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Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current January, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 13 335 1.1 613 1026 -1.3 1250 1605 1.0 1848 2251 -1.2
2 107 428 1.1 712 1117 -1.3 1342 1657 1.0 1955 2342 -1.2
3 156 516 1.1 802 1207 -1.3 1431 1745 1.1 2044
4 30 -1.2 241 602 1.2 844 1253 -1.4 1517 1830 1.1 2120
5 116 -1.2 326 646 1.2 922 1337 -1.3 1558 1913 1.1 2154
6 159 -1.1 407 726 1.2 959 1418 -1.3 1638 1953 1.2 2229
7 239 -1.1 448 804 1.2 1035 1456 -1.3 1717 2030 1.2 2304
8 316 -1.0 528 835 1.2 1112 1527 -1.2 1756 2101 1.2 2341
9 343 -1.0 609 846 1.2 1151 1524 -1.2 1835 2113 1.2
10 19 330 -1.0 650 913 1.2 1231 1538 -1.2 1917 2139 1.2
11 100 355 -1.1 735 953 1.2 1314 1611 -1.2 1959 2219 1.3
12 143 433 -1.1 821 1038 1.2 1400 1652 -1.2 2045 2303 1.3
13 229 519 -1.1 911 1126 1.2 1449 1739 -1.1 2134 2352 1.3
14 319 611 -1.1 1006 1218 1.2 1541 1832 -1.1 2227
15 44 1.3 411 709 -1.1 1100 1313 1.1 1637 1933 -1.1 2320
16 139 1.2 507 818 -1.2 1159 1412 1.1 1736 2044 -1.0
17 17 238 1.2 604 946 -1.2 1256 1521 1.1 1836 2231 -1.1
18 112 343 1.2 701 1112 -1.3 1351 1646 1.2 1936 2345 -1.2
19 210 459 1.3 759 1213 -1.4 1448 1754 1.2 2035
20 42 -1.2 305 608 1.3 855 1307 -1.5 1541 1851 1.3 2131
21 136 -1.3 359 707 1.3 949 1400 -1.5 1633 1945 1.4 2225
22 229 -1.4 452 802 1.4 1042 1452 -1.5 1725 2037 1.4 2318
23 321 -1.4 545 855 1.3 1134 1544 -1.5 1816 2128 1.4
24 9 414 -1.4 638 948 1.3 1225 1637 -1.4 1906 2220 1.3
25 59 508 -1.3 730 1042 1.2 1317 1732 -1.3 1957 2312 1.3
26 150 604 -1.3 823 1137 1.1 1409 1829 -1.2 2048
27 6 1.2 241 701 -1.2 919 1235 1.0 1503 1927 -1.2 2140
28 102 1.1 333 758 -1.2 1016 1333 1.0 1600 2025 -1.1 2235
29 158 1.0 428 856 -1.2 1112 1430 0.9 1659 2123 -1.0 2330
30 254 1.0 523 952 -1.2 1210 1527 0.9 1759 2218 -1.0
31 25 348 1.0 619 1045 -1.2 1305 1621 0.9 1859 2311 -1.0
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current February, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 118 440 1.0 712 1136 -1.2 1357 1713 1.0 1956
2 1 -1.1 209 530 1.0 802 1225 -1.3 1444 1801 1.1 2043
3 48 -1.1 256 616 1.1 847 1309 -1.3 1529 1845 1.1 2124
4 132 -1.1 340 700 1.1 929 1351 -1.3 1610 1927 1.2 2202
5 213 -1.1 422 740 1.2 1010 1428 -1.3 1650 2005 1.2 2240
6 248 -1.1 504 815 1.2 1049 1457 -1.3 1729 2038 1.3 2318
7 313 -1.1 546 840 1.3 1129 1502 -1.2 1808 2059 1.3 2356
8 314 -1.2 628 900 1.3 1210 1519 -1.3 1848 2120 1.4
9 36 338 -1.2 710 934 1.3 1251 1550 -1.3 1930 2155 1.4
10 118 413 -1.2 757 1015 1.3 1336 1628 -1.2 2015 2238 1.4
11 202 454 -1.2 846 1101 1.3 1422 1711 -1.2 2102 2323 1.4
12 249 542 -1.2 938 1150 1.2 1513 1801 -1.1 2156
13 13 1.3 340 637 -1.2 1034 1243 1.1 1609 1900 -1.0 2251
14 106 1.2 436 746 -1.1 1132 1341 1.0 1709 2020 -0.9 2351
15 205 1.1 535 1005 -1.1 1233 1456 1.0 1813 2240 -1.0
