Station Number 45181
Prefecture Chiba [ Local Portal ]
Location 千葉県山武郡横芝光町横芝 (SAMBU GUN YOKOSHIBAHIKARI MACHI, CHIBA KEN)
Months of Observations 499
Number of Observations 364,512
Period of Observations
Period Name Lat. Long. Height Anemometer
1975/05/16 -- 1978/01/09 YOKOSHIBA 35.657N 140.480E 6m 0.0m
1978/01/10 -- 1986/11/06 YOKOSHIBA 35.657N 140.480E 6m 7.9m
1986/11/07 -- 2006/04/02 YOKOSHIBA 35.657N 140.480E 6m 7.9m
2006/04/03 -- 2008/02/04 YOKOSHIBAHIKARI 35.657N 140.480E 6m 7.9m
2008/02/05 -- 2010/02/17 YOKOSHIBAHIKARI 35.657N 140.480E 6m 7.9m
2010/02/18 -- 2017/07/99 YOKOSHIBAHIKARI 35.657N 140.480E 6m 10.0m
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
45121 NARITA (Chiba) 14.57km 323deg.
45081 KATORI (Chiba) 22.39km 5deg.
45086 TONOSHO (Chiba) 23.84km 49deg.
45116 SAKURA (Chiba) 25.50km 288deg.
45036 SAWARA (Chiba) 28.09km 2deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 339,756
[339,756 (93.21% / 93.29%)] [339,756 / 364,209 (93.29)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,244
[13,244 (3.63% / 3.64%)] [353,000 / 24,453 (96.92)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,736
[4,736 (1.30% / 1.30%)] [357,736 / 11,209 (98.22)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,272
[2,272 (0.62% / 0.62%)] [360,008 / 6,473 (98.85)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,250
[1,250 (0.34% / 0.34%)] [361,258 / 4,201 (99.19)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 794
[794 (0.22% / 0.22%)] [362,052 / 2,951 (99.41)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 502
[502 (0.14% / 0.14%)] [362,554 / 2,157 (99.55)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 362
[362 (0.10% / 0.10%)] [362,916 / 1,655 (99.64)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 290
[290 (0.08% / 0.08%)] [363,206 / 1,293 (99.72)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 215
[215 (0.06% / 0.06%)] [363,421 / 1,003 (99.78)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 152
[152 (0.04% / 0.04%)] [363,573 / 788 (99.83)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 119
[119 (0.03% / 0.03%)] [363,692 / 636 (99.86)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 92
[92 (0.03% / 0.03%)] [363,784 / 517 (99.88)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 59
[59 (0.02% / 0.02%)] [363,843 / 425 (99.90)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 60
[60 (0.02% / 0.02%)] [363,903 / 366 (99.92)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 35
[35 (0.01% / 0.01%)] [363,938 / 306 (99.93)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 42
[42 (0.01% / 0.01%)] [363,980 / 271 (99.94)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [364,007 / 229 (99.94)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 28
[28 (0.01% / 0.01%)] [364,035 / 202 (99.95)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 28
[28 (0.01% / 0.01%)] [364,063 / 174 (99.96)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 20
[20 (0.01% / 0.01%)] [364,083 / 146 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 15
[15 (0.00% / 0.00%)] [364,098 / 126 (99.97)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 16
[16 (0.00% / 0.00%)] [364,114 / 111 (99.97)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 10
[10 (0.00% / 0.00%)] [364,124 / 95 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 12
[12 (0.00% / 0.00%)] [364,136 / 85 (99.98)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 9
[9 (0.00% / 0.00%)] [364,145 / 73 (99.98)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.00% / 0.00%)] [364,156 / 64 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [364,160 / 53 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [364,164 / 49 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [364,166 / 45 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 6
[6 (0.00% / 0.00%)] [364,172 / 43 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [364,175 / 37 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [364,177 / 34 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [364,181 / 32 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [364,184 / 28 (99.99)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [364,186 / 25 (99.99)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [364,187 / 23 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [364,191 / 22 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 3
[3 (0.00% / 0.00%)] [364,194 / 18 (100.00)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 3
[3 (0.00% / 0.00%)] [364,197 / 15 (100.00)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [364,198 / 12 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [364,199 / 11 (100.00)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [364,200 / 10 (100.00)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 2
[2 (0.00% / 0.00%)] [364,202 / 9 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [364,203 / 7 (100.00)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [364,204 / 6 (100.00)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [364,205 / 5 (100.00)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 2
[2 (0.00% / 0.00%)] [364,207 / 4 (100.00)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [364,208 / 2 (100.00)]
74.5mm - 75.4mm 74.5mm - 75.4mm = 1
[1 (0.00% / 0.00%)] [364,209 / 1 (100.00)]

