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Home : xt_USA : xt_ East Coast USA : xt_Atl_chesapeake : MD - chesapeake : MD- ches central : Weather Bulletin

(1/4) Latest Coastal Waters Forecast by KLWX
Issued 7/12/2026 4:57 AM America/New_York.
Valid through 7/12/2026 7:00 PM America/New_York.

fzus51 klwx 120857
cwflwx
expires:202607122300;;837667

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun jul 12 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.


anz530-122300-
chesapeake bay north of pooles island-
457 am edt sun jul 12 2026

.rest of the overnight...ne winds 10 kt. waves 1 ft. 
.today...e winds 5 to 10 kt. waves 1 ft. 
.tonight...se winds 5 to 10 kt. waves 1 ft. 
.mon...e winds around 5 kt. waves 1 ft. 
.mon night...s winds around 5 kt. waves 1 ft. 
.tue...sw winds around 5 kt. waves 1 ft. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...w winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds around 5 kt. waves 1 ft.  

$$

(2/4) Latest Coastal Waters Forecast by KLWX
Issued 7/12/2026 4:57 AM America/New_York.
Valid through 7/12/2026 7:00 PM America/New_York.

fzus51 klwx 120857
cwflwx
expires:202607122300;;837668

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun jul 12 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.


anz531-122300-
chesapeake bay from pooles island to sandy point-
457 am edt sun jul 12 2026

.rest of the overnight...ne winds 10 kt. waves 1 ft. 
.today...e winds 10 kt. waves 1 ft. 
.tonight...se winds 5 to 10 kt. waves 1 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft. 
.mon night...s winds 5 to 10 kt. waves 1 ft. 
.tue...sw winds 5 to 10 kt. waves 1 ft or less. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...w winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt. waves 1 ft.  

$$

(3/4) Latest Coastal Waters Forecast by KLWX
Issued 7/12/2026 4:57 AM America/New_York.
Valid through 7/12/2026 7:00 PM America/New_York.

fzus51 klwx 120857
cwflwx
expires:202607122300;;837671

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun jul 12 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.


anz532-122300-
chesapeake bay from sandy point to north beach-
457 am edt sun jul 12 2026

.rest of the overnight...ne winds 10 kt. waves 1 ft. 
.today...e winds 10 to 15 kt. waves 1 to 2 ft. 
.tonight...se winds 10 to 15 kt. waves 1 to 2 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft. 
.mon night...s winds 5 to 10 kt. waves 1 ft. 
.tue...sw winds around 5 kt. waves 1 ft or less. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...w winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt. waves 1 ft.  

$$

(4/4) Latest Coastal Waters Forecast by KLWX
Issued 7/12/2026 4:57 AM America/New_York.
Valid through 7/12/2026 7:00 PM America/New_York.

fzus51 klwx 120857
cwflwx
expires:202607122300;;837673

coastal waters forecast
national weather service baltimore md/washington dc
457 am edt sun jul 12 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.


anz533-122300-
chesapeake bay from north beach to drum point-
457 am edt sun jul 12 2026

.rest of the overnight...ne winds 10 kt. waves 1 ft. a slight chance
of showers and tstms. 
.today...e winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers. 
.tonight...e winds 10 to 15 kt. waves 1 to 2 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft. 
.mon night...se winds 5 to 10 kt. waves 1 ft. 
.tue...e winds 5 kt. waves less than 1 ft. 
.tue night...sw winds 5 to 10 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft. 
.thu...nw winds 5 to 10 kt. waves 1 ft.  

winds and waves higher and visibilities lower in and near tstms.

$$