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Hachijyoujima
Realtime tidal data at Hachijyoujima
About gauge and tidal data
Latitude: 33°08′N Longitude: 139°48′E Datum level: 81cm below mean sea level Obs. : tide observation by every 5 minutes Pred.: tide prediction by every 5 minutes Obs.-Pred. : difference between observation and prediction
Tidal curve【 2024/06/30 】
Hourly prediction
Unit：cm
Tidal harmonic constants
| month day | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 0630 | 123 | 115 | 101 | 86 | 72 | 62 | 58 | 60 | 69 | 80 | 91 | 100 | 105 | 105 | 101 | 94 | 87 | 82 | 82 | 87 | 95 | 106 | 117 | 124 |
Observation data
Record of TidalHeight(cm) Location Hachijyoujima Longitude 139-48 Latitude 33-08 TimeZone -09 00(JST) TidalHeightDatum 81cm below mean sea level. a note: Broken or No transmit data ---> "9999" year date time cm 2024 06 30 00 00 1732024 06 30 00 05 1732024 06 30 00 10 1712024 06 30 00 15 1692024 06 30 00 20 1732024 06 30 00 25 1682024 06 30 00 30 1682024 06 30 00 35 1682024 06 30 00 40 1682024 06 30 00 45 1662024 06 30 00 50 1672024 06 30 00 55 1662024 06 30 01 00 1652024 06 30 01 05 1632024 06 30 01 10 1622024 06 30 01 15 1612024 06 30 01 20 1602024 06 30 01 25 1602024 06 30 01 30 1582024 06 30 01 35 1542024 06 30 01 40 1562024 06 30 01 45 1552024 06 30 01 50 1512024 06 30 01 55 1522024 06 30 02 00 1492024 06 30 02 05 1482024 06 30 02 10 1472024 06 30 02 15 1472024 06 30 02 20 1452024 06 30 02 25 1422024 06 30 02 30 1422024 06 30 02 35 1412024 06 30 02 40 1382024 06 30 02 45 1382024 06 30 02 50 1362024 06 30 02 55 1352024 06 30 03 00 1342024 06 30 03 05 1332024 06 30 03 10 1332024 06 30 03 15 1322024 06 30 03 20 1292024 06 30 03 25 1302024 06 30 03 30 1262024 06 30 03 35 1252024 06 30 03 40 1262024 06 30 03 45 1242024 06 30 03 50 1232024 06 30 03 55 1222024 06 30 04 00 1222024 06 30 04 05 1202024 06 30 04 10 1202024 06 30 04 15 1202024 06 30 04 20 1172024 06 30 04 25 1172024 06 30 04 30 1182024 06 30 04 35 1162024 06 30 04 40 1142024 06 30 04 45 1142024 06 30 04 50 1162024 06 30 04 55 1112024 06 30 05 00 1122024 06 30 05 05 1162024 06 30 05 10 1092024 06 30 05 15 1102024 06 30 05 20 1122024 06 30 05 25 1102024 06 30 05 30 1092024 06 30 05 35 1102024 06 30 05 40 1102024 06 30 05 45 1082024 06 30 05 50 1102024 06 30 05 55 1082024 06 30 06 00 1072024 06 30 06 05 1082024 06 30 06 10 1082024 06 30 06 15 1072024 06 30 06 20 1082024 06 30 06 25 1072024 06 30 06 30 1082024 06 30 06 35 1082024 06 30 06 40 1072024 06 30 06 45 1092024 06 30 06 50 1092024 06 30 06 55 1082024 06 30 07 00 1092024 06 30 07 05 1102024 06 30 07 10 1112024 06 30 07 15 1112024 06 30 07 20 1122024 06 30 07 25 1122024 06 30 07 30 1132024 06 30 07 35 1132024 06 30 07 40 1142024 06 30 07 45 1162024 06 30 07 50 1162024 06 30 07 55 1162024 06 30 08 00 1162024 06 30 08 05 1202024 06 30 08 10 1192024 06 30 08 15 1182024 06 30 08 20 1212024 06 30 08 25 1232024 06 30 08 30 1212024 06 30 08 35 1262024 06 30 08 40 1272024 06 30 08 45 1252024 06 30 08 50 1262024 06 30 08 55 1292024 06 30 09 00 1272024 06 30 09 05 1282024 06 30 09 10 1322024 06 30 09 15 1322024 06 30 09 20 1322024 06 30 09 25 1352024 06 30 09 30 1362024 06 30 09 35 1352024 06 30 09 40 1362024 06 30 09 45 1382024 06 30 09 50 1392024 06 30 09 55 1382024 06 30 10 00 1412024 06 30 10 05 1432024 06 30 