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Current Station Locations and Ranges
MASSACHUSETTS COAST Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Merrimack River entrance 42° 49.1' 70° 48.6' - - - - 2.2 285 - - - - 1.4 105
Predictions Newburyport, Merrimack River 42° 48.8' 70° 52.1' - - - - 1.5 288 - - - - 1.4 098
Predictions Plum Island Sound entrance 42° 42.3' 70° 47.3' - - - - 1.6 316 - - - - 1.5 184
Predictions Annisquam Harbor Light 42° 40.1' 70° 41.1' - - - - 1.0 200 - - - - 1.3 013
Predictions Gloucester Harbor entrance 42° 34.9' 70° 40.5' - - - - 0.3 340 - - - - 0.3 195
Predictions Blynman Canal ent., Gloucester Harbor 42° 36.6' 70° 40.4' - - - - 3.0 310 - - - - 3.3 130
Predictions Marblehead Channel 42° 30' 70° 49' - - - - 0.4 285 - - - - 0.4 105
Predictions Nahant, 1.8 n.mi. NE of East Point 10 42° 26.00' 70° 52.02' - - - - 0.7 252 0.1 291 0.7 144
Predictions . . . do. 45 42° 26.00' 70° 52.02' - - - - 0.3 250 - - - - 0.2 070
Predictions . . . do. 80 42° 26.00' 70° 52.02' 0.1 329 0.2 238 - - - - 0.2 077
Predictions Nahant, 0.4 n.mi. east of East Point 15 42° 25.23' 70° 53.63' 0.2 118 0.5 205 - - - - 0.6 045
Predictions . . . do. 25 42° 25.23' 70° 53.63' 0.1 102 0.4 198 0.1 282 0.5 027
Predictions Nahant, 1 n.mi. SE of East Point 45 42° 23.83' 70° 51.17' - - - - 0.3 253 - - - - 0.3 074
Predictions . . . do. 70 42° 23.83' 70° 51.17' - - - - 0.2 261 - - - - 0.2 090
Predictions Pea Island, 0.4 n.mi. southeast of 15 42° 24.63' 70° 54.13' - - - - 0.5 239 0.1 161 0.5 063
Predictions . . . do. 25 42° 24.63' 70° 54.13' - - - - 0.5 224 - - - - 0.4 048
Predictions . . . do. 65 42° 24.63' 70° 54.13' 0.1 332 0.4 271 - - - - 0.3 035
Predictions Bass Point, 1.2 n.mi. southeast of 10 42° 24.12' 70° 55.07' 0.1 351 0.7 259 - - - - 0.7 066
Predictions . . . do. 45 42° 24.12' 70° 55.07' - - - - 0.4 251 - - - - 0.3 086
Predictions . . . do. 60 42° 24.12' 70° 55.07' - - - - 0.3 250 - - - - 0.2 091
Predictions Little Nahant Cupola, 0.6 n.mi. west of 10 42° 25.87' 70° 56.83' - - - - 0.4 033 0.1 137 0.5 219
Predictions Sand Point, Black Marsh Channel 10 42° 26.58' 70° 56.52' - - - - 0.5 013 - - - - 0.5 203
Predictions Lynn Harbor 10 42° 27.27' 70° 56.78' - - - - 0.3 274 - - - - 0.2 090
Predictions Point of Pines, 0.5 n.mi. south of 6 42° 25.97' 70° 57.53' - - - - 0.5 009 - - - - 0.6 198
Predictions Point of Pines, 0.1 n.mi. northeast of 6 42° 26.52' 70° 57.62' - - - - 0.9 296 - - - - 1.2 131
Predictions Finn's Ledge Bell, 0.2 n.mi. west of 10 42° 22.17' 70° 55.42' - - - - 0.6 226 0.2 295 0.8 035
Predictions . . . do. 25 42° 22.17' 70° 55.42' - - - - 0.3 229 - - - - 0.5 033
Predictions Winthrop Head, 1.1 n.mi. east of 10 42° 21.93' 70° 56.52' 0.3 103 0.5 205 0.2 297 0.4 019
Predictions Lovell Island, 1.3 n.mi. north of 10 42° 21.30' 70° 55.90' 0.2 112 0.9 196 0.2 300 1.2 033
Predictions . . . do. 25 42° 21.30' 70° 55.90' 0.2 102 0.7 197 0.1 135 0.7 033
BOSTON HARBOR APPROACHES Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions The Graves, 0.3 n.mi. SSE of 10 42° 21.60' 70° 52.00' 0.3 171 0.6 227 0.1 135 0.6 103
Predictions . . . do. 45 42° 21.60' 70° 52.00' 0.1 186 0.4 262 - - - - 0.5 085
Predictions . . . do. 60 42° 21.60' 70° 52.00' - - - - 0.3 252 - - - - 0.4 070
