CONTINUATION OF DUWAMISH WATERWAY 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 CONTINUATION OF DUWAMISH WATERWAY 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-122.34
Min Latitude47.51
Max Longitude-122.30
Max Latitude47.54
Edition Label 119
Edition Label 21
Edition Label 346
* some Stats may include nearby/connecting waterbodies
Nearby Tide Station Duwamish Waterway, Eighth Ave. South
Distance from center: 1 km
Weekly High / Low Tide Table
11/30Thu12:12 AM-64.35L cm
11/30Thu08:02 AM365.088H cm
11/30Thu01:38 PM231.111L cm
11/30Thu05:41 PM289.157H cm
12/01Fri12:53 AM-45.735L cm
12/01Fri08:45 AM358.705H cm
12/01Fri02:39 PM225.669L cm
12/01Fri06:28 PM268.826H cm
12/02Sat01:35 AM-22.177L cm
12/02Sat09:28 AM351.189H cm
12/02Sat03:46 PM214.437L cm
12/02Sat07:23 PM247.903H cm
12/03Sun02:21 AM5.378L cm
12/03Sun10:10 AM344.404H cm
12/03Sun04:57 PM196.347L cm
12/03Sun08:31 PM227.814H cm
12/04Mon03:08 AM36.461L cm
12/04Mon10:52 AM339.413H cm
12/04Mon05:58 PM171.397L cm
12/04Mon09:51 PM212.581H cm
12/05Tue03:59 AM70.431L cm
12/05Tue11:30 AM336.359H cm
12/05Tue06:45 PM141.222L cm
12/05Tue11:21 PM208.367H cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
12/01 Fri 06:00PM3.7424.46
12/01 Fri 09:00PM4.2849.27
12/02 Sat 12:00AM2.3821.83
12/02 Sat 03:00AM4.9218.23
12/02 Sat 06:00AM5.7815.76
12/02 Sat 09:00AM5.93352.8
12/02 Sat 12:00PM7.6220.17
12/02 Sat 03:00PM2.7936.92
12/02 Sat 06:00PM5.2744.47
12/02 Sat 09:00PM4.948.83
12/03 Sun 12:00AM4.6631.84
12/03 Sun 03:00AM3.9312.85
12/03 Sun 06:00AM3.455.48
12/03 Sun 09:00AM1.68300.48
12/03 Sun 12:00PM1.19258.21
12/03 Sun 03:00PM1.418.43
12/03 Sun 06:00PM2.7318.24
12/03 Sun 09:00PM3.27348.36
12/04 Mon 12:00AM4.8921.97
12/04 Mon 03:00AM5.1934.98
12/04 Mon 06:00AM2.8317.16
12/04 Mon 09:00AM1.62323.61
12/04 Mon 12:00PM1.34289.02
12/04 Mon 03:00PM1.32331.93
12/04 Mon 06:00PM1.14272.73
12/04 Mon 09:00PM2.35295.97
12/05 Tue 12:00AM1.62279.92
12/05 Tue 03:00AM0.77294.58
12/05 Tue 06:00AM1.79303.6
12/05 Tue 09:00AM1.83310
12/05 Tue 12:00PM1.75290.27
12/05 Tue 03:00PM2.18322.83
* : UTC Timezone, Speed in meters per sec, and True Direction