16 52 318 1.0 637 1109 -1.2 1333 1646 1.0 1918 2340 -1.1
17 152 506 1.1 739 1207 -1.3 1431 1750 1.1 2020
18 35 -1.2 251 610 1.2 839 1300 -1.4 1527 1846 1.2 2118
19 127 -1.3 348 705 1.2 935 1351 -1.5 1619 1937 1.3 2212
20 218 -1.4 440 757 1.3 1029 1440 -1.5 1708 2026 1.4 2302
21 306 -1.5 530 846 1.3 1119 1528 -1.5 1755 2112 1.4 2350
22 355 -1.5 619 933 1.3 1207 1616 -1.5 1841 2158 1.4
23 36 443 -1.4 708 1020 1.3 1255 1705 -1.4 1928 2243 1.3
24 121 533 -1.3 757 1108 1.2 1342 1756 -1.2 2015 2328 1.2
25 207 626 -1.3 848 1157 1.1 1430 1851 -1.1 2103
26 16 1.1 254 721 -1.2 939 1249 1.0 1521 1948 -1.0 2153
27 108 1.0 343 818 -1.1 1031 1346 0.9 1615 2046 -0.9 2248
28 204 0.9 434 915 -1.1 1128 1444 0.9 1711 2142 -0.9 2341
29 303 0.9 529 1010 -1.1 1222 1541 0.9 1809 2237 -0.9
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current March, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 38 400 0.9 624 1102 -1.1 1317 1636 0.9 1906 2328 -1.0
2 130 453 1.0 718 1151 -1.2 1408 1726 1.0 1959
3 16 -1.0 221 543 1.0 809 1237 -1.2 1453 1813 1.1 2047
4 101 -1.1 310 629 1.1 857 1319 -1.3 1538 1856 1.2 2130
5 141 -1.2 355 711 1.2 941 1355 -1.3 1619 1935 1.3 2211
6 216 -1.2 438 748 1.3 1024 1422 -1.3 1659 2009 1.4 2251
7 238 -1.3 520 819 1.4 1105 1434 -1.3 1740 2034 1.5 2331
8 252 -1.3 603 843 1.4 1147 1458 -1.3 1820 2058 1.5
9 11 320 -1.4 647 915 1.4 1230 1530 -1.3 1902 2133 1.5
10 53 354 -1.4 732 955 1.4 1313 1608 -1.3 1949 2213 1.5
11 137 434 -1.3 821 1039 1.3 1400 1650 -1.2 2037 2258 1.4
12 224 521 -1.2 914 1126 1.2 1450 1739 -1.0 2130 2346 1.3
13 314 616 -1.1 1011 1218 1.1 1546 1840 -0.9 2229
14 40 1.1 411 841 -1.0 1111 1319 0.9 1649 2126 -0.9 2332
15 141 0.9 513 956 -1.1 1216 1527 0.9 1757 2229 -1.0
16 37 352 0.9 619 1057 -1.2 1318 1640 0.9 1903 2327 -1.1
17 140 503 1.0 723 1154 -1.3 1418 1740 1.1 2006
18 22 -1.2 240 602 1.1 825 1246 -1.4 1512 1834 1.2 2104
19 113 -1.4 336 655 1.2 922 1336 -1.5 1602 1923 1.3 2157
20 202 -1.5 427 744 1.3 1014 1424 -1.5 1649 2009 1.4 2245
21 249 -1.5 514 830 1.3 1102 1509 -1.5 1733 2052 1.4 2329
22 334 -1.5 600 915 1.3 1148 1554 -1.4 1817 2134 1.4
23 11 419 -1.5 645 957 1.3 1231 1639 -1.3 1900 2214 1.3
24 52 504 -1.4 730 1039 1.2 1314 1725 -1.2 1942 2251 1.2
25 133 551 -1.3 816 1120 1.1 1358 1815 -1.0 2029 2323 1.1
26 216 643 -1.1 903 1203 1.0 1444 1910 -0.9 2117 2349 1.0
27 301 738 -1.1 953 1252 0.9 1533 2008 -0.8 2208
28 32 1.0 350 835 -1.0 1047 1352 0.9 1626 2104 -0.8 2301
29 141 0.9 443 930 -1.0 1140 1454 0.9 1722 2158 -0.8 2358
30 309 0.9 538 1023 -1.0 1234 1552 0.9 1819 2250 -0.9
31 51 410 0.9 634 1113 -1.1 1326 1645 1.0 1914 2339 -1.0
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current April, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 146 504 1.0 729 1158 -1.2 1414 1734 1.1 2005
2 23 -1.1 236 552 1.1 820 1240 -1.2 1500 1818 1.3 2053
3 103 -1.2 323 636 1.3 909 1315 -1.3 1544 1858 1.4 2137
