指定気圧面の観測データ（日ごとの値）
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秋田 2003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 | 994.2 | 7 | 18.1 | 94 | 2.0 | 350 |
| 2 | 1003.9 | 7 | 17.3 | 65 | 7.8 | 260 |
| 3 | 1011.4 | 7 | 17.0 | 77 | 6.8 | 230 |
| 4 | 1009.9 | 7 | 20.0 | 45 | 2.8 | 130 |
| 5 | 1006.3 | 7 | 19.0 | 52 | 1.3 | 280 |
| 6 | 1010.0 | 7 | 18.6 | 55 | 2.9 | 130 |
| 7 | 1011.5 | 7 | 19.3 | 61 | 3.8 | 120 |
| 8 | 1014.8 | 7 | 20.8 | 67 | 3.6 | 240 |
| 9 | 1018.1 | 7 | 20.3 | 65 | 5.1 | 140 |
| 10 | 1015.6 | 7 | 20.7 | 52 | 5.9 | 120 |
| 11 | 1011.0 | 7 | 22.1 | 54 | 4.1 | 140 |
| 12 | 1008.1 | 7 | 22.9 | 60 | 5.1 | 130 |
| 13 | 1001.7 | 7 | 21.5 | 89 | 4.7 | 120 |
| 14 | 1006.1 | 7 | 19.1 | 91 | 6.5 | 240 |
| 15 | 1010.3 | 7 | 17.9 | 87 | 3.7 | 260 |
| 16 | 1012.7 | 7 | 20.8 | 72 | 2.4 | 140 |
| 17 | 1012.4 | 7 | 20.5 | 86 | 2.1 | 140 |
| 18 | 1011.6 | 7 | 21.3 | 81 | 2.9 | 250 |
| 19 | 1009.3 | 7 | 21.8 | 87 | 4.1 | 240 |
| 20 | 998.7 | 7 | 25.9 | 73 | 4.0 | 180 |
| 21 | 1009.1 | 7 | 19.2 | 87 | 6.0 | 230 |
| 22 | 1013.3 | 7 | 20.2 | 78 | 2.3 | 250 |
| 23 | 1008.2 | 7 | 24.0 | 64 | 3.6 | 140 |
| 24 | 1001.8 | 7 | 24.3 | 52 | 9.4 | 130 |
| 25 | 1001.3 | 7 | 19.1 | 89 | 5.0 | 120 |
| 26 | 1003.0 | 7 | 19.2 | 85 | 1.4 | 130 |
| 27 | 1005.3 | 7 | 19.8 | 92 | 3.2 | 260 |
| 28 | 999.9 | 7 | 19.7 | 83 | 5.4 | 120 |
| 29 | 1002.4 | 7 | 17.5 | 95 | 6.3 | 250 |
| 30 | 1005.8 | 7 | 19.2 | 76 | 0.8 | 10 |