Predictions Thieves Ledge 45 42° 19.28' 70° 50.28' 0.1 030 0.2 304 - - - - 0.3 128
Predictions Little Brewster Island, 1.5 n.mi. E of 10 42° 19.68' 70° 51.43' 0.4 028 0.6 285 0.6 337 1.2 080
Predictions . . . do. 35 42° 19.68' 70° 51.43' - - - - 0.3 236 0.2 212 0.5 076
Predictions . . . do. 60 42° 19.68' 70° 51.43' 0.2 265 0.3 225 - - - - 0.2 047
Predictions Hypocrite Channel 10 42° 20.95' 70° 53.63' 0.1 345 0.9 262 0.1 351 1.0 070
Predictions Little Calf Island, 0.4 n.mi. NW of 10 42° 21.05' 70° 54.00' - - - - 0.5 220 0.1 290 0.7 048
Predictions Boston Light, 0.2 n.mi. south of 10 42° 19.52' 70° 53.40' 0.1 203 1.0 267 - - - - 1.4 100
Predictions Point Allerton, 0.8 n.mi. NNW of 10 42° 19.28' 70° 53.25' - - - - 1.1 270 0.1 005 1.4 086
Predictions . . . do. 25 42° 19.28' 70° 53.25' - - - - 1.0 257 - - - - 1.0 090
Predictions Point Allerton, 0.5 n.mi. NNW of 10 42° 19.05' 70° 53.10' - - - - 1.0 280 - - - - 1.3 079
Predictions . . . do. 25 42° 19.05' 70° 53.10' - - - - 0.9 262 - - - - 0.9 080
Predictions Point Allerton, 0.4 n.mi. northwest of 10 42° 18.88' 70° 53.23' - - - - 0.7 265 0.2 353 0.8 080
Predictions Calf Island, 0.4 n.mi. west of 10 42° 20.33' 70° 54.38' - - - - 0.6 198 - - - - 0.6 037
Predictions . . . do. 25 42° 20.33' 70° 54.38' - - - - 0.5 203 - - - - 0.3 052
Predictions . . . do. 45 42° 20.33' 70° 54.38' - - - - 0.4 209 - - - - 0.3 020
Predictions Aldridge Ledge, 0.2 n.mi. north of 10 42° 20.97' 70° 54.80' 0.3 139 0.9 230 0.1 326 1.2 061
Predictions . . . do. 25 42° 20.97' 70° 54.80' - - - - 0.7 223 - - - - 0.7 042
Predictions Black Rock Channel 10 42° 19.73' 70° 54.93' 0.1 325 0.6 247 0.2 122 0.9 046
Predictions Deer Island Light, 0.4 n.mi. NW of 35 42° 20.58' 70° 55.70' - - - - 0.2 307 - - - - 0.6 116
Predictions Lovell Island, 0.4 n.mi. north of 10 42° 20.45' 70° 55.80' 0.1 330 1.2 259 0.1 337 1.2 064
Predictions . . . do. 25 42° 20.45' 70° 55.80' - - - - 1.2 264 - - - - 0.9 074
Predictions Deer Island, 0.7 n.mi. ESE of 10 42° 20.65' 70° 56.30' - - - - 1.3 220 - - - - 1.4 048
Predictions . . . do. 35 42° 20.65' 70° 56.30' - - - - 1.1 221 - - - - 0.9 048
Predictions Deer Island Light, 0.8 n.mi. ESE of 10 42° 20.22' 70° 56.28' 0.2 138 0.9 233 - - - - 0.9 066
Predictions Deer Island Light, 0.4 n.mi. east of 10 42° 20.45' 70° 56.77' 0.3 319 0.9 240 0.2 138 1.0 057
Predictions . . . do. 35 42° 20.45' 70° 56.77' - - - - 1.1 264 - - - - 0.8 053
Predictions Deer Island Light, 0.7 n.mi. ESE of 35 42° 20.25' 70° 56.38' 0.1 312 1.0 233 - - - - 0.6 062
BOSTON HARBOR-PRESIDENT ROADS Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions BOSTON HARBOR (Deer Island Light) 10 42° 20.27' 70° 57.37' - - - - 1.1 254 0.3 184 1.2 111
Predictions Deer Island Light, 0.3 n.mi. SSE of 10 42° 20.12' 70° 57.42' - - - - 1.4 265 0.4 199 1.0 082
Predictions . . . do. 35 42° 20.12' 70° 57.42' - - - - 1.4 261 - - - - 1.0 090
Predictions Deer Island Light, 0.4 n.mi. SSE of 10 42° 19.97' 70° 57.42' - - - - 1.5 265 0.2 178 1.2 073
Predictions . . . do. 25 42° 19.97' 70° 57.42' - - - - 1.4 269 - - - - 1.0 081
Predictions Deer Island, southwest of 10 42° 20.63' 70° 57.78' - - - - 0.4 351 0.3 065 0.6 137
Predictions Long Island Head, 0.9 n.mi. NW of 10 42° 20.40' 70° 58.43' 0.1 175 0.6 302 - - - - 0.6 103