4 136 -1.3 509 815 1.4 1054 1440 -1.3 1728 2033 1.5 2320
5 300 -1.4 553 849 1.4 1139 1503 -1.4 1810 2101 1.6
6 3 326 -1.4 638 920 1.5 1223 1535 -1.4 1853 2132 1.6
7 45 359 -1.5 723 955 1.5 1307 1611 -1.3 1938 2210 1.6
8 129 437 -1.4 810 1035 1.4 1353 1651 -1.2 2026 2251 1.5
9 214 520 -1.3 900 1120 1.3 1441 1737 -1.1 2117 2337 1.4
10 302 609 -1.2 955 1208 1.2 1533 1831 -1.0 2211
11 26 1.2 355 715 -1.1 1052 1303 1.0 1631 2103 -0.9 2312
12 122 1.0 453 936 -1.1 1154 1457 0.9 1736 2211 -0.9
13 18 324 0.8 557 1041 -1.1 1259 1621 0.9 1843 2312 -1.0
14 122 447 0.8 703 1141 -1.2 1401 1726 0.9 1947
15 10 -1.2 228 551 0.9 808 1237 -1.3 1501 1823 1.1 2050
16 105 -1.3 328 647 1.0 910 1329 -1.4 1554 1915 1.2 2148
17 156 -1.4 421 739 1.1 1008 1418 -1.4 1642 2003 1.3 2240
18 244 -1.5 510 826 1.2 1059 1505 -1.4 1728 2048 1.3 2324
19 329 -1.5 556 911 1.3 1145 1550 -1.4 1810 2130 1.3
20 5 414 -1.5 639 954 1.3 1227 1634 -1.3 1851 2210 1.3
21 44 456 -1.4 721 1035 1.2 1308 1716 -1.2 1932 2247 1.3
22 123 539 -1.3 803 1114 1.2 1348 1759 -1.1 2014 2318 1.2
23 202 621 -1.2 848 1149 1.1 1429 1844 -1.0 2058 2333 1.1
24 242 706 -1.1 931 1215 1.0 1511 1934 -0.9 2143
25 4 1.1 326 754 -1.0 1019 1242 1.0 1558 2027 -0.8 2232
26 48 1.0 412 848 -1.0 1109 1328 0.9 1648 2121 -0.8 2325
27 139 1.0 503 942 -1.0 1200 1428 0.9 1741 2215 -0.8
28 19 238 1.0 558 1035 -1.0 1251 1551 1.0 1836 2305 -0.9
29 113 354 1.0 653 1124 -1.0 1342 1651 1.1 1930 2353 -1.0
30 208 509 1.1 749 1209 -1.1 1432 1743 1.2 2023
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current May, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 36 -1.1 259 603 1.2 842 1248 -1.2 1521 1829 1.3 2113
2 115 -1.3 349 650 1.3 934 1322 -1.3 1609 1910 1.4 2201
3 148 -1.4 438 734 1.4 1023 1354 -1.3 1655 1948 1.5 2248
4 221 -1.5 525 814 1.5 1111 1432 -1.4 1740 2026 1.6 2333
5 259 -1.5 612 854 1.5 1158 1512 -1.4 1828 2105 1.6
6 19 340 -1.5 700 935 1.5 1246 1556 -1.3 1916 2148 1.5
7 106 425 -1.4 750 1020 1.4 1335 1644 -1.2 2007 2233 1.4
8 154 516 -1.3 842 1108 1.3 1426 1741 -1.1 2100 2322 1.3
9 246 623 -1.2 938 1204 1.1 1521 1936 -1.0 2158
10 18 1.1 341 809 -1.1 1036 1337 1.0 1621 2049 -1.0 2259
11 158 0.9 440 919 -1.1 1137 1456 0.9 1723 2152 -1.0
12 2 324 0.9 544 1021 -1.2 1239 1603 0.9 1827 2253 -1.1
13 108 431 0.9 649 1120 -1.2 1340 1704 1.0 1930 2350 -1.2
14 211 531 1.0 753 1216 -1.3 1438 1800 1.1 2033
15 44 -1.3 310 626 1.0 856 1308 -1.3 1530 1851 1.2 2130
16 134 -1.4 402 717 1.1 954 1357 -1.3 1619 1939 1.2 2219
17 222 -1.4 450 804 1.2 1043 1444 -1.3 1702 2023 1.2 2301
18 308 -1.5 534 849 1.2 1126 1529 -1.3 1745 2106 1.2 2340
19 352 -1.4 617 931 1.2 1206 1613 -1.2 1827 2146 1.2
20 17 435 -1.4 658 1012 1.1 1244 1656 -1.1 1907 2223 1.2
21 55 517 -1.3 739 1051 1.1 1322 1738 -1.0 1949 2254 1.1
22 133 556 -1.2 820 1125 1.1 1402 1818 -1.0 2030 2303 1.1
