Hydrographic and Oceanographic Department
| About us | Electronic Charts | Notices to Mariners | Navigational Warnings | Realtime Tidal Data | Oceanographic Data: JODC | EAHC | International Activities |
JHOD TOP >
Realtime tidal data >
Chiba
Realtime tidal data at Chiba
About gauge and tidal data
Latitude: 35°34′N Longitude: 140°03′E Datum level: 120cm 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【 2024/11/23 】
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 |
| 1123 | 108 | 90 | 75 | 64 | 61 | 68 | 82 | 101 | 120 | 136 | 147 | 151 | 150 | 144 | 138 | 131 | 127 | 125 | 126 | 129 | 132 | 134 | 134 | 131 |
Observation data
Record of TidalHeight(cm) Location Chiba Longitude 140-03 Latitude 35-34 TimeZone -09 00(JST) TidalHeightDatum 120cm below mean sea level. a note: Broken or No transmit data ---> "9999" year date time cm 2024 11 23 00 00 1292024 11 23 00 05 1272024 11 23 00 10 1252024 11 23 00 15 1232024 11 23 00 20 1222024 11 23 00 25 1202024 11 23 00 30 1182024 11 23 00 35 1152024 11 23 00 40 1132024 11 23 00 45 1112024 11 23 00 50 1102024 11 23 00 55 1072024 11 23 01 00 1062024 11 23 01 05 1032024 11 23 01 10 1022024 11 23 01 15 992024 11 23 01 20 982024 11 23 01 25 972024 11 23 01 30 952024 11 23 01 35 942024 11 23 01 40 932024 11 23 01 45 922024 11 23 01 50 902024 11 23 01 55 892024 11 23 02 00 882024 11 23 02 05 872024 11 23 02 10 862024 11 23 02 15 862024 11 23 02 20 852024 11 23 02 25 842024 11 23 02 30 842024 11 23 02 35 832024 11 23 02 40 822024 11 23 02 45 822024 11 23 02 50 812024 11 23 02 55 802024 11 23 03 00 792024 11 23 03 05 782024 11 23 03 10 782024 11 23 03 15 772024 11 23 03 20 782024 11 23 03 25 782024 11 23 03 30 782024 11 23 03 35 782024 11 23 03 40 792024 11 23 03 45 792024 11 23 03 50 792024 11 23 03 55 802024 11 23 04 00 802024 11 23 04 05 812024 11 23 04 10 812024 11 23 04 15 812024 11 23 04 20 822024 11 23 04 25 822024 11 23 04 30 832024 11 23 04 35 832024 11 23 04 40 832024 11 23 04 45 832024 11 23 04 50 852024 11 23 04 55 852024 11 23 05 00 862024 11 23 05 05 872024 11 23 05 10 872024 11 23 05 15 882024 11 23 05 20 902024 11 23 05 25 912024 11 23 05 30 912024 11 23 05 35 922024 11 23 05 40 932024 11 23 05 45 932024 11 23 05 50 942024 11 23 05 55 952024 11 23 06 00 972024 11 23 06 05 982024 11 23 06 10 992024 11 23 06 15 1012024 11 23 06 20 1022024 11 23 06 25 1032024 11 23 06 30 1052024 11 23 06 35 1062024 11 23 06 40 1072024 11 23 06 45 1072024 11 23 06 50 1092024 11 23 06 55 1102024 11 23 07 00 1112024 11 23 07 05 1132024 11 23 07 10 1142024 11 23 07 15 1152024 11 23 07 20 1172024 11 23 07 25 1192024 11 23 07 30 1212024 11 23 07 35 1222024 11 23 07 40 1242024 11 23 07 45 1262024 11 23 07 50 1262024 11 23 07 55 1282024 11 23 08 00 1302024 11 23 08 05 1322024 11 23 08 10 1332024 11 23 08 15 1342024 11 23 08 20 1362024 11 23 08 25 1382024 11 23 08 30 1402024 11 23 08 35 1412024 11 23 08 40 1432024 11 23 08 45 1442024 11 23 08 50 1452024 11 23 08 55 1462024 11 23 09 00 1472024 11 23 09 05 1482024 11 23 09 10 1492024 11 23 09 15 1512024 11 23 09 20 1512024 11 23 09 25 1522024 11 23 09 30 1542024 11 23 09 35 1552024 11 23 09 40 1572024 11 23 09 45 1582024 11 23 09 50 1592024 11 23 09 55 1602024 11 23 10 00 1612024 11 23 10 05 1612024 11 23 10 10 1622024 11 23 10 15 1632024 11 23 10 20 1632024 11 23 10 25 