指定気圧面の観測データ（日ごとの値）
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南鳥島 2006年7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 | 1015.7 | 9 | 26.9 | 77 | 4.0 | 100 |
| 2 | 1016.0 | 9 | 27.8 | 83 | 3.8 | 100 |
| 3 | 1016.2 | 9 | 27.5 | 82 | 3.4 | 120 |
| 4 | 1016.1 | 9 | 27.4 | 80 | 3.2 | 150 |
| 5 | 1015.3 | 9 | 27.6 | 78 | 3.1 | 190 |
| 6 | 1016.8 | 9 | 27.7 | 78 | 3.3 | 90 |
| 7 | 1016.9 | 9 | 28.0 | 85 | 5.8 | 90 |
| 8 | 1015.7 | 9 | 27.9 | 81 | 4.1 | 130 |
| 9 | 1015.1 | 9 | 27.4 | 85 | 1.5 | 190 |
| 10 | 1013.7 | 9 | 26.7 | 87 | 1.9 | 290 |
| 11 | 1009.9 | 9 | 24.3 | 94 | 2.6 | 230 |
| 12 | 1009.8 | 9 | 26.7 | 83 | 1.7 | 50 |
| 13 | 1012.6 | 9 | 26.6 | 87 | 3.5 | 200 |
| 14 | 1015.9 | 9 | 27.3 | 84 | 2.9 | 160 |
| 15 | 1016.0 | 9 | 26.5 | 86 | 1.9 | 50 |
| 16 | 1014.7 | 9 | 27.5 | 85 | 6.6 | 60 |
| 17 | 1015.2 | 9 | 27.1 | 88 | 6.6 | 90 |
| 18 | 1015.4 | 9 | 27.0 | 91 | 7.2 | 120 |
| 19 | 1016.6 | 9 | 26.2 | 94 | 8.7 | 120 |
| 20 | 1014.7 | 9 | 27.0 | 83 | 6.3 | 90 |
| 21 | 1013.5 | 9 | 27.0 | 83 | 4.3 | 70 |
| 22 | 1014.8 | 9 | 25.6 | 95 | 1.8 | 190 |
| 23 | 1016.1 | 9 | 27.7 | 90 | 6.3 | 110 |
| 24 | 1017.3 | 9 | 27.7 | 89 | 4.7 | 90 |
| 25 | 1017.9 | 9 | 27.3 | 77 | 5.1 | 70 |
| 26 | 1015.1 | 9 | 27.1 | 83 | 3.1 | 70 |
| 27 | 1011.0 | 9 | 27.5 | 75 | 2.5 | 50 |
| 28 | 1010.9 | 9 | 27.2 | 83 | 4.8 | 110 |
| 29 | 1013.4 | 9 | 27.1 | 79 | 6.4 | 110 |
| 30 | 1012.0 | 9 | 27.5 | 80 | 1.9 | 30 |
| 31 | 1013.3 | 9 | 27.9 | 83 | 6.4 | 110 |