東京地方 天気予報
降水確率精度検証結果一覧表
表の見方と注意事項
グラフ 戻る
2018/01
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/68 | 0/36 | 0/11 | 0/2 | 0/0 | 0/0 | 4/4 | 1/1 | 0/0 | 2/2 | 0/0 | 0 | 0 | 0 | 0 | | | 100 | 100 | | 100 | |
| 2日前予報 | 0/0 | 0/17 | 0/8 | 0/0 | 0/0 | 1/3 | 2/2 | 0/0 | 0/0 | 1/1 | 0/0 | | 0 | 0 | | | 33 | 100 | | | 100 | |
| 3日前予報 | 0/1 | 0/16 | 0/7 | 0/2 | 0/0 | 0/1 | 1/1 | 2/2 | 1/1 | 0/0 | 0/0 | 0 | 0 | 0 | 0 | | 0 | 100 | 100 | 100 | | |
| 4日前予報 | 0/1 | 0/12 | 0/11 | 0/2 | 0/0 | 1/2 | 0/0 | 3/3 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 0 | | 50 | | 100 | | | |
| 5日前予報 | 0/1 | 0/12 | 0/8 | 0/5 | 1/1 | 1/2 | 0/0 | 2/2 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 0 | 100 | 50 | | 100 | | | |
| 6日前予報 | 0/0 | 0/15 | 1/8 | 0/3 | 1/2 | 0/1 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 13 | 0 | 50 | 0 | 100 | 100 | | | |
| 7日前予報 | 0/0 | 0/14 | 2/11 | 0/2 | 1/3 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 18 | 0 | 33 | 100 | | | | | |
2018/02
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/47 | 1/38 | 0/13 | 2/6 | 0/2 | 0/0 | 3/4 | 0/1 | 0/0 | 1/1 | 0/0 | 0 | 3 | 0 | 33 | 0 | | 75 | 0 | | 100 | |
| 2日前予報 | 0/0 | 0/10 | 0/4 | 0/4 | 1/4 | 4/4 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 25 | 100 | 0 | | | | |
| 3日前予報 | 0/0 | 0/12 | 1/3 | 1/5 | 0/2 | 1/2 | 2/3 | 0/0 | 0/1 | 0/0 | 0/0 | | 0 | 33 | 20 | 0 | 50 | 67 | | 0 | | |
| 4日前予報 | 0/0 | 0/10 | 0/3 | 1/5 | 1/5 | 1/1 | 1/2 | 1/2 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 20 | 20 | 100 | 50 | 50 | | | |
| 5日前予報 | 0/0 | 0/11 | 0/4 | 1/3 | 3/7 | 1/1 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 33 | 43 | 100 | 0 | 0 | | | |
| 6日前予報 | 0/0 | 0/11 | 1/4 | 2/6 | 1/4 | 1/1 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 25 | 33 | 25 | 100 | 0 | | | | |
| 7日前予報 | 0/0 | 0/8 | 2/10 | 2/6 | 1/2 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 20 | 33 | 50 | 0 | | | | | |
2018/03
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/67 | 0/19 | 3/7 | 2/6 | 0/1 | 1/4 | 4/6 | 1/2 | 4/4 | 7/7 | 1/1 | 0 | 0 | 43 | 33 | 0 | 25 | 67 | 50 | 100 | 100 | 100 |
| 2日前予報 | 0/0 | 0/15 | 2/5 | 0/1 | 1/1 | 2/3 | 0/0 | 0/0 | 2/2 | 4/4 | 0/0 | | 0 | 40 | 0 | 100 | 67 | | | 100 | 100 | |
| 3日前予報 | 0/0 | 0/15 | 1/5 | 0/0 | 2/3 | 2/2 | 1/1 | 2/2 | 0/0 | 3/3 | 0/0 | | 0 | 20 | | 67 | 100 | 100 | 100 | | 100 | |
| 4日前予報 | 0/0 | 0/12 | 1/8 | 1/1 | 3/4 | 0/0 | 1/1 | 2/2 | 2/2 | 1/1 | 0/0 | | 0 | 13 | 100 | 75 | | 100 | 100 | 100 | 100 | |