23 213 632 -1.1 902 1144 1.0 1443 1857 -0.9 2116 2335 1.1
24 256 626 -1.0 948 1208 1.0 1527 1834 -0.9 2202
25 18 1.1 341 653 -1.0 1033 1251 1.1 1614 1914 -0.9 2252
26 107 1.1 430 737 -1.0 1121 1340 1.1 1704 2007 -0.9 2344
27 200 1.1 522 831 -1.0 1211 1434 1.1 1757 2109 -1.0
28 38 256 1.1 616 931 -1.1 1301 1530 1.2 1849 2215 -1.1
29 130 356 1.2 711 1032 -1.1 1352 1627 1.3 1942 2315 -1.2
30 223 456 1.2 805 1129 -1.2 1442 1722 1.4 2034
31 9 -1.3 316 554 1.3 859 1223 -1.2 1532 1814 1.4 2125
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current June, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 59 -1.4 407 648 1.4 951 1315 -1.3 1622 1903 1.5 2215
2 148 -1.5 458 739 1.4 1043 1405 -1.3 1712 1952 1.5 2305
3 237 -1.5 549 830 1.4 1134 1458 -1.3 1803 2041 1.5 2354
4 329 -1.5 639 921 1.4 1226 1554 -1.3 1856 2131 1.4
5 45 426 -1.4 731 1016 1.3 1319 1701 -1.2 1949 2224 1.3
6 137 534 -1.4 825 1118 1.3 1412 1818 -1.2 2045 2327 1.2
7 231 647 -1.3 920 1227 1.2 1509 1925 -1.1 2142
8 47 1.1 327 754 -1.2 1018 1334 1.1 1607 2028 -1.1 2242
9 200 1.0 427 857 -1.2 1116 1438 1.1 1707 2129 -1.1 2345
10 306 1.0 528 957 -1.2 1215 1538 1.0 1808 2228 -1.2
11 48 407 1.0 631 1055 -1.2 1312 1636 1.1 1909 2325 -1.3
12 148 505 1.0 735 1151 -1.2 1409 1731 1.1 2009
13 19 -1.3 244 559 1.0 839 1243 -1.2 1500 1822 1.1 2104
14 110 -1.4 337 650 1.1 938 1334 -1.2 1550 1910 1.1 2152
15 159 -1.4 424 739 1.1 1025 1422 -1.2 1636 1956 1.1 2233
16 245 -1.4 510 824 1.1 1106 1508 -1.2 1719 2040 1.1 2312
17 330 -1.3 551 908 1.1 1143 1552 -1.1 1800 2121 1.1 2350
18 413 -1.3 632 949 1.1 1221 1635 -1.1 1842 2200 1.1
19 28 454 -1.2 713 1028 1.1 1258 1715 -1.0 1923 2234 1.1
20 106 531 -1.2 753 1103 1.1 1336 1753 -1.0 2007 2246 1.1
21 146 559 -1.1 834 1122 1.1 1416 1816 -1.0 2049 2311 1.1
22 229 546 -1.1 917 1141 1.1 1459 1801 -1.0 2135 2352 1.1
23 313 616 -1.1 1000 1221 1.2 1544 1839 -1.0 2222
24 39 1.2 400 658 -1.1 1047 1307 1.2 1631 1926 -1.1 2312
25 129 1.2 450 747 -1.1 1135 1356 1.3 1721 2019 -1.1
26 4 221 1.2 542 840 -1.1 1225 1448 1.3 1812 2117 -1.2
27 58 316 1.2 637 938 -1.1 1317 1541 1.4 1905 2217 -1.2
28 150 412 1.3 731 1039 -1.2 1409 1636 1.4 1958 2320 -1.3
29 245 511 1.3 827 1142 -1.2 1501 1732 1.4 2052
30 23 -1.4 339 611 1.3 923 1248 -1.2 1556 1828 1.4 2146
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current July, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 127 -1.4 431 713 1.3 1018 1357 -1.2 1649 1926 1.4 2239
2 230 -1.5 526 816 1.3 1113 1504 -1.3 1743 2026 1.4 2332
3 331 -1.5 619 916 1.3 1208 1606 -1.3 1838 2128 1.4
4 26 431 -1.5 711 1016 1.3 1302 1706 -1.3 1931 2232 1.3
5 120 531 -1.4 805 1115 1.3 1357 1805 -1.3 2029 2336 1.2
6 215 631 -1.4 859 1214 1.2 1451 1905 -1.3 2125
7 39 1.2 311 731 -1.3 953 1313 1.2 1547 2004 -1.2 2222
8 140 1.1 408 831 -1.2 1049 1411 1.1 1643 2103 -1.2 2321
