Station Number 45086
Prefecture Chiba [ Local Portal ]
Location 千葉県香取郡東庄町小南 (KATORI GUN TONOSHO MACHI, CHIBA KEN)
Months of Observations 498
Number of Observations 363,815
Period of Observations
Period Name Lat. Long. Height Anemometer
1974/11/01 -- 2017/02/22 TONOSHO 35.822N 140.685E 52m 0.0m
2017/02/23 -- 2017/12/99 TONOSHO 35.795N 140.682E 52m 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
45146 CHOSHI (Chiba) 16.00km 118deg.
45147 CHOSHI (Chiba) 17.04km 111deg.
45081 KATORI (Chiba) 17.70km 293deg.
40406 KASHIMA (Ibaraki) 19.41km 343deg.
45036 SAWARA (Chiba) 21.39km 306deg.
45181 YOKOSHIBAHIKARI (Chiba) 23.84km 230deg.
45121 NARITA (Chiba) 27.09km 262deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 336,657
[336,657 (92.54% / 93.25%)] [336,657 / 361,030 (93.25)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,091
[13,091 (3.60% / 3.63%)] [349,748 / 24,373 (96.88)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,609
[4,609 (1.27% / 1.28%)] [354,357 / 11,282 (98.15)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,364
[2,364 (0.65% / 0.65%)] [356,721 / 6,673 (98.81)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,295
[1,295 (0.36% / 0.36%)] [358,016 / 4,309 (99.17)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 818
[818 (0.22% / 0.23%)] [358,834 / 3,014 (99.39)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 511
[511 (0.14% / 0.14%)] [359,345 / 2,196 (99.53)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 397
[397 (0.11% / 0.11%)] [359,742 / 1,685 (99.64)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 281
[281 (0.08% / 0.08%)] [360,023 / 1,288 (99.72)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 222
[222 (0.06% / 0.06%)] [360,245 / 1,007 (99.78)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 138
[138 (0.04% / 0.04%)] [360,383 / 785 (99.82)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 96
[96 (0.03% / 0.03%)] [360,479 / 647 (99.85)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 96
[96 (0.03% / 0.03%)] [360,575 / 551 (99.87)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 73
[73 (0.02% / 0.02%)] [360,648 / 455 (99.89)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 77
[77 (0.02% / 0.02%)] [360,725 / 382 (99.92)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 45
[45 (0.01% / 0.01%)] [360,770 / 305 (99.93)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 40
[40 (0.01% / 0.01%)] [360,810 / 260 (99.94)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 30
[30 (0.01% / 0.01%)] [360,840 / 220 (99.95)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 22
[22 (0.01% / 0.01%)] [360,862 / 190 (99.95)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 20
[20 (0.01% / 0.01%)] [360,882 / 168 (99.96)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 24
[24 (0.01% / 0.01%)] [360,906 / 148 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 19
[19 (0.01% / 0.01%)] [360,925 / 124 (99.97)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 16
[16 (0.00% / 0.00%)] [360,941 / 105 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 13
[13 (0.00% / 0.00%)] [360,954 / 89 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 10
[10 (0.00% / 0.00%)] [360,964 / 76 (99.98)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 6
[6 (0.00% / 0.00%)] [360,970 / 66 (99.98)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 6
[6 (0.00% / 0.00%)] [360,976 / 60 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 5
[5 (0.00% / 0.00%)] [360,981 / 54 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [360,984 / 49 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 6
[6 (0.00% / 0.00%)] [360,990 / 46 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 9
[9 (0.00% / 0.00%)] [360,999 / 40 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [361,003 / 31 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 3
[3 (0.00% / 0.00%)] [361,006 / 27 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 5
[5 (0.00% / 0.00%)] [361,011 / 24 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [361,012 / 19 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [361,013 / 18 (100.00)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [361,014 / 17 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [361,016 / 16 (100.00)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 2
[2 (0.00% / 0.00%)] [361,018 / 14 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 2
[2 (0.00% / 0.00%)] [361,020 / 12 (100.00)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [361,021 / 10 (100.00)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 2
[2 (0.00% / 0.00%)] [361,023 / 9 (100.00)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 2
[2 (0.00% / 0.00%)] [361,025 / 7 (100.00)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [361,026 / 5 (100.00)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [361,027 / 4 (100.00)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 1
[1 (0.00% / 0.00%)] [361,028 / 3 (100.00)]
62.5mm - 63.4mm 62.5mm - 63.4mm = 2
[2 (0.00% / 0.00%)] [361,030 / 2 (100.00)]

Missing observations (2,785 / 0.77%)