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
2017/01
| | 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 | 0/58 | 0/43 | 0/12 | 0/4 | 0/1 | 0/1 | 1/2 | 1/1 | 1/1 | 1/1 | 0/0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 | 100 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/21 | 0/3 | 0/4 | 0/0 | 0/0 | 2/2 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | | | 100 | 0 | | | |
| 3日前予報 | 0/0 | 0/17 | 0/8 | 0/2 | 0/1 | 0/0 | 1/1 | 1/2 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | | 100 | 50 | | | |
| 4日前予報 | 0/0 | 0/20 | 0/3 | 0/2 | 0/2 | 0/2 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 0 | 100 | 100 | | | |
| 5日前予報 | 0/0 | 0/16 | 0/6 | 0/3 | 0/1 | 1/3 | 0/1 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 33 | 0 | 100 | | | |
| 6日前予報 | 0/0 | 0/12 | 0/9 | 0/4 | 1/4 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 25 | 50 | | | | | |
| 7日前予報 | 0/0 | 0/16 | 0/7 | 0/3 | 2/4 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 50 | 0 | | | | | |
2017/02
| | 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 | 0/53 | 0/30 | 1/19 | 1/2 | 0/1 | 1/5 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 0 | 5 | 50 | 0 | 20 | 50 | | | | |
| 2日前予報 | 0/0 | 0/16 | 0/7 | 0/1 | 1/1 | 0/0 | 1/1 | 0/1 | 0/1 | 0/0 | 0/0 | | 0 | 0 | 0 | 100 | | 100 | 0 | 0 | | |
| 3日前予報 | 0/0 | 0/16 | 0/5 | 0/2 | 1/2 | 0/0 | 1/1 | 0/1 | 0/1 | 0/0 | 0/0 | | 0 | 0 | 0 | 50 | | 100 | 0 | 0 | | |
| 4日前予報 | 0/0 | 0/15 | 0/6 | 0/2 | 1/1 | 1/2 | 0/0 | 0/2 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 0 | 100 | 50 | | 0 | | | |
| 5日前予報 | 0/0 | 0/13 | 1/8 | 1/3 | 0/1 | 0/1 | 0/0 | 0/2 | 0/0 | 0/0 | 0/0 | | 0 | 13 | 33 | 0 | 0 | | 0 | | | |
| 6日前予報 | 0/0 | 0/11 | 1/10 | 1/4 | 0/1 | 0/0 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 10 | 25 | 0 | | 0 | 0 | | | |
| 7日前予報 | 0/0 | 0/11 | 0/9 | 2/5 | 0/1 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 40 | 0 | 0 | | 0 | | | |
2017/03
| | 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 | 0/40 | 0/42 | 1/17 | 3/5 | 1/3 | 2/3 | 5/6 | 1/1 | 5/5 | 2/2 | 0/0 | 0 | 0 | 6 | 60 | 33 | 67 | 83 | 100 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/15 | 0/5 | 0/1 | 0/1 | 3/3 | 2/2 | 2/2 | 2/2 | 0/0 | 0/0 | | 0 | 0 | 0 | 0 | 100 | 100 | 100 | 100 | | |
| 3日前予報 | 0/0 | 0/10 | 0/6 | 0/4 | 5/7 | 2/2 | 0/0 | 1/1 | 1/1 | 0/0 | 0/0 | | 0 | 0 | 0 | 71 | 100 | | 100 | 100 | | |
| 4日前予報 | 0/0 | 0/10 | 0/6 | 0/6 | 6/6 | 0/0 | 1/1 | 0/0 | 2/2 | 0/0 | 0/0 | | 0 | 0 | 0 | 100 | | 100 | | 100 | | |
