Northeastern Nantucket Sound Harbormaster Emergency Rescue
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NORTHEASTERN NANTUCKET SOUND HARBORMASTER EMERGENCY RESCUE CURRENT PLANNER Hour at Broken Boston Point Half Moon Stage Chatham Ground Off Bass River Kill pond Monomoy Rodgers Hankerchief BOSTON Lewis Bay Gammon N 041-33 Shoal N'14' PR Harbor Harbor SW side Buoy Guzzle Shoal N'2' (Hallets) W070-10 G'17" Channel Channel MoA Bishops 0.5 kts 0.2 kts 0.5 kts 0.1 kts 2.2 kts 0.5 kts High Water 0.2 kts IN 0.6 kts West 0.9 kts SW Weak 1.8 South West West West West Northeast Northeast 1 Hr. after 0.8 kts 0.2 kts 0.8 kts 0.2 kts 2.2 kts 0.6 kts 0.2 kts 1.4 kts 0.9 kts West 0.5 kts west 1.3 Kts SW H.W. West OUT West West Northeast Northeast OUT South 2 Hrs. after 1.0 kts 0.7 kts 0.6 kts 1.0 kts 0.3 kts 1.8 kts 0.3 kts 1.5 kts 0.6 kts 0.7 kts 1.2 kts West H.W. West OUT West West West North Northeast Southwest OUT SW 3 Hrs. after 1.2 kts 0.8 kts 0.2 kts 0.9 kts 0.1 kts 0.8 kts 0.2 kts 0.9 kts NW 0.9 kts West 0.5 kts west 1.2 kts West H.W. OUT West West North Northeast OUT West 4 Hrs. after 0.7 kts 1.5 kts 0.3 kts 0.6 kts 0.2 kts 1.0 kts 1.2 kts 0.7 kts East Slack Slack 0.8 kts West H.W. NW OUT West West West OUT South 5 Hrs. after 1.6 kts 0.8 kts 0.1 kts 1.2 kts 1.7 kts 0.5 kts NW Weak Weak Weak Weak Weak H.W. OUT South Southeast OUT South 1.2 kts 1.4 kts 0.6 kts 0.9 kts 1.5 kts Low Water Weak 0.5 kts East 0.2 kts SE 0.5 kts NE 0.1 kts East 0.5 kts NE OUT South Southeast OUT North 1 Hr. after 0.6 kts 1.8 kts 0.6 kts 1.2 kts 0.5 kts IN 0.9 kts East 0.3 kts East 0.8 kts NE 0.2 kts East 1.0 kts NE Weak L.W. East South Southeast North 2 Hrs. after 0.9 kts 1.2 kts 2.1 kts 0.7 kts 0.6 kts 1.2 kts IN 1.2 kts East 0.5 kts East 0.3 kts East 1.4 kts NE 0.5 kts IN L.W. East East South Southeast North 3 Hrs. after 1.3 kts 1.2 kts 1.7 kts 0.6 kts 1.2 kts IN 1.0 kts East 0.6 kts East 0.3 kts East 1.4 kts East 0.6 kts IN Weak L.W. East East South Southeast 4 Hrs. after 1.0 kts 0.7 kts 0.5 kts 0.1 kts 1.2 kts 0.9 kts IN 0.6 kts East 0.3 kts East 0.2 kts East 0.7 kts East 0.5 kts IN L.W. East East South Southeast South 5Hrs. after 0.3 kts 1.0 Kts 0.1 kts Weak 1.7 kts 0.6 kts IN 0.1 kts East Weak Weak Weak 0.3 Kts IN L.W. East Northwest Northwest Southwest South This table has been developed by the Harwich Harbormasters Office to enable professional rescuers to quickly assess the active water sheet current situation in the Northeast quadrant of Nantucket Sound. Simply write in the times beginning with High Water at Boston in the far right column. Comments for improving this table are welcome. Current velocities exceed prediction during Spring tides. Contact Tom Leach at [email protected] Use with Chart 13237 WESTERN NANTUCKET SOUND HARBORMASTER EMERGENCY RESCUE CURRENT PLANNER Great Boston Hour Norh Wind Woods Muskegat Madeket Wreck Tuckernuck West of Round Channel Tower Nantucket BOSTON Hole West Chop Channel Harbor Bell Shoal Bell Shoal G'1' Great Shoal Falmouth Horseshoe Harbor R'2' R'2' Broadway '8' Bell Point Channel at Heights Shoal '13' 1.0 kts 0.2 kts 0.6 kts High Water 1.1 kts NW 0.7 kts East 0.2 kts East Slack 0.2 kts SW 