指定気圧面の観測データ（日ごとの値）
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仙台 2005年1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 | 1008.0 | 44 | -1.1 | 79 | 1.8 | 300 |
| 2 | 1014.7 | 44 | 2.4 | 67 | 4.8 | 210 |
| 3 | 1007.9 | 44 | 5.2 | 49 | 3.4 | 200 |
| 4 | 1005.0 | 44 | 1.2 | 82 | 4.9 | 340 |
| 5 | 1020.7 | 44 | 0.3 | 65 | 1.4 | 20 |
| 6 | 1013.5 | 44 | 1.6 | 67 | 2.7 | 340 |
| 7 | 1005.8 | 44 | 2.0 | 78 | 6.6 | 300 |
| 8 | 1011.4 | 44 | 0.0 | 62 | 2.1 | 200 |
| 9 | 1008.2 | 44 | -2.4 | 78 | 1.8 | 230 |
| 10 | 1005.4 | 44 | -1.0 | 91 | 0.4 | 50 |
| 11 | 1004.6 | 44 | -0.6 | 82 | 2.1 | 240 |
| 12 | 1005.2 | 44 | -3.9 | 79 | 1.0 | 210 |
| 13 | 1009.9 | 44 | 2.5 | 78 | 2.1 | 230 |
| 14 | 1017.2 | 44 | 2.7 | 82 | 2.1 | 270 |
| 15 | 1010.6 | 44 | 0.8 | 92 | 6.0 | 340 |
| 16 | 994.9 | 44 | 2.0 | 75 | 10.7 | 350 |
| 17 | 1004.1 | 44 | 2.4 | 76 | 2.1 | 330 |
| 18 | 1013.1 | 44 | 4.4 | 58 | 3.8 | 280 |
| 19 | 1007.7 | 44 | 4.7 | 81 | 2.7 | 230 |
| 20 | 1000.3 | 44 | 1.1 | 94 | 4.2 | 200 |
| 21 | 1012.0 | 44 | 0.7 | 81 | 2.0 | 10 |
| 22 | 1019.0 | 44 | -1.0 | 68 | 1.2 | 50 |
| 23 | 1017.2 | 44 | 0.2 | 69 | 1.9 | 20 |
| 24 | 1001.0 | 44 | 5.0 | 54 | 0.9 | 150 |
| 25 | 1006.0 | 44 | 1.5 | 62 | 1.9 | 330 |
| 26 | 1006.6 | 44 | -0.1 | 75 | 2.1 | 360 |
| 27 | 1005.7 | 44 | 4.0 | 58 | 3.2 | 290 |
| 28 | 1010.4 | 44 | 1.3 | 57 | 2.0 | 320 |
| 29 | 994.7 | 44 | 8.3 | 73 | 4.3 | 220 |
| 30 | 999.0 | 44 | -1.3 | 48 | 6.5 | 280 |
| 31 | 990.4 | 44 | -0.9 | 65 | 2.9 | 310 |