Predictions . . . do. 35 42° 20.40' 70° 58.43' - - - - 0.4 304 - - - - 0.4 079
Predictions Deer Island Flats 10 42° 20.83' 70° 58.65' - - - - 0.4 327 0.4 049 0.5 107
Predictions Snake Island, southwest of 10 42° 21.77' 70° 59.22' - - - - 0.4 312 - - - - 0.5 134
Predictions Deer Island Light, 1.0 n.mi. WSW of 10 42° 19.97' 70° 58.43' - - - - 1.3 254 - - - - 0.8 086
Predictions . . . do. 35 42° 19.97' 70° 58.43' - - - - 1.2 273 - - - - 0.4 082
Predictions Spectacle I. and Long I., between 10 42° 19.35' 70° 58.45' - - - - 0.5 217 0.4 121 0.6 038
Predictions Spectacle Island, 0.2 n.mi. south of 10 42° 18.98' 70° 59.15' 0.1 349 0.5 244 0.1 180 0.4 098
Predictions Spectacle Island, 0.3 n.mi. north of 10 42° 19.95' 70° 59.13' - - - - 1.2 271 0.2 359 0.9 081
Predictions . . . do. 35 42° 19.95' 70° 59.13' - - - - 0.8 280 - - - - 0.6 086
Predictions Spectacle Island, 0.7 n.mi. north of 10 42° 20.10' 70° 59.27' - - - - 0.9 280 0.2 000 0.8 082
Predictions . . . do. 25 42° 20.10' 70° 59.27' - - - - 0.7 287 0.1 007 0.6 086
Predictions Spectacle Island, 0.1 n.mi. north of 10 42° 19.83' 70° 59.27' - - - - 1.1 277 - - - - 0.8 080
Predictions . . . do. 25 42° 19.83' 70° 59.27' - - - - 0.9 280 - - - - 0.6 081
Predictions Spectacle I. and Thompson I., between 10 42° 19.25' 70° 59.57' 0.2 227 0.2 306 0.2 045 0.4 127
Predictions Thompson Island, 0.7 n.mi. NNE of 10 42° 19.97' 70° 59.90' - - - - 0.8 281 0.2 003 0.6 086
Predictions . . . do. 35 42° 19.97' 70° 59.90' - - - - 0.5 277 - - - - 0.3 091
Predictions Fort Independence, 0.3 n.mi. east of 10 42° 20.33' 71° 00.22' - - - - 0.6 303 0.2 061 0.6 125
Predictions Fort Independence, 0.4 n.mi. NW of 10 42° 20.63' 71° 00.40' - - - - 0.4 288 0.1 006 0.6 113
Predictions South Boston, Pier 4, 0.2 n.mi. NNE of 10 42° 21.13' 71° 01.85' - - - - 0.3 299 - - - - 0.3 118
Predictions . . . do. 25 42° 21.13' 71° 01.85' - - - - 0.4 030 - - - - 0.2 120
Charles River 10 42° 22.18' 71° 03.38' Current Weak and Variable
Predictions East Boston, Pier 10, southeast of 10 42° 22.55' 71° 02.80' - - - - 0.2 017 - - - - 0.4 194
Predictions . . . do. 25 42° 22.55' 71° 02.80' - - - - 0.3 030 - - - - 0.2 193
Predictions Chelsea River, west of bascule bridge 10 42° 23.07' 71° 02.53' - - - - 0.2 048 - - - - 0.2 240
Predictions Chelsea River, below bascule bridge 10 42° 23.03' 71° 01.70' - - - - 0.2 088 - - - - 0.3 272
Predictions Mystic River Bridge, 0.1 n.mi. west of 10 42° 23.15' 71° 03.02' - - - - 0.1 267 - - - - 0.1 093
Predictions Mystic River Bridge, northwest of 10 42° 23.15' 71° 02.95' - - - - 0.1 300 - - - - 0.1 098
Predictions City Point, 0.8 n.mi. SSE of 10 42° 19.22' 71° 00.88' - - - - 0.6 248 0.1 170 0.6 069
Predictions Squantum Point, 0.8 n.mi. northeast of 10 42° 18.63' 71° 01.70' - - - - 0.4 216 - - - - 0.5 036
Predictions Squantum Point, 0.4 n.mi. NNE of 10 42° 18.38' 71° 02.23' - - - - 0.4 266 - - - - 0.5 091
Predictions Neponset River 10 42° 18.25' 71° 02.58' - - - - 0.4 218 - - - - 0.4 025
BOSTON HARBOR-NANTASKET ROADS Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Lovell Island, 0.1 n.mi. south of 10 42° 19.40' 70° 55.48' 0.2 205 0.7 275 0.2 169 1.0 092
Predictions . . . do. 24 42° 19.40' 70° 55.48' - - - - 0.7 294 - - - - 0.9 095
Predictions Georges Island, northeast of 10 42° 19.37' 70° 55.53' 0.2 191 0.7 279 0.2 183 0.8 100
