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Home : xt_USA : xt_Great Lakes : Weather Bulletin

(1/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211738

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz531-290800-
chesapeake bay from pooles island to sandy point-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...nw winds 5 kt. waves less than 1 ft. 
.wed...e winds 5 kt. waves flat. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt...becoming n after midnight. waves 1 ft. 

$$

(2/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211741

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz532-290800-
chesapeake bay from sandy point to north beach-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...w winds 5 kt. waves flat. 
.wed...ne winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt...becoming n 10 to 15 kt after midnight.
waves 1 ft.  

$$

(3/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211743

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz533-290800-
chesapeake bay from north beach to drum point-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...w winds 5 kt. waves flat. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...s winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt...becoming nw 10 to 15 kt after midnight.
waves 1 to 2 ft.  

$$

(4/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211746

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz534-290800-
chesapeake bay from drum point to smith point-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...sw winds 5 kt. waves less than 1 ft. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 to 10 kt. waves 2 ft. 
.thu...s winds 10 to 15 kt. waves 1 to 2 ft. 
.fri...sw winds 5 to 10 kt. waves 1 to 2 ft.  

$$

(5/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211734

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz535-290800-
tidal potomac from key bridge to indian head-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...w winds 5 kt. waves less than 1 ft. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 kt. waves less than 1 ft. 
.thu...sw winds 5 kt. waves less than 1 ft. 
.fri...sw winds 5 kt...becoming n after midnight. waves 1 ft.  

$$

(6/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211735

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz536-290800-
tidal potomac from indian head to cobb island-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 5 kt. waves less than 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...w winds 5 kt. waves less than 1 ft. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 kt. waves less than 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt...becoming nw after midnight. waves 1 ft.
 

$$

(7/7) Latest Coastal Waters Forecast by KLWX
Issued 9/28/2026 4:57 PM America/New_York.
Valid through 9/29/2026 4:00 AM America/New_York.

fzus51 klwx 282057
cwflwx
expires:202609290800;;211736

coastal waters forecast
national weather service baltimore md/washington dc
457 pm edt mon sep 28 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.


anz537-290800-
tidal potomac from cobb island to smith point-
457 pm edt mon sep 28 2026

.rest of this afternoon...nw winds 10 kt. waves 1 ft. 
.tonight...nw winds 5 kt. waves less than 1 ft. 
.tue...nw winds 5 kt. waves less than 1 ft. 
.tue night...sw winds 5 kt. waves flat. 
.wed...sw winds 5 kt. waves less than 1 ft. 
.wed night...s winds 5 to 10 kt. waves 1 ft. 
.thu...sw winds 5 to 10 kt. waves 1 ft. 
.fri...sw winds 5 to 10 kt. waves 1 ft.  

$$