Hydrographic and Oceanographic Department
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Ishigaki
Realtime tidal data at Ishigaki
About gauge and tidal data
Latitude: 24°20′N Longitude: 124°10′E Datum level: 107cm 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【 2025/07/12 】
Hourly prediction
Unit：cm
| 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 |
| 0712 | 117 | 105 | 102 | 112 | 133 | 158 | 181 | 195 | 195 | 179 | 150 | 114 | 78 | 48 | 29 | 27 | 41 | 68 | 101 | 132 | 155 | 164 | 159 | 145 |
Observation data
Record of TidalHeight(cm) Location Ishigaki Longitude 124-10 Latitude 24-20 TimeZone -09 00(JST) TidalHeightDatum 107cm below mean sea level. a note: Broken or No transmit data ---> "9999" year date time cm 2025 07 12 00 00 1212025 07 12 00 05 1202025 07 12 00 10 1192025 07 12 00 15 1182025 07 12 00 20 1172025 07 12 00 25 1142025 07 12 00 30 1142025 07 12 00 35 1132025 07 12 00 40 1122025 07 12 00 45 1112025 07 12 00 50 1112025 07 12 00 55 1102025 07 12 01 00 1082025 07 12 01 05 1072025 07 12 01 10 1072025 07 12 01 15 1082025 07 12 01 20 1072025 07 12 01 25 1072025 07 12 01 30 1072025 07 12 01 35 1072025 07 12 01 40 1062025 07 12 01 45 1062025 07 12 01 50 1052025 07 12 01 55 1062025 07 12 02 00 1062025 07 12 02 05 1072025 07 12 02 10 1082025 07 12 02 15 1082025 07 12 02 20 1082025 07 12 02 25 1092025 07 12 02 30 1102025 07 12 02 35 1102025 07 12 02 40 1112025 07 12 02 45 1132025 07 12 02 50 1142025 07 12 02 55 1152025 07 12 03 00 1172025 07 12 03 05 1182025 07 12 03 10 1202025 07 12 03 15 1222025 07 12 03 20 1232025 07 12 03 25 1252025 07 12 03 30 1272025 07 12 03 35 1282025 07 12 03 40 1302025 07 12 03 45 1332025 07 12 03 50 1352025 07 12 03 55 1362025 07 12 04 00 1392025 07 12 04 05 1412025 07 12 04 10 1432025 07 12 04 15 1442025 07 12 04 20 1462025 07 12 04 25 1502025 07 12 04 30 1502025 07 12 04 35 1512025 07 12 04 40 1542025 07 12 04 45 1572025 07 12 04 50 1602025 07 12 04 55 1612025 07 12 05 00 1632025 07 12 05 05 1652025 07 12 05 10 1672025 07 12 05 15 1682025 07 12 05 20 1702025 07 12 05 25 1722025 07 12 05 30 1742025 07 12 05 35 1772025 07 12 05 40 1792025 07 12 05 45 1792025 07 12 05 50 1812025 07 12 05 55 1832025 07 12 06 00 1842025 07 12 06 05 1862025 07 12 06 10 1872025 07 12 06 15 1882025 07 12 06 20 1912025 07 12 06 25 1922025 07 12 06 30 1922025 07 12 06 35 1922025 07 12 06 40 1952025 07 12 06 45 1952025 07 12 06 50 1962025 07 12 06 55 1962025 07 12 07 00 1982025 07 12 07 05 1982025 07 12 07 10 1992025 07 12 07 15 1992025 07 12 07 20 2012025 07 12 07 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