Predictions Georges Island, north of 25 42° 19.42' 70° 55.67' - - - - 0.8 298 - - - - 0.9 112
Predictions Gallops Island, 0.2 n.mi. SSE of 10 42° 19.38' 70° 55.93' - - - - 1.1 243 - - - - 1.0 062
Predictions Gallops Island, 0.1 n.mi. southeast of 10 42° 19.45' 70° 55.90' - - - - 0.9 225 0.2 130 1.0 063
Predictions . . . do. 35 42° 19.45' 70° 55.90' - - - - 0.9 255 - - - - 0.9 052
Predictions Gallops Island, The Narrows 20 42° 19.62' 70° 56.03' - - - - 0.5 135 - - - - 0.2 262
Predictions Lovell Island, The Narrows 10 42° 19.67' 70° 56.03' 0.2 172 0.6 128 - - - - 0.5 293
Predictions Lovell Island, west of 10 42° 19.72' 70° 55.97' 0.2 232 0.4 134 - - - - 1.2 299
Predictions . . . do. 24 42° 19.72' 70° 55.97' - - - - 0.4 136 - - - - 1.2 313
Predictions Georges Island, 0.5 n.mi. ESE of 10 42° 19.17' 70° 54.97' 0.2 165 1.0 244 - - - - 1.2 065
Predictions Georges Island, 0.4 n.mi. east of 10 42° 19.12' 70° 54.97' 0.3 180 1.0 248 - - - - 1.1 057
Predictions Georges Island, 0.5 n.mi. southeast of 10 42° 18.62' 70° 55.00' 0.2 132 1.2 243 0.2 151 1.5 070
Predictions . . . do. 25 42° 18.62' 70° 55.00' - - - - 1.1 247 - - - - 1.4 078
Predictions Georges Island, 0.3 n.mi. SSE of 10 42° 18.78' 70° 55.55' 0.1 159 1.1 234 0.4 126 1.2 069
Predictions . . . do. 35 42° 18.78' 70° 55.55' - - - - 1.0 237 0.2 346 0.8 073
Predictions Georges Island, 0.4 n.mi. SSE of 10 42° 18.67' 70° 55.53' 0.2 145 1.3 236 0.3 161 0.9 046
Predictions . . . do. 35 42° 18.67' 70° 55.53' - - - - 1.2 240 0.1 347 1.0 065
Predictions Nubble Channel 10 42° 19.73' 70° 56.93' 0.1 282 0.8 187 0.2 139 0.8 006
Predictions Hull Gut 10 42° 18.20' 70° 55.60' 0.1 073 1.2 163 - - - - 1.8 350
Predictions . . . do. 25 42° 18.20' 70° 55.60' 0.1 073 1.3 153 - - - - 2.0 354
Predictions Peddocks Island, 0.2 n.mi. north of 10 42° 18.32' 70° 56.00' - - - - 1.0 246 - - - - 0.7 257
Predictions . . . do. 25 42° 18.32' 70° 56.00' 0.1 337 1.0 255 0.1 178 0.6 060
Predictions Peddocks Island, 0.3 n.mi. northwest of 10 42° 18.40' 70° 56.13' - - - - 1.1 245 - - - - 1.0 060
Predictions . . . do. 25 42° 18.40' 70° 56.13' 0.2 342 1.0 250 - - - - 0.6 055
Predictions . . . do. 40 42° 18.40' 70° 56.13' - - - - 1.0 261 - - - - 0.5 060
Predictions Rainsford I. and Windmill Pt., between 10 42° 18.52' 70° 56.32' - - - - 0.8 251 0.3 168 1.0 056
Predictions . . . do. 25 42° 18.52' 70° 56.32' - - - - 0.8 256 0.2 329 0.5 053
Predictions Gallops Island, 0.5 n.mi. southwest of 10 42° 19.13' 70° 56.82' 0.2 165 0.6 238 0.3 204 0.7 074
Predictions . . . do. 25 42° 19.13' 70° 56.82' - - - - 0.5 237 - - - - 0.4 072
Predictions Rainsford Island, 0.2 n.mi. NE of 10 42° 18.90' 70° 56.95' - - - - 0.6 239 0.1 143 0.5 084
Predictions . . . do. 20 42° 18.90' 70° 56.95' - - - - 0.5 237 - - - - 0.3 086
Predictions Rainsford Island, 0.4 n.mi. SE of 10 42° 18.50' 70° 56.62' - - - - 0.6 225 0.2 127 0.8 055
Predictions Long I. and Rainsford I., between 10 42° 18.70' 70° 57.78' - - - - 0.7 226 - - - - 0.9 049
Predictions . . . do. 25 42° 18.70' 70° 57.78' - - - - 0.6 229 0.1 322 0.8 033
Predictions West Head, Peddocks I., 0.1 n.mi. W of 10 42° 17.45' 70° 57.22' - - - - 1.1 208 - - - - 0.9 018
Predictions . . . do. 30 42° 17.45' 70° 57.22' - - - - 0.9 198 - - - - 0.6 038
