(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898775
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
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.
anz531-202100-
chesapeake bay from pooles island to sandy point-
1258 am est sat dec 20 2025
...small craft advisory in effect until 4 am est early this
morning...
.overnight...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft.
.sat...w winds 5 to 10 kt...becoming s in the afternoon. waves 1 ft.
.sat night...s winds 15 to 20 kt...becoming sw 10 to 15 kt late.
gusts up to 25 kt. waves 2 to 3 ft.
.sun...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.sun night...nw winds 15 to 20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...s winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming w 10 to 15 kt. waves 1 to
2 ft. a chance of rain in the morning.
.wed...nw winds 5 to 10 kt...becoming se. waves 1 ft or less.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898778
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-202100-
chesapeake bay from sandy point to north beach-
1258 am est sat dec 20 2025
...small craft advisory in effect until 4 am est early this
morning...
.overnight...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 ft.
.sat...nw winds 5 to 10 kt...becoming s 10 to 15 kt in the late
morning and afternoon. waves 1 to 2 ft.
.sat night...s winds 15 to 20 kt...becoming sw 10 to 15 kt late.
gusts up to 25 kt. waves 3 ft.
.sun...w winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.sun night...nw winds 15 to 20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...s winds 5 to 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 to 3 ft...subsiding to 1 ft after midnight. a
chance of rain in the morning.
.wed...n winds 5 to 10 kt...becoming se. waves 1 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898780
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
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.
anz533-202100-
chesapeake bay from north beach to drum point-
1258 am est sat dec 20 2025
...small craft advisory in effect until 4 am est early this
morning...
.overnight...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.sat...nw winds 5 to 10 kt...becoming s 10 to 15 kt in the late
morning and afternoon. waves 2 ft.
.sat night...s winds 15 to 20 kt...becoming sw 10 to 15 kt late.
gusts up to 25 kt. waves 3 ft.
.sun...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...nw winds 15 to 20 kt. waves 3 ft.
.mon...nw winds 10 to 15 kt...becoming w 5 kt in the afternoon.
waves 1 to 2 ft.
.mon night...s winds 5 to 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 to 3 ft...subsiding to 1 ft after midnight. a
chance of rain in the morning.
.wed...n winds 10 to 15 kt...becoming se. waves 1 to 2 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898783
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-202100-
chesapeake bay from drum point to smith point-
1258 am est sat dec 20 2025
...small craft advisory in effect until 4 am est early this
morning...
.overnight...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.sat...ne winds 5 to 10 kt...becoming s 10 to 15 kt in the
afternoon. waves 2 ft.
.sat night...s winds 15 to 20 kt...becoming sw 10 to 15 kt late.
gusts up to 25 kt. waves 3 ft.
.sun...nw winds 10 to 15 kt. waves 2 ft.
.sun night...nw winds 15 to 20 kt. waves 3 ft.
.mon...n winds 10 to 15 kt with gusts to 20 kt... becoming nw 5 to
10 kt in the afternoon. waves 1 to 2 ft.
.mon night...s winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 to 3 ft. a chance of rain in the morning.
.wed...n winds 10 to 15 kt...becoming se 5 to 10 kt. waves 1 to
2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898771
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
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.
anz535-202100-
tidal potomac from key bridge to indian head-
1258 am est sat dec 20 2025
...small craft advisory in effect until 1 am est early this
morning...
.overnight...nw winds 5 to 10 kt. waves 1 ft.
.sat...se winds around 5 kt...becoming s in the afternoon. waves
1 ft.
.sat night...s winds 5 to 10 kt. waves 1 ft.
.sun...w winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.sun night...nw winds 5 to 10 kt. waves 1 ft.
.mon...w winds around 5 kt. waves 1 ft.
.mon night...s winds around 5 kt...increasing to 10 to 15 kt with
gusts to 20 kt after midnight. waves 1 ft. a chance of rain and
snow.
.tue...sw winds 10 to 15 kt...becoming nw 5 to 10 kt after midnight.
waves 1 ft. a chance of rain in the morning.
.wed...n winds 5 to 10 kt...becoming se. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898772
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-202100-
tidal potomac from indian head to cobb island-
1258 am est sat dec 20 2025
...small craft advisory in effect until 1 am est early this
morning...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.sat...se winds 5 kt...becoming s in the afternoon. waves 1 ft.
.sat night...s winds 5 to 10 kt. waves 1 ft.
.sun...nw winds 5 to 10 kt. waves 1 ft.
.sun night...nw winds 10 to 15 kt. waves 1 ft.
.mon...w winds around 5 kt. waves 1 ft.
.mon night...s winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 1 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming w 5 to 10 kt. waves 1 to
2 ft. a chance of rain in the morning.
.wed...n winds 5 to 10 kt...becoming se. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 12:58 AM America/New_York.
Valid through 12/20/2025 4:00 PM America/New_York.
fzus51 klwx 200558
cwflwx
expires:202512202100;;898773
coastal waters forecast
national weather service baltimore md/washington dc
1258 am est sat dec 20 2025
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.
anz537-202100-
tidal potomac from cobb island to smith point-
1258 am est sat dec 20 2025
...small craft advisory in effect until 4 am est early this
morning...
.overnight...n winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
.sat...ne winds 5 to 10 kt...becoming se in the late morning and
afternoon. waves 1 ft.
.sat night...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 2 ft.
.sun...nw winds 5 to 10 kt. waves 1 ft.
.sun night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...n winds 10 to 15 kt...becoming w around 5 kt in the
afternoon. waves 1 to 2 ft.
.mon night...s winds 10 to 15 kt. waves 1 ft. a chance of rain and
snow.
.tue...sw winds 10 to 15 kt...becoming nw after midnight. waves 1 to
2 ft. a chance of rain in the morning.
.wed...n winds 5 to 10 kt...becoming se. waves 1 ft or less.
$$
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