指定気圧面の観測データ（日ごとの値）
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秋田 2003年7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 | 1008.6 | 7 | 20.7 | 63 | 2.6 | 10 |
| 2 | 1010.1 | 7 | 20.4 | 76 | 1.4 | 180 |
| 3 | 1013.2 | 7 | 21.3 | 61 | 1.8 | 200 |
| 4 | 1000.3 | 7 | 18.7 | 92 | 5.1 | 140 |
| 5 | 1006.2 | 7 | 17.0 | 93 | 5.5 | 210 |
| 6 | 1008.0 | 7 | 22.1 | 67 | 2.7 | 150 |
| 7 | 1009.2 | 7 | 21.7 | 73 | 4.1 | 130 |
| 8 | 1011.1 | 7 | 19.2 | 82 | 6.7 | 120 |
| 9 | 1013.5 | 7 | 19.8 | 75 | 4.3 | 130 |
| 10 | 1008.2 | 7 | 19.1 | 92 | 6.2 | 130 |
| 11 | 1007.2 | 7 | 19.5 | 94 | 3.1 | 270 |
| 12 | 1007.9 | 7 | 21.1 | 81 | 4.8 | 340 |
| 13 | 1006.7 | 7 | 20.6 | 75 | 1.1 | 60 |
| 14 | 1001.3 | 7 | 23.5 | 64 | 3.0 | 110 |
| 15 | 1003.5 | 7 | 20.7 | 71 | 5.3 | 280 |
| 16 | 1009.5 | 7 | 19.4 | 70 | 3.1 | 230 |
| 17 | 1013.0 | 7 | 20.9 | 67 | 2.2 | 150 |
| 18 | 1013.1 | 7 | 22.7 | 60 | 5.9 | 120 |
| 19 | 1012.1 | 7 | 20.7 | 70 | 4.9 | 130 |
| 20 | 1011.6 | 7 | 18.4 | 92 | 4.1 | 120 |
| 21 | 1009.9 | 7 | 22.8 | 78 | 2.4 | 110 |
| 22 | 1014.5 | 7 | 23.1 | 72 | 4.2 | 150 |
| 23 | 1014.5 | 7 | 21.8 | 60 | 6.4 | 140 |
| 24 | 1008.7 | 7 | 18.6 | 83 | 5.7 | 130 |
| 25 | 1009.5 | 7 | 22.0 | 65 | 3.6 | 120 |
| 26 | 1011.5 | 7 | 21.0 | 68 | 0.8 | 340 |
| 27 | 1011.8 | 7 | 21.2 | 60 | 1.6 | 150 |
| 28 | 1012.5 | 7 | 21.5 | 75 | 1.7 | 170 |
| 29 | 1007.7 | 7 | 23.2 | 69 | 2.0 | 120 |
| 30 | 1000.9 | 7 | 21.4 | 93 | 3.3 | 130 |
| 31 | 1006.5 | 7 | 20.9 | 78 | 3.9 | 360 |