| 5日前予報 | 0/0 | 1/9 | 0/5 | 2/9 | 3/5 | 1/1 | 0/0 | 1/1 | 1/1 | 0/0 | 0/0 | | 11 | 0 | 22 | 60 | 100 | | 100 | 100 | | |
| 6日前予報 | 0/0 | 0/9 | 2/7 | 1/7 | 5/6 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 29 | 14 | 83 | 50 | | | | | |
| 7日前予報 | 0/0 | 0/7 | 0/8 | 4/8 | 4/6 | 0/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 50 | 67 | 0 | 100 | | | | |
2017/04
| | 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 | 0/36 | 0/41 | 1/10 | 3/14 | 1/2 | 2/5 | 6/7 | 1/1 | 3/3 | 1/1 | 0/0 | 0 | 0 | 10 | 21 | 50 | 40 | 86 | 100 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/8 | 1/7 | 1/6 | 0/0 | 5/5 | 0/1 | 1/1 | 0/0 | 2/2 | 0/0 | | 0 | 14 | 17 | | 100 | 0 | 100 | | 100 | |
| 3日前予報 | 0/0 | 1/9 | 0/5 | 3/6 | 0/2 | 1/1 | 0/1 | 3/4 | 1/1 | 1/1 | 0/0 | | 11 | 0 | 50 | 0 | 100 | 0 | 75 | 100 | 100 | |
| 4日前予報 | 0/0 | 1/8 | 0/4 | 1/5 | 2/3 | 1/3 | 3/4 | 0/1 | 2/2 | 0/0 | 0/0 | | 13 | 0 | 20 | 67 | 33 | 75 | 0 | 100 | | |
| 5日前予報 | 0/0 | 0/5 | 1/7 | 1/6 | 3/3 | 2/4 | 1/2 | 2/3 | 0/0 | 0/0 | 0/0 | | 0 | 14 | 17 | 100 | 50 | 50 | 67 | | | |
| 6日前予報 | 0/0 | 1/3 | 0/5 | 3/12 | 3/5 | 1/3 | 2/2 | 0/0 | 0/0 | 0/0 | 0/0 | | 33 | 0 | 25 | 60 | 33 | 100 | | | | |
| 7日前予報 | 0/0 | 0/1 | 2/11 | 1/8 | 5/7 | 2/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 18 | 13 | 71 | 67 | | | | | |
2017/05
| | 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 | 0/47 | 0/29 | 1/27 | 1/9 | 0/2 | 1/2 | 2/4 | 1/1 | 3/3 | 0/0 | 0/0 | 0 | 0 | 4 | 11 | 0 | 50 | 50 | 100 | 100 | | |
| 2日前予報 | 0/0 | 0/9 | 1/10 | 0/5 | 2/4 | 0/0 | 0/0 | 1/1 | 2/2 | 0/0 | 0/0 | | 0 | 10 | 0 | 50 | | | 100 | 100 | | |
| 3日前予報 | 0/0 | 0/8 | 0/7 | 1/5 | 2/7 | 1/2 | 1/1 | 0/0 | 1/1 | 0/0 | 0/0 | | 0 | 0 | 20 | 29 | 50 | 100 | | 100 | | |
| 4日前予報 | 0/0 | 0/7 | 0/7 | 1/5 | 3/10 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 20 | 30 | 100 | 100 | | | | |
| 5日前予報 | 0/0 | 0/3 | 1/13 | 0/6 | 4/8 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 8 | 0 | 50 | 100 | | | | | |
| 6日前予報 | 0/0 | 0/2 | 1/9 | 1/12 | 2/6 | 2/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 11 | 8 | 33 | 100 | | | | | |
| 7日前予報 | 0/0 | 0/1 | 0/7 | 2/13 | 2/8 | 2/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 15 | 25 | 100 | | | | | |
2017/06
| | 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 | 0/24 | 0/39 | 2/14 | 5/20 | 3/5 | 3/7 | 2/7 | 1/2 | 2/2 | 0/0 | 0/0 | 0 | 0 | 14 | 25 | 60 | 43 | 29 | 50 | 100 | | |
