指定気圧面の観測データ（日ごとの値）
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昭和 1999年11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 | 972.3 | 21 | -19.0 | 82 | 1.3 | 40 |
| 2 | 977.3 | 21 | -14.2 | 75 | 4.1 | 170 |
| 3 | 979.9 | 21 | -6.6 | 84 | 16.8 | 40 |
| 4 | 979.0 | 21 | -1.5 | 95 | 9.2 | 30 |
| 5 | 979.9 | 21 | -2.3 | 93 | 14.2 | 40 |
| 6 | 988.0 | 21 | -2.3 | 81 | 4.3 | 30 |
| 7 | 991.8 | 21 | -1.5 | 69 | 11.8 | 50 |
| 8 | 1000.8 | 21 | -6.4 | 58 | 10.0 | 50 |
| 9 | 990.8 | 21 | -6.9 | 61 | 5.6 | 120 |
| 10 | 985.3 | 21 | -10.3 | 57 | 14.6 | 80 |
| 11 | 985.8 | 21 | -12.0 | 53 | 12.4 | 80 |
| 12 | 985.4 | 21 | -14.6 | 54 | 1.8 | 50 |
| 13 | 982.3 | 21 | -13.4 | 61 | 2.2 | 50 |
| 14 | 977.9 | 21 | -14.5 | 86 | 1.2 | 90 |
| 15 | 980.6 | 21 | -13.0 | 62 | 6.4 | 70 |
| 16 | 978.5 | 21 | -7.0 | 71 | 11.1 | 60 |
| 17 | 977.8 | 21 | -8.3 | 62 | 7.5 | 70 |
| 18 | 981.9 | 21 | -10.1 | 71 | 3.6 | 70 |
| 19 | 982.8 | 21 | -10.8 | 53 | 3.2 | 60 |
| 20 | 971.2 | 21 | -9.9 | 57 | 11.1 | 70 |
| 21 | 975.2 | 21 | -10.9 | 54 | 0.8 | 130 |
| 22 | 979.5 | 21 | -10.9 | 74 | 2.1 | 190 |
| 23 | 982.4 | 21 | -6.6 | 71 | 1.8 | 190 |
| 24 | 981.0 | 21 | -7.9 | 86 | 6.8 | 40 |
| 25 | 986.3 | 21 | -8.3 | 79 | 2.4 | 180 |
| 26 | 984.3 | 21 | -11.3 | 67 | 4.8 | 100 |
| 27 | 981.7 | 21 | -13.0 | 77 | 2.4 | 80 |
| 28 | 986.4 | 21 | -14.7 | 87 | 1.3 | 240 |
| 29 | 979.5 | 21 | -9.0 | 80 | 7.1 | 30 |
| 30 | 976.2 | 21 | -13.5 | 73 | 2.1 | 70 |