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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933555
coastal waters forecast
national weather service baltimore md/washington dc
358 pm 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.
anz531-210900-
chesapeake bay from pooles island to sandy point-
358 pm est sat dec 20 2025
...small craft advisory in effect through late tonight...
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...s winds 10 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt late. waves
2 ft.
.sun...w winds 10 to 15 kt...becoming nw late. gusts up to 20 kt.
waves 2 ft.
.sun night...nw winds 10 to 15 kt with gusts 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 w 10 to 15 kt. waves 1 to
2 ft. a chance of rain in the morning.
.wed...nw winds 10 to 15 kt...becoming ne around 5 kt in the
evening, then becoming s after midnight. waves 1 to 2 ft...subsiding
to 1 ft or less. a chance of rain after midnight.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933558
coastal waters forecast
national weather service baltimore md/washington dc
358 pm est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-210900-
chesapeake bay from sandy point to north beach-
358 pm est sat dec 20 2025
...small craft advisory in effect through late tonight...
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...s winds 15 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt late. waves
3 ft.
.sun...w winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.sun night...nw winds 15 to 20 kt. waves 2 ft.
.mon...w winds 5 to 10 kt. waves 1 ft.
.mon night...s winds 5 to 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 to 3 ft. a chance of rain in the morning.
.wed...nw winds 10 to 15 kt...becoming e around 5 kt in the evening,
then becoming s 10 to 15 kt after midnight. waves 1 to 2 ft...
subsiding to 1 ft or less. a chance of rain after midnight.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933560
coastal waters forecast
national weather service baltimore md/washington dc
358 pm 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.
anz533-210900-
chesapeake bay from north beach to drum point-
358 pm est sat dec 20 2025
...small craft advisory in effect through late tonight...
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...s winds 15 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt...becoming sw late. waves 3 ft.
.sun...w winds 10 to 15 kt...becoming nw 15 to 20 kt late. waves
2 ft.
.sun night...nw winds 15 to 20 kt. waves 3 ft.
.mon...w winds 5 to 10 kt. 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. a chance of rain in the morning.
.wed...n winds 10 to 15 kt...becoming e around 5 kt in the evening,
then becoming s 10 to 15 kt after midnight. waves 1 to 2 ft. a
chance of rain after midnight.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933563
coastal waters forecast
national weather service baltimore md/washington dc
358 pm est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-210900-
chesapeake bay from drum point to smith point-
358 pm est sat dec 20 2025
...small craft advisory in effect through late tonight...
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt...becoming sw late. waves 3 ft.
.sun...w winds 10 to 15 kt...becoming nw in the afternoon. waves
2 ft.
.sun night...nw winds 15 to 20 kt. waves 3 ft.
.mon...n winds 10 to 15 kt...becoming w 5 to 10 kt in the afternoon.
waves 1 to 2 ft.
.mon night...s winds 5 to 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 ft...building to 3 ft after midnight. a chance of
rain.
.tue...sw winds 15 to 20 kt...becoming nw after midnight. waves 2 to
3 ft. a chance of rain in the morning.
.wed...n winds 10 to 15 kt...becoming e 5 kt in the evening, then
becoming s 10 to 15 kt after midnight. waves 1 to 2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933551
coastal waters forecast
national weather service baltimore md/washington dc
358 pm 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.
anz535-210900-
tidal potomac from key bridge to indian head-
358 pm est sat dec 20 2025
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...s winds 10 kt. waves 1 ft.
.tonight...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.sun...w winds 10 to 15 kt with gusts to 25 kt... becoming nw with
gusts to 25 kt late. 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 10 to 15 kt. waves 1 ft. a chance of rain and
snow.
.tue...sw winds 10 to 15 kt...becoming w 5 to 10 kt. waves 1 ft.
.wed...nw winds 5 to 10 kt...becoming se. waves 1 ft. a chance of
rain after midnight.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933552
coastal waters forecast
national weather service baltimore md/washington dc
358 pm est sat dec 20 2025
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-210900-
tidal potomac from indian head to cobb island-
358 pm est sat dec 20 2025
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 1 ft.
.sun...nw winds 5 to 10 kt. gusts up to 20 kt in the late morning
and afternoon. waves 1 ft.
.sun night...n winds 10 to 15 kt. waves 1 ft.
.mon...w winds around 5 kt. waves 1 ft.
.mon night...s winds 5 to 10 kt...increasing to 15 to 20 kt after
midnight. waves 1 to 2 ft. a chance of rain and snow.
.tue...sw winds 15 to 20 kt...becoming w 5 to 10 kt. waves 1 to
2 ft.
.wed...n winds 5 to 10 kt...becoming se in the evening, then
becoming s 10 to 15 kt after midnight. waves 1 ft. a chance of rain
after midnight.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 12/20/2025 3:58 PM America/New_York.
Valid through 12/21/2025 4:00 AM America/New_York.
fzus51 klwx 202058
cwflwx
expires:202512210900;;933553
coastal waters forecast
national weather service baltimore md/washington dc
358 pm 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.
anz537-210900-
tidal potomac from cobb island to smith point-
358 pm est sat dec 20 2025
...small craft advisory in effect through late tonight...
...small craft advisory in effect from sunday morning through late
sunday night...
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 10 to 15 kt...becoming sw late. gusts up to
20 kt. waves 2 ft.
.sun...nw winds 10 kt. waves 1 ft.
.sun night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...n winds 5 to 10 kt...becoming w in the afternoon. 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.
.tue...sw winds 15 to 20 kt...becoming nw 10 to 15 kt after
midnight. waves 2 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...subsiding to 1 ft or less.
$$
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