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Home : xt_USA : xt_Great Lakes : Weather Bulletin

(1/7) Latest Coastal Waters Forecast by KLWX
Issued 7/9/2026 2:28 AM America/New_York.
Valid through 7/9/2026 4:00 PM America/New_York.

fzus51 klwx 090628
cwflwx
expires:202607092000;;660350

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz531-092000-
chesapeake bay from pooles island to sandy point-
227 am edt thu jul 9 2026

.overnight...s winds 10 kt. waves 1 ft. isolated showers and tstms. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers and numerous tstms. 
.thu night...sw winds 5 to 10 kt. waves 1 ft. showers and numerous
tstms. 
.fri...w winds 5 to 10 kt. waves 1 ft. scattered showers and tstms. 
.fri night...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
scattered tstms. 
.sat...n winds 5 kt. waves less than 1 ft. a chance of showers and
tstms. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...e winds 5 to 10 kt. waves 1 ft. 
.mon...e winds 5 to 10 kt...becoming s after midnight. waves 1 ft or
less.  

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

$$

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

fzus51 klwx 090628
cwflwx
expires:202607092000;;660353

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz532-092000-
chesapeake bay from sandy point to north beach-
227 am edt thu jul 9 2026

.overnight...s winds 10 kt. waves 1 ft. isolated showers and tstms. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers and numerous tstms. 
.thu night...sw winds 5 to 10 kt...becoming w late. waves 1 ft.
showers and numerous tstms. 
.fri...w winds 5 kt. waves less than 1 ft. scattered showers and
tstms. 
.fri night...w winds 5 kt. waves less than 1 ft. a chance of showers
and scattered tstms. 
.sat...nw winds 5 to 10 kt. waves 1 ft. a chance of showers and
tstms. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. 
.sun...e winds 5 to 10 kt. waves 1 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft.  

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

$$

(3/7) Latest Coastal Waters Forecast by KLWX
Issued 7/9/2026 2:28 AM America/New_York.
Valid through 7/9/2026 4:00 PM America/New_York.

fzus51 klwx 090628
cwflwx
expires:202607092000;;660355

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz533-092000-
chesapeake bay from north beach to drum point-
227 am edt thu jul 9 2026

.overnight...s winds 10 kt. waves 1 ft. isolated showers and tstms. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers and numerous tstms. 
.thu night...w winds 5 to 10 kt. waves 1 ft. showers and numerous
tstms. 
.fri...w winds 5 to 10 kt. waves 1 ft. scattered showers and tstms. 
.fri night...w winds 5 to 10 kt. waves 1 ft. a chance of showers and
scattered tstms. 
.sat...nw winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers
and tstms. 
.sun...e winds 5 to 10 kt. waves 1 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft.  

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

$$

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

fzus51 klwx 090628
cwflwx
expires:202607092000;;660358

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz534-092000-
chesapeake bay from drum point to smith point-
227 am edt thu jul 9 2026

.overnight...s winds 10 kt. waves 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 to 2 ft. numerous showers and
scattered tstms. 
.thu night...w winds 5 to 10 kt. waves 1 ft. showers and numerous
tstms. 
.fri...sw winds 5 to 10 kt. waves 1 ft. 
.fri night...w winds 5 to 10 kt. waves 1 ft. scattered showers and
tstms. 
.sat...nw winds 5 to 10 kt. waves 1 ft. showers likely with a chance
of tstms. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers
and tstms. 
.sun...e winds 5 to 10 kt. waves 1 to 2 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft.  

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

$$

(5/7) Latest Coastal Waters Forecast by KLWX
Issued 7/9/2026 2:28 AM America/New_York.
Valid through 7/9/2026 4:00 PM America/New_York.

fzus51 klwx 090628
cwflwx
expires:202607092000;;660346

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz535-092000-
tidal potomac from key bridge to indian head-
227 am edt thu jul 9 2026

.overnight...s winds 5 kt. waves less than 1 ft. isolated showers
and tstms. 
.thu...s winds around 5 kt. waves 1 ft. showers and numerous tstms. 
.thu night...w winds around 5 kt. waves 1 ft. numerous showers and
tstms. 
.fri...w winds around 5 kt. waves 1 ft. scattered showers and tstms.
.fri night...w winds around 5 kt. waves 1 ft. a chance of showers
and scattered tstms. 
.sat...nw winds around 5 kt. waves 1 ft. showers likely with a
chance of tstms. 
.sat night...n winds around 5 kt. waves 1 ft. 
.sun...e winds around 5 kt. waves 1 ft or less. 
.mon...e winds around 5 kt. waves 1 ft.  

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

$$

(6/7) Latest Coastal Waters Forecast by KLWX
Issued 7/9/2026 2:28 AM America/New_York.
Valid through 7/9/2026 4:00 PM America/New_York.

fzus51 klwx 090628
cwflwx
expires:202607092000;;660347

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz536-092000-
tidal potomac from indian head to cobb island-
227 am edt thu jul 9 2026

.overnight...s winds 5 kt. waves less than 1 ft. isolated showers
and tstms. 
.thu...s winds around 5 kt. waves 1 ft. showers and numerous tstms. 
.thu night...w winds around 5 kt. waves 1 ft. numerous tstms and
scattered showers. 
.fri...w winds around 5 kt. waves 1 ft. numerous showers and
scattered tstms. 
.fri night...w winds around 5 kt. waves 1 ft. a chance of showers
and scattered tstms. 
.sat...nw winds 5 kt. waves less than 1 ft. showers likely with a
chance of tstms. 
.sat night...n winds around 5 kt. waves 1 ft. 
.sun...ne winds 5 to 10 kt. waves 1 ft. a chance of showers through
the night. 
.mon...e winds 5 to 10 kt. waves 1 ft.  

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

$$

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

fzus51 klwx 090628
cwflwx
expires:202607092000;;660348

coastal waters forecast
national weather service baltimore md/washington dc
227 am edt thu jul 9 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.


anz537-092000-
tidal potomac from cobb island to smith point-
227 am edt thu jul 9 2026

.overnight...s winds 5 kt. waves less than 1 ft. 
.thu...s winds 5 to 10 kt. waves 1 ft. showers and numerous tstms. 
.thu night...w winds 5 to 10 kt. waves 1 ft. numerous tstms. 
.fri...w winds 5 kt. waves less than 1 ft. scattered showers and
tstms. 
.fri night...w winds 5 kt. waves less than 1 ft. scattered showers
and tstms. 
.sat...nw winds 5 kt. waves less than 1 ft. showers likely with a
chance of tstms. 
.sat night...ne winds 5 to 10 kt. waves 1 ft. a chance of showers
and tstms. 
.sun...e winds 5 to 10 kt. waves 1 to 2 ft. 
.mon...e winds 5 to 10 kt. waves 1 ft.  

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

$$