• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
MD- ches central

Human Forecasts
 > Daily Briefing
 > Forecast Blog
 > Extended Disc.

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map

More Maps

Other Resources
Wind Graphs
Meteograms

Watches/Warnings
>None Active

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus51 klwx 132215
cwflwx
expires:202605140800;;512201

coastal waters forecast
national weather service baltimore md/washington dc
615 pm edt wed may 13 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.


anz530-140800-
chesapeake bay north of pooles island-
615 pm edt wed may 13 2026

...small craft advisory in effect until 1 am edt thursday...

.tonight...s winds 10 to 15 kt with gusts to 25 kt... becoming w
late. waves 1 to 2 ft. showers with a chance of tstms this evening,
then showers likely after midnight. 
.thu...nw winds 10 to 15 kt. waves 1 ft. 
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt. waves 1 ft. 
.fri night...w winds around 5 kt. waves 1 ft or less. 
.sat...sw winds 5 to 10 kt. waves 1 ft. 
.sat night...sw winds 5 kt. waves less than 1 ft. 
.sun...sw winds around 5 kt. waves 1 ft or less. 
.mon...se winds around 5 kt. waves 1 ft.  

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

$$
fzus51 klwx 132215
cwflwx
expires:202605140800;;512202

coastal waters forecast
national weather service baltimore md/washington dc
615 pm edt wed may 13 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.


anz531-140800-
chesapeake bay from pooles island to sandy point-
615 pm edt wed may 13 2026

...small craft advisory in effect until 1 am edt thursday...

.tonight...s winds 15 to 20 kt with gusts to 25 kt... diminishing to
10 kt after midnight, then becoming nw late. waves 2 to 3 ft...
subsiding to 1 ft after midnight. showers with a chance of tstms
this evening, then showers likely after midnight. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri night...w winds 5 to 10 kt. waves 1 ft or less. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...sw winds 5 to 10 kt. waves 1 ft. 
.sun...s winds around 5 kt. waves 1 ft or less. 
.mon...se winds 5 to 10 kt. waves 1 ft or less.  

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

$$
fzus51 klwx 132215
cwflwx
expires:202605140800;;512205

coastal waters forecast
national weather service baltimore md/washington dc
615 pm edt wed may 13 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.


anz532-140800-
chesapeake bay from sandy point to north beach-
615 pm edt wed may 13 2026

...small craft advisory in effect until 1 am edt thursday...

.tonight...s winds 15 to 20 kt with gusts to 25 kt... diminishing to
10 kt after midnight, then becoming nw late. waves 3 ft...subsiding
to 1 to 2 ft after midnight. showers with a slight chance of tstms
this evening, then showers after midnight. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri night...w winds 5 kt. waves less than 1 ft. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...s winds 5 to 10 kt. waves 1 ft. 
.sun...sw winds around 5 kt. waves 1 ft or less. 
.mon...se winds 5 to 10 kt. waves 1 ft or less... building to 1 to
2 ft.  

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

$$
fzus51 klwx 132215
cwflwx
expires:202605140800;;512207

coastal waters forecast
national weather service baltimore md/washington dc
615 pm edt wed may 13 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.


anz533-140800-
chesapeake bay from north beach to drum point-
615 pm edt wed may 13 2026

...small craft advisory in effect until 1 am edt thursday...

.tonight...s winds 25 kt with gusts to 30 kt...diminishing to 10 to
15 kt with gusts to 20 kt late this evening and early morning, then
becoming nw late. waves 3 ft...subsiding to 1 to 2 ft after
midnight. a chance of showers with a slight chance of tstms this
evening, then showers after midnight. 
.thu...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.thu night...nw winds 10 to 15 kt with gusts to 20 kt. waves 2 ft. 
.fri...nw winds 15 to 20 kt...diminishing to 5 to 10 kt in the
afternoon. waves 2 ft. 
.fri night...sw winds around 5 kt. waves 1 ft or less. 
.sat...s winds 5 to 10 kt. waves 1 ft. 
.sat night...s winds 5 to 10 kt. waves 1 ft. 
.sun...s winds around 5 kt. waves 1 ft or less. 
.mon...se winds 10 to 15 kt...becoming s 5 to 10 kt after midnight.
waves 1 ft or less...building to 1 to 2 ft. 

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

$$
© Copyright 2026 WeatherFlow, Inc · Contact Us ·