1632024 11 23 10 30 1632024 11 23 10 35 1632024 11 23 10 40 1632024 11 23 10 45 1632024 11 23 10 50 1622024 11 23 10 55 1632024 11 23 11 00 1622024 11 23 11 05 1622024 11 23 11 10 1612024 11 23 11 15 1612024 11 23 11 20 1612024 11 23 11 25 1602024 11 23 11 30 1592024 11 23 11 35 1592024 11 23 11 40 1592024 11 23 11 45 1582024 11 23 11 50 1582024 11 23 11 55 1582024 11 23 12 00 1582024 11 23 12 05 1572024 11 23 12 10 1572024 11 23 12 15 1562024 11 23 12 20 1552024 11 23 12 25 1552024 11 23 12 30 1542024 11 23 12 35 1532024 11 23 12 40 1522024 11 23 12 45 1512024 11 23 12 50 1492024 11 23 12 55 1492024 11 23 13 00 1482024 11 23 13 05 1472024 11 23 13 10 1462024 11 23 13 15 1462024 11 23 13 20 1452024 11 23 13 25 1452024 11 23 13 30 1452024 11 23 13 35 1452024 11 23 13 40 1452024 11 23 13 45 1452024 11 23 13 50 1442024 11 23 13 55 1442024 11 23 14 00 1442024 11 23 14 05 1432024 11 23 14 10 1432024 11 23 14 15 1422024 11 23 14 20 1412024 11 23 14 25 1412024 11 23 14 30 1402024 11 23 14 35 1402024 11 23 14 40 1392024 11 23 14 45 1392024 11 23 14 50 1382024 11 23 14 55 1372024 11 23 15 00 1362024 11 23 15 05 1362024 11 23 15 10 1352024 11 23 15 15 1352024 11 23 15 20 1352024 11 23 15 25 1352024 11 23 15 30 1352024 11 23 15 35 1352024 11 23 15 40 1342024 11 23 15 45 1342024 11 23 15 50 1342024 11 23 15 55 1332024 11 23 16 00 1332024 11 23 16 05 1332024 11 23 16 10 1332024 11 23 16 15 1332024 11 23 16 20 1332024 11 23 16 25 1332024 11 23 16 30 1332024 11 23 16 35 1322024 11 23 16 40 1322024 11 23 16 45 1312024 11 23 16 50 1292024 11 23 16 55 1292024 11 23 17 00 1282024 11 23 17 05 1282024 11 23 17 10 1282024 11 23 17 15 1282024 11 23 17 20 1282024 11 23 17 25 1282024 11 23 17 30 1292024 11 23 17 35 1292024 11 23 17 40 1292024 11 23 17 45 1292024 11 23 17 50 1292024 11 23 17 55 1302024 11 23 18 00 1302024 11 23 18 05 1302024 11 23 18 10 1302024 11 23 18 15 1302024 11 23 18 20 1302024 11 23 18 25 1302024 11 23 18 30 1302024 11 23 18 35 1302024 11 23 18 40 1292024 11 23 18 45 1292024 11 23 18 50 1282024 11 23 18 55 99992024 11 23 19 00 99992024 11 23 19 05 99992024 11 23 19 10 99992024 11 23 19 15 99992024 11 23 19 20 99992024 11 23 19 25 99992024 11 23 19 30 99992024 11 23 19 35 99992024 11 23 19 40 99992024 11 23 19 45 99992024 11 23 19 50 99992024 11 23 19 55 99992024 11 23 20 00 99992024 11 23 20 05 99992024 11 23 20 10 99992024 11 23 20 15 99992024 11 23 20 20 99992024 11 23 20 25 99992024 11 23 20 30 99992024 11 23 20 35 99992024 11 23 20 40 99992024 11 23 20 45 99992024 11 23 20 50 99992024 11 23 20 55 99992024 11 23 21 00 99992024 11 23 21 05 99992024 11 23 21 10 99992024 11 23 21 15 99992024 11 23 21 20 99992024 11 23 21 25 99992024 11 23 21 30 99992024 11 23 21 35 99992024 11 23 21 40 99992024 11 23 21 45 99992024 11 23 21 50 99992024 11 23 21 55 99992024 11 23 22 00 99992024 11 23 22 05 99992024 11 23 22 10 99992024 11 23 22 15 99992024 11 23 22 20 99992024 11 23 22 25 99992024 11 23 22 30 99992024 11 23 22 35 99992024 11 23 22 40 99992024 11 23 22 45 99992024 11 23 22 50 99992024 11 23 22 55 99992024 11 23 23 00 99992024 11 23 23 05 99992024 11 23 23 10 99992024 11 23 23 15 99992024 11 23 23 20 99992024 11 23 23 25 99992024 11 23 23 30 99992024 11 23 23 35 99992024 11 23 23 40 99992024 11 23 23 45 99992024 11 23 23 50 99992024 11 23 23 55 9999