0.6 kts SW 0.5 kts IN 0.7 kts SE South West SSW 1 Hr. after 1.0 kts 0.9 kts 3.1 kts 0.3 kts 1.2 kts 1.4 kts 1.6 kts NW 1.2 kts West 1.0 kts SW 0.8 kts West Slack(H) H.W. West West South West SSW WSW 2 Hrs. after 2.5 kts 1.2 kts 3.7 kts 0.5 kts 1.2 kts 1.6 kts 1.4 kts NW 2.2 kts West 1.5 kts SW 1.0 kts West 0.8 kts OUT H.W. West West South WNW SSW West 3 Hrs. after 3.2 kts 1.0 kts 3.2 kts 0.5 kts 0.8 kts 1.3 kts 0.8 kts NW 2.6 kts West 1.6 kts SW 0.8 kts West 1.4 kts OUT H.W. West West South WNW SSW West 4 Hrs. after 3.3 kts 0.7 kts 2.3 kts 0.2 kts 0.2 kts 0.7 kts 0.2 kts NW 2.4 kts West 1.4 kts SW 0.6 kts West 1.7 kts OUT H.W. West West South WNW SSW WNW 5 Hrs. after 2.5 kts 0.2 kts 0.9 kts 0.2 kts 0.5 kts SE 1.6 kts West Weak 0.7 kts SW Weak 1.8 kts OUT Slack H.W. West West South NNW 1.2 kts 1.3 kts 0.3 kts 0.7 kts Low Water 1.3 kts SE 0.5 kts west Weak 0.2 kts East Weak 1.4 kts OUT 0.6 kts NE West North Northeast North 1 Hr. after 3.6 kts 1.0 kts 0.8 kts 1.7 kts SE 0.6 kts East 0.7 kts East 0.9 kts East 0.5 kts East 1.2 kts NE 0.7 kts ENE 0.5 kts OUT L.W. North North ENE 2 Hrs. after 4.4 kts 1.2 kts 1.2 kts 1.6 kts SE 2.5 kts East 1.8 kts East 1.4 kts East 0.6 kts East 1.8 kts NE 0.9 kts ENE 0.7 kts IN L.W. North North East 3 Hrs. after 4.0 kts 1.3 kts 1.4 kts 1.9 kts SE 3.4 kts East 2.5 kts East 1.6 kts East 0.6 kts East 2.1 kts NE 1.0 kts East 1.4 kts IN L.W. North North East 4 Hrs. after 2.6 kts 0.8 kts 1.0 kts 1.7 kts SE 3.1 kts East 2.3 kts east 1.3 kts East 0.3 kts East 1.5 kts NE 0.7 kts East 1.2 kts IN L.W. North North ESE 5Hrs. after 1.0 Kts 0.7 kts SE 2.1 kts East 1.4 kts east 0.6 kts East Weak 0.6kts NE 0.1 kts SE 0.8 kts IN Slack 0.6 kts SE L.W. North This table has been developed by the Harwich Harbormasters Office to enable professional rescuers to quickly assess the active water sheet current situation in the Nantucket Sound. Simply write in the times beginning with High Water at Boston in the far right column. Wind strength and direction may impact surface water movement. Comments for improving this table are welcome. Contact Tom Leach at [email protected] Use with Chart 13237 VINEYARD SOUND HARBORMASTER EMERGENCY RESCUE CURRENT PLANNER Boston Hour Bell R '28' Woods Gong '29' Tarpaulin Bell '26' Whistle Canapitsit Menemsha Whistle off Norton The Strait Hole BOSTON Devils Cove Woods 'VS' Channel Bight MoA 'NA' Robinson Point Woods H Broad Bridge (outside) Hole at s way 0.6 knots 1.4 knots 0.2 knots 2.4 knots 0.7 knots 1.1 kts High Water Slack Slack Weak NW Weak NW Slack South NW NE West East NW 1 Hr. after 1.6 knots 1.9 knots 0.9 knots 1.0 knots 1.3 knots 1.0 knots 1.8 knots 4.1 knots 0.8 knots 1.6 kts 0.5 knots S H.W. SW NW SW SW SW SW SW West SW NW 2 Hrs. after 0.3 knots 2.3 knots 1.5 knots 1.4 knots 1.5 knots 2.1 knots 2.1 knots 2.8 knots 3.6 knots 2.1 knots 1.4 kts H.W. SW WSW NW SW WSW SW SW SW West SW NW 3 Hrs. after 0.3 knots 2.2 knots 1.1 knots 1.6 knots 1.4 knots 2.3 knots 2.5 knots 2.5 knots 2.5 knots 2.8 0.8 kts H.W. WNW WSW NW SW WSW SW SW SW West knotsSW NW 4 Hrs. after 0.3 knots 1.5 knots 0.7 knots 1.4 knots 1.2 knots 2.1 knots 2.6 knots 1.8 knots 1.1 knots 2.5 knots 0.2 kts H.W.