指定気圧面の観測データ（日ごとの値）
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南鳥島 2019年6月9時 700hPa
| 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 | 3173 | 10.5 | 58 | 3 | 263 |
| 2 | 3191 | 10.6 | 43 | 2 | 340 |
| 3 | 3191 | 10.0 | 52 | 2 | 354 |
| 4 | 3175 | 10.7 | 46 | 3 | 310 |
| 5 | 3176 | 11.2 | 56 | 4 | 280 |
| 6 | 3185 | 11.2 | 40 | 5 | 310 |
| 7 | 3186 | 10.8 | 45 | 5 | 273 |
| 8 | 3185 | 11.0 | 41 | 6 | 270 |
| 9 | 3186 | 8.9 | 56 | 7 | 238 |
| 10 | 3178 | 9.0 | 47 | 4 | 195 |
| 11 | 3195 | 10.4 | 16 | 6 | 203 |
| 12 | 3202 | 10.7 | 31 | 8 | 157 |
| 13 | 3191 | 10.4 | 62 | 5 | 196 |
| 14 | 3191 | 11.1 | 27 | 5 | 184 |
| 15 | 3179 | 11.8 | 10 | 3 | 138 |
| 16 | 3196 | 10.7 | 25 | 4 | 99 |
| 17 | 3208 | 9.7 | 48 | 5 | 106 |
| 18 | 3204 | 9.6 | 23 | 4 | 60 |
| 19 | 3180 | 9.3 | 68 | 3 | 63 |
| 20 | 3176 | 12.8 | 6 | 3 | 173 |
| 21 | 3194 | 11.1 | 27 | 2 | 179 |
| 22 | 3202 | 9.3 | 76 | 1 | 189 |
| 23 | 3197 | 13.2 | 5 | 5 | 67 |
| 24 | 3233 | 13.9 | 22 | 7 | 118 |
| 25 | 3234 | 12.6 | 19 | 6 | 86 |
| 26 | 3207 | 10.6 | 26 | 3 | 92 |
| 27 | 3183 | 10.9 | 12 | 1 | 189 |
| 28 | 3165 | 9.3 | 52 | 1 | 288 |
| 29 | 3177 | 9.8 | 49 | 2 | 357 |
| 30 | 3193 | 9.3 | 53 | 7 | 70 |