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Home : xt_USA : xt_Great Lakes : Weather Bulletin

(1/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931023

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz531-052000-
chesapeake bay from pooles island to sandy point-
226 am edt sat sep 5 2026

.overnight...nw winds 10 kt. waves 1 ft. 
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...ne winds 5 to 10 kt. waves 1 ft. 
.sun night...e winds 5 to 10 kt. waves 1 ft. 
.mon...ne winds around 5 kt. waves 1 ft or less. 
.mon night...s winds around 5 kt. waves flat. 
.tue...sw winds 5 to 10 kt. waves 1 ft or less. 
.wed...sw winds 15 to 20 kt. waves 1 to 2 ft.  

$$

(2/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931026

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz532-052000-
chesapeake bay from sandy point to north beach-
226 am edt sat sep 5 2026

.overnight...nw winds 10 kt. waves 1 ft. a slight chance of showers.
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...ne winds 10 kt. waves 1 ft. 
.sun night...e winds 5 to 10 kt. waves 1 ft. 
.mon...ne winds 5 kt. waves less than 1 ft. 
.mon night...s winds 5 kt. waves less than 1 ft. 
.tue...sw winds 5 to 10 kt. waves 1 ft. 
.wed...sw winds 15 to 20 kt. waves 1 to 2 ft... building to 3 ft.  

$$

(3/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931028

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz533-052000-
chesapeake bay from north beach to drum point-
226 am edt sat sep 5 2026

.overnight...w winds 10 kt. waves 1 ft. 
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...ne winds 10 kt. waves 1 ft. 
.sun night...e winds 5 to 10 kt. waves 1 ft. 
.mon...ne winds 5 kt. waves less than 1 ft. 
.mon night...s winds around 5 kt. waves 1 ft or less. 
.tue...sw winds 10 to 15 kt. waves 1 ft. 
.wed...sw winds 15 to 20 kt. waves 1 to 2 ft.  

$$

(4/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931031

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz534-052000-
chesapeake bay from drum point to smith point-
226 am edt sat sep 5 2026

.overnight...w winds 10 to 15 kt. waves 1 to 2 ft. 
.sat...n winds 5 to 10 kt. waves 1 to 2 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...ne winds 10 kt. waves 1 ft. 
.sun night...e winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft. 
.mon night...se winds 5 to 10 kt. waves 1 ft. 
.tue...sw winds around 5 kt...becoming s 10 to 15 kt. waves 1 to
2 ft. 
.wed...sw winds 15 to 20 kt. waves 1 to 2 ft... building to 3 ft.  

$$

(5/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931019

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz535-052000-
tidal potomac from key bridge to indian head-
226 am edt sat sep 5 2026

.overnight...w winds 5 kt. waves less than 1 ft. 
.sat...n winds around 5 kt. waves 1 ft. 
.sat night...ne winds around 5 kt. waves 1 ft. 
.sun...ne winds 5 kt. waves less than 1 ft. 
.sun night...e winds around 5 kt. waves 1 ft or less. 
.mon...ne winds around 5 kt. waves 1 ft. 
.mon night...s winds around 5 kt. waves 1 ft or less. 
.tue...s winds around 5 kt. waves 1 ft. 
.wed...sw winds 5 to 10 kt. waves 1 ft.  

$$

(6/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931020

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz536-052000-
tidal potomac from indian head to cobb island-
226 am edt sat sep 5 2026

.overnight...w winds 5 kt. waves less than 1 ft. 
.sat...n winds 5 kt. waves less than 1 ft. a chance of showers. 
.sat night...ne winds 5 kt. waves less than 1 ft. 
.sun...ne winds 5 to 10 kt. waves 1 ft. 
.sun night...e winds 5 to 10 kt. waves 1 ft. 
.mon...ne winds around 5 kt. waves 1 ft. 
.mon night...s winds around 5 kt. waves 1 ft. 
.tue...s winds around 5 kt. waves 1 ft. 
.wed...sw winds 10 to 15 kt. waves 1 ft.  

$$

(7/7) Latest Coastal Waters Forecast by KLWX
Issued 9/5/2026 2:27 AM America/New_York.
Valid through 9/5/2026 4:00 PM America/New_York.

fzus51 klwx 050627
cwflwx
expires:202609052000;;931021

coastal waters forecast
national weather service baltimore md/washington dc
226 am edt sat sep 5 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.


anz537-052000-
tidal potomac from cobb island to smith point-
226 am edt sat sep 5 2026

.overnight...w winds 10 kt. waves 1 ft. 
.sat...n winds 5 to 10 kt. waves 1 ft. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...ne winds 5 to 10 kt. waves 1 ft. 
.sun night...e winds 5 to 10 kt. waves 1 to 2 ft. 
.mon...ne winds 5 to 10 kt. waves 1 ft. 
.mon night...s winds around 5 kt. waves 1 ft. 
.tue...s winds 5 to 10 kt. waves 1 ft or less. 
.wed...sw winds 10 to 15 kt. waves 1 to 2 ft.  

$$