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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【 2024/10/18 】
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 |
| 1018 | 23 | 45 | 79 | 117 | 149 | 169 | 172 | 159 | 134 | 104 | 77 | 61 | 60 | 75 | 100 | 129 | 155 | 169 | 167 | 148 | 115 | 76 | 39 | 14 |
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 10 18 00 00 602024 10 18 00 05 632024 10 18 00 10 632024 10 18 00 15 632024 10 18 00 20 642024 10 18 00 25 692024 10 18 00 30 702024 10 18 00 35 732024 10 18 00 40 742024 10 18 00 45 752024 10 18 00 50 782024 10 18 00 55 802024 10 18 01 00 832024 10 18 01 05 872024 10 18 01 10 902024 10 18 01 15 902024 10 18 01 20 952024 10 18 01 25 962024 10 18 01 30 1002024 10 18 01 35 1022024 10 18 01 40 1062024 10 18 01 45 1102024 10 18 01 50 1132024 10 18 01 55 1132024 10 18 02 00 1202024 10 18 02 05 1212024 10 18 02 10 1242024 10 18 02 15 1262024 10 18 02 20 1292024 10 18 02 25 1342024 10 18 02 30 1392024 10 18 02 35 1412024 10 18 02 40 1442024 10 18 02 45 1492024 10 18 02 50 1532024 10 18 02 55 1552024 10 18 03 00 1592024 10 18 03 05 1602024 10 18 03 10 1652024 10 18 03 15 1672024 10 18 03 20 1702024 10 18 03 25 1732024 10 18 03 30 1782024 10 18 03 35 1792024 10 18 03 40 1812024 10 18 03 45 1842024 10 18 03 50 1862024 10 18 03 55 1882024 10 18 04 00 1912024 10 18 04 05 1942024 10 18 04 10 1942024 10 18 04 15 1972024 10 18 04 20 1992024 10 18 04 25 2022024 10 18 04 30 2022024 10 18 04 35 2052024 10 18 04 40 2052024 10 18 04 45 2072024 10 18 04 50 2102024 10 18 04 55 2112024 10 18 05 00 2152024 10 18 05 05 2122024 10 18 05 10 2142024 10 18 05 15 2142024 10 18 05 20 2152024 10 18 05 25 2122024 10 18 05 30 2152024 10 18 05 35 2122024 10 18 05 40 2132024 10 18 05 45 2102024 10 18 05 50 2112024 10 18 05 55 2102024 10 18 06 00 2142024 10 18 06 05 2122024 10 18 06 10 2152024 10 18 06 15 2112024 10 18 06 20 2102024 10 18 06 25 2072024 10 18 06 30 2052024 10 18 06 35 2042024 10 18 06 40 2012024 10 18 06 45 2032024 10 18 06 50 2012024 10 18 06 55 1992024 10 18 07 00 1962024 10 18 07 05 1942024 10 18 07 10 1932024 10 18 07 15 1912024 10 18 07 20 1882024 10 18 07 25 1842024 10 18 07 30 1862024 10 18 07 35 1852024 10 18 07 40 1852024 10 18 07 45 1812024 10 18 07 50 1802024 10 18 07 55 1772024 10 18 08 00 1742024 10 18 08 05 1742024 10 18 08 10 1692024 10 18 08 15 1672024 10 18 08 20 1642024 10 18 08 25 1582024 10 18 08 30 1572024 10 18 08 35 1542024 10 18 08 40 1512024 10 18 08 45 1482024 10 18 08 50 1452024 10 18 08 55 1432024 10 18 09 00 1402024 10 18 09 05 1362024 10 18 09 10 1352024 10 18 09 15 1322024 10 18 09 20 1322024 10 18 09 25 1292024 10 18 09 30 1292024 10 18 09 35 1252024 10 18 09 40 1232024 10 18 09 45 1212024 10 18 09 50 1192024 10 18 09 55 1202024 10 18 10 00 1152024 10 18 10 05 1152024 10 18 10 10 1112024 10 18 10 15 1132024 10 18 10 20 1092024 10 18 10 25 1082024 10 18 10 30 1062024 10 18 10 35 1032024 10 18 10 40 1022024 10 18 10 45 1012024 10 18 10 50 1032024 10 18 10 55 1012024 10 18 11 00 1022024 10 18 11 05 1032024 10 18 11 10 1012024 10 18 11 15 1012024 10 18 11 20 1022024 10 18 11 25 1012024 10 18 11 30 1012024 10 18 11 35 1012024 10 18 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18 23 40 99992024 10 18 23 45 99992024 10 18 23 50 99992024 10 18 23 55 9999