9 240 1.0 507 930 -1.2 1146 1508 1.1 1741 2200 -1.2
10 20 338 1.0 608 1027 -1.2 1241 1604 1.1 1839 2257 -1.3
11 119 435 1.0 711 1123 -1.2 1336 1658 1.1 1936 2351 -1.3
12 213 529 1.0 814 1217 -1.1 1429 1750 1.1 2030
13 43 -1.3 307 621 1.0 914 1308 -1.1 1519 1840 1.1 2119
14 133 -1.3 356 710 1.0 1002 1357 -1.1 1607 1927 1.1 2203
15 220 -1.3 441 757 1.1 1042 1443 -1.1 1651 2012 1.1 2244
16 305 -1.3 525 841 1.1 1119 1528 -1.1 1736 2055 1.1 2323
17 348 -1.3 606 923 1.1 1155 1610 -1.1 1818 2135 1.1
18 1 427 -1.2 646 1002 1.1 1232 1649 -1.0 1859 2210 1.1
19 41 502 -1.2 725 1036 1.1 1310 1722 -1.0 1940 2230 1.1
20 121 515 -1.1 805 1053 1.2 1349 1718 -1.0 2023 2249 1.2
21 202 513 -1.1 846 1112 1.2 1430 1732 -1.1 2108 2327 1.2
22 246 544 -1.2 928 1151 1.3 1514 1808 -1.1 2154
23 11 1.2 332 624 -1.2 1012 1235 1.3 1600 1853 -1.2 2242
24 100 1.2 421 711 -1.2 1100 1323 1.4 1648 1943 -1.2 2334
25 150 1.2 512 803 -1.1 1151 1413 1.4 1739 2039 -1.2
26 29 243 1.2 606 902 -1.1 1246 1506 1.3 1832 2142 -1.2
27 123 340 1.2 703 1007 -1.1 1340 1602 1.3 1928 2252 -1.3
28 219 441 1.2 801 1124 -1.1 1438 1702 1.3 2024
29 17 -1.3 316 551 1.2 900 1301 -1.2 1533 1806 1.3 2121
30 130 -1.4 410 707 1.2 959 1405 -1.2 1630 1919 1.3 2218
31 229 -1.4 506 811 1.3 1055 1501 -1.3 1726 2027 1.3 2314
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current August, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 325 -1.5 559 909 1.3 1150 1556 -1.4 1820 2128 1.3
2 8 419 -1.5 650 1004 1.3 1244 1650 -1.4 1914 2225 1.3
3 102 513 -1.5 742 1057 1.3 1336 1744 -1.4 2009 2321 1.3
4 155 608 -1.4 834 1151 1.3 1428 1839 -1.4 2102
5 17 1.2 249 704 -1.3 926 1245 1.2 1520 1935 -1.3 2158
6 113 1.1 343 802 -1.2 1019 1339 1.2 1612 2033 -1.3 2252
7 210 1.1 439 859 -1.2 1111 1435 1.1 1706 2130 -1.2 2349
8 307 1.0 538 957 -1.1 1207 1529 1.1 1801 2226 -1.2
9 46 403 1.0 638 1054 -1.1 1300 1624 1.0 1857 2321 -1.2
10 140 458 1.0 739 1148 -1.1 1355 1717 1.0 1951
11 14 -1.2 234 550 1.0 838 1240 -1.1 1448 1808 1.0 2042
12 104 -1.3 323 640 1.0 929 1329 -1.1 1537 1857 1.0 2130
13 152 -1.3 410 727 1.1 1011 1416 -1.1 1622 1943 1.1 2213
14 236 -1.3 453 811 1.1 1049 1459 -1.1 1708 2026 1.1 2254
15 318 -1.2 535 853 1.2 1126 1540 -1.1 1750 2106 1.1 2334
16 355 -1.2 614 930 1.2 1203 1616 -1.1 1831 2140 1.2
17 14 424 -1.2 653 1001 1.2 1241 1641 -1.1 1913 2202 1.2
18 54 422 -1.2 732 1015 1.3 1320 1637 -1.2 1956 2223 1.2
19 135 440 -1.2 813 1042 1.3 1401 1702 -1.2 2040 2300 1.3
20 219 513 -1.2 857 1121 1.4 1444 1739 -1.2 2127 2343 1.3
21 304 554 -1.2 941 1204 1.4 1529 1823 -1.2 2216
22 31 1.3 353 640 -1.1 1031 1252 1.4 1618 1913 -1.2 2309
23 121 1.2 445 733 -1.1 1124 1343 1.3 1710 2011 -1.2
24 3 215 1.1 541 835 -1.0 1220 1437 1.2 1805 2121 -1.2
25 101 315 1.1 641 958 -1.0 1319 1537 1.2 1904 2318 -1.2
26 200 431 1.1 742 1200 -1.1 1419 1647 1.1 2004
27 28 -1.3 258 604 1.1 844 1300 -1.2 1518 1820 1.2 2104
