(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790357
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 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.
anz531-222300-
chesapeake bay from pooles island to sandy point-
457 am edt wed apr 22 2026
...small craft advisory in effect until noon edt today...
.rest of the overnight...s winds 15 kt with gusts to 25 kt. waves
2 ft.
.today...sw winds 10 to 15 kt with gusts to 20 kt... becoming se
5 kt in the afternoon. waves 1 to 2 ft. a chance of showers.
.tonight...ne winds 5 kt. waves flat.
.thu...nw winds 5 kt. waves flat.
.thu night...se winds around 5 kt. waves flat.
.fri...e winds 5 kt. waves less than 1 ft. a chance of showers.
.fri night...e winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...e winds 10 to 15 kt. waves 1 to 2 ft. showers.
.sun...ne winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
through the day.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790360
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-222300-
chesapeake bay from sandy point to north beach-
457 am edt wed apr 22 2026
...small craft advisory in effect until noon edt today...
.rest of the overnight...s winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...sw winds 10 to 15 kt with gusts to 20 kt... diminishing to
5 to 10 kt early in the afternoon, then becoming n late. waves
3 ft...subsiding to 1 ft in the afternoon. showers likely.
.tonight...nw winds 5 kt. waves less than 1 ft.
.thu...n winds 5 kt. waves flat.
.thu night...se winds 5 kt. waves flat.
.fri...ne winds 5 kt. waves less than 1 ft. a chance of showers.
.fri night...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...e winds 10 to 15 kt...becoming ne 15 to 20 kt after midnight.
waves 2 ft. a chance of showers in the morning. showers likely.
.sun...ne winds 15 to 20 kt...diminishing to 5 to 10 kt. waves 1 to
2 ft. a chance of showers through the day.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790362
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 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.
anz533-222300-
chesapeake bay from north beach to drum point-
457 am edt wed apr 22 2026
...small craft advisory in effect until noon edt today...
.rest of the overnight...s winds 20 kt with gusts to 25 kt. waves
3 ft.
.today...sw winds 15 to 20 kt with gusts to 25 kt... becoming w 5 to
10 kt in the afternoon. waves 3 ft...subsiding to 1 ft in the
afternoon. showers likely.
.tonight...w winds 5 kt. waves less than 1 ft.
.thu...n winds 5 kt. waves less than 1 ft.
.thu night...s winds around 5 kt. waves flat.
.fri...ne winds 5 kt. waves less than 1 ft. a chance of showers.
.fri night...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...e winds 10 to 15 kt...becoming ne 15 to 20 kt after midnight.
waves 2 ft. a chance of showers in the morning. showers.
.sun...ne winds 15 to 20 kt...diminishing to 10 kt after midnight.
waves 2 to 3 ft...subsiding to 1 ft after midnight. showers likely
in the morning, then a chance of showers through the night.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790365
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-222300-
chesapeake bay from drum point to smith point-
457 am edt wed apr 22 2026
...small craft advisory in effect until noon edt today...
.rest of the overnight...s winds 20 kt with gusts to 25 kt. waves
4 ft.
.today...sw winds 15 to 20 kt with gusts to 25 kt... becoming w 5 to
10 kt late. waves 4 ft...subsiding to 2 ft in the afternoon. a
chance of showers.
.tonight...nw winds 5 to 10 kt. waves 1 ft.
.thu...n winds 5 to 10 kt. waves 1 ft.
.thu night...s winds around 5 kt. waves 1 ft or less.
.fri...e winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...se winds 5 to 10 kt. waves 1 to 2 ft. a chance of
showers.
.sat...e winds 15 to 20 kt...becoming ne after midnight. waves 2 to
3 ft. a chance of showers in the morning. showers.
.sun...ne winds 15 to 20 kt. waves 2 to 3 ft. showers likely in the
morning, then a chance of showers through the night.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790353
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 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.
anz535-222300-
tidal potomac from key bridge to indian head-
457 am edt wed apr 22 2026
...small craft advisory in effect until 8 am edt this morning...
.rest of the overnight...s winds 10 kt. waves 1 ft.
.today...sw winds 5 to 10 kt. waves 1 ft. showers likely.
.tonight...nw winds around 5 kt. waves 1 ft.
.thu...nw winds around 5 kt. waves 1 ft.
.thu night...sw winds around 5 kt. waves 1 ft.
.fri...ne winds around 5 kt. waves 1 ft. a chance of showers.
.fri night...e winds 5 kt. waves less than 1 ft. a chance of
showers.
.sat...e winds 5 to 10 kt. waves 1 ft. a chance of showers in the
morning. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers through
the day.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790354
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 22 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-222300-
tidal potomac from indian head to cobb island-
457 am edt wed apr 22 2026
...small craft advisory in effect until 8 am edt this morning...
.rest of the overnight...s winds 15 kt with gusts to 20 kt. waves
1 ft.
.today...sw winds 10 to 15 kt...becoming w 5 to 10 kt in the
afternoon. gusts up to 20 kt. waves 1 ft. showers likely.
.tonight...nw winds 5 kt. waves less than 1 ft.
.thu...nw winds around 5 kt. waves 1 ft.
.thu night...s winds around 5 kt. waves 1 ft.
.fri...ne winds around 5 kt. waves 1 ft. a chance of showers.
.fri night...e winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...e winds 5 to 10 kt. waves 1 ft. a chance of showers in the
morning. showers.
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/22/2026 4:57 AM America/New_York.
Valid through 4/22/2026 7:00 PM America/New_York.
fzus51 klwx 220857
cwflwx
expires:202604222300;;790355
coastal waters forecast
national weather service baltimore md/washington dc
457 am edt wed apr 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.
anz537-222300-
tidal potomac from cobb island to smith point-
457 am edt wed apr 22 2026
...small craft advisory in effect until noon edt today...
.rest of the overnight...s winds 20 kt with gusts to 25 kt. waves
2 ft.
.today...sw winds 15 to 20 kt with gusts to 25 kt... becoming w 5 to
10 kt in the afternoon. waves 1 to 2 ft. a chance of showers.
.tonight...nw winds 5 kt. waves less than 1 ft.
.thu...n winds 5 kt. waves flat.
.thu night...s winds around 5 kt. waves flat.
.fri...ne winds 5 to 10 kt. waves 1 ft. a chance of showers.
.fri night...se winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...e winds 10 to 15 kt...becoming ne 15 to 20 kt after midnight.
waves 2 to 3 ft. a chance of showers in the morning. showers.
.sun...ne winds 15 to 20 kt. waves 2 to 3 ft. showers likely in the
morning, then a chance of showers through the night.
$$
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