指定気圧面の観測データ（日ごとの値）
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昭和 2009年4月21時（現地時間 15時） 40hPa
| 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 | 21322 | -55.2 | /// | 12 | 299 |
| 2 | 21276 | -56.8 | /// | 14 | 275 |
| 3 | 21235 | -59.8 | /// | 16 | 272 |
| 4 | 21264 | -61.2 | /// | 20 | 265 |
| 5 | 21291 | -60.3 | /// | 23 | 271 |
| 6 | 21283 | -59.3 | /// | 18 | 278 |
| 7 | 21274 | -59.5 | /// | 18 | 290 |
| 8 | 21222 | -59.9 | /// | 21 | 279 |
| 9 | 21156 | -58.0 | /// | 26 | 289 |
| 10 | 21096 | -55.8 | /// | 23 | 282 |
| 11 | 21090 | -57.4 | /// | 25 | 291 |
| 12 | 21104 | -60.8 | /// | 23 | 274 |
| 13 | /// | /// | /// | /// | /// |
| 14 | 21229 | -60.6 | /// | 31 | 286 |
| 15 | 21153 | -60.3 | /// | 24 | 287 |
| 16 | 20992 | -65.4 | /// | 19 | 278 |
| 17 | 20856 | -68.6 | /// | 13 | 270 |
| 18 | 20801 | -70.1 | /// | 18 | 271 |
| 19 | 20881 | -69.1 | /// | 22 | 274 |
| 20 | 20912 | -69.6 | /// | 25 | 260 |
| 21 | 20929 | -66.8 | /// | 24 | 256 |
| 22 | 20889 | -64.1 | /// | 26 | 265 |
| 23 | 20882 | -63.9 | /// | 17 | 257 |
| 24 | 20921 | -65.0 | /// | 25 | 235 |
| 25 | 20958 | -65.1 | /// | 25 | 246 |
| 26 | 20957 | -65.4 | /// | 23 | 241 |
| 27 | 20952 | -65.0 | /// | 21 | 275 |
| 28 | 20909 | -68.0 | /// | 14 | 259 |
| 29 | 20948 | -68.3 | /// | 30 | 232 |
| 30 | 20940 | -69.2 | /// | 28 | 227 |