指定気圧面の観測データ（日ごとの値）
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昭和 2018年3月21時（現地時間 15時） 地上
| 日 | 気圧(hPa) | 高度(m) | 気温(℃) | 相対湿度(%) | 風速(m/s) | 風向(°) |
|---|---|---|---|---|---|---|
| 1 | 983.1 | 18 | -2.8 | 76 | 4.4 | 40 |
| 2 | 991.1 | 18 | -5.9 | 65 | 3.4 | 250 |
| 3 | 994.1 | 18 | -5.1 | 87 | 6.7 | 40 |
| 4 | 969.0 | 18 | -2.2 | 82 | 18.5 | 50 |
| 5 | 983.3 | 18 | -3.8 | 93 | 13.5 | 40 |
| 6 | 989.8 | 18 | -3.0 | 90 | 11.0 | 40 |
| 7 | 981.3 | 18 | -3.8 | 66 | 2.1 | 160 |
| 8 | 978.7 | 18 | -5.0 | 88 | 14.2 | 40 |
| 9 | 981.7 | 18 | -5.9 | 88 | 7.5 | 40 |
| 10 | 995.6 | 18 | -3.6 | 78 | 10.5 | 50 |
| 11 | 995.2 | 18 | -2.7 | 58 | 7.9 | 50 |
| 12 | 985.6 | 18 | -5.1 | 51 | 3.3 | 40 |
| 13 | 985.2 | 18 | -6.7 | 46 | 5.4 | 30 |
| 14 | 987.2 | 18 | -7.1 | 48 | 2.6 | 170 |
| 15 | 953.2 | 18 | -2.4 | 75 | 20.3 | 70 |
| 16 | 968.2 | 18 | -0.7 | 95 | 15.0 | 40 |
| 17 | 988.3 | 18 | -3.7 | 58 | 5.5 | 90 |
| 18 | 984.2 | 18 | -10.5 | 68 | 2.3 | 210 |
| 19 | 983.9 | 18 | -8.7 | 66 | 6.5 | 30 |
| 20 | 971.1 | 18 | -7.9 | 88 | 3.6 | 180 |
| 21 | 982.8 | 18 | -7.8 | 80 | 2.0 | 320 |
| 22 | 986.2 | 18 | -3.6 | 94 | 18.7 | 50 |
| 23 | 991.3 | 18 | -5.7 | 67 | 5.5 | 40 |
| 24 | 991.1 | 18 | -5.5 | 61 | 3.8 | 20 |
| 25 | 992.6 | 18 | -2.8 | 66 | 2.3 | 120 |
| 26 | 999.5 | 18 | -2.5 | 70 | 14.9 | 50 |
| 27 | 996.1 | 18 | -4.7 | 50 | 0.7 | 350 |
| 28 | 993.2 | 18 | -6.4 | 52 | 4.7 | 70 |
| 29 | 998.6 | 18 | -7.3 | 65 | 4.1 | 90 |
| 30 | 996.8 | 18 | -8.9 | 82 | 1.4 | 360 |
| 31 | 995.7 | 18 | -7.5 | 88 | 10.6 | 30 |