観測所番号 74391
都道府県 高知県 [ 地域ポータル ]
所在地 高知県高岡郡四万十町大正 (高知県高岡郡四万十町)
観測月数 469
観測回数 342,250
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1974年11月01日 〜 2010年03月09日 大正 (タイショウ) 33.195N 132.975E 152m 0.0m
2010年03月10日 〜 2015年08月99日 大正 (タイショウ) 33.193N 132.972E 150m 0.0m
リアルタイムデータ アメラス(アメダス・ランキング・サービス)
過去の大雨データ アメダス集中豪雨
気象災害報告
台風接近履歴
近隣観測所
番号 名前 距離 方位
74386 堂ケ森(高知県) 9.67km 246度
74361 窪川(高知県) 14.63km 83度
74381 江川崎(高知県) 16.98km 261度
74436 佐賀(高知県) 17.60km 136度
74296 梼原(高知県) 22.34km 347度
74456 中村(高知県) 23.03km 192度
74237 船戸(高知県) 27.09km 23度
73446 近永(愛媛県) 28.47km 283度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 306,851
[306,851 (89.66% / 90.12%)] [306,851 / 340,488 (90.12%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 15,005
[15,005 (4.38% / 4.41%)] [321,856 / 33,637 (94.53%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 6,232
[6,232 (1.82% / 1.83%)] [328,088 / 18,632 (96.36%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 3,467
[3,467 (1.01% / 1.02%)] [331,555 / 12,400 (97.38%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 2,187
[2,187 (0.64% / 0.64%)] [333,742 / 8,933 (98.02%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 1,500
[1,500 (0.44% / 0.44%)] [335,242 / 6,746 (98.46%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 1,070
[1,070 (0.31% / 0.31%)] [336,312 / 5,246 (98.77%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 764
[764 (0.22% / 0.22%)] [337,076 / 4,176 (99.00%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 577
[577 (0.17% / 0.17%)] [337,653 / 3,412 (99.17%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 518
[518 (0.15% / 0.15%)] [338,171 / 2,835 (99.32%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 357
[357 (0.10% / 0.10%)] [338,528 / 2,317 (99.42%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 297
[297 (0.09% / 0.09%)] [338,825 / 1,960 (99.51%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 249
[249 (0.07% / 0.07%)] [339,074 / 1,663 (99.58%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 186
[186 (0.05% / 0.05%)] [339,260 / 1,414 (99.64%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 171
[171 (0.05% / 0.05%)] [339,431 / 1,228 (99.69%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 137
[137 (0.04% / 0.04%)] [339,568 / 1,057 (99.73%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 111
[111 (0.03% / 0.03%)] [339,679 / 920 (99.76%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 94
[94 (0.03% / 0.03%)] [339,773 / 809 (99.79%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 90
[90 (0.03% / 0.03%)] [339,863 / 715 (99.82%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 79
[79 (0.02% / 0.02%)] [339,942 / 625 (99.84%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 64
[64 (0.02% / 0.02%)] [340,006 / 546 (99.86%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 64
[64 (0.02% / 0.02%)] [340,070 / 482 (99.88%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 42
[42 (0.01% / 0.01%)] [340,112 / 418 (99.89%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 33
[33 (0.01% / 0.01%)] [340,145 / 376 (99.90%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 44
[44 (0.01% / 0.01%)] [340,189 / 343 (99.91%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 34
[34 (0.01% / 0.01%)] [340,223 / 299 (99.92%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 23
[23 (0.01% / 0.01%)] [340,246 / 265 (99.93%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 24
[24 (0.01% / 0.01%)] [340,270 / 242 (99.94%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 25
[25 (0.01% / 0.01%)] [340,295 / 218 (99.94%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 17
[17 (0.00% / 0.00%)] [340,312 / 193 (99.95%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 29
[29 (0.01% / 0.01%)] [340,341 / 176 (99.96%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 22
[22 (0.01% / 0.01%)] [340,363 / 147 (99.96%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 10
[10 (0.00% / 0.00%)] [340,373 / 125 (99.97%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 12
[12 (0.00% / 0.00%)] [340,385 / 115 (99.97%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 11
[11 (0.00% / 0.00%)] [340,396 / 103 (99.97%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 8
[8 (0.00% / 0.00%)] [340,404 / 92 (99.98%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 6
[6 (0.00% / 0.00%)] [340,410 / 84 (99.98%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 10
[10 (0.00% / 0.00%)] [340,420 / 78 (99.98%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 5
[5 (0.00% / 0.00%)] [340,425 / 68 (99.98%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 8
[8 (0.00% / 0.00%)] [340,433 / 63 (99.98%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 4
[4 (0.00% / 0.00%)] [340,437 / 55 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 6
[6 (0.00% / 0.00%)] [340,443 / 51 (99.99%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 7
[7 (0.00% / 0.00%)] [340,450 / 45 (99.99%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 3
[3 (0.00% / 0.00%)] [340,453 / 38 (99.99%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 3
[3 (0.00% / 0.00%)] [340,456 / 35 (99.99%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [340,457 / 32 (99.99%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 5
[5 (0.00% / 0.00%)] [340,462 / 31 (99.99%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [340,463 / 26 (99.99%)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 2
[2 (0.00% / 0.00%)] [340,465 / 25 (99.99%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 3
[3 (0.00% / 0.00%)] [340,468 / 23 (99.99%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 2
[2 (0.00% / 0.00%)] [340,470 / 20 (99.99%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 2
[2 (0.00% / 0.00%)] [340,472 / 18 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 3
[3 (0.00% / 0.00%)] [340,475 / 16 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [340,476 / 13 (100.00%)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 3
[3 (0.00% / 0.00%)] [340,479 / 12 (100.00%)]
54.5mm - 55.4mm 54.5mm - 55.4mm = 1
[1 (0.00% / 0.00%)] [340,480 / 9 (100.00%)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 3
[3 (0.00% / 0.00%)] [340,483 / 8 (100.00%)]
59.5mm - 60.4mm 59.5mm - 60.4mm = 1
[1 (0.00% / 0.00%)] [340,484 / 5 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [340,485 / 4 (100.00%)]
65.5mm - 66.4mm 65.5mm - 66.4mm = 1
[1 (0.00% / 0.00%)] [340,486 / 3 (100.00%)]
68.5mm - 69.4mm 68.5mm - 69.4mm = 1
[1 (0.00% / 0.00%)] [340,487 / 2 (100.00%)]
78.5mm - 79.4mm 78.5mm - 79.4mm = 1
[1 (0.00% / 0.00%)] [340,488 / 1 (100.00%)]

欠測回数 (1,762 / 0.51%)