(1/4)
Latest Coastal Waters Forecast by KLWX
Issued 9/21/2026 2:27 AM America/New_York.
Valid through 9/21/2026 4:00 PM America/New_York.
fzus51 klwx 210627
cwflwx
expires:202609212000;;802497
coastal waters forecast
national weather service baltimore md/washington dc
226 am edt mon sep 21 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.
anz530-212000-
chesapeake bay north of pooles island-
226 am edt mon sep 21 2026
...small craft advisory in effect from this evening through late
tuesday night...
.overnight...n winds 10 kt. waves 1 ft.
.mon...ne winds 10 to 15 kt. waves 1 ft.
.mon night...ne winds 15 to 20 kt with gusts to 25 kt. waves 1 to
2 ft. showers likely.
.tue...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 ft. showers
likely.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 2 ft.
showers likely.
.wed...ne winds 15 to 20 kt with gusts to 30 kt. waves 2 ft. a
chance of showers.
.wed night...ne winds 20 to 25 kt with gusts to 30 kt. waves 2 ft.
.thu...ne winds 15 to 20 kt. waves 2 ft.
.fri...n winds 20 to 25 kt. waves 2 ft. a chance of showers.
$$
(2/4)
Latest Coastal Waters Forecast by KLWX
Issued 9/21/2026 2:27 AM America/New_York.
Valid through 9/21/2026 4:00 PM America/New_York.
fzus51 klwx 210627
cwflwx
expires:202609212000;;802498
coastal waters forecast
national weather service baltimore md/washington dc
226 am edt mon sep 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz531-212000-
chesapeake bay from pooles island to sandy point-
226 am edt mon sep 21 2026
...small craft advisory in effect until noon edt today...
...small craft advisory in effect from this evening through late
tuesday night...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft.
.mon...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.mon night...ne winds 15 to 20 kt with gusts to 25 kt. waves 2 to
3 ft. showers likely.
.tue...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers likely.
.wed...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. a
chance of showers.
.wed night...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
.thu...ne winds 20 to 25 kt. waves 3 ft.
.fri...n winds 20 to 25 kt. waves 4 ft. a chance of showers.
$$
(3/4)
Latest Coastal Waters Forecast by KLWX
Issued 9/21/2026 2:27 AM America/New_York.
Valid through 9/21/2026 4:00 PM America/New_York.
fzus51 klwx 210627
cwflwx
expires:202609212000;;802501
coastal waters forecast
national weather service baltimore md/washington dc
226 am edt mon sep 21 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.
anz532-212000-
chesapeake bay from sandy point to north beach-
226 am edt mon sep 21 2026
...small craft advisory in effect until noon edt today...
...small craft advisory in effect from this evening through late
tuesday night...
.overnight...n winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft.
.mon...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. a
chance of showers.
.mon night...ne winds 15 to 20 kt. waves 2 ft. showers.
.tue...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft.
showers.
.tue night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
showers likely.
.wed...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft. a
chance of showers.
.wed night...ne winds 20 to 25 kt with gusts to 30 kt. waves 4 ft.
.thu...ne winds 20 to 25 kt. waves 4 ft.
.fri...n winds 25 to 30 kt. waves 4 ft. a chance of showers.
$$
(4/4)
Latest Coastal Waters Forecast by KLWX
Issued 9/21/2026 2:27 AM America/New_York.
Valid through 9/21/2026 4:00 PM America/New_York.
fzus51 klwx 210627
cwflwx
expires:202609212000;;802503
coastal waters forecast
national weather service baltimore md/washington dc
226 am edt mon sep 21 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz533-212000-
chesapeake bay from north beach to drum point-
226 am edt mon sep 21 2026
...small craft advisory in effect until noon edt today...
...small craft advisory in effect from this evening through late
tuesday night...
.overnight...n winds 10 to 15 kt. gusts up to 20 kt late. waves 1 to
2 ft. isolated showers.
.mon...ne winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.mon night...e winds 15 to 20 kt. waves 2 ft. showers likely.
.tue...ne winds 20 to 25 kt with gusts to 30 kt. waves 3 ft. showers
with a chance of tstms.
.tue night...ne winds 25 to 30 kt. waves 4 ft. showers likely with a
chance of tstms.
.wed...ne winds 25 to 30 kt. waves 4 ft. a chance of showers.
.wed night...ne winds 25 to 30 kt. waves 5 ft.
.thu...ne winds 25 to 30 kt. waves 4 ft.
.fri...n winds 25 to 30 kt. waves 5 ft. a chance of showers.
winds and waves higher and visibilities lower in and near tstms.
$$
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