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 地上
| 日 | 気圧(hPa) | 高度(m) | 気温(℃) | 相対湿度(%) | 風速(m/s) | 風向(°) |
|---|---|---|---|---|---|---|
| 1 | 1013.8 | 9 | 28.4 | 84 | 5.0 | 120 |
| 2 | 1014.5 | 9 | 28.2 | 88 | 4.0 | 180 |
| 3 | 1014.4 | 9 | 29.1 | 81 | 3.2 | 170 |
| 4 | 1013.4 | 9 | 28.4 | 79 | 2.4 | 260 |
| 5 | 1012.8 | 9 | 29.1 | 78 | 3.8 | 210 |
| 6 | 1014.0 | 9 | 30.1 | 77 | 4.2 | 230 |
| 7 | 1015.1 | 9 | 29.7 | 76 | 2.4 | 270 |
| 8 | 1014.2 | 9 | 29.8 | 76 | 3.4 | 270 |
| 9 | 1014.0 | 9 | 29.5 | 85 | 2.6 | 220 |
| 10 | 1014.6 | 9 | 29.3 | 83 | 3.5 | 180 |
| 11 | 1015.6 | 9 | 30.0 | 76 | 4.6 | 180 |
| 12 | 1015.8 | 9 | 29.9 | 79 | 3.8 | 170 |
| 13 | 1014.4 | 9 | 28.4 | 93 | 3.2 | 160 |
| 14 | 1013.7 | 9 | 29.4 | 80 | 4.7 | 190 |
| 15 | 1014.2 | 9 | 28.9 | 83 | 3.7 | 180 |
| 16 | 1015.3 | 9 | 30.5 | 77 | 3.9 | 150 |
| 17 | 1015.9 | 9 | 29.8 | 74 | 4.5 | 100 |
| 18 | 1015.3 | 9 | 29.9 | 71 | 4.6 | 110 |
| 19 | 1014.2 | 9 | 30.4 | 70 | 5.0 | 110 |
| 20 | 1013.5 | 9 | 29.8 | 62 | 4.2 | 110 |
| 21 | 1014.9 | 9 | 29.1 | 75 | 3.0 | 80 |
| 22 | 1015.2 | 9 | 30.5 | 72 | 3.3 | 140 |
| 23 | 1015.1 | 9 | 30.5 | 75 | 5.6 | 110 |
| 24 | 1018.2 | 9 | 29.6 | 74 | 6.8 | 90 |
| 25 | 1017.6 | 9 | 29.9 | 75 | 4.4 | 60 |
| 26 | 1015.2 | 9 | 29.5 | 73 | 3.8 | 80 |
| 27 | 1013.4 | 9 | 29.6 | 72 | 2.5 | 50 |
| 28 | 1012.6 | 9 | 29.6 | 72 | 2.3 | 100 |
| 29 | 1013.0 | 9 | 30.7 | 68 | 3.0 | 120 |
| 30 | 1015.0 | 9 | 30.3 | 73 | 3.0 | 120 |