指定気圧面の観測データ（日ごとの値）
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名瀬／本茶峠 2006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 | 980.8 | 295 | 16.8 | 86 | 4.5 | 170 |
| 2 | 977.4 | 295 | 15.3 | 67 | 6.2 | 300 |
| 3 | 982.0 | 295 | 14.7 | 66 | 1.2 | 90 |
| 4 | 976.1 | 295 | 18.5 | 88 | 5.0 | 180 |
| 5 | 976.6 | 295 | 16.1 | 84 | 4.3 | 320 |
| 6 | 978.6 | 295 | 15.4 | 93 | 2.6 | 130 |
| 7 | 981.1 | 295 | 14.4 | 67 | 2.2 | 340 |
| 8 | 984.8 | 295 | 15.4 | 78 | 0.7 | 10 |
| 9 | 983.4 | 295 | 17.6 | 78 | 8.0 | 140 |
| 10 | 977.2 | 295 | 19.9 | 93 | 7.1 | 180 |
| 11 | 974.6 | 295 | 17.7 | 86 | 2.1 | 290 |
| 12 | 975.6 | 295 | 17.8 | 80 | 2.8 | 120 |
| 13 | 978.8 | 295 | 17.0 | 83 | 3.6 | 330 |
| 14 | 981.7 | 295 | 16.1 | 78 | 1.7 | 340 |
| 15 | 979.0 | 295 | 14.0 | 94 | 4.1 | 310 |
| 16 | 981.6 | 295 | 14.3 | 55 | 5.2 | 320 |
| 17 | 985.1 | 295 | 14.1 | 70 | 2.8 | 90 |
| 18 | 984.6 | 295 | 16.5 | 80 | 4.6 | 130 |
| 19 | 979.2 | 295 | 17.7 | 89 | 3.2 | 290 |
| 20 | 980.7 | 295 | 12.8 | 56 | 5.6 | 300 |
| 21 | 978.0 | 295 | 13.2 | 68 | 1.3 | 290 |
| 22 | 971.9 | 295 | 22.7 | 79 | 4.2 | 260 |
| 23 | 977.4 | 295 | 16.6 | 76 | 4.4 | 310 |
| 24 | 980.1 | 295 | 14.3 | 62 | 2.8 | 310 |
| 25 | 981.3 | 295 | 15.4 | 50 | 1.0 | 340 |
| 26 | 972.3 | 295 | 18.4 | 94 | 1.2 | 190 |
| 27 | 978.2 | 295 | 15.7 | 78 | 2.8 | 310 |
| 28 | 977.1 | 295 | 16.7 | 82 | 0.2 | - |
| 29 | 977.0 | 295 | 16.2 | 49 | 1.3 | 270 |
| 30 | 978.9 | 295 | 19.0 | 89 | 2.3 | 150 |