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Koudutou
Realtime tidal data at Koudutou
About gauge and tidal data
Latitude: 34°13′N Longitude: 139°08′E Datum level: 97cm 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【 2024/04/23 】
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 |
| 0423 | 61 | 79 | 103 | 125 | 140 | 143 | 133 | 111 | 83 | 54 | 33 | 24 | 30 | 49 | 76 | 105 | 130 | 143 | 144 | 133 | 112 | 88 | 68 | 59 |
Observation data
Record of TidalHeight(cm) Location Koudutou Longitude 139-08 Latitude 34-13 TimeZone -09 00(JST) TidalHeightDatum 97cm below mean sea level. a note: Broken or No transmit data ---> "9999" year date time cm 2024 04 23 00 00 952024 04 23 00 05 972024 04 23 00 10 972024 04 23 00 15 1022024 04 23 00 20 1022024 04 23 00 25 1042024 04 23 00 30 1052024 04 23 00 35 1042024 04 23 00 40 1082024 04 23 00 45 1092024 04 23 00 50 1132024 04 23 00 55 1142024 04 23 01 00 1172024 04 23 01 05 1162024 04 23 01 10 1202024 04 23 01 15 1202024 04 23 01 20 1252024 04 23 01 25 1262024 04 23 01 30 1272024 04 23 01 35 1282024 04 23 01 40 1292024 04 23 01 45 1332024 04 23 01 50 1352024 04 23 01 55 1392024 04 23 02 00 1402024 04 23 02 05 1392024 04 23 02 10 1422024 04 23 02 15 1442024 04 23 02 20 1452024 04 23 02 25 1462024 04 23 02 30 1492024 04 23 02 35 1512024 04 23 02 40 1542024 04 23 02 45 1552024 04 23 02 50 1562024 04 23 02 55 1602024 04 23 03 00 1632024 04 23 03 05 1652024 04 23 03 10 1642024 04 23 03 15 1672024 04 23 03 20 1642024 04 23 03 25 1652024 04 23 03 30 1672024 04 23 03 35 1712024 04 23 03 40 1722024 04 23 03 45 1762024 04 23 03 50 1752024 04 23 03 55 1752024 04 23 04 00 1742024 04 23 04 05 1732024 04 23 04 10 1742024 04 23 04 15 1742024 04 23 04 20 1722024 04 23 04 25 1772024 04 23 04 30 1762024 04 23 04 35 1782024 04 23 04 40 1732024 04 23 04 45 1762024 04 23 04 50 1772024 04 23 04 55 1732024 04 23 05 00 1762024 04 23 05 05 1762024 04 23 05 10 1772024 04 23 05 15 1792024 04 23 05 20 1772024 04 23 05 25 1762024 04 23 05 30 1752024 04 23 05 35 1722024 04 23 05 40 1722024 04 23 05 45 1712024 04 23 05 50 1692024 04 23 05 55 1692024 04 23 06 00 1692024 04 23 06 05 1682024 04 23 06 10 1672024 04 23 06 15 1622024 04 23 06 20 1622024 04 23 06 25 1622024 04 23 06 30 1602024 04 23 06 35 1562024 04 23 06 40 1522024 04 23 06 45 1552024 04 23 06 50 1502024 04 23 06 55 1512024 04 23 07 00 1452024 04 23 07 05 1412024 04 23 07 10 1422024 04 23 07 15 1392024 04 23 07 20 1372024 04 23 07 25 1342024 04 23 07 30 1322024 04 23 07 35 1292024 04 23 07 40 1272024 04 23 07 45 1272024 04 23 07 50 1232024 04 23 07 55 1232024 04 23 08 00 1192024 04 23 08 05 1162024 04 23 08 10 1162024 04 23 08 15 1092024 04 23 08 20 1122024 04 23 08 25 1072024 04 23 08 30 1042024 04 23 08 35 992024 04 23 08 