指定気圧面の観測データ（日ごとの値）
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福岡 2009年4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 | 1020.5 | 15 | 7.2 | 74 | 6.0 | 360 |
| 2 | 1023.7 | 15 | 10.0 | 44 | 1.1 | 230 |
| 3 | 1020.6 | 15 | 14.3 | 46 | 2.3 | 150 |
| 4 | 1015.2 | 15 | 11.6 | 84 | 1.1 | 210 |
| 5 | 1014.3 | 15 | 13.5 | 54 | 1.1 | 310 |
| 6 | 1013.3 | 15 | 14.6 | 33 | 1.7 | 220 |
| 7 | 1017.1 | 15 | 16.0 | 43 | 0.3 | 330 |
| 8 | 1018.2 | 15 | 16.0 | 74 | 1.4 | 340 |
| 9 | 1019.9 | 15 | 17.4 | 48 | 1.4 | 240 |
| 10 | 1019.1 | 15 | 17.3 | 50 | 1.0 | 30 |
| 11 | 1016.8 | 15 | 17.7 | 78 | 2.6 | 320 |
| 12 | 1012.0 | 15 | 19.4 | 57 | 1.4 | 210 |
| 13 | 1004.6 | 15 | 20.1 | 65 | 0.8 | 10 |
| 14 | 1004.8 | 15 | 13.7 | 80 | 5.8 | 360 |
| 15 | 1006.3 | 15 | 18.1 | 57 | 2.0 | 140 |
| 16 | 1009.6 | 15 | 14.9 | 79 | 2.5 | 340 |
| 17 | 1013.3 | 15 | 15.2 | 67 | 3.2 | 340 |
| 18 | 1015.0 | 15 | 16.6 | 60 | 0.7 | 340 |
| 19 | 1012.8 | 15 | 19.6 | 49 | 1.5 | 220 |
| 20 | 997.4 | 15 | 17.3 | 80 | 4.5 | 120 |
| 21 | 1007.1 | 15 | 16.1 | 48 | 2.4 | 260 |
| 22 | 1012.6 | 15 | 16.9 | 49 | 2.4 | 240 |
| 23 | 1017.0 | 15 | 14.8 | 61 | 2.7 | 10 |
| 24 | 1009.9 | 15 | 17.7 | 64 | 2.8 | 120 |
| 25 | 1005.7 | 15 | 13.1 | 57 | 3.9 | 270 |
| 26 | 1009.5 | 15 | 12.0 | 58 | 1.6 | 30 |
| 27 | 1013.3 | 15 | 12.8 | 59 | 1.7 | 210 |
| 28 | 1019.9 | 15 | 15.2 | 48 | 0.9 | 230 |
| 29 | 1021.7 | 15 | 16.4 | 68 | 0.6 | 340 |
| 30 | 1023.0 | 15 | 17.8 | 29 | 1.4 | 190 |