New iWindsurf: Select your region for wind observations & forecasts:
North America |
Europe |
South America |
Australia & Oceania |
Asia |
Africa
(1/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731825
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 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.
anz531-292000-
chesapeake bay from pooles island to sandy point-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 10 to 15 kt with gusts to 20 kt. waves
1 to 2 ft. a slight chance of showers late this morning, then
showers likely with a chance of tstms this afternoon.
.tonight...se winds 10 to 15 kt...becoming w after midnight, then
becoming nw late. gusts up to 20 kt. waves 2 ft. showers with a
chance of tstms. patchy fog. vsby 1 nm or less.
.thu...nw winds 15 kt with gusts to 25 kt. waves 2 ft.
.thu night...nw winds 10 to 15 kt. gusts up to 25 kt in the evening.
waves 1 to 2 ft.
.fri...w winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.fri night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...nw winds 5 to 10 kt. waves 1 ft.
.sun...w winds 10 to 15 kt...becoming sw 5 kt after midnight. waves
1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(2/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731828
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-292000-
chesapeake bay from sandy point to north beach-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...s winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft. a slight chance of showers late this morning, then showers
likely with a slight chance of tstms this afternoon.
.tonight...s winds 15 to 20 kt...becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. waves 2 to 3 ft. showers with a chance
of tstms. patchy fog. vsby 1 nm or less.
.thu...nw winds 15 kt with gusts to 25 kt. waves 2 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun...w winds 5 to 10 kt. waves 1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(3/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731830
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 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.
anz533-292000-
chesapeake bay from north beach to drum point-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 15 to 20 kt. gusts up to 20 kt...
increasing to 25 kt late. waves 2 to 3 ft. a chance of showers this
afternoon.
.tonight...s winds 15 to 20 kt...becoming w after midnight. gusts up
to 25 kt. waves 2 to 3 ft. showers with a chance of tstms.
.thu...nw winds 15 to 20 kt with gusts to 25 kt. waves 3 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft.
.fri night...w winds 5 kt. waves less than 1 ft. a chance of
showers.
.sat...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun...w winds 5 to 10 kt. waves 1 to 2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(4/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731833
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz534-292000-
chesapeake bay from drum point to smith point-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 15 to 20 kt with gusts to 25 kt. waves
2 to 3 ft. a chance of showers this afternoon.
.tonight...s winds 15 to 20 kt...becoming w after midnight. gusts up
to 25 kt. waves 3 ft. showers with a chance of tstms.
.thu...nw winds 20 to 25 kt with gusts to 30 kt... diminishing to
15 kt with gusts to 20 kt late. waves 3 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 to
3 ft.
.fri...w winds 5 to 10 kt. waves 1 to 2 ft.
.fri night...s winds 5 to 10 kt...becoming nw after midnight. waves
1 ft. a chance of showers.
.sat...n winds 10 to 15 kt. waves 1 to 2 ft. a chance of showers.
.sun...nw winds 10 to 15 kt...becoming sw 5 to 10 kt. waves 1 to
2 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(5/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731821
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 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.
anz535-292000-
tidal potomac from key bridge to indian head-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 5 to 10 kt. gusts up to 20 kt this
afternoon. waves 1 ft. a slight chance of showers late this morning,
then showers likely with a chance of tstms this afternoon.
.tonight...s winds 5 to 10 kt...becoming nw 10 to 15 kt after
midnight. gusts up to 20 kt. waves 1 ft. showers with a chance of
tstms.
.thu...nw winds 10 to 15 kt with gusts to 25 kt. waves 1 ft.
.thu night...nw winds 5 to 10 kt. gusts up to 25 kt in the evening.
waves 1 ft.
.fri...w winds 5 to 10 kt with gusts to 20 kt. waves 1 ft.
.fri night...nw winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...nw winds 5 to 10 kt. waves 1 ft.
.sun...w winds 10 to 15 kt...becoming sw around 5 kt after midnight.
waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(6/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731822
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz536-292000-
tidal potomac from indian head to cobb island-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 10 kt. gusts up to 20 kt this afternoon.
waves 1 ft. a slight chance of showers late this morning, then
showers likely with a chance of tstms this afternoon.
.tonight...se winds 10 to 15 kt...becoming w in the late evening and
early morning, then becoming nw late. gusts up to 20 kt. waves 1 to
2 ft. showers with a chance of tstms.
.thu...nw winds 10 to 15 kt with gusts to 25 kt. waves 2 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt...diminishing
to 5 kt after midnight. waves 1 ft.
.fri...w winds 5 to 10 kt. waves 1 ft.
.fri night...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sat...n winds around 5 kt. waves 1 ft. a chance of showers.
.sun...w winds 5 to 10 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
(7/7)
Latest Coastal Waters Forecast by KLWX
Issued 4/29/2026 10:59 AM America/New_York.
Valid through 4/29/2026 4:00 PM America/New_York.
fzus51 klwx 291459
cwflwx
expires:202604292000;;731823
coastal waters forecast
national weather service baltimore md/washington dc
1059 am edt wed apr 29 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.
anz537-292000-
tidal potomac from cobb island to smith point-
1059 am edt wed apr 29 2026
...small craft advisory in effect through thursday evening...
.rest of today...se winds 10 to 15 kt. gusts up to 20 kt...
increasing to 25 kt late. waves 2 to 3 ft. showers likely this
afternoon.
.tonight...s winds 15 to 20 kt...becoming w after midnight. gusts up
to 25 kt. waves 2 to 3 ft. a chance of showers and tstms.
.thu...nw winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to
2 ft.
.fri...w winds 5 to 10 kt. waves 1 ft.
.fri night...ne winds 5 kt. waves less than 1 ft. a chance of
showers.
.sat...n winds 5 to 10 kt. waves 1 ft. a chance of showers.
.sun...w winds 5 to 10 kt. waves 1 ft.
winds and waves higher and visibilities lower in and near tstms.
$$
|
