指定気圧面の観測データ（日ごとの値）
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南鳥島 2020年11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 | 1014.9 | 9 | 30.0 | 81 | 3.7 | 140 |
| 2 | 1016.8 | 9 | 28.9 | 84 | 1.2 | 360 |
| 3 | 1014.8 | 9 | 29.0 | 78 | 2.4 | 100 |
| 4 | 1016.0 | 9 | 29.9 | 74 | 3.3 | 140 |
| 5 | 1018.8 | 9 | 28.5 | 83 | 5.8 | 90 |
| 6 | 1020.5 | 9 | 29.3 | 78 | 6.2 | 90 |
| 7 | 1019.5 | 9 | 29.3 | 74 | 4.4 | 80 |
| 8 | 1017.1 | 9 | 29.5 | 74 | 3.1 | 100 |
| 9 | 1016.4 | 9 | 28.9 | 71 | 2.7 | 150 |
| 10 | 1017.8 | 9 | 29.7 | 76 | 4.7 | 120 |
| 11 | 1019.0 | 9 | 29.1 | 72 | 7.1 | 90 |
| 12 | 1019.0 | 9 | 28.9 | 71 | 7.8 | 70 |
| 13 | 1016.9 | 9 | 29.1 | 75 | 8.8 | 100 |
| 14 | 1015.5 | 9 | 29.1 | 72 | 6.1 | 200 |
| 15 | 1014.9 | 9 | 27.4 | 82 | 4.6 | 320 |
| 16 | 1016.3 | 9 | 26.9 | 77 | 10.6 | 70 |
| 17 | 1015.1 | 9 | 25.7 | 96 | 5.6 | 50 |
| 18 | 1014.2 | 9 | 26.0 | 91 | 9.0 | 80 |
| 19 | 1013.4 | 9 | 28.5 | 82 | 2.4 | 130 |
| 20 | 1013.3 | 9 | 28.7 | 82 | 6.0 | 140 |
| 21 | 1014.0 | 9 | 29.4 | 82 | 6.9 | 120 |
| 22 | 1014.1 | 9 | 26.3 | 91 | 2.0 | 120 |
| 23 | 1014.5 | 9 | 28.6 | 86 | 4.3 | 190 |
| 24 | 1017.1 | 9 | 29.0 | 75 | 5.1 | 100 |
| 25 | 1018.7 | 9 | 27.2 | 89 | 5.9 | 70 |
| 26 | 1018.9 | 9 | 29.4 | 70 | 6.3 | 110 |
| 27 | 1017.6 | 9 | 28.7 | 73 | 6.1 | 120 |
| 28 | 1016.6 | 9 | 28.4 | 80 | 6.5 | 140 |
| 29 | 1017.8 | 9 | 29.3 | 74 | 2.6 | 120 |
| 30 | 1019.3 | 9 | 28.7 | 74 | 6.5 | 90 |