28 125 -1.4 352 707 1.2 943 1355 -1.3 1614 1926 1.2 2202
29 219 -1.4 447 802 1.3 1039 1448 -1.4 1709 2023 1.3 2257
30 310 -1.5 539 855 1.3 1132 1538 -1.4 1802 2116 1.3 2350
31 401 -1.5 628 945 1.4 1222 1629 -1.5 1854 2207 1.3
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current September, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 42 451 -1.4 718 1033 1.4 1311 1719 -1.4 1945 2258 1.3
2 132 542 -1.4 806 1122 1.3 1400 1811 -1.4 2037 2349 1.2
3 222 636 -1.3 855 1211 1.2 1448 1905 -1.3 2129
4 42 1.1 314 731 -1.2 946 1303 1.2 1537 2001 -1.3 2221
5 136 1.0 407 828 -1.1 1038 1357 1.1 1628 2058 -1.2 2317
6 233 1.0 502 926 -1.0 1130 1453 1.0 1721 2155 -1.2
7 11 329 0.9 559 1022 -1.0 1227 1549 1.0 1815 2250 -1.2
8 107 425 0.9 658 1117 -1.0 1320 1644 1.0 1910 2343 -1.2
9 200 518 1.0 754 1209 -1.0 1414 1736 1.0 2004
10 33 -1.2 250 608 1.0 847 1258 -1.1 1505 1825 1.0 2054
11 119 -1.2 336 655 1.1 933 1344 -1.1 1551 1911 1.1 2140
12 203 -1.2 419 738 1.2 1014 1426 -1.2 1637 1954 1.2 2223
13 242 -1.2 500 818 1.3 1053 1504 -1.2 1720 2032 1.2 2305
14 315 -1.2 540 853 1.3 1132 1534 -1.2 1801 2105 1.3 2345
15 329 -1.2 620 919 1.4 1210 1544 -1.2 1844 2126 1.3
16 26 341 -1.2 700 938 1.4 1250 1602 -1.3 1928 2154 1.3
17 108 410 -1.2 741 1011 1.4 1331 1633 -1.3 2011 2233 1.3
18 152 445 -1.2 827 1051 1.4 1415 1712 -1.3 2100 2316 1.3
19 238 527 -1.1 914 1135 1.4 1501 1757 -1.2 2150
20 4 1.2 328 614 -1.1 1007 1224 1.3 1551 1850 -1.2 2247
21 55 1.1 422 712 -1.0 1102 1316 1.2 1645 1954 -1.1 2343
22 153 1.0 521 830 -0.9 1202 1414 1.1 1744 2215 -1.1
23 43 310 1.0 625 1053 -1.0 1304 1529 1.0 1847 2321 -1.2
24 143 459 1.0 729 1153 -1.1 1407 1722 1.0 1950
25 19 -1.3 241 602 1.1 831 1249 -1.2 1506 1825 1.1 2050
26 113 -1.4 337 658 1.2 929 1341 -1.3 1601 1920 1.2 2148
27 204 -1.4 429 749 1.3 1023 1431 -1.4 1654 2011 1.3 2242
28 253 -1.5 518 837 1.4 1113 1520 -1.5 1744 2100 1.3 2332
29 341 -1.5 604 923 1.4 1200 1607 -1.5 1832 2147 1.3
30 21 428 -1.4 650 1007 1.4 1245 1655 -1.4 1920 2233 1.2
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current October, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 108 517 -1.3 738 1051 1.3 1329 1744 -1.4 2009 2319 1.2
2 154 607 -1.2 823 1135 1.2 1414 1835 -1.3 2059
3 8 1.1 242 701 -1.1 911 1221 1.1 1500 1929 -1.2 2149
4 100 1.0 331 757 -1.0 1002 1313 1.0 1549 2025 -1.1 2241
5 156 0.9 424 853 -0.9 1056 1411 0.9 1640 2121 -1.1 2336
6 253 0.9 519 949 -0.9 1150 1510 0.9 1734 2215 -1.1
7 29 349 0.9 615 1043 -0.9 1247 1608 0.9 1829 2308 -1.1
8 121 442 1.0 711 1135 -1.0 1340 1701 1.0 1924 2357 -1.1
9 211 532 1.1 803 1223 -1.1 1430 1750 1.1 2016
10 43 -1.2 258 618 1.2 852 1307 -1.1 1519 1836 1.2 2105
11 124 -1.2 341 700 1.3 936 1347 -1.2 1604 1918 1.3 2150
12 159 -1.3 424 738 1.4 1017 1420 -1.3 1648 1955 1.3 2233
13 223 -1.3 506 811 1.5 1058 1441 -1.3 1731 2026 1.4 2316
