HEMPSTEAD HARBOR EXTENSION 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 HEMPSTEAD HARBOR EXTENSION 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-73.67
Min Latitude40.79
Max Longitude-73.63
Max Latitude40.84
Edition Label 140
Edition Label 21
Edition Label 32
* some Stats may include nearby/connecting waterbodies
Nearby Tide Station Harry Tappen Marina
Distance from center: 1 km
Weekly High / Low Tide Table
01/19Wed06:03 AM8.965L cm
01/19Wed11:57 AM231.897H cm
01/19Wed06:33 PM-10.066L cm
01/20Thu12:28 AM215.947H cm
01/20Thu06:39 AM5.98L cm
01/20Thu12:37 PM230.243H cm
01/20Thu07:04 PM-9.082L cm
01/21Fri01:05 AM221.622H cm
01/21Fri07:18 AM3.634L cm
01/21Fri01:18 PM226.606H cm
01/21Fri07:38 PM-6.668L cm
01/22Sat01:44 AM226.788H cm
01/22Sat08:00 AM2.417L cm
01/22Sat02:01 PM220.894H cm
01/22Sat08:16 PM-2.771L cm
01/23Sun02:27 AM230.888H cm
01/23Sun08:47 AM2.495L cm
01/23Sun02:48 PM213.515H cm
01/23Sun09:01 PM2.149L cm
01/24Mon03:14 AM233.743H cm
01/24Mon09:42 AM3.089L cm
01/24Mon03:40 PM205.729H cm
01/24Mon09:52 PM6.865L cm

Marine Wind Meteogram for Lake/Chart

For real time, interactive Marine Wind prediction, download App
Date/TimeSpeed *Dir *
01/20 Thu 06:00PM5.29150.43
01/20 Thu 09:00PM5.3150.59
01/21 Fri 12:00AM5.42180.09
01/21 Fri 03:00AM6.28186.27
01/21 Fri 06:00AM7.13182.43
01/21 Fri 09:00AM6.78183.75
01/21 Fri 12:00PM6.34182.82
01/21 Fri 03:00PM6.06187.45
01/21 Fri 06:00PM4.57185.71
01/21 Fri 09:00PM3.95190.21
01/22 Sat 12:00AM4.52184.86
01/22 Sat 03:00AM4.64201.07
01/22 Sat 06:00AM5.1199.23
01/22 Sat 09:00AM5.11196.13
01/22 Sat 12:00PM4.7192.07
01/22 Sat 03:00PM3.42216.07
01/22 Sat 06:00PM2.07207.49
01/22 Sat 09:00PM0.2130.13
01/23 Sun 12:00AM1.9431.76
01/23 Sun 03:00AM3.1542.24
01/23 Sun 06:00AM4.2954.18
01/23 Sun 09:00AM4.269.75
01/23 Sun 12:00PM4.2872.99
01/23 Sun 03:00PM4.8579.84
01/23 Sun 06:00PM4.9894.11
01/23 Sun 09:00PM3.9996.69
01/24 Mon 12:00AM2.84123.45
01/24 Mon 03:00AM3.81150.11
01/24 Mon 06:00AM4.88141.67
01/24 Mon 09:00AM5.35148.23
01/24 Mon 12:00PM4146.48
01/24 Mon 03:00PM1.85134
* : UTC Timezone, Speed in meters per sec, and True Direction