指定気圧面の観測データ（日ごとの値）
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昭和 1983年9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 | 1001.0 | 21 | -13.3 | 59 | 4.7 | 30 |
| 2 | 996.0 | 21 | -17.0 | 55 | 0.0 | - |
| 3 | 994.4 | 21 | -11.5 | 51 | 2.9 | 40 |
| 4 | 971.9 | 21 | -23.2 | 62 | 1.4 | 280 |
| 5 | 973.1 | 21 | -17.2 | 65 | 8.9 | 60 |
| 6 | 984.9 | 21 | -23.6 | 41 | 1.5 | 70 |
| 7 | 954.8 | 21 | -10.0 | 91 | 22.8 | 50 |
| 8 | 959.0 | 21 | -9.0 | 92 | 11.5 | 30 |
| 9 | 966.7 | 21 | -16.6 | 74 | 17.4 | 30 |
| 10 | 985.3 | 21 | -18.1 | 71 | 9.1 | 30 |
| 11 | 983.5 | 21 | -22.2 | 59 | 8.1 | 180 |
| 12 | 988.7 | 21 | -8.5 | 92 | 11.3 | 40 |
| 13 | 980.8 | 21 | -17.6 | 82 | 2.7 | 350 |
| 14 | 988.2 | 21 | -18.0 | 73 | 2.2 | 130 |
| 15 | 1002.2 | 21 | -19.8 | 72 | 0.3 | 170 |
| 16 | 999.0 | 21 | -14.7 | 65 | 4.3 | 340 |
| 17 | 993.6 | 21 | -7.7 | 93 | 16.0 | 40 |
| 18 | 967.6 | 21 | -5.0 | 87 | 16.3 | 50 |
| 19 | 981.8 | 21 | -9.6 | 87 | 4.8 | 40 |
| 20 | 984.1 | 21 | -13.7 | 83 | 8.2 | 30 |
| 21 | 960.8 | 21 | -8.8 | 86 | 19.5 | 90 |
| 22 | 969.6 | 21 | -8.6 | 88 | 6.3 | 30 |
| 23 | 978.5 | 21 | -21.1 | 71 | 4.0 | 40 |
| 24 | 953.3 | 21 | -14.6 | 73 | 6.0 | 180 |
| 25 | 956.6 | 21 | -12.6 | 93 | 18.5 | 40 |
| 26 | 975.0 | 21 | -16.0 | 84 | 7.8 | 40 |
| 27 | 986.0 | 21 | -21.2 | 57 | 1.2 | 80 |
| 28 | 977.4 | 21 | -15.7 | 79 | 2.4 | 130 |
| 29 | 963.2 | 21 | -9.5 | 85 | 15.4 | 70 |
| 30 | 959.8 | 21 | -9.5 | 98 | 27.2 | 50 |