| 5日前予報 | 0/0 | 0/9 | 1/8 | 1/4 | 2/3 | 1/1 | 3/3 | 2/2 | 0/0 | 1/1 | 0/0 | | 0 | 13 | 25 | 67 | 100 | 100 | 100 | | 100 | |
| 6日前予報 | 0/0 | 0/7 | 0/6 | 3/5 | 0/4 | 5/6 | 1/1 | 2/2 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 60 | 0 | 83 | 100 | 100 | | | |
| 7日前予報 | 0/0 | 0/4 | 0/8 | 3/7 | 2/5 | 4/5 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 43 | 40 | 80 | 100 | 100 | | | |
2018/04
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/47 | 0/37 | 0/13 | 1/10 | 1/2 | 0/2 | 4/4 | 2/2 | 2/2 | 1/1 | 0/0 | 0 | 0 | 0 | 10 | 50 | 0 | 100 | 100 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/15 | 0/4 | 1/5 | 2/2 | 0/0 | 0/0 | 0/1 | 2/2 | 1/1 | 0/0 | | 0 | 0 | 20 | 100 | | | 0 | 100 | 100 | |
| 3日前予報 | 0/0 | 0/14 | 1/6 | 1/4 | 1/2 | 1/1 | 0/1 | 0/0 | 1/1 | 1/1 | 0/0 | | 0 | 17 | 25 | 50 | 100 | 0 | | 100 | 100 | |
| 4日前予報 | 0/0 | 0/12 | 0/5 | 1/4 | 1/3 | 1/2 | 1/2 | 0/0 | 1/1 | 1/1 | 0/0 | | 0 | 0 | 25 | 33 | 50 | 50 | | 100 | 100 | |
| 5日前予報 | 0/0 | 1/9 | 0/7 | 0/4 | 1/4 | 2/2 | 1/3 | 1/1 | 0/0 | 0/0 | 0/0 | | 11 | 0 | 0 | 25 | 100 | 33 | 100 | | | |
| 6日前予報 | 0/0 | 1/11 | 0/4 | 0/6 | 2/4 | 1/2 | 2/3 | 0/0 | 0/0 | 0/0 | 0/0 | | 9 | 0 | 0 | 50 | 50 | 67 | | | | |
| 7日前予報 | 0/0 | 1/7 | 0/9 | 0/6 | 1/2 | 4/5 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 14 | 0 | 0 | 50 | 80 | 0 | | | | |
2018/05
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/48 | 0/30 | 0/13 | 3/9 | 0/2 | 1/4 | 6/8 | 6/7 | 1/1 | 2/2 | 0/0 | 0 | 0 | 0 | 33 | 0 | 25 | 75 | 86 | 100 | 100 | |
| 2日前予報 | 0/3 | 0/8 | 0/4 | 1/3 | 1/2 | 1/3 | 3/3 | 1/1 | 3/4 | 0/0 | 0/0 | 0 | 0 | 0 | 33 | 50 | 33 | 100 | 100 | 75 | | |
| 3日前予報 | 0/3 | 0/8 | 0/2 | 1/3 | 4/6 | 2/4 | 2/3 | 0/0 | 1/2 | 0/0 | 0/0 | 0 | 0 | 0 | 33 | 67 | 50 | 67 | | 50 | | |
| 4日前予報 | 0/0 | 0/8 | 1/5 | 1/4 | 4/6 | 0/1 | 2/4 | 1/2 | 1/1 | 0/0 | 0/0 | | 0 | 20 | 25 | 67 | 0 | 50 | 50 | 100 | | |
| 5日前予報 | 0/0 | 0/9 | 1/4 | 2/6 | 3/6 | 2/2 | 1/3 | 0/0 | 0/0 | 1/1 | 0/0 | | 0 | 25 | 33 | 50 | 100 | 33 | | | 100 | |
| 6日前予報 | 0/0 | 0/5 | 1/7 | 3/6 | 2/7 | 1/2 | 3/4 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 14 | 50 | 29 | 50 | 75 | | | | |
| 7日前予報 | 0/0 | 0/4 | 0/4 | 3/10 | 4/7 | 2/5 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 30 | 57 | 40 | 100 | | | | |
2018/06
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/20 | 0/44 | 2/18 | 2/9 | 1/4 | 3/5 | 3/7 | 4/4 | 5/6 | 1/1 | 2/2 | 0 | 0 | 11 | 22 | 25 | 60 | 43 | 100 | 83 | 100 | 100 |
| 2日前予報 | 0/0 | 1/8 | 0/5 | 0/3 | 1/3 | 2/3 | 2/2 | 2/2 | 2/2 | 2/2 | 0/0 | | 13 | 0 | 0 | 33 | 67 | 100 | 100 | 100 | 100 | |