Missing observations (303 / 0.08%)

Wind Direction

Calm Calm = 36,778
[36,778 (10.09% / 10.62%)]
NNE NNE = 32,847
[32,847 (9.01% / 9.48%)]
NE NE = 23,016
[23,016 (6.31% / 6.65%)]
ENE ENE = 14,072
[14,072 (3.86% / 4.06%)]
E E = 9,086
[9,086 (2.49% / 2.62%)]
ESE ESE = 11,562
[11,562 (3.17% / 3.34%)]
SE SE = 12,558
[12,558 (3.45% / 3.63%)]
SSE SSE = 14,281
[14,281 (3.92% / 4.12%)]
S S = 23,531
[23,531 (6.46% / 6.79%)]
SSW SSW = 17,834
[17,834 (4.89% / 5.15%)]
SW SW = 14,260
[14,260 (3.91% / 4.12%)]
WSW WSW = 6,933
[6,933 (1.90% / 2.00%)]
W W = 5,312
[5,312 (1.46% / 1.53%)]
WNW WNW = 10,477
[10,477 (2.87% / 3.03%)]
NW NW = 23,710
[23,710 (6.50% / 6.85%)]
NNW NNW = 57,208
[57,208 (15.69% / 16.52%)]
N N = 32,846
[32,846 (9.01% / 9.48%)]

Missing observations (18,201 / 4.99%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 38,451
[38,451 (10.55% / 11.10%)] [38,451 / 346,334 (11.10)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 107,744
[107,744 (29.56% / 31.11%)] [146,195 / 307,883 (42.21)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 93,110
[93,110 (25.54% / 26.88%)] [239,305 / 200,139 (69.10)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 57,148
[57,148 (15.68% / 16.50%)] [296,453 / 107,029 (85.60)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 28,750
[28,750 (7.89% / 8.30%)] [325,203 / 49,881 (93.90)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 12,210
[12,210 (3.35% / 3.53%)] [337,413 / 21,131 (97.42)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 5,437
[5,437 (1.49% / 1.57%)] [342,850 / 8,921 (98.99)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 2,099
[2,099 (0.58% / 0.61%)] [344,949 / 3,484 (99.60)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 838
[838 (0.23% / 0.24%)] [345,787 / 1,385 (99.84)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 327
[327 (0.09% / 0.09%)] [346,114 / 547 (99.94)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 132
[132 (0.04% / 0.04%)] [346,246 / 220 (99.97)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 47
[47 (0.01% / 0.01%)] [346,293 / 88 (99.99)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 20
[20 (0.01% / 0.01%)] [346,313 / 41 (99.99)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 10
[10 (0.00% / 0.00%)] [346,323 / 21 (100.00)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 5
[5 (0.00% / 0.00%)] [346,328 / 11 (100.00)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 1
[1 (0.00% / 0.00%)] [346,329 / 6 (100.00)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 3
[3 (0.00% / 0.00%)] [346,332 / 5 (100.00)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [346,333 / 2 (100.00)]
27.5m/s - 28.4m/s 27.5m/s - 28.4m/s = 1
[1 (0.00% / 0.00%)] [346,334 / 1 (100.00)]

Missing observations (18,178 / 4.99%)