10 10 1422024 06 30 10 15 1442024 06 30 10 20 1472024 06 30 10 25 1462024 06 30 10 30 1472024 06 30 10 35 1502024 06 30 10 40 1502024 06 30 10 45 1492024 06 30 10 50 1522024 06 30 10 55 1522024 06 30 11 00 1512024 06 30 11 05 1542024 06 30 11 10 1532024 06 30 11 15 1532024 06 30 11 20 1552024 06 30 11 25 1562024 06 30 11 30 1562024 06 30 11 35 1582024 06 30 11 40 1592024 06 30 11 45 1572024 06 30 11 50 1582024 06 30 11 55 1602024 06 30 12 00 1592024 06 30 12 05 1572024 06 30 12 10 1612024 06 30 12 15 1612024 06 30 12 20 1592024 06 30 12 25 1602024 06 30 12 30 1622024 06 30 12 35 1592024 06 30 12 40 1582024 06 30 12 45 1612024 06 30 12 50 1612024 06 30 12 55 1562024 06 30 13 00 1592024 06 30 13 05 1602024 06 30 13 10 1562024 06 30 13 15 1572024 06 30 13 20 1602024 06 30 13 25 1572024 06 30 13 30 1562024 06 30 13 35 1582024 06 30 13 40 1562024 06 30 13 45 1542024 06 30 13 50 1552024 06 30 13 55 1562024 06 30 14 00 1542024 06 30 14 05 1522024 06 30 14 10 1542024 06 30 14 15 1532024 06 30 14 20 1502024 06 30 14 25 1522024 06 30 14 30 1512024 06 30 14 35 1492024 06 30 14 40 1512024 06 30 14 45 1522024 06 30 14 50 1482024 06 30 14 55 1502024 06 30 15 00 1502024 06 30 15 05 1472024 06 30 15 10 1472024 06 30 15 15 1492024 06 30 15 20 1462024 06 30 15 25 1472024 06 30 15 30 1462024 06 30 15 35 1452024 06 30 15 40 1442024 06 30 15 45 1452024 06 30 15 50 1452024 06 30 15 55 1442024 06 30 16 00 1432024 06 30 16 05 1432024 06 30 16 10 1412024 06 30 16 15 1422024 06 30 16 20 1402024 06 30 16 25 1402024 06 30 16 30 1422024 06 30 16 35 1412024 06 30 16 40 1392024 06 30 16 45 1412024 06 30 16 50 1402024 06 30 16 55 1372024 06 30 17 00 1422024 06 30 17 05 1392024 06 30 17 10 1382024 06 30 17 15 1412024 06 30 17 20 1392024 06 30 17 25 1372024 06 30 17 30 1412024 06 30 17 35 1392024 06 30 17 40 1392024 06 30 17 45 1422024 06 30 17 50 1392024 06 30 17 55 1402024 06 30 18 00 1432024 06 30 18 05 1402024 06 30 18 10 1422024 06 30 18 15 1432024 06 30 18 20 1432024 06 30 18 25 1442024 06 30 18 30 1442024 06 30 18 35 1432024 06 30 18 40 1442024 06 30 18 45 1452024 06 30 18 50 1462024 06 30 18 55 1462024 06 30 19 00 1462024 06 30 19 05 1462024 06 30 19 10 1472024 06 30 19 15 1462024 06 30 19 20 1472024 06 30 19 25 1492024 06 30 19 30 1492024 06 30 19 35 1492024 06 30 19 40 1502024 06 30 19 45 1512024 06 30 19 50 1512024 06 30 19 55 1512024 06 30 20 00 1522024 06 30 20 05 1522024 06 30 20 10 1532024 06 30 20 15 1542024 06 30 20 20 1552024 06 30 20 25 1542024 06 30 20 30 1572024 06 30 20 35 1582024 06 30 20 40 1572024 06 30 20 45 1582024 06 30 20 50 1612024 06 30 20 55 1602024 06 30 21 00 1612024 06 30 21 05 1622024 06 30 21 10 1612024 06 30 21 15 1642024 06 30 21 20 1652024 06 30 21 25 1642024 06 30 21 30 1672024 06 30 21 35 1682024 06 30 21 40 1672024 06 30 21 45 1702024 06 30 21 50 1722024 06 30 21 55 1692024 06 30 22 00 1702024 06 30 22 05 1732024 06 30 22 10 1712024 06 30 22 15 1722024 06 30 22 20 1752024 06 30 22 25 1752024 06 30 22 30 1752024 06 30 22 35 1772024 06 30 22 40 1752024 06 30 22 45 1772024 06 30 22 50 1782024 06 30 22 55 1772024 06 30 23 00 1802024 06 30 23 05 1792024 06 30 23 10 1802024 06 30 23 15 1802024 06 30 23 20 1792024 06 30 23 25 1782024 06 30 23 30 1812024 06 30 23 35 99992024 06 30 23 40 99992024 06 30 23 45 99992024 06 30 23 50 99992024 06 30 23 55 9999