指定気圧面の観測データ（日ごとの値）
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昭和 2002年1月9時（現地時間 3時） 地上
| 日 | 気圧(hPa) | 高度(m) | 気温(℃) | 相対湿度(%) | 風速(m/s) | 風向(°) |
|---|---|---|---|---|---|---|
| 1 | 985.7 | 21 | -2.6 | 56 | 10.3 | 60 |
| 2 | 986.1 | 21 | -4.4 | 68 | 3.2 | 30 |
| 3 | 996.5 | 21 | -0.2 | 82 | 7.3 | 30 |
| 4 | 987.1 | 21 | -5.3 | 94 | 2.8 | 270 |
| 5 | 988.0 | 21 | -2.1 | 81 | 4.0 | 70 |
| 6 | 985.8 | 21 | -3.8 | 68 | 1.1 | 170 |
| 7 | 993.6 | 21 | -2.3 | 82 | 3.6 | 50 |
| 8 | 992.3 | 21 | -6.0 | 83 | 1.4 | 90 |
| 9 | 992.4 | 21 | -2.6 | 77 | 2.6 | 210 |
| 10 | 989.1 | 21 | -4.5 | 92 | 1.5 | 280 |
| 11 | 993.1 | 21 | -6.4 | 89 | 0.6 | 60 |
| 12 | 983.3 | 21 | -7.8 | 94 | 2.5 | 260 |
| 13 | 991.9 | 21 | -5.0 | 95 | 1.4 | 350 |
| 14 | 990.8 | 21 | -3.2 | 87 | 1.3 | 270 |
| 15 | 991.3 | 21 | -2.2 | 81 | 2.4 | 20 |
| 16 | 992.0 | 21 | -5.3 | 72 | 3.4 | 100 |
| 17 | 983.6 | 21 | -3.1 | 77 | 1.1 | 60 |
| 18 | 983.8 | 21 | -0.2 | 79 | 13.3 | 50 |
| 19 | 981.8 | 21 | -1.1 | 92 | 15.7 | 40 |
| 20 | 983.4 | 21 | -1.3 | 95 | 2.2 | 30 |
| 21 | 984.3 | 21 | -2.3 | 78 | 4.4 | 40 |
| 22 | 981.8 | 21 | -4.7 | 68 | 3.0 | 60 |
| 23 | 977.9 | 21 | -2.3 | 91 | 5.5 | 30 |
| 24 | 981.2 | 21 | -4.9 | 83 | 1.3 | 90 |
| 25 | 977.3 | 21 | -4.7 | 67 | 6.8 | 70 |
| 26 | 974.0 | 21 | -6.1 | 79 | 1.7 | 190 |
| 27 | 978.6 | 21 | -8.1 | 89 | 0.6 | 330 |
| 28 | 979.1 | 21 | -8.0 | 80 | 3.2 | 200 |
| 29 | 982.4 | 21 | -3.5 | 80 | 2.8 | 70 |
| 30 | 974.4 | 21 | -1.5 | 63 | 14.7 | 60 |
| 31 | 974.3 | 21 | -2.5 | 69 | 12.4 | 60 |