| 3日前予報 | 0/0 | 1/6 | 0/7 | 0/2 | 1/3 | 4/4 | 2/3 | 1/1 | 1/1 | 2/3 | 0/0 | | 17 | 0 | 0 | 33 | 100 | 67 | 100 | 100 | 67 | |
| 4日前予報 | 0/0 | 0/4 | 1/7 | 1/4 | 0/1 | 6/8 | 1/2 | 0/1 | 1/1 | 2/2 | 0/0 | | 0 | 14 | 25 | 0 | 75 | 50 | 0 | 100 | 100 | |
| 5日前予報 | 0/0 | 0/2 | 2/6 | 1/5 | 0/4 | 5/7 | 1/2 | 1/2 | 1/1 | 1/1 | 0/0 | | 0 | 33 | 20 | 0 | 71 | 50 | 50 | 100 | 100 | |
| 6日前予報 | 0/0 | 0/0 | 1/6 | 3/8 | 2/7 | 4/6 | 2/3 | 0/0 | 0/0 | 0/0 | 0/0 | | | 17 | 38 | 29 | 67 | 67 | | | | |
| 7日前予報 | 0/0 | 0/0 | 0/2 | 2/8 | 5/11 | 4/8 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | | 0 | 25 | 45 | 50 | 100 | | | | |
2018/07
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/17 | 0/39 | 1/36 | 3/14 | 1/4 | 3/8 | 2/2 | 0/0 | 0/0 | 2/2 | 2/2 | 0 | 0 | 3 | 21 | 25 | 38 | 100 | | | 100 | 100 |
| 2日前予報 | 0/0 | 0/8 | 1/9 | 1/6 | 1/3 | 1/2 | 0/0 | 1/1 | 1/1 | 1/1 | 0/0 | | 0 | 11 | 17 | 33 | 50 | | 100 | 100 | 100 | |
| 3日前予報 | 0/0 | 1/12 | 0/4 | 2/9 | 0/1 | 0/0 | 0/0 | 3/3 | 0/0 | 1/2 | 0/0 | | 8 | 0 | 22 | 0 | | | 100 | | 50 | |
| 4日前予報 | 0/0 | 1/7 | 0/9 | 2/8 | 0/2 | 1/1 | 2/2 | 0/1 | 0/0 | 1/1 | 0/0 | | 14 | 0 | 25 | 0 | 100 | 100 | 0 | | 100 | |
| 5日前予報 | 0/0 | 1/5 | 1/5 | 3/16 | 0/2 | 1/1 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 | | 20 | 20 | 19 | 0 | 100 | 100 | 0 | | | |
| 6日前予報 | 0/0 | 0/0 | 1/7 | 5/18 | 1/5 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 14 | 28 | 20 | 0 | | | | | |
| 7日前予報 | 0/0 | 0/1 | 1/6 | 6/21 | 0/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 17 | 29 | 0 | | | | | | |
2018/08
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/20 | 0/32 | 0/26 | 3/23 | 1/5 | 2/10 | 0/2 | 1/2 | 2/2 | 2/2 | 0/0 | 0 | 0 | 0 | 13 | 20 | 20 | 0 | 50 | 100 | 100 | |
| 2日前予報 | 0/0 | 1/6 | 0/7 | 0/3 | 3/7 | 0/3 | 0/1 | 3/3 | 0/0 | 1/1 | 0/0 | | 17 | 0 | 0 | 43 | 0 | 0 | 100 | | 100 | |
| 3日前予報 | 0/0 | 0/2 | 0/6 | 2/9 | 3/8 | 0/2 | 1/2 | 2/2 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 22 | 38 | 0 | 50 | 100 | | | |
| 4日前予報 | 0/0 | 0/1 | 1/6 | 4/13 | 0/3 | 1/4 | 1/3 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 17 | 31 | 0 | 25 | 33 | 100 | | | |
| 5日前予報 | 0/0 | 0/0 | 0/1 | 5/21 | 0/4 | 2/3 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | | | 0 | 24 | 0 | 67 | 50 | | | | |
| 6日前予報 | 0/0 | 0/0 | 2/5 | 5/21 | 1/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 40 | 24 | 20 | | | | | | |
| 7日前予報 | 0/0 | 0/0 | 1/4 | 5/22 | 2/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 25 | 23 | 40 | | | | | | |
2018/09