40 972024 04 23 08 45 952024 04 23 08 50 942024 04 23 08 55 892024 04 23 09 00 892024 04 23 09 05 892024 04 23 09 10 852024 04 23 09 15 852024 04 23 09 20 812024 04 23 09 25 812024 04 23 09 30 772024 04 23 09 35 782024 04 23 09 40 752024 04 23 09 45 762024 04 23 09 50 732024 04 23 09 55 722024 04 23 10 00 702024 04 23 10 05 712024 04 23 10 10 702024 04 23 10 15 672024 04 23 10 20 672024 04 23 10 25 662024 04 23 10 30 652024 04 23 10 35 642024 04 23 10 40 652024 04 23 10 45 622024 04 23 10 50 622024 04 23 10 55 592024 04 23 11 00 592024 04 23 11 05 572024 04 23 11 10 602024 04 23 11 15 582024 04 23 11 20 592024 04 23 11 25 572024 04 23 11 30 562024 04 23 11 35 592024 04 23 11 40 582024 04 23 11 45 602024 04 23 11 50 612024 04 23 11 55 612024 04 23 12 00 652024 04 23 12 05 652024 04 23 12 10 682024 04 23 12 15 692024 04 23 12 20 672024 04 23 12 25 702024 04 23 12 30 722024 04 23 12 35 732024 04 23 12 40 742024 04 23 12 45 762024 04 23 12 50 752024 04 23 12 55 812024 04 23 13 00 812024 04 23 13 05 832024 04 23 13 10 882024 04 23 13 15 862024 04 23 13 20 912024 04 23 13 25 912024 04 23 13 30 942024 04 23 13 35 952024 04 23 13 40 1002024 04 23 13 45 1012024 04 23 13 50 1062024 04 23 13 55 1072024 04 23 14 00 1062024 04 23 14 05 1142024 04 23 14 10 1152024 04 23 14 15 1172024 04 23 14 20 1202024 04 23 14 25 1212024 04 23 14 30 1212024 04 23 14 35 1272024 04 23 14 40 1282024 04 23 14 45 1332024 04 23 14 50 1332024 04 23 14 55 1412024 04 23 15 00 1432024 04 23 15 05 1432024 04 23 15 10 1452024 04 23 15 15 1462024 04 23 15 20 1482024 04 23 15 25 1542024 04 23 15 30 1532024 04 23 15 35 1552024 04 23 15 40 1562024 04 23 15 45 1612024 04 23 15 50 1582024 04 23 15 55 1622024 04 23 16 00 1642024 04 23 16 05 1682024 04 23 16 10 1682024 04 23 16 15 1672024 04 23 16 20 1712024 04 23 16 25 1702024 04 23 16 30 1732024 04 23 16 35 1732024 04 23 16 40 1752024 04 23 16 45 1742024 04 23 16 50 1762024 04 23 16 55 1772024 04 23 17 00 1772024 04 23 17 05 1812024 04 23 17 10 1782024 04 23 17 15 1782024 04 23 17 20 99992024 04 23 17 25 99992024 04 23 17 30 99992024 04 23 17 35 99992024 04 23 17 40 99992024 04 23 17 45 99992024 04 23 17 50 99992024 04 23 17 55 99992024 04 23 18 00 99992024 04 23 18 05 99992024 04 23 18 10 99992024 04 23 18 15 99992024 04 23 18 20 99992024 04 23 18 25 99992024 04 23 18 30 99992024 04 23 18 35 99992024 04 23 18 40 99992024 04 23 18 45 99992024 04 23 18 50 99992024 04 23 18 55 99992024 04 23 19 00 99992024 04 23 19 05 99992024 04 23 19 10 99992024 04 23 19 15 99992024 04 23 19 20 99992024 04 23 19 25 99992024 04 23 19 30 99992024 04 23 19 35 99992024 04 23 19 40 99992024 04 23 19 45 99992024 04 23 19 50 99992024 04 23 19 55 99992024 04 23 20 00 99992024 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