Predictions Sunken Ledge, 0.2 n.mi. northwest of 10 42° 17.87' 70° 57.87' 0.3 304 0.4 223 0.1 307 0.7 016
Predictions . . . do. 20 42° 17.87' 70° 57.87' 0.2 299 0.3 236 0.2 335 0.5 030
Predictions West Head, Long I., 0.4 n.mi. south of 10 42° 18.32' 70° 58.28' - - - - 0.7 231 - - - - 0.6 060
Predictions . . . do. 20 42° 18.32' 70° 58.28' - - - - 0.5 231 - - - - 0.5 043
Predictions Moon Head, 0.4 n.mi. east of 10 42° 18.38' 70° 58.73' 0.3 310 0.3 259 - - - - 0.4 080
Predictions West Head, 0.2 n.mi. southwest of 10 42° 17.15' 70° 57.18' - - - - 1.4 167 - - - - 1.4 322
Predictions Nut Island, 0.4 n.mi. NNE of 10 42° 17.08' 70° 57.22' 0.2 223 1.3 158 - - - - 1.4 312
Predictions . . . do. 20 42° 17.08' 70° 57.22' 0.1 220 1.2 155 - - - - 1.4 321
Predictions Nut Island, 0.2 n.mi. NNE of 10 42° 16.98' 70° 57.32' 0.1 245 1.2 146 - - - - 1.2 309
Predictions . . . do. 20 42° 16.98' 70° 57.32' 0.1 216 1.0 131 - - - - 1.0 303
Predictions Peddocks Island, west of 10 42° 17.23' 70° 57.92' 0.2 305 0.5 187 - - - - 0.4 358
Predictions Moon Head, 0.9 n.mi. southeast of 10 42° 17.50' 70° 58.93' 0.2 314 0.3 227 0.2 112 0.3 033
Squantum, 0.3 n.mi. southeast of 8 42° 17.40' 71° 00.10' Current Weak and Variable
BOSTON HARBOR-HINGHAM BAY Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Weir River entrance 10 42° 16.53' 70° 52.83' - - - - 0.7 076 - - - - 0.8 272
Strawberry Hill, 0.4 n.mi. west of 6 42° 17.40' 70° 53.60' Current Weak and Variable
Predictions Crow Point, 0.2 n.mi. north of 10 42° 15.97' 70° 53.70' - - - - 0.3 146 - - - - 0.3 319
Predictions Bumkin Island, 0.1 n.mi. west of 10 42° 16.85' 70° 54.37' - - - - 0.6 166 0.2 241 0.8 320
Predictions . . . do. 20 42° 16.85' 70° 54.37' 0.1 248 0.5 161 0.1 274 0.6 316
Predictions Windmill Point, 0.7 n.mi. SSE of 10 42° 17.55' 70° 54.97' - - - - 1.1 128 0.4 083 0.4 350
Predictions . . . do. 25 42° 17.55' 70° 54.97' - - - - 1.0 136 0.1 015 0.2 315
Predictions Bumkin Island, 0.4 n.mi. west of 10 42° 16.83' 70° 54.75' - - - - 0.5 195 0.2 263 0.3 303
Predictions Sheep Island, 0.3 n.mi. west of 10 42° 16.87' 70° 55.98' 0.2 245 1.0 075 0.3 328 0.4 305
Predictions . . . do. 25 42° 16.87' 70° 55.98' 0.2 150 0.8 082 - - - - 0.3 300
Predictions Grape Island and Lower Neck, between 10 42° 15.87' 70° 55.50' - - - - 0.7 094 - - - - 0.9 281
Predictions Grape Island 10 42° 16.08' 70° 55.88' - - - - 0.4 203 - - - - 0.4 345
Predictions Pig Rock, north of 10 42° 16.93' 70° 56.45' - - - - 0.7 078 - - - - 1.0 290
Predictions . . . do. 25 42° 16.93' 70° 56.45' - - - - 0.6 082 0.1 019 0.8 293
Predictions Pig Rock, northwest of 20 42° 16.88' 70° 56.55' - - - - 1.0 085 - - - - 0.8 283
Predictions Stodders Neck, Weymouth Back River 10 42° 15.20' 70° 55.65' - - - - 0.5 268 - - - - 0.3 093
Predictions Gull Point, 0.4 n.mi. ESE of 10 42° 15.18' 70° 56.82' - - - - 0.4 229 - - - - 0.4 069
Predictions . . . do. 25 42° 15.18' 70° 56.82' - - - - 0.4 235 - - - - 0.2 042
Predictions Kings Cove, off 10 42° 14.83' 70° 57.65' - - - - 0.3 242 0.1 014 0.4 063
Predictions Germantown Point 20 42° 14.78' 70° 57.88' - - - - 0.3 269 - - - - 0.4 070
Predictions Pine Point, southeast of 10 42° 14.28' 70° 58.08' - - - - 0.2 149 - - - - 0.1 303
