指定気圧面の観測データ（日ごとの値）
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南鳥島 2017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 | 1014.7 | 9 | 29.3 | 75 | 5.0 | 90 |
| 2 | 1015.6 | 9 | 26.3 | 92 | 10.6 | 70 |
| 3 | 1015.9 | 9 | 27.6 | 82 | 9.8 | 90 |
| 4 | 1016.7 | 9 | 28.9 | 60 | 8.2 | 100 |
| 5 | 1016.2 | 9 | 29.6 | 67 | 6.5 | 100 |
| 6 | 1016.3 | 9 | 29.1 | 68 | 5.5 | 90 |
| 7 | 1016.5 | 9 | 28.2 | 69 | 4.7 | 90 |
| 8 | 1013.9 | 9 | 27.8 | 72 | 4.3 | 30 |
| 9 | 1012.6 | 9 | 25.7 | 87 | 4.5 | 160 |
| 10 | 1010.4 | 9 | 29.2 | 66 | 5.3 | 260 |
| 11 | 1015.8 | 9 | 25.7 | 52 | 9.2 | 60 |
| 12 | 1013.9 | 9 | 28.5 | 48 | 5.2 | 160 |
| 13 | 1012.4 | 9 | 28.7 | 61 | 4.9 | 220 |
| 14 | 1018.4 | 9 | 25.4 | 62 | 8.3 | 60 |
| 15 | 1017.1 | 9 | 27.7 | 64 | 8.3 | 120 |
| 16 | 1014.1 | 9 | 28.6 | 68 | 5.6 | 160 |
| 17 | 1013.7 | 9 | 27.1 | 73 | 9.1 | 20 |
| 18 | 1016.1 | 9 | 26.4 | 63 | 8.1 | 50 |
| 19 | 1014.6 | 9 | 28.3 | 65 | 7.2 | 130 |
| 20 | 1012.9 | 9 | 23.6 | 94 | 4.4 | 180 |
| 21 | 1013.6 | 9 | 28.3 | 71 | 5.0 | 180 |
| 22 | 1013.3 | 9 | 24.5 | 77 | 7.7 | 20 |
| 23 | 1014.7 | 9 | 25.3 | 71 | 8.6 | 40 |
| 24 | 1016.3 | 9 | 26.3 | 75 | 6.8 | 80 |
| 25 | 1018.8 | 9 | 25.9 | 62 | 5.4 | 20 |
| 26 | 1019.0 | 9 | 26.2 | 65 | 8.9 | 60 |
| 27 | 1016.3 | 9 | 27.7 | 83 | 11.3 | 100 |
| 28 | 1018.2 | 9 | 26.9 | 78 | 9.3 | 90 |
| 29 | 1017.4 | 9 | 27.9 | 69 | 5.6 | 120 |
| 30 | 1015.5 | 9 | 27.2 | 72 | 3.8 | 100 |