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/6 | 0/26 | 1/16 | 2/15 | 7/16 | 3/10 | 8/10 | 4/7 | 9/9 | 5/5 | 0/0 | 0 | 0 | 6 | 13 | 44 | 30 | 80 | 57 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/3 | 0/1 | 3/9 | 3/3 | 3/3 | 3/3 | 4/4 | 2/2 | 2/2 | 0/0 | | 0 | 0 | 33 | 100 | 100 | 100 | 100 | 100 | 100 | |
| 3日前予報 | 0/0 | 0/1 | 1/6 | 3/4 | 4/7 | 4/4 | 3/3 | 2/2 | 1/1 | 2/2 | 0/0 | | 0 | 17 | 75 | 57 | 100 | 100 | 100 | 100 | 100 | |
| 4日前予報 | 0/0 | 0/0 | 0/5 | 2/4 | 8/11 | 2/2 | 3/3 | 4/4 | 0/0 | 1/1 | 0/0 | | | 0 | 50 | 73 | 100 | 100 | 100 | | 100 | |
| 5日前予報 | 0/0 | 0/0 | 1/2 | 3/9 | 5/8 | 5/5 | 4/4 | 2/2 | 0/0 | 0/0 | 0/0 | | | 50 | 33 | 63 | 100 | 100 | 100 | | | |
| 6日前予報 | 0/0 | 0/0 | 1/2 | 3/10 | 7/9 | 4/4 | 4/4 | 1/1 | 0/0 | 0/0 | 0/0 | | | 50 | 30 | 78 | 100 | 100 | 100 | | | |
| 7日前予報 | 0/0 | 0/0 | 0/1 | 6/11 | 6/10 | 7/7 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 | | | 0 | 55 | 60 | 100 | | 100 | | | |
2018/10
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/24 | 1/50 | 1/18 | 3/14 | 2/6 | 1/5 | 2/6 | 1/1 | 0/0 | 0/0 | 0/0 | 0 | 2 | 6 | 21 | 33 | 20 | 33 | 100 | | | |
| 2日前予報 | 0/1 | 0/6 | 2/6 | 0/7 | 3/6 | 1/2 | 1/1 | 1/1 | 0/1 | 0/0 | 0/0 | 0 | 0 | 33 | 0 | 50 | 50 | 100 | 100 | 0 | | |
| 3日前予報 | 0/0 | 0/9 | 1/5 | 2/5 | 2/6 | 1/4 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 20 | 40 | 33 | 25 | 100 | 100 | | | |
| 4日前予報 | 0/0 | 0/5 | 1/8 | 3/7 | 1/6 | 1/3 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 13 | 43 | 17 | 33 | 100 | 100 | | | |
| 5日前予報 | 0/0 | 0/4 | 2/6 | 1/8 | 3/9 | 0/2 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 33 | 13 | 33 | 0 | 100 | 100 | | | |
| 6日前予報 | 0/0 | 0/2 | 1/6 | 3/10 | 1/8 | 3/4 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 17 | 30 | 13 | 75 | 0 | | | | |
| 7日前予報 | 0/0 | 0/2 | 1/4 | 3/12 | 2/8 | 2/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 25 | 25 | 25 | 40 | | | | | |
2018/11
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/44 | 3/34 | 2/13 | 3/16 | 2/5 | 2/4 | 1/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 9 | 15 | 19 | 40 | 50 | 25 | | | | |
| 2日前予報 | 0/0 | 2/12 | 0/1 | 3/7 | 2/7 | 1/2 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 17 | 0 | 43 | 29 | 50 | 100 | | | | |
| 3日前予報 | 0/0 | 1/11 | 2/4 | 3/9 | 2/4 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 9 | 50 | 33 | 50 | 50 | | | | | |
| 4日前予報 | 0/0 | 1/8 | 2/5 | 2/9 | 3/6 | 0/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 13 | 40 | 22 | 50 | 0 | 100 | | | | |