| 2日前予報 | 0/0 | 1/4 | 0/7 | 0/4 | 4/6 | 2/3 | 1/1 | 1/1 | 2/4 | 0/0 | 0/0 | | 25 | 0 | 0 | 67 | 67 | 100 | 100 | 50 | | |
| 3日前予報 | 0/0 | 1/5 | 2/3 | 1/7 | 2/5 | 2/4 | 0/1 | 3/3 | 0/2 | 0/0 | 0/0 | | 20 | 67 | 14 | 40 | 50 | 0 | 100 | 0 | | |
| 4日前予報 | 0/0 | 1/2 | 1/3 | 1/5 | 4/7 | 1/4 | 1/5 | 2/4 | 0/0 | 0/0 | 0/0 | | 50 | 33 | 20 | 57 | 25 | 20 | 50 | | | |
| 5日前予報 | 0/0 | 1/1 | 0/1 | 3/7 | 2/8 | 3/7 | 2/5 | 0/1 | 0/0 | 0/0 | 0/0 | | 100 | 0 | 43 | 25 | 43 | 40 | 0 | | | |
| 6日前予報 | 0/0 | 0/0 | 2/4 | 1/6 | 4/9 | 3/7 | 1/4 | 0/0 | 0/0 | 0/0 | 0/0 | | | 50 | 17 | 44 | 43 | 25 | | | | |
| 7日前予報 | 0/0 | 0/0 | 2/6 | 2/7 | 5/11 | 2/6 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 33 | 29 | 45 | 33 | | | | | |
2017/07
| | 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 | 0/9 | 0/30 | 0/37 | 3/35 | 1/7 | 1/1 | 3/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 9 | 14 | 100 | 60 | | | | |
| 2日前予報 | 0/0 | 0/1 | 0/9 | 2/8 | 4/11 | 0/1 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 | | 0 | 0 | 25 | 36 | 0 | | | 0 | | |
| 3日前予報 | 0/0 | 0/1 | 1/7 | 1/11 | 4/9 | 0/1 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | | 0 | 14 | 9 | 44 | 0 | 0 | | 0 | | |
| 4日前予報 | 0/0 | 0/0 | 1/5 | 2/13 | 3/11 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | | 20 | 15 | 27 | 0 | 0 | | | | |
| 5日前予報 | 0/0 | 0/0 | 1/4 | 3/14 | 2/11 | 0/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 25 | 21 | 18 | 0 | | | | | |
| 6日前予報 | 0/0 | 0/0 | 0/1 | 5/22 | 1/8 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 0 | 23 | 13 | | | | | | |
| 7日前予報 | 0/0 | 0/0 | 0/0 | 3/20 | 3/11 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | | 15 | 27 | | | | | | |
2017/08
| | 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 | 0/1 | 0/21 | 0/35 | 2/25 | 2/13 | 5/7 | 6/11 | 5/9 | 1/2 | 0/0 | 0/0 | 0 | 0 | 0 | 8 | 15 | 71 | 55 | 56 | 50 | | |
| 2日前予報 | 0/0 | 0/0 | 1/9 | 2/6 | 2/5 | 2/3 | 3/4 | 0/1 | 2/2 | 0/1 | 0/0 | | | 11 | 33 | 40 | 67 | 75 | 0 | 100 | 0 | |
| 3日前予報 | 0/0 | 0/1 | 1/6 | 2/6 | 3/6 | 4/8 | 1/2 | 1/2 | 0/0 | 0/0 | 0/0 | | 0 | 17 | 33 | 50 | 50 | 50 | 50 | | | |
| 4日前予報 | 0/0 | 0/1 | 2/5 | 2/7 | 2/7 | 2/7 | 1/1 | 3/3 | 0/0 | 0/0 | 0/0 | | 0 | 40 | 29 | 29 | 29 | 100 | 100 | | | |
| 5日前予報 | 0/0 | 0/0 | 1/3 | 4/12 | 2/8 | 3/6 | 1/1 | 1/1 | 0/0 | 0/0 | 0/0 | | | 33 | 33 | 25 | 50 | 100 | 100 | | | |
| 6日前予報 | 0/0 | 0/0 | 0/1 | 4/13 | 3/9 | 4/7 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | | 0 | 31 | 33 | 57 | 100 | | | | |
