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 488
Number of Observations 356,496
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 -- 2016/08/99 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.
45116 SAKURA (Chiba) 25.50km 288deg.
45086 TONOSHO (Chiba) 26.06km 45deg.
45036 SAWARA (Chiba) 28.09km 2deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 332,294
[332,294 (93.21% / 93.29%)] [332,294 / 356,193 (93.29%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,937
[12,937 (3.63% / 3.63%)] [345,231 / 23,899 (96.92%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,639
[4,639 (1.30% / 1.30%)] [349,870 / 10,962 (98.22%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,228
[2,228 (0.62% / 0.63%)] [352,098 / 6,323 (98.85%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,229
[1,229 (0.34% / 0.35%)] [353,327 / 4,095 (99.20%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 768
[768 (0.22% / 0.22%)] [354,095 / 2,866 (99.41%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 491
[491 (0.14% / 0.14%)] [354,586 / 2,098 (99.55%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 352
[352 (0.10% / 0.10%)] [354,938 / 1,607 (99.65%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 280
[280 (0.08% / 0.08%)] [355,218 / 1,255 (99.73%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 211
[211 (0.06% / 0.06%)] [355,429 / 975 (99.79%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 146
[146 (0.04% / 0.04%)] [355,575 / 764 (99.83%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 117
[117 (0.03% / 0.03%)] [355,692 / 618 (99.86%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 88
[88 (0.02% / 0.02%)] [355,780 / 501 (99.88%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 55
[55 (0.02% / 0.02%)] [355,835 / 413 (99.90%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 58
[58 (0.02% / 0.02%)] [355,893 / 358 (99.92%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 35
[35 (0.01% / 0.01%)] [355,928 / 300 (99.93%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 41
[41 (0.01% / 0.01%)] [355,969 / 265 (99.94%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [355,996 / 224 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 28
[28 (0.01% / 0.01%)] [356,024 / 197 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 28
[28 (0.01% / 0.01%)] [356,052 / 169 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 20
[20 (0.01% / 0.01%)] [356,072 / 141 (99.97%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 15
[15 (0.00% / 0.00%)] [356,087 / 121 (99.97%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 13
[13 (0.00% / 0.00%)] [356,100 / 106 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 10
[10 (0.00% / 0.00%)] [356,110 / 93 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [356,121 / 83 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 9
[9 (0.00% / 0.00%)] [356,130 / 72 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.00% / 0.00%)] [356,141 / 63 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [356,145 / 52 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [356,149 / 48 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [356,151 / 44 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 6
[6 (0.00% / 0.00%)] [356,157 / 42 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [356,160 / 36 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [356,162 / 33 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [356,166 / 31 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [356,169 / 27 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [356,171 / 24 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [356,172 / 22 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [356,176 / 21 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 3
[3 (0.00% / 0.00%)] [356,179 / 17 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 3
[3 (0.00% / 0.00%)] [356,182 / 14 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [356,183 / 11 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [356,184 / 10 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [356,185 / 9 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 2
[2 (0.00% / 0.00%)] [356,187 / 8 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [356,188 / 6 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [356,189 / 5 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [356,190 / 4 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 2
[2 (0.00% / 0.00%)] [356,192 / 3 (100.00%)]
74.5mm - 75.4mm 74.5mm - 75.4mm = 1
[1 (0.00% / 0.00%)] [356,193 / 1 (100.00%)]

Missing observations (303 / 0.08%)

Wind Direction

Calm Calm = 36,623
[36,623 (10.27% / 10.83%)] [0 / 0 (NA)]
NNE NNE = 32,267
[32,267 (9.05% / 9.54%)] [0 / 0 (NA)]
NE NE = 22,638
[22,638 (6.35% / 6.69%)] [0 / 0 (NA)]
ENE ENE = 13,770
[13,770 (3.86% / 4.07%)] [0 / 0 (NA)]
E E = 8,835
[8,835 (2.48% / 2.61%)] [0 / 0 (NA)]
ESE ESE = 11,281
[11,281 (3.16% / 3.33%)] [0 / 0 (NA)]
SE SE = 12,279
[12,279 (3.44% / 3.63%)] [0 / 0 (NA)]
SSE SSE = 13,901
[13,901 (3.90% / 4.11%)] [0 / 0 (NA)]
S S = 22,921
[22,921 (6.43% / 6.78%)] [0 / 0 (NA)]
SSW SSW = 17,421
[17,421 (4.89% / 5.15%)] [0 / 0 (NA)]
SW SW = 13,976
[13,976 (3.92% / 4.13%)] [0 / 0 (NA)]
WSW WSW = 6,769
[6,769 (1.90% / 2.00%)] [0 / 0 (NA)]
W W = 5,134
[5,134 (1.44% / 1.52%)] [0 / 0 (NA)]
WNW WNW = 10,065
[10,065 (2.82% / 2.98%)] [0 / 0 (NA)]
NW NW = 22,807
[22,807 (6.40% / 6.74%)] [0 / 0 (NA)]
NNW NNW = 55,444
[55,444 (15.55% / 16.39%)] [0 / 0 (NA)]
N N = 32,169
[32,169 (9.02% / 9.51%)] [0 / 0 (NA)]