14 240 -1.3 547 835 1.5 1139 1501 -1.4 1815 2053 1.4 2359
15 308 -1.3 629 904 1.5 1220 1531 -1.4 1859 2127 1.4
16 42 342 -1.3 712 942 1.5 1303 1608 -1.4 1947 2207 1.4
17 127 422 -1.2 800 1024 1.5 1348 1650 -1.3 2037 2252 1.3
18 215 506 -1.1 850 1110 1.3 1436 1738 -1.2 2129 2341 1.2
19 307 559 -1.0 946 1200 1.2 1528 1837 -1.1 2227
20 35 1.0 404 710 -0.9 1046 1255 1.0 1626 2059 -1.1 2327
21 144 0.9 507 939 -0.9 1149 1404 0.9 1728 2209 -1.1
22 28 347 0.9 612 1041 -1.0 1252 1613 0.9 1833 2309 -1.2
23 129 453 1.0 715 1139 -1.1 1356 1718 1.0 1937
24 6 -1.3 228 551 1.1 817 1234 -1.3 1454 1815 1.1 2038
25 58 -1.4 321 643 1.2 914 1325 -1.4 1549 1907 1.2 2135
26 148 -1.4 410 731 1.3 1006 1414 -1.5 1639 1955 1.2 2228
27 236 -1.4 457 817 1.3 1053 1501 -1.5 1726 2042 1.3 2315
28 322 -1.4 541 901 1.4 1137 1547 -1.5 1811 2126 1.3
29 0 408 -1.3 626 943 1.3 1219 1632 -1.4 1857 2209 1.2
30 44 454 -1.2 709 1023 1.2 1300 1718 -1.3 1941 2252 1.1
31 127 442 -1.1 654 1000 1.2 1242 1706 -1.2 1929 2236 1.0
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current November, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 111 533 -1.0 740 1032 1.1 1325 1757 -1.1 2017 2321 1.0
2 157 625 -0.9 830 1059 1.0 1411 1850 -1.1 2107
3 13 0.9 246 719 -0.9 921 1149 0.9 1500 1944 -1.0 2158
4 110 0.9 338 813 -0.9 1015 1320 0.9 1553 2036 -1.0 2249
5 207 0.9 432 905 -0.9 1109 1424 0.9 1648 2128 -1.0 2340
6 300 1.0 526 955 -1.0 1202 1519 1.0 1743 2216 -1.1
7 30 350 1.1 619 1042 -1.1 1254 1610 1.1 1837 2300 -1.1
8 118 436 1.2 709 1125 -1.2 1343 1656 1.2 1927 2338 -1.2
9 203 517 1.3 756 1201 -1.3 1430 1737 1.3 2016
10 7 -1.3 248 554 1.4 841 1229 -1.4 1516 1815 1.4 2102
11 32 -1.3 331 626 1.5 925 1255 -1.4 1601 1849 1.5 2147
12 103 -1.3 416 658 1.6 1008 1328 -1.5 1648 1924 1.5 2232
13 141 -1.3 500 735 1.6 1052 1407 -1.5 1734 2003 1.5 2318
14 221 -1.3 548 817 1.5 1138 1449 -1.4 1822 2046 1.4
15 6 306 -1.2 638 902 1.4 1225 1536 -1.3 1914 2133 1.3
16 56 357 -1.1 731 950 1.3 1315 1631 -1.2 2009 2224 1.1
17 150 503 -1.0 829 1042 1.1 1410 1827 -1.1 2107 2326 1.0
18 249 717 -1.0 929 1145 1.0 1509 1947 -1.1 2208
19 122 0.9 352 823 -1.0 1033 1351 0.9 1613 2052 -1.1 2310
20 234 0.9 455 924 -1.1 1139 1502 0.9 1718 2151 -1.2
21 11 336 1.0 558 1022 -1.2 1242 1603 1.0 1823 2248 -1.3
22 109 432 1.1 700 1116 -1.3 1341 1659 1.1 1925 2340 -1.3
23 202 524 1.2 758 1207 -1.4 1434 1750 1.2 2024
24 30 -1.4 251 612 1.3 849 1256 -1.5 1522 1838 1.2 2115
25 118 -1.4 337 657 1.3 934 1342 -1.5 1609 1923 1.2 2201
26 204 -1.3 420 740 1.3 1015 1427 -1.5 1651 2007 1.2 2243
27 249 -1.3 502 821 1.2 1055 1512 -1.4 1735 2049 1.2 2323
28 334 -1.2 546 900 1.2 1134 1556 -1.3 1818 2130 1.1
29 3 419 -1.1 629 935 1.1 1213 1640 -1.2 1900 2208 1.0
30 44 505 -1.0 712 954 1.0 1254 1725 -1.1 1946 2244 1.0
All times listed are in Local Time, and all speeds are in knots.
