指定気圧面の観測データ（日ごとの値）
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南鳥島 2002年11月21時 地上
| 日 | 気圧(hPa) | 高度(m) | 気温(℃) | 相対湿度(%) | 風速(m/s) | 風向(°) |
|---|---|---|---|---|---|---|
| 1 | 1016.5 | 9 | 26.5 | 74 | 8.8 | 110 |
| 2 | 1014.4 | 9 | 26.7 | 79 | 3.2 | 200 |
| 3 | 1015.5 | 9 | 25.6 | 79 | 2.6 | 200 |
| 4 | 1015.5 | 9 | 25.8 | 80 | 2.0 | 150 |
| 5 | 1015.5 | 9 | 26.5 | 74 | 3.0 | 40 |
| 6 | 1017.4 | 9 | 26.1 | 73 | 5.1 | 40 |
| 7 | 1018.4 | 9 | 25.6 | 70 | 7.0 | 70 |
| 8 | 1016.2 | 9 | 26.4 | 82 | 6.4 | 130 |
| 9 | 1013.9 | 9 | 27.3 | 86 | 7.4 | 200 |
| 10 | 1018.5 | 9 | 26.2 | 79 | 6.8 | 40 |
| 11 | 1020.7 | 9 | 24.8 | 82 | 9.3 | 60 |
| 12 | 1016.9 | 9 | 26.6 | 85 | 8.8 | 100 |
| 13 | 1014.8 | 9 | 26.4 | 83 | 4.6 | 160 |
| 14 | 1016.6 | 9 | 26.4 | 78 | 3.2 | 120 |
| 15 | 1017.4 | 9 | 26.5 | 84 | 2.3 | 170 |
| 16 | 1018.3 | 9 | 26.0 | 86 | 1.8 | 90 |
| 17 | 1019.1 | 9 | 26.4 | 84 | 5.8 | 70 |
| 18 | 1018.9 | 9 | 26.7 | 75 | 6.6 | 80 |
| 19 | 1020.0 | 9 | 26.8 | 75 | 9.1 | 90 |
| 20 | 1018.0 | 9 | 25.6 | 86 | 5.1 | 70 |
| 21 | 1016.6 | 9 | 26.4 | 74 | 6.1 | 120 |
| 22 | 1016.5 | 9 | 26.1 | 77 | 4.2 | 110 |
| 23 | 1013.3 | 9 | 26.8 | 79 | 7.1 | 140 |
| 24 | 1008.8 | 9 | 27.0 | 84 | 6.6 | 180 |
| 25 | 1008.0 | 9 | 24.9 | 90 | 4.4 | 260 |
| 26 | 1012.0 | 9 | 25.3 | 68 | 2.4 | 320 |
| 27 | 1014.5 | 9 | 24.2 | 74 | 1.2 | 60 |
| 28 | 1016.7 | 9 | 25.2 | 66 | 4.3 | 360 |
| 29 | 1017.4 | 9 | 23.9 | 62 | 5.8 | 30 |
| 30 | 1017.9 | 9 | 23.7 | 73 | 9.4 | 70 |