Missing observations (18,196 / 5.10%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 38,132
[38,132 (10.70% / 11.27%)] [38,132 / 338,323 (11.27%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 105,600
[105,600 (29.62% / 31.21%)] [143,732 / 300,191 (42.48%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 90,446
[90,446 (25.37% / 26.73%)] [234,178 / 194,591 (69.22%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 55,680
[55,680 (15.62% / 16.46%)] [289,858 / 104,145 (85.67%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 27,960
[27,960 (7.84% / 8.26%)] [317,818 / 48,465 (93.94%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 11,817
[11,817 (3.31% / 3.49%)] [329,635 / 20,505 (97.43%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 5,290
[5,290 (1.48% / 1.56%)] [334,925 / 8,688 (99.00%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 2,051
[2,051 (0.58% / 0.61%)] [336,976 / 3,398 (99.60%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 816
[816 (0.23% / 0.24%)] [337,792 / 1,347 (99.84%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 317
[317 (0.09% / 0.09%)] [338,109 / 531 (99.94%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 127
[127 (0.04% / 0.04%)] [338,236 / 214 (99.97%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 46
[46 (0.01% / 0.01%)] [338,282 / 87 (99.99%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 20
[20 (0.01% / 0.01%)] [338,302 / 41 (99.99%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 10
[10 (0.00% / 0.00%)] [338,312 / 21 (100.00%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 5
[5 (0.00% / 0.00%)] [338,317 / 11 (100.00%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 1
[1 (0.00% / 0.00%)] [338,318 / 6 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 3
[3 (0.00% / 0.00%)] [338,321 / 5 (100.00%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [338,322 / 2 (100.00%)]
27.5m/s - 28.4m/s 27.5m/s - 28.4m/s = 1
[1 (0.00% / 0.00%)] [338,323 / 1 (100.00%)]

Missing observations (18,173 / 5.10%)