| 7日前予報 | 0/0 | 0/0 | 0/0 | 3/13 | 6/13 | 3/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | | 23 | 46 | 60 | | | | | |
2017/09
| | 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 | 0/26 | 2/36 | 2/22 | 2/8 | 1/2 | 5/8 | 4/7 | 4/4 | 3/4 | 3/3 | 0/0 | 0 | 6 | 9 | 25 | 50 | 63 | 57 | 100 | 75 | 100 | |
| 2日前予報 | 0/0 | 0/8 | 2/7 | 2/5 | 1/1 | 1/1 | 2/2 | 1/1 | 3/3 | 2/2 | 0/0 | | 0 | 29 | 40 | 100 | 100 | 100 | 100 | 100 | 100 | |
| 3日前予報 | 0/0 | 1/10 | 1/3 | 2/6 | 1/1 | 1/2 | 4/4 | 3/3 | 0/0 | 1/1 | 0/0 | | 10 | 33 | 33 | 100 | 50 | 100 | 100 | | 100 | |
| 4日前予報 | 0/0 | 1/6 | 1/9 | 2/4 | 3/3 | 0/0 | 5/6 | 2/2 | 0/0 | 0/0 | 0/0 | | 17 | 11 | 50 | 100 | | 83 | 100 | | | |
| 5日前予報 | 0/0 | 1/4 | 1/8 | 3/8 | 2/2 | 4/4 | 2/3 | 1/1 | 0/0 | 0/0 | 0/0 | | 25 | 13 | 38 | 100 | 100 | 67 | 100 | | | |
| 6日前予報 | 0/0 | 0/3 | 2/7 | 2/9 | 4/4 | 5/6 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 29 | 22 | 100 | 83 | 100 | | | | |
| 7日前予報 | 0/0 | 0/0 | 2/10 | 2/7 | 5/8 | 5/5 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | | 20 | 29 | 63 | 100 | | | | | |
2017/10
| | 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 | 0/41 | 0/18 | 1/9 | 1/5 | 2/3 | 3/4 | 7/13 | 12/13 | 7/7 | 11/11 | 0/0 | 0 | 0 | 11 | 20 | 67 | 75 | 54 | 92 | 100 | 100 | |
| 2日前予報 | 0/0 | 0/7 | 1/7 | 1/1 | 0/0 | 0/1 | 3/4 | 1/1 | 3/3 | 7/7 | 0/0 | | 0 | 14 | 100 | | 0 | 75 | 100 | 100 | 100 | |
| 3日前予報 | 0/0 | 1/10 | 0/2 | 1/3 | 0/1 | 1/1 | 4/4 | 3/4 | 2/2 | 4/4 | 0/0 | | 10 | 0 | 33 | 0 | 100 | 100 | 75 | 100 | 100 | |
| 4日前予報 | 0/0 | 0/6 | 1/3 | 1/4 | 1/4 | 1/2 | 5/5 | 4/4 | 1/1 | 2/2 | 0/0 | | 0 | 33 | 25 | 25 | 50 | 100 | 100 | 100 | 100 | |
| 5日前予報 | 0/0 | 0/5 | 1/4 | 2/5 | 1/4 | 6/6 | 3/3 | 3/4 | 0/0 | 0/0 | 0/0 | | 0 | 25 | 40 | 25 | 100 | 100 | 75 | | | |
| 6日前予報 | 0/0 | 0/2 | 1/6 | 3/5 | 1/6 | 8/9 | 2/2 | 1/1 | 0/0 | 0/0 | 0/0 | | 0 | 17 | 60 | 17 | 89 | 100 | 100 | | | |
| 7日前予報 | 0/0 | 0/1 | 2/7 | 2/4 | 5/11 | 7/8 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 29 | 50 | 45 | 88 | | | | | |
2017/11
| | 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 | 0/48 | 0/41 | 2/14 | 1/5 | 0/4 | 0/1 | 1/4 | 2/2 | 0/1 | 0/0 | 0/0 | 0 | 0 | 14 | 20 | 0 | 0 | 25 | 100 | 0 | | |
| 2日前予報 | 0/0 | 1/16 | 0/3 | 0/5 | 0/0 | 3/3 | 0/1 | 0/0 | 1/2 | 0/0 | 0/0 | | 6 | 0 | 0 | | 100 | 0 | | 50 | | |
| 3日前予報 | 0/0 | 1/12 | 0/7 | 0/3 | 2/3 | 1/2 | 0/1 | 1/1 | 0/0 | 0/1 | 0/0 | | 8 | 0 | 0 | 67 | 50 | 0 | 100 | | 0 | |
