| Field | Name | Descriptions |
|---|---|---|
| 01 | Station Code | Station code assigned by JODC |
| 02 | DATE | Japan Standard Time (GMT + 9:00) Only the SYOWA STATION is Local time (GMT + 3:00) |
| 03 | Height(1) | Hourly height in cm at 0h |
| 04 | Height(2) | Hourly height in cm at 1h |
| 05 | Height(3) | Hourly height in cm at 2h |
| 06 | Height(4) | Hourly height in cm at 3h |
| 07 | Height(5) | Hourly height in cm at 4h |
| 08 | Height(6) | Hourly height in cm at 5h |
| 09 | Height(7) | Hourly height in cm at 6h |
| 10 | Height(8) | Hourly height in cm at 7h |
| 11 | Height(9) | Hourly height in cm at 8h |
| 12 | Height(10) | Hourly height in cm at 9h |
| 13 | Height(11) | Hourly height in cm at 10h |
| 14 | Height(12) | Hourly height in cm at 11h |
| 15 | Height(13) | Hourly height in cm at 12h |
| 16 | Height(14) | Hourly height in cm at 13h |
| 17 | Height(15) | Hourly height in cm at 14h |
| 18 | Height(16) | Hourly height in cm at 15h |
| 19 | Height(17) | Hourly height in cm at 16h |
| 20 | Height(18) | Hourly height in cm at 17h |
| 21 | Height(19) | Hourly height in cm at 18h |
| 22 | Height(20) | Hourly height in cm at 19h |
| 23 | Height(21) | Hourly height in cm at 20h |
| 24 | Height(22) | Hourly height in cm at 21h |
| 25 | Height(23) | Hourly height in cm at 22h |
| 26 | Height(24) | Hourly height in cm at 23h |