Temperature

-7.5C - -6.6C -7.5C - -6.6C = 4
[4 (0.00% / 0.00%)] [4 / 346,442 (0.00)]
-6.5C - -5.6C -6.5C - -5.6C = 17
[17 (0.00% / 0.00%)] [21 / 346,438 (0.01)]
-5.5C - -4.6C -5.5C - -4.6C = 59
[59 (0.02% / 0.02%)] [80 / 346,421 (0.02)]
-4.5C - -3.6C -4.5C - -3.6C = 200
[200 (0.05% / 0.06%)] [280 / 346,362 (0.08)]
-3.5C - -2.6C -3.5C - -2.6C = 495
[495 (0.14% / 0.14%)] [775 / 346,162 (0.22)]
-2.5C - -1.6C -2.5C - -1.6C = 1,224
[1,224 (0.34% / 0.35%)] [1,999 / 345,667 (0.58)]
-1.5C - -0.6C -1.5C - -0.6C = 2,428
[2,428 (0.67% / 0.70%)] [4,427 / 344,443 (1.28)]
-0.5C - 0.4C -0.5C - 0.4C = 8,720
[8,720 (2.39% / 2.52%)] [13,147 / 342,015 (3.79)]
0.5C - 1.4C 0.5C - 1.4C = 6,745
[6,745 (1.85% / 1.95%)] [19,892 / 333,295 (5.74)]
1.5C - 2.4C 1.5C - 2.4C = 7,678
[7,678 (2.11% / 2.22%)] [27,570 / 326,550 (7.96)]
2.5C - 3.4C 2.5C - 3.4C = 8,558
[8,558 (2.35% / 2.47%)] [36,128 / 318,872 (10.43)]
3.5C - 4.4C 3.5C - 4.4C = 9,433
[9,433 (2.59% / 2.72%)] [45,561 / 310,314 (13.15)]
4.5C - 5.4C 4.5C - 5.4C = 10,603
[10,603 (2.91% / 3.06%)] [56,164 / 300,881 (16.21)]
5.5C - 6.4C 5.5C - 6.4C = 10,994
[10,994 (3.02% / 3.17%)] [67,158 / 290,278 (19.39)]
6.5C - 7.4C 6.5C - 7.4C = 11,752
[11,752 (3.22% / 3.39%)] [78,910 / 279,284 (22.78)]
7.5C - 8.4C 7.5C - 8.4C = 11,859
[11,859 (3.25% / 3.42%)] [90,769 / 267,532 (26.20)]
8.5C - 9.4C 8.5C - 9.4C = 11,766
[11,766 (3.23% / 3.40%)] [102,535 / 255,673 (29.60)]
9.5C - 10.4C 9.5C - 10.4C = 11,600
[11,600 (3.18% / 3.35%)] [114,135 / 243,907 (32.94)]
10.5C - 11.4C 10.5C - 11.4C = 11,258
[11,258 (3.09% / 3.25%)] [125,393 / 232,307 (36.19)]
11.5C - 12.4C 11.5C - 12.4C = 11,309
[11,309 (3.10% / 3.26%)] [136,702 / 221,049 (39.46)]
12.5C - 13.4C 12.5C - 13.4C = 11,089
[11,089 (3.04% / 3.20%)] [147,791 / 209,740 (42.66)]
13.5C - 14.4C 13.5C - 14.4C = 11,507
[11,507 (3.16% / 3.32%)] [159,298 / 198,651 (45.98)]
14.5C - 15.4C 14.5C - 15.4C = 12,190
[12,190 (3.34% / 3.52%)] [171,488 / 187,144 (49.50)]
15.5C - 16.4C 15.5C - 16.4C = 12,367
[12,367 (3.39% / 3.57%)] [183,855 / 174,954 (53.07)]
16.5C - 17.4C 16.5C - 17.4C = 13,671
[13,671 (3.75% / 3.95%)] [197,526 / 162,587 (57.02)]
17.5C - 18.4C 17.5C - 18.4C = 14,484
[14,484 (3.97% / 4.18%)] [212,010 / 148,916 (61.20)]
18.5C - 19.4C 18.5C - 19.4C = 14,735
[14,735 (4.04% / 4.25%)] [226,745 / 134,432 (65.45)]
19.5C - 20.4C 19.5C - 20.4C = 15,150
[15,150 (4.16% / 4.37%)] [241,895 / 119,697 (69.82)]
20.5C - 21.4C 20.5C - 21.4C = 14,825
[14,825 (4.07% / 4.28%)] [256,720 / 104,547 (74.10)]
21.5C - 22.4C 21.5C - 22.4C = 14,221
[14,221 (3.90% / 4.10%)] [270,941 / 89,722 (78.21)]
22.5C - 23.4C 22.5C - 23.4C = 14,256
[14,256 (3.91% / 4.11%)] [285,197 / 75,501 (82.32)]
23.5C - 24.4C 23.5C - 24.4C = 14,168
[14,168 (3.89% / 4.09%)] [299,365 / 61,245 (86.41)]
24.5C - 25.4C 24.5C - 25.4C = 11,965
[11,965 (3.28% / 3.45%)] [311,330 / 47,077 (89.86)]
25.5C - 26.4C 25.5C - 26.4C = 9,393
[9,393 (2.58% / 2.71%)] [320,723 / 35,112 (92.58)]
26.5C - 27.4C 26.5C - 27.4C = 6,597
[6,597 (1.81% / 1.90%)] [327,320 / 25,719 (94.48)]
27.5C - 28.4C 27.5C - 28.4C = 5,327
[5,327 (1.46% / 1.54%)] [332,647 / 19,122 (96.02)]
28.5C - 29.4C 28.5C - 29.4C = 4,489
[4,489 (1.23% / 1.30%)] [337,136 / 13,795 (97.31)]
29.5C - 30.4C 29.5C - 30.4C = 3,880
[3,880 (1.06% / 1.12%)] [341,016 / 9,306 (98.43)]
30.5C - 31.4C 30.5C - 31.4C = 2,656
[2,656 (0.73% / 0.77%)] [343,672 / 5,426 (99.20)]
31.5C - 32.4C 31.5C - 32.4C = 1,523
[1,523 (0.42% / 0.44%)] [345,195 / 2,770 (99.64)]
32.5C - 33.4C 32.5C - 33.4C = 747
[747 (0.20% / 0.22%)] [345,942 / 1,247 (99.86)]
33.5C - 34.4C 33.5C - 34.4C = 324
[324 (0.09% / 0.09%)] [346,266 / 500 (99.95)]
34.5C - 35.4C 34.5C - 35.4C = 130
[130 (0.04% / 0.04%)] [346,396 / 176 (99.99)]
35.5C - 36.4C 35.5C - 36.4C = 36
[36 (0.01% / 0.01%)] [346,432 / 46 (100.00)]
36.5C - 37.4C 36.5C - 37.4C = 8
[8 (0.00% / 0.00%)] [346,440 / 10 (100.00)]
37.5C - 38.4C 37.5C - 38.4C = 2
[2 (0.00% / 0.00%)] [346,442 / 2 (100.00)]