| 4日前予報 | 0/0 | 0/9 | 1/9 | 0/5 | 3/3 | 0/2 | 1/1 | 0/0 | 0/0 | 0/1 | 0/0 | | 0 | 11 | 0 | 100 | 0 | 100 | | | 0 | |
| 5日前予報 | 0/0 | 1/8 | 0/9 | 0/6 | 3/4 | 1/2 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | | 13 | 0 | 0 | 75 | 50 | | 0 | | | |
| 6日前予報 | 0/0 | 0/5 | 1/10 | 1/7 | 2/5 | 1/2 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 10 | 14 | 40 | 50 | | 0 | | | |
| 7日前予報 | 0/0 | 0/2 | 1/8 | 2/12 | 1/5 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 13 | 17 | 20 | 33 | | | | | |
2017/12
| | 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 | 0/80 | 0/28 | 1/11 | 0/2 | 0/0 | 0/1 | 0/1 | 1/1 | 0/0 | 0/0 | 0/0 | 0 | 0 | 9 | 0 | | 0 | 0 | 100 | | | |
| 2日前予報 | 0/2 | 0/18 | 0/3 | 0/2 | 0/1 | 1/4 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 0 | 0 | 25 | 100 | | | | |
| 3日前予報 | 0/2 | 0/15 | 0/5 | 0/3 | 1/4 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 0 | 25 | 50 | | | | | |
| 4日前予報 | 0/1 | 0/11 | 0/8 | 1/5 | 1/5 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | 0 | 0 | 0 | 20 | 20 | 0 | | | | | |
| 5日前予報 | 0/0 | 0/13 | 0/9 | 1/3 | 1/5 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 33 | 20 | | 0 | | | | |
| 6日前予報 | 0/0 | 0/10 | 0/10 | 2/8 | 0/2 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 0 | 25 | 0 | 0 | | | | | |
| 7日前予報 | 0/0 | 0/9 | 1/9 | 1/11 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 | | 0 | 11 | 9 | 0 | 0 | | | | | |
2017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 | 0/463 | 2/398 | 12/227 | 22/134 | 11/43 | 23/45 | 38/69 | 29/35 | 25/28 | 18/18 | 0/0 | 0 | 1 | 5 | 16 | 26 | 51 | 55 | 83 | 89 | 100 | |
| 2日前予報 | 0/2 | 2/123 | 6/77 | 8/48 | 14/30 | 17/24 | 15/19 | 7/10 | 15/20 | 11/12 | 0/0 | 0 | 2 | 8 | 17 | 47 | 71 | 79 | 70 | 75 | 92 | |
| 3日前予報 | 0/2 | 5/114 | 5/64 | 11/58 | 21/48 | 14/25 | 12/17 | 16/21 | 5/9 | 6/7 | 0/0 | 0 | 4 | 8 | 19 | 44 | 56 | 71 | 76 | 56 | 86 | |
| 4日前予報 | 0/1 | 3/95 | 7/68 | 11/63 | 29/62 | 7/25 | 19/26 | 12/17 | 5/5 | 2/3 | 0/0 | 0 | 3 | 10 | 17 | 47 | 28 | 73 | 71 | 100 | 67 | |
| 5日前予報 | 0/0 | 4/77 | 7/77 | 20/82 | 23/60 | 22/37 | 9/16 | 9/15 | 1/1 | 0/0 | 0/0 | | 5 | 9 | 24 | 38 | 59 | 56 | 60 | 100 | | |
| 6日前予報 | 0/0 | 1/57 | 10/79 | 24/109 | 26/65 | 26/41 | 7/11 | 1/3 | 0/0 | 0/0 | 0/0 | | 2 | 13 | 22 | 40 | 63 | 64 | 33 | | | |
| 7日前予報 | 0/0 | 0/48 | 10/82 | 24/111 | 38/86 | 22/36 | 1/1 | 0/1 | 0/0 | 0/0 | 0/0 | | 0 | 12 | 22 | 44 | 61 | 100 | 0 | | | |
降水確率的中率のグラフ
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Last updated 2018/01/01
連絡先：tf2