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(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367191
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 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.
anz531-272200-
chesapeake bay from pooles island to sandy point-
345 am edt fri mar 27 2026
...small craft advisory in effect through this afternoon...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...w winds 10 kt with gusts to 20 kt. waves
2 ft. scattered showers.
.today...n winds 10 to 15 kt. gusts up to 25 kt. waves 2 ft.
showers.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 1 to 2 ft.
.sat...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.sat night...w winds 5 to 10 kt. waves 1 ft or less.
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.sun night...s winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon...sw winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers
after midnight.
.tue...s winds 15 to 20 kt. waves 1 to 2 ft. a chance of showers.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367194
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-272200-
chesapeake bay from sandy point to north beach-
345 am edt fri mar 27 2026
...small craft advisory in effect through this evening...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 15 kt with gusts to 20 kt. waves
3 ft. scattered showers.
.today...nw winds 10 to 15 kt...becoming n in the late morning and
afternoon. gusts up to 25 kt. waves 2 ft. showers.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 1 to 2 ft.
scattered showers.
.sat...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.sat night...w winds 5 to 10 kt. waves 1 ft.
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft...
building to 3 ft in the afternoon.
.sun night...s winds 15 to 20 kt. waves 3 ft.
.mon...sw winds 15 to 20 kt...diminishing to 10 to 15 kt. waves 1 to
2 ft.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367196
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 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.
anz533-272200-
chesapeake bay from north beach to drum point-
345 am edt fri mar 27 2026
...small craft advisory in effect through this evening...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 15 kt with gusts to 20 kt. waves
3 ft. scattered showers.
.today...w winds 10 to 15 kt...becoming n in the late morning and
afternoon. gusts up to 25 kt. waves 2 ft. showers.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
scattered showers.
.sat...n winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
.sat night...nw winds 5 to 10 kt...becoming sw after midnight. waves
1 ft.
.sun...s winds 15 to 20 kt. waves 1 to 2 ft.
.sun night...s winds 15 to 20 kt. waves 2 to 3 ft.
.mon...sw winds 15 to 20 kt. waves 1 to 2 ft.
.tue...s winds 20 to 25 kt. waves 2 to 3 ft.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367199
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-272200-
chesapeake bay from drum point to smith point-
345 am edt fri mar 27 2026
...small craft advisory in effect through this evening...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 20 kt with gusts to 25 kt. waves
3 ft. isolated showers.
.today...sw winds 15 to 20 kt...becoming n in the late morning and
early afternoon, then becoming n 15 kt late. gusts up to 25 kt.
waves 2 to 3 ft. showers.
.tonight...n winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
showers.
.sat...n winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.sat night...n winds 5 to 10 kt...becoming s after midnight. waves
1 to 2 ft.
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.sun night...s winds 15 to 20 kt. waves 3 ft.
.mon...sw winds 15 to 20 kt. waves 2 to 3 ft.
.tue...s winds 15 to 20 kt. waves 2 to 3 ft.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367187
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 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.
anz535-272200-
tidal potomac from key bridge to indian head-
345 am edt fri mar 27 2026
...small craft advisory in effect through this afternoon...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 10 kt. waves 1 ft. scattered
showers.
.today...n winds 10 kt with gusts to 20 kt. waves 1 ft. showers.
.tonight...n winds 5 to 10 kt. gusts up to 25 kt late. waves 1 ft.
scattered showers.
.sat...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft.
.sat night...nw winds 5 to 10 kt...becoming sw after midnight. waves
1 ft.
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.sun night...s winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.mon...sw winds 5 to 10 kt. waves 1 ft.
.tue...sw winds 5 to 10 kt. waves 1 ft.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367188
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-272200-
tidal potomac from indian head to cobb island-
345 am edt fri mar 27 2026
...small craft advisory in effect through this evening...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 15 kt with gusts to 20 kt. waves
1 ft. isolated showers.
.today...w winds 10 kt...becoming n in the late morning and
afternoon. gusts up to 20 kt. waves 1 ft. showers.
.tonight...n winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
scattered showers.
.sat...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
.sat night...n winds 5 to 10 kt...becoming s after midnight. waves
1 ft.
.sun...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.sun night...s winds 10 to 15 kt with gusts to 20 kt. waves 1 ft.
.mon...sw winds 10 to 15 kt. waves 1 ft.
.tue...sw winds 10 to 15 kt. waves 1 to 2 ft.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 3/27/2026 3:45 AM America/New_York.
Valid through 3/27/2026 6:00 PM America/New_York.
fzus51 klwx 270745
cwflwx
expires:202603272200;;367189
coastal waters forecast
national weather service baltimore md/washington dc
345 am edt fri mar 27 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.
anz537-272200-
tidal potomac from cobb island to smith point-
345 am edt fri mar 27 2026
...small craft advisory in effect through this evening...
...small craft advisory in effect from late tonight through saturday
afternoon...
.rest of the overnight...sw winds 15 kt with gusts to 25 kt. waves
2 ft.
.today...sw winds 10 to 15 kt...becoming n in the late morning and
afternoon. gusts up to 25 kt. waves 2 ft. showers.
.tonight...n winds 10 to 15 kt with gusts to 25 kt. waves 1 to 2 ft.
showers.
.sat...n winds 15 to 20 kt with gusts to 30 kt. waves 3 ft.
.sat night...n winds 5 to 10 kt...becoming s after midnight. waves
1 ft or less.
.sun...s winds 10 to 15 kt. waves 1 to 2 ft.
.sun night...s winds 15 to 20 kt. waves 2 ft.
.mon...sw winds 10 to 15 kt. waves 1 to 2 ft.
.tue...sw winds 15 to 20 kt. waves 1 to 2 ft.
$$
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