ST HELENA SOUND (Marine Chart : US11517_P221)

ST HELENA SOUND marine chart is available as part of iBoating : USA Marine & Fishing App(now supported on multiple platforms including Android, iPhone/iPad, MacBook, and Windows(tablet and phone)/PC based chartplotter.).  

 When you purchase our Nautical Charts App,  you get all the great marine chart app features like fishing spots, along with ST HELENA SOUND marine chart. The Marine Navigation App provides advanced features of a Marine Chartplotter including adjusting water level offset and custom depth shading. Fishing spots and depth contours layers are available in most Lake maps. Nautical navigation features include advanced instrumentation to gather wind speed direction, water temperature, water depth, and accurate GPS with AIS receivers(using NMEA over TCP/UDP). Autopilot support can be enabled during ‘Goto WayPoint’ and ‘Route Assistance’. Now Automatic Slip to Slip Boat routing based Boat's Draft (draught) is available for water mapped by this chart.


Have more questions about the Nautical Chart App? Ask us.



This chart covers part of America’s Great Loop
Min Longitude-80.55
Min Latitude32.28
Max Longitude-80.23
Max Latitude32.67
Edition Label 118
Edition Label 21
Edition Label 3226
* some Stats may include nearby/connecting waterbodies
Nearby Tide Station Seabrook
Distance from center: 2 km
Weekly High / Low Tide Table
09/25Mon04:46 AM189.64H cm
09/25Mon11:22 AM17.21L cm
09/25Mon05:32 PM221.219H cm
09/26Tue12:15 AM18.086L cm
09/26Tue05:49 AM201.267H cm
09/26Tue12:26 PM6.494L cm
09/26Tue06:32 PM229.13H cm
09/27Wed01:10 AM4.417L cm
09/27Wed06:49 AM214.863H cm
09/27Wed01:25 PM-3.181L cm
09/27Wed07:28 PM234.906H cm
09/28Thu02:01 AM-7.563L cm
09/28Thu07:45 AM227.968H cm
09/28Thu02:22 PM-9.752L cm
09/28Thu08:19 PM236.766H cm
09/29Fri02:50 AM-15.878L cm
09/29Fri08:38 AM237.952H cm
09/29Fri03:15 PM-12.004L cm
09/29Fri09:08 PM233.859H cm
09/30Sat03:38 AM-19.14L cm
09/30Sat09:28 AM242.874H cm
09/30Sat04:07 PM-9.388L cm
09/30Sat09:56 PM226.422H cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
09/26 Tue 06:00PM5.14317
09/26 Tue 09:00PM3.54304.06
09/27 Wed 12:00AM2.37306.01
09/27 Wed 03:00AM1.17262.35
09/27 Wed 06:00AM3.3254.39
09/27 Wed 09:00AM4.02205.4
09/27 Wed 12:00PM4.92207.82
09/27 Wed 03:00PM5.27219.37
09/27 Wed 06:00PM5.07225.46
09/27 Wed 09:00PM4.88234.5
09/28 Thu 12:00AM3.66227.66
09/28 Thu 03:00AM4.16218.13
09/28 Thu 06:00AM4.04206.8
09/28 Thu 09:00AM4.15204.96
09/28 Thu 12:00PM3.87203.2
09/28 Thu 03:00PM4.55212.39
09/28 Thu 06:00PM3.88215.25
09/28 Thu 09:00PM3.51225.14
09/29 Fri 12:00AM4200.44
09/29 Fri 03:00AM3.15205.04
09/29 Fri 06:00AM2.51207.14
09/29 Fri 09:00AM3.41198.16
09/29 Fri 12:00PM3.55200.8
09/29 Fri 03:00PM4.45208.51
09/29 Fri 06:00PM4.12204.09
09/29 Fri 09:00PM3.78198.1
09/30 Sat 12:00AM2.73196.47
09/30 Sat 03:00AM2.83206.51
09/30 Sat 06:00AM2.64213.46
09/30 Sat 09:00AM2.74209.68
09/30 Sat 12:00PM3.58211.2
09/30 Sat 03:00PM5.04216.23
* : UTC Timezone, Speed in meters per sec, and True Direction