Station Number 42391
Prefecture Gunma [ Local Portal ]
Location 群馬県甘楽郡甘楽町秋畑字八丁河原 (KANRA GUN KANRA MACHI, GUMMA KEN)
Months of Observations 255
Number of Observations 185,994
Period of Observations
Period Name Lat. Long. Height Anemometer
1974/11/01 -- 2009/11/02 INAFUKUMIYAMA 36.170N 138.863E 780m 0.0m
Real-time Data AMeRAS (AMeDAS Ranking Service)
Past Heavy Rain Data AMeDAS heavy rain
Weather Disaster Reports
Typhoon History
Neighbor Stations
Number Name Distance Azimuth
42396 KANNA (Gunma) 7.53km 156deg.
42326 NISHINOMAKI (Gunma) 16.31km 300deg.
43091 KAMIYOSHIDA (Saitama) 16.72km 140deg.
42341 FUJIOKA (Gunma) 20.26km 66deg.
48456 JIKKOKUTOGE (Nagano) 20.79km 250deg.
42286 KAMISATOMI (Gunma) 23.15km 7deg.
48516 KITAAIKI (Nagano) 25.08km 244deg.
43151 MITSUMINE (Saitama) 27.50km 168deg.
43156 CHICHIBU (Saitama) 27.51km 136deg.
43900 CHICHIBU (Saitama) 27.51km 136deg.
42276 ICHINOJIYAMA (Gunma) 29.01km 320deg.
43051 YORII (Saitama) 29.69km 103deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 141,956
[141,956 (76.32% / 90.65%)] [141,956 / 156,590 (90.65%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 8,197
[8,197 (4.41% / 5.23%)] [150,153 / 14,634 (95.89%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 2,522
[2,522 (1.36% / 1.61%)] [152,675 / 6,437 (97.50%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,317
[1,317 (0.71% / 0.84%)] [153,992 / 3,915 (98.34%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 796
[796 (0.43% / 0.51%)] [154,788 / 2,598 (98.85%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 425
[425 (0.23% / 0.27%)] [155,213 / 1,802 (99.12%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 326
[326 (0.18% / 0.21%)] [155,539 / 1,377 (99.33%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 233
[233 (0.13% / 0.15%)] [155,772 / 1,051 (99.48%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 152
[152 (0.08% / 0.10%)] [155,924 / 818 (99.57%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 123
[123 (0.07% / 0.08%)] [156,047 / 666 (99.65%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 87
[87 (0.05% / 0.06%)] [156,134 / 543 (99.71%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 71
[71 (0.04% / 0.05%)] [156,205 / 456 (99.75%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 43
[43 (0.02% / 0.03%)] [156,248 / 385 (99.78%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 47
[47 (0.03% / 0.03%)] [156,295 / 342 (99.81%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 37
[37 (0.02% / 0.02%)] [156,332 / 295 (99.84%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 32
[32 (0.02% / 0.02%)] [156,364 / 258 (99.86%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 29
[29 (0.02% / 0.02%)] [156,393 / 226 (99.87%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 20
[20 (0.01% / 0.01%)] [156,413 / 197 (99.89%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 17
[17 (0.01% / 0.01%)] [156,430 / 177 (99.90%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 16
[16 (0.01% / 0.01%)] [156,446 / 160 (99.91%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 21
[21 (0.01% / 0.01%)] [156,467 / 144 (99.92%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 14
[14 (0.01% / 0.01%)] [156,481 / 123 (99.93%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 11
[11 (0.01% / 0.01%)] [156,492 / 109 (99.94%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 10
[10 (0.01% / 0.01%)] [156,502 / 98 (99.94%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 6
[6 (0.00% / 0.00%)] [156,508 / 88 (99.95%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 7
[7 (0.00% / 0.00%)] [156,515 / 82 (99.95%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.01% / 0.01%)] [156,526 / 75 (99.96%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 10
[10 (0.01% / 0.01%)] [156,536 / 64 (99.97%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 1
[1 (0.00% / 0.00%)] [156,537 / 54 (99.97%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [156,539 / 53 (99.97%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 5
[5 (0.00% / 0.00%)] [156,544 / 51 (99.97%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [156,547 / 46 (99.97%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 7
[7 (0.00% / 0.00%)] [156,554 / 43 (99.98%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 8
[8 (0.00% / 0.01%)] [156,562 / 36 (99.98%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [156,565 / 28 (99.98%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 5
[5 (0.00% / 0.00%)] [156,570 / 25 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 2
[2 (0.00% / 0.00%)] [156,572 / 20 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [156,574 / 18 (99.99%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [156,575 / 16 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 3
[3 (0.00% / 0.00%)] [156,578 / 15 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [156,579 / 12 (99.99%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [156,580 / 11 (99.99%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [156,581 / 10 (99.99%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [156,582 / 9 (99.99%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [156,583 / 8 (100.00%)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [156,584 / 7 (100.00%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [156,585 / 6 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [156,586 / 5 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [156,587 / 4 (100.00%)]
57.5mm - 58.4mm 57.5mm - 58.4mm = 1
[1 (0.00% / 0.00%)] [156,588 / 3 (100.00%)]
60.5mm - 61.4mm 60.5mm - 61.4mm = 1
[1 (0.00% / 0.00%)] [156,589 / 2 (100.00%)]
62.5mm - 63.4mm 62.5mm - 63.4mm = 1
[1 (0.00% / 0.00%)] [156,590 / 1 (100.00%)]

Missing observations (29,404 / 15.81%)