Boston Harbor (Deer Island Light), Massachusetts
Predicted Tidal Current December, 2004
Flood Direction, 254 True. Ebb (-)Direction, 111 True.
NOAA, National Ocean Service
Slack Maximum Slack Maximum Slack Maximum Slack Maximum Slack Maximum
Water Current Water Current Water Current Water Current Water Current
Day Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc Time Time Veloc
h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots h.m. h.m. knots
1 126 552 -0.9 759 1019 1.0 1338 1811 -1.0 2031 2304 1.0
2 211 640 -0.9 849 1102 1.0 1424 1858 -1.0 2119 2342 1.0
3 259 729 -0.9 939 1152 0.9 1514 1946 -1.0 2208
4 34 1.0 350 818 -0.9 1030 1250 1.0 1607 2034 -1.0 2258
5 140 1.0 442 905 -1.0 1123 1357 1.0 1701 2118 -1.0 2347
6 242 1.1 534 949 -1.1 1216 1507 1.1 1756 2156 -1.1
7 37 333 1.2 626 1029 -1.2 1307 1602 1.2 1849 2232 -1.1
8 125 419 1.3 716 1104 -1.3 1357 1650 1.3 1941 2311 -1.2
9 212 502 1.4 805 1141 -1.4 1446 1734 1.4 2031 2353 -1.3
10 300 545 1.5 853 1222 -1.5 1534 1818 1.5 2120
11 37 -1.3 349 628 1.6 941 1305 -1.5 1622 1901 1.5 2209
12 123 -1.3 438 712 1.6 1028 1351 -1.5 1711 1946 1.5 2258
13 211 -1.3 528 758 1.5 1117 1439 -1.5 1801 2033 1.4 2348
14 303 -1.2 619 846 1.4 1206 1533 -1.4 1854 2124 1.3
15 40 409 -1.2 713 938 1.3 1259 1644 -1.3 1949 2223 1.2
16 135 546 -1.1 810 1037 1.1 1354 1816 -1.2 2045 2347 1.1
17 232 656 -1.1 911 1216 1.0 1453 1925 -1.2 2144
18 103 1.0 333 800 -1.1 1014 1334 0.9 1555 2028 -1.1 2245
19 209 1.0 434 901 -1.2 1119 1440 0.9 1700 2128 -1.2 2346
20 310 1.0 536 959 -1.2 1221 1541 1.0 1804 2225 -1.2
21 43 407 1.1 638 1054 -1.3 1321 1637 1.0 1911 2319 -1.2
22 139 500 1.1 738 1147 -1.4 1416 1729 1.1 2015
23 11 -1.3 229 550 1.2 831 1236 -1.4 1505 1818 1.1 2108
24 100 -1.3 317 636 1.2 916 1323 -1.4 1550 1905 1.2 2151
25 146 -1.3 400 721 1.2 956 1409 -1.4 1633 1948 1.2 2229
26 231 -1.2 442 803 1.2 1034 1452 -1.4 1714 2030 1.1 2306
27 315 -1.1 524 842 1.1 1112 1534 -1.3 1755 2110 1.1 2342
28 357 -1.1 607 918 1.1 1150 1614 -1.2 1835 2146 1.1
29 20 437 -1.0 648 943 1.1 1229 1650 -1.1 1916 2214 1.1
30 58 515 -1.0 730 954 1.1 1309 1654 -1.1 1958 2223 1.1
31 139 500 -0.9 817 1032 1.1 1352 1700 -1.0 2040 2259 1.1
All times listed are in Local Time, and all speeds are in knots. |
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