指定気圧面の観測データ（日ごとの値）
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札幌 2023年8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 | 1008.5 | 18 | 26.5 | 75 | 2.1 | 110 |
| 2 | 1004.4 | 18 | 30.1 | 59 | 1.7 | 160 |
| 3 | 1004.1 | 18 | 26.1 | 80 | 5.3 | 150 |
| 4 | 1000.9 | 18 | 30.1 | 66 | 2.6 | 190 |
| 5 | 999.4 | 18 | 26.6 | 88 | 0.4 | 160 |
| 6 | 999.7 | 18 | 22.8 | 96 | 2.6 | 320 |
| 7 | 1005.8 | 18 | 21.0 | 86 | 2.7 | 120 |
| 8 | 1008.7 | 18 | 23.7 | 90 | 4.4 | 130 |
| 9 | 1008.9 | 18 | 27.6 | 81 | 2.9 | 160 |
| 10 | 1009.6 | 18 | 28.5 | 79 | 6.5 | 130 |
| 11 | 1008.8 | 18 | 27.6 | 75 | 5.8 | 140 |
| 12 | 1008.1 | 18 | 26.5 | 70 | 3.2 | 90 |
| 13 | 1006.3 | 18 | 26.6 | 75 | 2.6 | 90 |
| 14 | 1009.0 | 18 | 26.3 | 78 | 1.9 | 100 |
| 15 | 1010.0 | 18 | 26.9 | 53 | 6.1 | 160 |
| 16 | 1006.8 | 18 | 24.6 | 86 | 6.1 | 150 |
| 17 | 998.0 | 18 | 26.9 | 82 | 8.8 | 150 |
| 18 | 1008.2 | 18 | 28.1 | 64 | 1.8 | 30 |
| 19 | 1010.9 | 18 | 26.5 | 73 | 1.5 | 130 |
| 20 | 1009.7 | 18 | 25.2 | 93 | 1.8 | 50 |
| 21 | 1010.2 | 18 | 26.6 | 80 | 1.7 | 70 |
| 22 | 1008.2 | 18 | 30.0 | 73 | 5.1 | 150 |
| 23 | 1009.0 | 18 | 31.8 | 70 | 3.0 | 150 |
| 24 | 1008.0 | 18 | 33.6 | 62 | 3.9 | 120 |
| 25 | 1008.3 | 18 | 30.7 | 74 | 0.3 | 350 |
| 26 | 1007.3 | 18 | 30.3 | 71 | 4.5 | 140 |
| 27 | 1007.9 | 18 | 29.1 | 77 | 3.8 | 160 |
| 28 | 1008.2 | 18 | 26.0 | 75 | 3.1 | 330 |
| 29 | 1013.2 | 18 | 23.0 | 77 | 2.3 | 80 |
| 30 | 1014.6 | 18 | 24.4 | 75 | 7.5 | 140 |
| 31 | 1012.5 | 18 | 27.6 | 79 | 5.1 | 150 |