指定気圧面の観測データ（日ごとの値）
 |  |
 |  |  |  |  |  |  |  |  |  |  |  |  |
 |  |  |  |  |  |  |  |  |  |  |  |  |
 |  |  |  |  |  |
稚内 2023年4月21時 400hPa
| 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 | 7048 | -42.4 | /// | 12 | 14 |
| 2 | 7119 | -39.7 | 38 | 22 | 5 |
| 3 | 7223 | -33.6 | 9 | 22 | 24 |
| 4 | 7221 | -27.8 | 67 | 28 | 285 |
| 5 | 7186 | -31.2 | 9 | 28 | 273 |
| 6 | 7142 | -29.5 | 74 | 38 | 245 |
| 7 | 7080 | -29.8 | 38 | 44 | 216 |
| 8 | 6839 | -45.4 | /// | 20 | 204 |
| 9 | 6926 | -38.9 | 30 | 27 | 330 |
| 10 | 7056 | -37.1 | 32 | 22 | 296 |
| 11 | 7082 | -33.3 | 76 | 25 | 224 |
| 12 | 6836 | -41.4 | /// | 23 | 234 |
| 13 | 6860 | -43.8 | /// | 28 | 288 |
| 14 | 6934 | -40.4 | /// | 36 | 271 |
| 15 | 7091 | -31.6 | 71 | 28 | 235 |
| 16 | 6908 | -33.9 | 77 | 5 | 43 |
| 17 | 6964 | -38.0 | 74 | 16 | 305 |
| 18 | 7010 | -36.1 | 81 | 16 | 273 |
| 19 | 7005 | -38.9 | 67 | 17 | 291 |
| 20 | 6992 | -31.0 | 40 | 54 | 262 |
| 21 | 6812 | -35.2 | 7 | 34 | 275 |
| 22 | 6908 | -41.1 | /// | 5 | 302 |
| 23 | 6878 | -39.8 | 53 | 4 | 20 |
| 24 | 6865 | -45.6 | /// | 17 | 280 |
| 25 | 7110 | -36.3 | 71 | 24 | 261 |
| 26 | 7007 | -33.5 | 12 | 41 | 214 |
| 27 | 6970 | -39.0 | 12 | 49 | 301 |
| 28 | 7175 | -32.0 | 68 | 33 | 274 |
| 29 | 7189 | -28.2 | 78 | 30 | 254 |
| 30 | 6993 | -33.6 | 8 | 33 | 241 |