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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009016
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 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.
anz531-202000-
chesapeake bay from pooles island to sandy point-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 10 to 15 kt. gusts up to 25 kt this
afternoon. waves 1 to 2 ft...building to 3 ft late.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 to 10 kt late. waves 2 to 3 ft. showers likely.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...e winds around 5 kt. waves 1 ft.
.sun...s winds 5 to 10 kt. waves 1 ft.
.sun night...s winds 10 to 15 kt...becoming sw after midnight. gusts
up to 20 kt. waves 2 ft. a chance of rain.
.mon...nw winds 15 to 20 kt. waves 2 ft. a chance of rain through
the day.
.tue...n winds 10 to 15 kt...becoming nw 5 kt in the afternoon, then
becoming s. waves 1 to 2 ft.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009019
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-202000-
chesapeake bay from sandy point to north beach-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 10 to 15 kt with gusts to 25 kt...
increasing to 20 kt with gusts to 25 kt late. waves 1 to 2 ft...
building to 3 ft late.
.tonight...s winds 15 to 20 kt with gusts to 25 kt... becoming w
10 kt late. waves 2 to 3 ft. showers likely.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...s winds 10 to 15 kt. waves 1 to 2 ft.
.sun night...s winds 10 to 15 kt...becoming sw 15 to 20 kt after
midnight. waves 2 ft. a chance of rain.
.mon...nw winds 15 to 20 kt. waves 2 to 3 ft. a chance of rain
through the day.
.tue...n winds 10 to 15 kt...becoming ne 5 kt in the afternoon, then
becoming s. waves 1 to 2 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009021
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 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.
anz533-202000-
chesapeake bay from north beach to drum point-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 10 to 15 kt with gusts to 25 kt...
increasing to 20 kt with gusts to 25 kt late. waves 1 to 2 ft...
building to 3 ft late.
.tonight...s winds 15 to 20 kt...becoming w 10 to 15 kt late. gusts
up to 25 kt. waves 2 to 3 ft. showers likely.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...s winds 10 to 15 kt. waves 1 to 2 ft.
.sun night...s winds 10 to 15 kt...becoming sw 15 to 20 kt after
midnight. waves 2 ft. a chance of rain.
.mon...nw winds 15 to 20 kt. waves 3 ft. a chance of rain through
the day.
.tue...n winds 10 to 15 kt...becoming ne 5 to 10 kt in the
afternoon, then becoming s. waves 1 to 2 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009024
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-202000-
chesapeake bay from drum point to smith point-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 15 to 20 kt. gusts up to 25 kt this
afternoon. waves 2 to 3 ft...building to 4 ft late.
.tonight...s winds 15 to 20 kt...becoming sw 10 to 15 kt late. gusts
up to 25 kt. waves 3 ft. showers likely.
.sat...nw winds 10 to 15 kt...becoming n 5 to 10 kt late. waves 1 to
2 ft.
.sat night...e winds 5 to 10 kt. waves 1 ft.
.sun...s winds 5 to 10 kt. waves 1 to 2 ft.
.sun night...sw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...nw winds 15 to 20 kt...becoming n. waves 3 ft. a chance of
rain through the day.
.tue...n winds 15 to 20 kt...diminishing to 5 to 10 kt in the
afternoon, then becoming s 10 to 15 kt. waves 3 ft... subsiding to
1 to 2 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009012
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 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.
anz535-202000-
tidal potomac from key bridge to indian head-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 5 to 10 kt with gusts to 25 kt... becoming
sw 15 kt with gusts to 25 kt late. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 kt late. waves 1 ft. showers likely.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...se winds around 5 kt. waves 1 ft.
.sun...s winds 5 to 10 kt. waves 1 ft.
.sun night...sw winds 5 to 10 kt with gusts to 20 kt. waves 1 ft. a
chance of rain.
.mon...nw winds 10 to 15 kt. waves 1 ft. a chance of rain through
the day.
.tue...sw winds 5 kt. waves less than 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009013
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-202000-
tidal potomac from indian head to cobb island-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 10 to 15 kt. gusts up to 20 kt...
increasing to 25 kt late. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt with gusts to 25 kt... becoming w
5 to 10 kt late. waves 1 to 2 ft. a chance of showers.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...se winds 5 kt. waves less than 1 ft.
.sun...s winds 5 to 10 kt. waves 1 ft.
.sun night...sw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. a
chance of rain.
.mon...nw winds 10 to 15 kt. waves 1 to 2 ft. a chance of rain
through the day.
.tue...n winds 5 to 10 kt...becoming s. waves 1 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/20/2026 10:59 AM America/New_York.
Valid through 3/20/2026 4:00 PM America/New_York.
fzus51 klwx 201459
cwflwx
expires:202603202000;;009014
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt fri mar 20 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.
anz537-202000-
tidal potomac from cobb island to smith point-
1059 am edt fri mar 20 2026
...small craft advisory in effect through late tonight...
.rest of today...s winds 10 to 15 kt. gusts up to 20 kt...
increasing to 25 kt late. waves 1 to 2 ft.
.tonight...sw winds 10 to 15 kt...becoming w late. gusts up to
25 kt. waves 2 ft. showers likely.
.sat...n winds 5 to 10 kt. waves 1 ft.
.sat night...se winds 5 kt. waves less than 1 ft.
.sun...s winds 5 to 10 kt. waves 1 ft.
.sun night...sw winds 10 to 15 kt. waves 1 to 2 ft.
.mon...nw winds 15 to 20 kt...becoming n. waves 2 ft. a chance of
rain through the day.
.tue...n winds 10 to 15 kt...becoming ne 5 kt in the afternoon, then
becoming s. waves 1 to 2 ft.
$$
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