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’.


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



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
01/23Sun05:52 AM4.657L cm
01/23Sun11:41 AM183.891H cm
01/23Sun06:12 PM-0.603L cm
01/24Mon12:12 AM175.826H cm
01/24Mon06:45 AM10.056L cm
01/24Mon12:33 PM177.867H cm
01/24Mon07:02 PM0.794L cm
01/25Tue01:09 AM180.367H cm
01/25Tue07:46 AM14.339L cm
01/25Tue01:30 PM172.441H cm
01/25Tue07:59 PM1.724L cm
01/26Wed02:10 AM185.606H cm
01/26Wed08:55 AM15.053L cm
01/26Wed02:31 PM168.803H cm
01/26Wed09:04 PM0.315L cm
01/27Thu03:15 AM191.595H cm
01/27Thu10:06 AM10.779L cm
01/27Thu03:35 PM168.074H cm
01/27Thu10:11 PM-4.802L cm
01/28Fri04:21 AM198.715H cm
01/28Fri11:12 AM2.581L cm
01/28Fri04:39 PM170.974H cm
01/28Fri11:16 PM-13.083L cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
01/24 Mon 12:00PM2.65116.5
01/24 Mon 03:00PM2.32122.22
01/24 Mon 06:00PM2.8882.73
01/24 Mon 09:00PM3.9285.87
01/25 Tue 12:00AM2.0966.52
01/25 Tue 03:00AM2.3273.89
01/25 Tue 06:00AM2.4674.68
01/25 Tue 09:00AM2.4380.31
01/25 Tue 12:00PM2.4284.09
01/25 Tue 03:00PM2.0388.8
01/25 Tue 06:00PM3.4549.88
01/25 Tue 09:00PM2.5466.93
01/26 Wed 12:00AM2.3868.57
01/26 Wed 03:00AM2.0672.43
01/26 Wed 06:00AM2.2795.13
01/26 Wed 09:00AM2.12117.93
01/26 Wed 12:00PM2.05189.58
01/26 Wed 03:00PM2.33214.42
01/26 Wed 06:00PM2.63237.79
01/26 Wed 09:00PM3.38261
01/27 Thu 12:00AM4.3224.93
01/27 Thu 03:00AM5.27223.3
01/27 Thu 06:00AM4.43220.15
01/27 Thu 09:00AM4.26207.79
01/27 Thu 12:00PM4.25206.19
01/27 Thu 03:00PM5.43218.7
01/27 Thu 06:00PM5.19236.34
01/27 Thu 09:00PM5.1251.43
01/28 Fri 12:00AM4.06223.55
01/28 Fri 03:00AM3.85203.21
01/28 Fri 06:00AM3.35207.45
01/28 Fri 09:00AM3.82195.54
* : UTC Timezone, Speed in meters per sec, and True Direction