Predictions Philip Head, Town River Bay 10 42° 15.00' 70° 58.22' - - - - 0.4 289 - - - - 0.3 095
CAPE COD BAY Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Race Point, 7 miles north of 42° 11' 70° 16' - - - - 1.5 290 - - - - 1.5 - -
Predictions Race Point, 1 mile northwest of 42° 5' 70° 15' - - - - 1.0 226 - - - - 0.9 061
Predictions Provincetown Harbor 42° 3' 70° 10' - - - - 0.6 315 - - - - 0.4 135
Predictions Wellfleet Harbor 41° 54' 70° 3' - - - - 0.7 020 - - - - 0.5 200
Predictions Barnstable Harbor 41° 43.6' 70° 16.4' - - - - 1.2 192 - - - - 1.4 004
Sandwich Harbor 41° 46' 70° 29' Current Weak and Variable
Sagamore Beach 41° 48' 70° 31' Current Weak and Variable
Predictions Ellisville Harbor, 1 mile east of 41° 51' 70° 30' - - - - 0.3 200 - - - - 0.3 020
Predictions Manomet Point 41° 56' 70° 32' - - - - 1.1 155 - - - - 0.9 010
Predictions Gurnet Point, 1 mile east of 42° 0' 70° 35' - - - - 1.4 250 - - - - 1.0 - -
Predictions Plymouth Harbor 41° 58' 70° 39' - - - - 0.5 245 - - - - 0.4 010
Predictions Farnham Rock, 1 mile east of 42° 6' 70° 35' - - - - 1.1 180 - - - - 0.9 010
MASSACHUSETTS COAST-cont. Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Old Man Shoal, Nantucket Shoals 41° 13.6' 69° 59.0' - - - - 1.9 080 - - - - 1.6 225
Predictions Miacomet Pond, 3.0 miles SSE of 41° 11.4' 70° 05.8' - - - - 1.3 080 - - - - 1.4 280
Predictions Tuckernuck Island, 4.2 miles SSW of 41° 13.57' 70° 16.90' - - - - 0.5 090 - - - - 1.0 280
NANTUCKET SOUND ENTRANCE Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Pollock Rip Channel, east end 41° 33.9' 69° 55.4' - - - - 2.0 053 - - - - 1.8 212
Predictions POLLOCK RIP CHANNEL (Butler Hole) 41° 33' 69° 59' - - - - 2.0 037 - - - - 1.8 226
NANTUCKET SOUND Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Monomoy Pt., channel 0.2 mile west of 41° 33.0' 70° 01.3' - - - - 1.7 170 - - - - 2.0 346
Chatham Roads 41° 38.6' 70° 01.7' Current Weak and Variable
Predictions Stage Harbor, west of Morris Island 41° 39.4' 69° 58.5' - - - - 0.5 335 - - - - 1.0 144
Predictions Dennis Port, 2.2 miles south of 41° 37.0' 70° 06.9' 0.1 138 0.3 077 0.1 052 0.3 269
Predictions Monomoy Point, 6 miles west of 41° 33.5' 70° 09.0' 0.1 194 0.5 090 0.1 256 0.5 275
Predictions Handkerchief Lighted Whistle Buoy 'H' 41° 29.3' 70° 04.0' - - - - 1.3 080 - - - - 1.3 251
Predictions Halfmoon Shoal, 1.9 miles northeast of 41° 29.05' 70° 11.55' - - - - 0.8 110 - - - - 0.6 265
Predictions Halfmoon Shoal, 3.5 miles east of 41° 28.1' 70° 09.2' - - - - 1.1 088 - - - - 1.0 295
Predictions Great Point, 0.5 mile west of 41° 23.6' 70° 03.7' - - - - 1.1 029 - - - - 1.2 195
Predictions Great Point, 3 miles west of 41° 23.4' 70° 06.8' - - - - 0.8 066 - - - - 0.8 248
Predictions Tuckernuck Shoal, off east end 41° 24.3' 70° 10.4' 0.3 000 0.9 113 0.3 186 0.9 287
Predictions Nantucket Harbor entrance channel 41° 18.4' 70° 06.0' - - - - 1.2 171 - - - - 1.5 350
Predictions Eel Pt., Nantucket I. 2.5 miles NE of 41° 19.3' 70° 10.2' - - - - 0.6 094 - - - - 0.4 284
Predictions Muskeget I., channel 1 mile northeast of 41° 21.0' 70° 17.1' - - - - 1.1 108 - - - - 1.5 295
Predictions Muskeget Rock, 1.3 miles southwest of 41° 19.2' 70° 23.6' - - - - 1.3 024 - - - - 1.0 192
Predictions Muskeget Channel 41° 20.9' 70° 25.2' - - - - 3.8 021 - - - - 3.3 200