Missing observations (18,070 / 4.96%)

Sunshine Duration

0.0h 0.0h = 242,254
[242,254 (66.46% / 69.98%)] [242,254 / 346,175 (69.98)]
0.1h 0.1h = 7,785
[7,785 (2.14% / 2.25%)] [250,039 / 103,921 (72.23)]
0.2h 0.2h = 5,959
[5,959 (1.63% / 1.72%)] [255,998 / 96,136 (73.95)]
0.3h 0.3h = 5,264
[5,264 (1.44% / 1.52%)] [261,262 / 90,177 (75.47)]
0.4h 0.4h = 4,885
[4,885 (1.34% / 1.41%)] [266,147 / 84,913 (76.88)]
0.5h 0.5h = 4,901
[4,901 (1.34% / 1.42%)] [271,048 / 80,028 (78.30)]
0.6h 0.6h = 4,873
[4,873 (1.34% / 1.41%)] [275,921 / 75,127 (79.71)]
0.7h 0.7h = 5,202
[5,202 (1.43% / 1.50%)] [281,123 / 70,254 (81.21)]
0.8h 0.8h = 6,089
[6,089 (1.67% / 1.76%)] [287,212 / 65,052 (82.97)]
0.9h 0.9h = 7,711
[7,711 (2.12% / 2.23%)] [294,923 / 58,963 (85.19)]
1.0h 1.0h = 51,252
[51,252 (14.06% / 14.81%)] [346,175 / 51,252 (100.00)]

Missing observations (18,337 / 5.03%)