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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【 2024/11/21 】
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 |
| 1121 | 52 | 32 | 21 | 21 | 32 | 51 | 75 | 97 | 115 | 125 | 128 | 125 | 119 | 113 | 110 | 110 | 114 | 121 | 128 | 132 | 132 | 126 | 113 | 96 |
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 11 21 00 00 1192024 11 21 00 05 1132024 11 21 00 10 1152024 11 21 00 15 1122024 11 21 00 20 1102024 11 21 00 25 1082024 11 21 00 30 1072024 11 21 00 35 1082024 11 21 00 40 1062024 11 21 00 45 1042024 11 21 00 50 1052024 11 21 00 55 1002024 11 21 01 00 1002024 11 21 01 05 1012024 11 21 01 10 962024 11 21 01 15 972024 11 21 01 20 952024 11 21 01 25 962024 11 21 01 30 922024 11 21 01 35 932024 11 21 01 40 892024 11 21 01 45 882024 11 21 01 50 842024 11 21 01 55 862024 11 21 02 00 842024 11 21 02 05 852024 11 21 02 10 852024 11 21 02 15 832024 11 21 02 20 842024 11 21 02 25 802024 11 21 02 30 842024 11 21 02 35 812024 11 21 02 40 812024 11 21 02 45 812024 11 21 02 50 852024 11 21 02 55 842024 11 21 03 00 862024 11 21 03 05 832024 11 21 03 10 822024 11 21 03 15 872024 11 21 03 20 842024 11 21 03 25 862024 11 21 03 30 862024 11 21 03 35 852024 11 21 03 40 872024 11 21 03 45 922024 11 21 03 50 902024 11 21 03 55 932024 11 21 04 00 912024 11 21 04 05 892024 11 21 04 10 942024 11 21 04 15 962024 11 21 04 20 952024 11 21 04 25 992024 11 21 04 30 1022024 11 21 04 35 1022024 11 21 04 40 1052024 11 21 04 45 1062024 11 21 04 50 1112024 11 21 04 55 1102024 11 21 05 00 1122024 11 21 05 05 1122024 11 21 05 10 1122024 11 21 05 15 1122024 11 21 05 20 1162024 11 21 05 25 1192024 11 21 05 30 1222024 11 21 05 35 1242024 11 21 05 40 1242024 11 21 05 45 1332024 11 21 05 50 1322024 11 21 05 55 1352024 11 21 06 00 1342024 11 21 06 05 1362024 11 21 06 10 1362024 11 21 06 15 1382024 11 21 06 20 1412024 11 21 06 25 1442024 11 21 06 30 1462024 11 21 06 35 1502024 11 21 06 40 1472024 11 21 06 45 1492024 11 21 06 50 1542024 11 21 06 55 1552024 11 21 07 00 1562024 11 21 07 05 1592024 11 21 07 10 1612024 11 21 07 15 1602024 11 21 07 20 1622024 11 21 07 25 1662024 11 21 07 30 1722024 11 21 07 35 1712024 11 21 07 40 1722024 11 21 07 45 1722024 11 21 07 50 1742024 11 21 07 55 1772024 11 21 08 00 1772024 11 21 08 05 1812024 11 21 08 10 1782024 11 21 08 15 1792024 11 21 08 20 1742024 11 21 08 25 1832024 11 21 08 30 1852024 11 21 08 35 1842024 11 21 08 40 1832024 11 21 08 45 1842024 11 21 08 50 1842024 11 21 08 55 1902024 11 21 09 00 1902024 11 21 09 05 1912024 11 21 09 10 1942024 11 21 09 15 1902024 11 21 09 20 1932024 11 21 09 25 1902024 11 21 09 30 1882024 11 21 09 35 1932024 11 21 09 40 1902024 11 21 09 45 1862024 11 21 09 50 1842024 11 21 09 55 1882024 11 21 10 00 1872024 11 21 10 05 1852024 11 21 10 10 1812024 11 21 10 15 1852024 11 21 10 20 1852024 11 21 10 25 1912024 11 21 10 30 1872024 11 21 10 35 1882024 11 21 10 40 1862024 11 21 10 45 1832024 11 21 10 50 1812024 11 21 10 55 1872024 11 21 11 00 1772024 11 21 11 05 1822024 11 21 11 10 1822024 11 21 11 15 1812024 11 21 11 20 1772024 11 21 11 25 1832024 11 21 11 30 1762024 11 21 11 35 1792024 11 21 11 40 1802024 11 21 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