Predictions Wasque Point, 2.0 miles southwest of 41° 19.90' 70° 29.25' - - - - 1.3 075 - - - - 1.2 280
Predictions Long Shoal-Norton Shoal, between 41° 24.50' 70° 20.00' - - - - 1.4 100 - - - - 1.1 260
Predictions Cape Poge Lt., 1.7 miles SSE of 41° 24.0' 70° 25.6' - - - - 1.6 025 - - - - 1.3 215
Predictions Cross Rip Channel 41° 26.9' 70° 17.5' - - - - 1.3 091 - - - - 0.9 272
Predictions Cape Poge Lt., 3.2 miles northeast of 41° 27.5' 70° 24.0' - - - - 1.6 095 - - - - 1.2 300
Predictions Broken Ground-Horseshoe Shoal, between 41° 33.0' 70° 17.1' 0.2 000 1.1 107 0.1 224 0.9 276
Predictions Point Gammon, 1.2 miles south of 41° 35.3' 70° 15.4' - - - - 1.1 105 - - - - 1.0 260
Hyannis Harbor, entrance off breakwater 41° 37.4' 70° 17.5' Current Weak and Variable
Predictions Lewis Bay entrance channel 41° 37.9' 70° 16.4' - - - - 0.9 004 - - - - 1.3 184
Predictions Cotuit Bay entrance (Bluff Point) 41° 36.6' 70° 25.8' - - - - 0.5 035 - - - - 0.7 218
Predictions Wreck Shoal-Eldridge Shoal, between 41° 32.0' 70° 25.7' - - - - 1.7 062 - - - - 1.4 245
Predictions Hedge Fence Lighted Gong Buoy 22 41° 28.3' 70° 29.0' - - - - 1.4 108 - - - - 1.2 268
Predictions Cape Poge Light, 1.4 miles west of 41° 25.45' 70° 29.00' - - - - 0.3 095 - - - - 0.2 250
Predictions Edgartown, Inner Harbor 41° 23.4' 70° 30.5' - - - - 1.1 075 - - - - 1.1 270
Predictions Katama Pt., 0.6 mi. NNW of, Katama Bay 41° 21.9' 70° 30.3' - - - - 0.6 325 - - - - 0.5 180
Predictions East Chop-Squash Meadow, between 41° 27.9' 70° 32.2' - - - - 1.4 131 - - - - 1.8 329
Predictions East Chop, 1 mile north of 41° 29.1' 70° 33.5' - - - - 2.2 116 - - - - 2.2 297
Vineyard Haven 41° 28.1' 70° 35.2' Current Weak and Variable
Predictions West Chop, 0.8 mile north of 41° 29.6' 70° 35.7' - - - - 3.1 096 - - - - 3.0 282
Predictions Hedge Fence-L'Hommedieu Shoal, between 41° 30.3' 70° 32.2' - - - - 2.1 106 - - - - 2.2 276
Predictions Waquoit Bay entrance 41° 32.9' 70° 31.8' - - - - 1.5 348 - - - - 1.4 203
Predictions L'Hommedieu Shoal, north of west end 41° 31.6' 70° 34.6' - - - - 2.3 080 - - - - 2.3 268
Predictions Nobska Point, 1.8 miles east of 41° 31.1' 70° 37.1' - - - - 2.3 063 - - - - 1.7 240
VINEYARD SOUND Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions West Chop, 0.2 mile west of 41° 29.0' 70° 36.6' - - - - 2.7 059 - - - - 1.4 241
Predictions Nobska Point, 1 mile southeast of 41° 30.1' 70° 38.6' - - - - 2.6 071 - - - - 2.4 259
Predictions Norton Point, 0.5 mile north of 41° 28.1' 70° 39.9' - - - - 3.4 050 - - - - 2.4 240
Predictions Tarpaulin Cove, 1.5 miles east of 41° 28.3' 70° 43.5' - - - - 1.9 055 - - - - 2.3 232
Predictions Robinsons Hole, 1.2 miles southeast of 41° 26.1' 70° 46.8' - - - - 1.9 060 - - - - 2.1 240
Predictions Gay Head, 3 miles northeast of 41° 23.1' 70° 47.0' - - - - 0.9 081 - - - - 1.3 238
Predictions Gay Head, 3 miles north of 41° 24.1' 70° 51.2' - - - - 1.1 074 - - - - 1.2 255
Predictions Gay Head, 1.5 miles northwest of 41° 21.8' 70° 51.8' - - - - 2.0 012 - - - - 2.0 249
VINEYARD SOUND-BUZZARDS BAY Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Woods Hole
Predictions South end 41° 30.8' 70° 40.2' - - - - 1.5 135 - - - - 1.1 318
Predictions 0.1 mile SW of Devils Foot Island 41° 31.2' 70° 41.1' - - - - 3.5 094 - - - - 3.6 276
