指定気圧面の観測データ（日ごとの値）
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昭和 1999年1月9時（現地時間 3時） 100hPa
| 日 | ジオポテンシャル 高度(m) | 気温(℃) | 相対湿度(%) | 風速(m/s) | 風向(°) |
|---|---|---|---|---|---|
| 1 | 15684 | -50.8 | /// | 2 | 255 |
| 2 | 15671 | -46.5 | /// | 3 | 346 |
| 3 | 15723 | -47.9 | /// | 7 | 331 |
| 4 | 15700 | -46.4 | /// | 5 | 355 |
| 5 | 15683 | -46.5 | /// | 2 | 57 |
| 6 | 15733 | -46.5 | /// | 5 | 282 |
| 7 | 15784 | -47.7 | /// | 13 | 300 |
| 8 | 15783 | -46.1 | /// | 17 | 331 |
| 9 | 15826 | -46.4 | /// | 9 | 343 |
| 10 | 15815 | -49.1 | /// | 7 | 339 |
| 11 | 15847 | -46.8 | /// | 5 | 311 |
| 12 | 15881 | -45.1 | /// | 13 | 278 |
| 13 | 15945 | -45.5 | /// | 16 | 257 |
| 14 | 15970 | -48.9 | /// | 17 | 244 |
| 15 | 15972 | -51.1 | /// | 11 | 250 |
| 16 | 15867 | -47.3 | /// | 6 | 205 |
| 17 | 15768 | -45.2 | /// | 9 | 185 |
| 18 | 15765 | -45.6 | /// | 6 | 213 |
| 19 | 15786 | -43.0 | /// | 8 | 178 |
| 20 | 15778 | -45.0 | /// | 9 | 176 |
| 21 | 15740 | -44.5 | /// | 6 | 188 |
| 22 | 15741 | -45.8 | /// | 6 | 242 |
| 23 | 15735 | -45.9 | /// | 6 | 260 |
| 24 | 15740 | -46.0 | /// | 7 | 241 |
| 25 | 15772 | -46.4 | /// | 8 | 232 |
| 26 | 15774 | -46.5 | /// | 7 | 253 |
| 27 | 15757 | -46.5 | /// | 3 | 289 |
| 28 | 15755 | -45.2 | /// | 7 | 329 |
| 29 | 15708 | -43.9 | /// | 6 | 348 |
| 30 | 15690 | -45.7 | /// | 5 | 278 |
| 31 | 15677 | -44.9 | /// | 5 | 275 |