指定気圧面の観測データ（日ごとの値）
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南大東島 1992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 | 1005.9 | 15 | 21.2 | 88 | 2.7 | 70 |
| 2 | 1008.5 | 15 | 23.1 | 85 | 3.5 | 40 |
| 3 | 1010.2 | 15 | 23.8 | 79 | 3.4 | 70 |
| 4 | 1010.4 | 15 | 23.7 | 82 | 1.9 | 100 |
| 5 | 1008.3 | 15 | 26.5 | 82 | 3.7 | 170 |
| 6 | 1008.0 | 15 | 25.6 | 92 | 2.1 | 160 |
| 7 | 1007.1 | 15 | 26.6 | 86 | 4.2 | 200 |
| 8 | 1007.3 | 15 | 26.6 | 89 | 5.9 | 200 |
| 9 | 1009.5 | 15 | 27.3 | 85 | 4.0 | 210 |
| 10 | 1012.9 | 15 | 26.7 | 78 | 2.1 | 170 |
| 11 | 1012.1 | 15 | 26.5 | 90 | 3.1 | 160 |
| 12 | 1011.0 | 15 | 25.9 | 79 | 4.3 | 170 |
| 13 | 1011.2 | 15 | 27.1 | 85 | 2.3 | 170 |
| 14 | 1012.5 | 15 | 26.1 | 89 | 3.6 | 180 |
| 15 | 1010.2 | 15 | 26.7 | 89 | 3.7 | 210 |
| 16 | 1008.6 | 15 | 27.4 | 86 | 4.6 | 220 |
| 17 | 1006.3 | 15 | 27.4 | 84 | 5.7 | 200 |
| 18 | 1007.4 | 15 | 27.6 | 87 | 5.5 | 210 |
| 19 | 1010.6 | 15 | 25.7 | 94 | 2.2 | 250 |
| 20 | 1010.0 | 15 | 22.6 | 96 | 2.3 | 50 |
| 21 | 1009.6 | 15 | 24.8 | 70 | 3.4 | 60 |
| 22 | 1005.7 | 15 | 26.7 | 86 | 2.4 | 130 |
| 23 | 1003.1 | 15 | 27.0 | 87 | 4.5 | 200 |
| 24 | 1005.3 | 15 | 27.8 | 92 | 4.1 | 240 |
| 25 | 1006.6 | 15 | 27.7 | 89 | 3.4 | 160 |
| 26 | 1005.7 | 15 | 28.2 | 86 | 3.3 | 190 |
| 27 | 1005.0 | 15 | 29.4 | 84 | 3.5 | 180 |
| 28 | 1006.5 | 15 | 29.2 | 85 | 3.6 | 190 |
| 29 | 1004.5 | 15 | 29.5 | 81 | 6.8 | 170 |
| 30 | 1003.2 | 15 | 25.7 | 87 | 8.5 | 230 |