SHERMAN ISLAND INSET (Marine Chart : US18661_P1856)

SHERMAN ISLAND INSET 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 SHERMAN ISLAND INSET 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.



Min Longitude-121.76
Min Latitude38.01
Max Longitude-121.72
Max Latitude38.04
Edition Label 130
Edition Label 21
Edition Label 3172
* some Stats may include nearby/connecting waterbodies
Nearby Tide Station Threemile Slough
Distance from center: 7 km
Weekly High / Low Tide Table
11/30Thu12:14 AM-6.626L cm
11/30Thu06:36 AM100H cm
11/30Thu11:22 AM57.122L cm
11/30Thu04:21 PM127.508H cm
12/01Fri12:57 AM-4.693L cm
12/01Fri07:27 AM99.129H cm
12/01Fri12:15 PM56.298L cm
12/01Fri05:05 PM119.681H cm
12/02Sat01:38 AM-2.943L cm
12/02Sat08:17 AM97.734H cm
12/02Sat01:13 PM53.273L cm
12/02Sat05:56 PM109.614H cm
12/03Sun02:19 AM-1.206L cm
12/03Sun09:05 AM96.599H cm
12/03Sun02:17 PM48.314L cm
12/03Sun06:55 PM98.225H cm
12/04Mon02:59 AM0.922L cm
12/04Mon09:51 AM96.507H cm
12/04Mon03:24 PM41.429L cm
12/04Mon08:08 PM87.335H cm
12/05Tue03:39 AM3.965L cm
12/05Tue10:33 AM97.936H cm
12/05Tue04:32 PM32.781L cm
12/05Tue09:35 PM79.648H cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
12/01 Fri 12:00PM1.9883.44
12/01 Fri 03:00PM1.9880.95
12/01 Fri 06:00PM2.84100.8
12/01 Fri 09:00PM4.21115.76
12/02 Sat 12:00AM2.84101.51
12/02 Sat 03:00AM2.8155.24
12/02 Sat 06:00AM1.951.5
12/02 Sat 09:00AM1.369.39
12/02 Sat 12:00PM1.8315.03
12/02 Sat 03:00PM1.2314.86
12/02 Sat 06:00PM2.0110.06
12/02 Sat 09:00PM1.9785.79
12/03 Sun 12:00AM1.1377.09
12/03 Sun 03:00AM1.3939.02
12/03 Sun 06:00AM1.7745.95
12/03 Sun 09:00AM1.4733.13
12/03 Sun 12:00PM1.3637.86
12/03 Sun 03:00PM1.5853.66
12/03 Sun 06:00PM1.8361.71
12/03 Sun 09:00PM2.4197.39
12/04 Mon 12:00AM2.58107.83
12/04 Mon 03:00AM2.368.88
12/04 Mon 06:00AM2.1574.23
12/04 Mon 09:00AM1.6675.87
12/04 Mon 12:00PM1.8118.8
12/04 Mon 03:00PM1.46153.31
12/04 Mon 06:00PM1.93164.61
12/04 Mon 09:00PM2.12154.77
12/05 Tue 12:00AM1.42148.29
12/05 Tue 03:00AM1.1194.01
12/05 Tue 06:00AM0.955.09
12/05 Tue 09:00AM1.2497.89
* : UTC Timezone, Speed in meters per sec, and True Direction