Predictions North end 41° 31.5' 70° 41.6' - - - - 0.8 160 - - - - 0.7 007
Robinsons Hole
Predictions South end 41° 26.7' 70° 48.2' - - - - 0.8 162 - - - - 1.0 339
Predictions Middle 41° 27.0' 70° 48.4' - - - - 2.8 146 - - - - 2.9 316
Predictions North end 41° 27.4' 70° 48.7' - - - - 1.0 161 - - - - 1.2 338
Quicks Hole
Predictions South end 41° 26.3' 70° 50.5' - - - - 1.9 140 - - - - 2.0 300
Predictions Middle 41° 26.6' 70° 50.9' - - - - 2.5 167 - - - - 2.2 339
Predictions North end 41° 27.1' 70° 51.0' - - - - 2.0 165 - - - - 2.6 002
Predictions Canapitsit Channel 41° 25.4' 70° 54.5' - - - - 2.6 156 - - - - 1.7 312
BUZZARDS BAY Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions Westport River entrance 41° 30.5' 71° 05.3' - - - - 2.2 290 - - - - 2.5 108
Predictions Ribbon Reef-Sow & Pigs Reef, between 41° 25.3' 70° 58.2' - - - - 0.8 062 - - - - 1.2 237
Predictions Penikese Island, 0.8 mile northwest of 41° 27.9' 70° 56.2' - - - - 1.2 050 - - - - 1.1 254
Predictions Penikese Island, 0.2 mile south of 41° 26.6' 70° 55.5' - - - - 0.7 093 - - - - 0.9 287
Predictions Gull I. and Nashawena I., between 41° 26.2' 70° 54.2' - - - - 0.9 091 - - - - 1.1 247
Predictions Weepecket Island, south of 41° 30.4' 70° 44.3' - - - - 0.8 069 - - - - 0.6 255
Quamquisset Harbor entrance 41° 32.4' 70° 39.8' Current Weak and Variable
West Falmouth Harbor entrance 41° 36.5' 70° 39.3' Current Weak and Variable
Megansett Harbor 41° 38.8' 70° 39.2' Current Weak and Variable
Predictions Abiels Ledge, 0.4 mile south of 41° 41.1' 70° 40.4' - - - - 0.8 035 - - - - 1.0 216
Predictions Dumpling Rocks, 0.2 mile southeast of 41° 32.0' 70° 55.1' - - - - 0.8 066 - - - - 1.1 190
Apponaganset Bay 41° 35' 70° 57' Current Weak and Variable
Clarks Cove 41° 36' 70° 55' Current Weak and Variable
New Bedford Harbor and approaches ° ' ° ' Current Weak and Variable
West Island and Long Island, between 41° 35.6' 70° 50.4' Current Weak and Variable
Predictions West Island, 1 mile southeast of 6 41° 34.0' 70° 48.6' - - - - 0.7 079 - - - - 0.8 203
Nasketucket Bay 41° 37.1' 70° 50.2' Current Weak and Variable
Mattapoisett Harbor 41° 38' 70° 47' Current Weak and Variable
Sippican Harbor 41° 41' 70° 44' Current Weak and Variable
Predictions Wareham River, off Long Beach Point 41° 44.0' 70° 43.0' - - - - 0.6 022 - - - - 0.6 202
Predictions Wareham River, off Barneys Point 41° 44.7' 70° 42.4' - - - - 0.7 010 - - - - 0.6 185
Onset Bay, south of Onset Island 41° 43.9' 70° 38.7' Current Weak and Variable
Onset Bay, south of Wickets Island 41° 44.1' 70° 39.3' Current Weak and Variable
CAPE COD CANAL Average Speed and Direction
Min Before Min Before
Flood Flood Ebb Ebb
Station Depth Latitude Longitude Spd Dir Spd Dir Spd Dir Spd Dir
Predictions CAPE COD CANAL, railroad bridge 41° 44.5' 70° 36.8' - - - - 4.0 070 - - - - 4.5 250
Predictions Bourne Highway bridge 41° 45' 70° 35' - - - - 3.3 065 - - - - 4.0 245
Predictions Bournedale 41° 46' 70° 34' - - - - 3.4 030 - - - - 3.6 210
Predictions Sagamore Bridge 41° 46' 70° 33' - - - - 2.8 095 - - - - 2.5 275
Predictions Cape Cod Canal, east end 15 41° 46.5' 70° 30.0' - - - - 2.4 065 - - - - 2.6 245
Revised: 3 November 2008
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