| 5日前予報 | 0/0 | 2/11 | 0/2 | 5/11 | 2/5 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 18 | 0 | 45 | 40 | | 0 | | | | |
| 6日前予報 | 0/0 | 1/10 | 1/5 | 6/10 | 1/4 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 10 | 20 | 60 | 25 | | 0 | | | | |
| 7日前予報 | 0/0 | 1/10 | 2/6 | 5/9 | 1/3 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 10 | 33 | 56 | 33 | 0 | | | | | |
2018/12
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/70 | 0/28 | 1/11 | 1/4 | 0/2 | 0/4 | 0/0 | 4/4 | 1/1 | 0/0 | 0/0 | 0 | 0 | 9 | 25 | 0 | 0 | | 100 | 100 | | |
| 2日前予報 | 0/0 | 0/17 | 0/2 | 0/3 | 0/2 | 2/5 | 2/2 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 40 | 100 | | | | |
| 3日前予報 | 0/0 | 0/16 | 0/2 | 0/4 | 0/2 | 1/4 | 3/3 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 25 | 100 | | | | |
| 4日前予報 | 0/0 | 0/13 | 0/3 | 0/5 | 0/3 | 3/5 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 60 | 100 | 0 | | | |
| 5日前予報 | 0/0 | 0/14 | 0/1 | 0/2 | 0/8 | 3/5 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 60 | 100 | | | | |
| 6日前予報 | 0/0 | 0/12 | 0/3 | 0/5 | 2/7 | 2/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 29 | 50 | | | | | |
| 7日前予報 | 0/0 | 0/13 | 0/5 | 1/4 | 1/6 | 2/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 25 | 17 | 67 | | | | | |
2018合計
| | 実際の降水日数／予報日数 | 実際の降水日数割合（%） |
| 予報降水確率 | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% | 0% | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% | 100% |
| 1日前予報 | 0/478 | 5/413 | 11/195 | 25/128 | 15/49 | 16/56 | 37/57 | 24/31 | 24/25 | 23/23 | 5/5 | 0 | 1 | 6 | 20 | 31 | 29 | 65 | 77 | 96 | 100 | 100 |
| 2日前予報 | 0/4 | 4/125 | 5/56 | 9/51 | 18/40 | 18/33 | 14/17 | 12/13 | 12/14 | 12/12 | 0/0 | 0 | 3 | 9 | 18 | 45 | 55 | 82 | 92 | 86 | 100 | |
| 3日前予報 | 0/4 | 3/122 | 7/57 | 15/56 | 19/44 | 17/30 | 16/21 | 13/13 | 5/7 | 9/11 | 0/0 | 0 | 2 | 12 | 27 | 43 | 57 | 76 | 100 | 71 | 82 | |
| 4日前予報 | 0/1 | 2/92 | 7/75 | 18/66 | 21/50 | 17/30 | 15/22 | 13/18 | 5/5 | 6/6 | 0/0 | 0 | 2 | 9 | 27 | 42 | 57 | 68 | 72 | 100 | 100 | |
| 5日前予報 | 0/1 | 4/86 | 8/54 | 22/94 | 20/61 | 23/31 | 14/22 | 9/12 | 1/1 | 3/3 | 0/0 | 0 | 5 | 15 | 23 | 33 | 74 | 64 | 75 | 100 | 100 | |
| 6日前予報 | 0/0 | 2/73 | 10/63 | 33/108 | 21/66 | 21/31 | 13/20 | 4/4 | 0/0 | 0/0 | 0/0 | | 3 | 16 | 31 | 32 | 68 | 65 | 100 | | | |
| 7日前予報 | 0/0 | 2/63 | 9/70 | 36/118 | 26/65 | 26/43 | 3/4 | 2/2 | 0/0 | 0/0 | 0/0 | | 3 | 13 | 31 | 40 | 60 | 75 | 100 | | | |
降水確率的中率のグラフ
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Last updated 2019/01/01
連絡先：tf2