(1/2)
Latest Coastal Waters Forecast by KLWX
Issued 5/12/2026 4:59 PM America/New_York.
Valid through 5/13/2026 4:00 AM America/New_York.
fzus51 klwx 122059
cwflwx
expires:202605130800;;454756
coastal waters forecast
national weather service baltimore md/washington dc
459 pm edt tue may 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.
anz531-130800-
chesapeake bay from pooles island to sandy point-
459 pm edt tue may 12 2026
...small craft advisory in effect from 10 pm edt this evening
through wednesday afternoon...
.rest of this afternoon...se winds 10 kt. waves 1 ft.
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 1 ft...
building to 3 ft after midnight.
.wed...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. a chance
of showers.
.wed night...s winds 15 to 20 kt with gusts to 25 kt...becoming w
5 to 10 kt after midnight. waves 2 to 3 ft. showers.
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri...nw winds 10 to 15 kt...becoming w around 5 kt. waves 1 to
2 ft...subsiding to flat after midnight.
.sat...sw winds 5 to 10 kt. waves 1 ft.
$$
(2/2)
Latest Coastal Waters Forecast by KLWX
Issued 5/12/2026 4:59 PM America/New_York.
Valid through 5/13/2026 4:00 AM America/New_York.
fzus51 klwx 122059
cwflwx
expires:202605130800;;454759
coastal waters forecast
national weather service baltimore md/washington dc
459 pm edt tue may 12 2026
tidal potomac river and maryland portion of chesapeake bay.
forecasts of wave heights do not include effects of wind direction
relative to tidal currents. expect higher waves when winds are
blowing against the tidal flow. waves flat where waters are iced over.
anz532-130800-
chesapeake bay from sandy point to north beach-
459 pm edt tue may 12 2026
...small craft advisory in effect from 10 pm edt this evening
through wednesday afternoon...
.rest of this afternoon...se winds 5 kt. waves less than 1 ft.
.tonight...s winds 15 to 20 kt with gusts to 25 kt. waves 2 to 3 ft.
.wed...s winds 15 to 20 kt with gusts to 25 kt. waves 3 ft. a chance
of showers.
.wed night...s winds 15 to 20 kt with gusts to 25 kt...becoming w
5 to 10 kt after midnight. waves 2 to 3 ft. showers.
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 to 2 ft.
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft.
.fri...nw winds 10 to 15 kt...becoming sw 5 kt. waves 1 to 2 ft...
subsiding to flat after midnight.
.sat...sw winds 5 to 10 kt. waves 1 to 2 ft.
$$
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