bay from pooles island to sandy point-
227 am edt tue sep 22 2026
...small craft advisory in effect through late wednesday night...
.overnight...e winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. showers.
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers.
.wed...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. a
chance of showers.
.wed night...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.thu...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.thu night...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft.
.fri...n winds 20 to 25 kt. waves 3 ft.
.sat...n winds 20 to 25 kt. waves 3 ft.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855888
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-222000-
chesapeake bay from sandy point to north beach-
227 am edt tue sep 22 2026
...small craft advisory in effect through late wednesday night...
.overnight...e winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. showers.
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers.
.wed...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a
chance of showers.
.wed night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.thu...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.thu night...n winds 20 to 25 kt. waves 3 ft.
.fri...n winds 20 to 25 kt. waves 3 ft.
.sat...n winds 20 to 25 kt. waves 3 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855890
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 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.
anz533-222000-
chesapeake bay from north beach to drum point-
227 am edt tue sep 22 2026
...small craft advisory in effect through late tonight...
...gale warning in effect from wednesday morning through late
wednesday night...
.overnight...e winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. a chance of showers with a slight chance of tstms.
.tue...ne winds 15 to 20 kt with gusts to 30 kt. waves 3 ft. showers
likely.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely.
.wed...ne winds 20 to 25 kt with gusts to 35 kt. waves 4 ft. showers
likely.
.wed night...ne winds 25 to 30 kt. waves 5 ft.
.thu...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.thu night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.fri...n winds 20 to 25 kt. waves 4 ft.
.sat...n winds 20 to 25 kt. waves 3 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855893
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-222000-
chesapeake bay from drum point to smith point-
227 am edt tue sep 22 2026
...small craft advisory in effect through late tonight...
...gale warning in effect from wednesday morning through late
wednesday night...
.overnight...e winds 15 kt with gusts to 20 kt. waves 2 ft. a chance
of showers with a slight chance of tstms.
.tue...e winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. showers
likely.
.tue night...ne winds 25 to 30 kt. waves 5 ft. showers likely.
.wed...ne winds 25 to 30 kt. waves 5 ft. showers likely.
.wed night...ne winds 25 to 30 kt. waves 5 ft.
.thu...ne winds 20 to 25 kt with gusts to 30 kt. waves 5 ft.
.thu night...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.fri...n winds 20 to 25 kt. waves 4 ft.
.sat...n winds 20 to 25 kt. waves 4 ft...subsiding to 3 ft after
midnight.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855881
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 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.
anz535-222000-
tidal potomac from key bridge to indian head-
227 am edt tue sep 22 2026
...small craft advisory in effect through late wednesday night...
.overnight...ne winds 10 kt. waves 1 ft. showers with a slight
chance of tstms.
.tue...ne winds 10 kt with gusts to 20 kt. waves 1 ft. showers.
patchy fog. vsby 1 nm or less.
.tue night...ne winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
showers. patchy fog. vsby 1 to 3 nm.
.wed...ne winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. showers
likely.
.wed night...ne winds 10 to 15 kt with gusts to 25 kt. waves 1 ft. a
chance of showers.
.thu...ne winds 10 kt with gusts to 20 kt. waves 1 ft.
.thu night...n winds 5 to 10 kt. waves 1 ft.
.fri...n winds 10 to 15 kt. waves 1 ft.
.sat...nw winds 10 to 15 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855882
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-222000-
tidal potomac from indian head to cobb island-
227 am edt tue sep 22 2026
...small craft advisory in effect through late wednesday night...
.overnight...e winds 10 kt. waves 1 ft. showers with a slight chance
of tstms.
.tue...ne winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
showers. patchy fog. vsby 1 nm or less.
.tue night...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
showers. patchy fog. vsby 1 nm or less.
.wed...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. showers
likely. patchy fog.
.wed night...ne winds 15 to 20 kt with gusts to 30 kt. waves 2 ft. a
chance of showers.
.thu...ne winds 15 to 20 kt. waves 2 ft.
.thu night...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.fri...n winds 10 to 15 kt. waves 1 ft.
.sat...nw winds 10 to 15 kt. waves 1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 9/22/2026 2:27 AM America/New_York.
Valid through 9/22/2026 4:00 PM America/New_York.
fzus51 klwx 220627
cwflwx
expires:202609222000;;855883
coastal waters forecast
national weather service baltimore md/washington dc
227 am edt tue sep 22 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.
anz537-222000-
tidal potomac from cobb island to smith point-
227 am edt tue sep 22 2026
...small craft advisory in effect through late tonight...
...gale warning in effect from wednesday morning through late
wednesday night...
.overnight...e winds 15 kt with gusts to 20 kt. waves 2 ft. a chance
of showers with a slight chance of tstms.
.tue...e winds 15 to 20 kt. gusts up to 25 kt... increasing to 30 kt
late. waves 3 ft. showers. patchy fog. vsby 1 nm or less.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 5 ft.
showers likely.
.wed...ne winds 20 to 25 kt with gusts to 35 kt. waves 5 ft. showers
likely.
.wed night...ne winds 25 to 30 kt. waves 5 ft. a chance of showers.
.thu...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.thu night...n winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.fri...n winds 15 to 20 kt. waves 3 ft.
.sat...n winds 15 to 20 kt. waves 2 to 3 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
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