Temperature

-7.5C - -6.6C -7.5C - -6.6C = 4
[4 (0.00% / 0.00%)] [4 / 338,426 (0.00%)]
-6.5C - -5.6C -6.5C - -5.6C = 17
[17 (0.00% / 0.01%)] [21 / 338,422 (0.01%)]
-5.5C - -4.6C -5.5C - -4.6C = 59
[59 (0.02% / 0.02%)] [80 / 338,405 (0.02%)]
-4.5C - -3.6C -4.5C - -3.6C = 199
[199 (0.06% / 0.06%)] [279 / 338,346 (0.08%)]
-3.5C - -2.6C -3.5C - -2.6C = 485
[485 (0.14% / 0.14%)] [764 / 338,147 (0.23%)]
-2.5C - -1.6C -2.5C - -1.6C = 1,219
[1,219 (0.34% / 0.36%)] [1,983 / 337,662 (0.59%)]
-1.5C - -0.6C -1.5C - -0.6C = 2,396
[2,396 (0.67% / 0.71%)] [4,379 / 336,443 (1.29%)]
-0.5C - 0.4C -0.5C - 0.4C = 8,551
[8,551 (2.40% / 2.53%)] [12,930 / 334,047 (3.82%)]
0.5C - 1.4C 0.5C - 1.4C = 6,598
[6,598 (1.85% / 1.95%)] [19,528 / 325,496 (5.77%)]
1.5C - 2.4C 1.5C - 2.4C = 7,466
[7,466 (2.09% / 2.21%)] [26,994 / 318,898 (7.98%)]
2.5C - 3.4C 2.5C - 3.4C = 8,340
[8,340 (2.34% / 2.46%)] [35,334 / 311,432 (10.44%)]
3.5C - 4.4C 3.5C - 4.4C = 9,195
[9,195 (2.58% / 2.72%)] [44,529 / 303,092 (13.16%)]
4.5C - 5.4C 4.5C - 5.4C = 10,371
[10,371 (2.91% / 3.06%)] [54,900 / 293,897 (16.22%)]
5.5C - 6.4C 5.5C - 6.4C = 10,742
[10,742 (3.01% / 3.17%)] [65,642 / 283,526 (19.40%)]
6.5C - 7.4C 6.5C - 7.4C = 11,499
[11,499 (3.23% / 3.40%)] [77,141 / 272,784 (22.79%)]
7.5C - 8.4C 7.5C - 8.4C = 11,549
[11,549 (3.24% / 3.41%)] [88,690 / 261,285 (26.21%)]
8.5C - 9.4C 8.5C - 9.4C = 11,479
[11,479 (3.22% / 3.39%)] [100,169 / 249,736 (29.60%)]
9.5C - 10.4C 9.5C - 10.4C = 11,247
[11,247 (3.15% / 3.32%)] [111,416 / 238,257 (32.92%)]
10.5C - 11.4C 10.5C - 11.4C = 10,950
[10,950 (3.07% / 3.24%)] [122,366 / 227,010 (36.16%)]
11.5C - 12.4C 11.5C - 12.4C = 10,989
[10,989 (3.08% / 3.25%)] [133,355 / 216,060 (39.40%)]
12.5C - 13.4C 12.5C - 13.4C = 10,813
[10,813 (3.03% / 3.20%)] [144,168 / 205,071 (42.60%)]
13.5C - 14.4C 13.5C - 14.4C = 11,240
[11,240 (3.15% / 3.32%)] [155,408 / 194,258 (45.92%)]
14.5C - 15.4C 14.5C - 15.4C = 11,958
[11,958 (3.35% / 3.53%)] [167,366 / 183,018 (49.45%)]
15.5C - 16.4C 15.5C - 16.4C = 12,142
[12,142 (3.41% / 3.59%)] [179,508 / 171,060 (53.04%)]
16.5C - 17.4C 16.5C - 17.4C = 13,334
[13,334 (3.74% / 3.94%)] [192,842 / 158,918 (56.98%)]
17.5C - 18.4C 17.5C - 18.4C = 14,159
[14,159 (3.97% / 4.18%)] [207,001 / 145,584 (61.17%)]
18.5C - 19.4C 18.5C - 19.4C = 14,420
[14,420 (4.04% / 4.26%)] [221,421 / 131,425 (65.43%)]
19.5C - 20.4C 19.5C - 20.4C = 14,835
[14,835 (4.16% / 4.38%)] [236,256 / 117,005 (69.81%)]
20.5C - 21.4C 20.5C - 21.4C = 14,501
[14,501 (4.07% / 4.28%)] [250,757 / 102,170 (74.10%)]
21.5C - 22.4C 21.5C - 22.4C = 13,907
[13,907 (3.90% / 4.11%)] [264,664 / 87,669 (78.20%)]
22.5C - 23.4C 22.5C - 23.4C = 13,901
[13,901 (3.90% / 4.11%)] [278,565 / 73,762 (82.31%)]
23.5C - 24.4C 23.5C - 24.4C = 13,866
[13,866 (3.89% / 4.10%)] [292,431 / 59,861 (86.41%)]
24.5C - 25.4C 24.5C - 25.4C = 11,642
[11,642 (3.27% / 3.44%)] [304,073 / 45,995 (89.85%)]
25.5C - 26.4C 25.5C - 26.4C = 9,177
[9,177 (2.57% / 2.71%)] [313,250 / 34,353 (92.56%)]
26.5C - 27.4C 26.5C - 27.4C = 6,442
[6,442 (1.81% / 1.90%)] [319,692 / 25,176 (94.46%)]
27.5C - 28.4C 27.5C - 28.4C = 5,204
[5,204 (1.46% / 1.54%)] [324,896 / 18,734 (96.00%)]
28.5C - 29.4C 28.5C - 29.4C = 4,380
[4,380 (1.23% / 1.29%)] [329,276 / 13,530 (97.30%)]
29.5C - 30.4C 29.5C - 30.4C = 3,771
[3,771 (1.06% / 1.11%)] [333,047 / 9,150 (98.41%)]
30.5C - 31.4C 30.5C - 31.4C = 2,615
[2,615 (0.73% / 0.77%)] [335,662 / 5,379 (99.18%)]
31.5C - 32.4C 31.5C - 32.4C = 1,518
[1,518 (0.43% / 0.45%)] [337,180 / 2,764 (99.63%)]
32.5C - 33.4C 32.5C - 33.4C = 746
[746 (0.21% / 0.22%)] [337,926 / 1,246 (99.85%)]
33.5C - 34.4C 33.5C - 34.4C = 324
[324 (0.09% / 0.10%)] [338,250 / 500 (99.95%)]
34.5C - 35.4C 34.5C - 35.4C = 130
[130 (0.04% / 0.04%)] [338,380 / 176 (99.99%)]
35.5C - 36.4C 35.5C - 36.4C = 36
[36 (0.01% / 0.01%)] [338,416 / 46 (100.00%)]
36.5C - 37.4C 36.5C - 37.4C = 8
[8 (0.00% / 0.00%)] [338,424 / 10 (100.00%)]
37.5C - 38.4C 37.5C - 38.4C = 2
[2 (0.00% / 0.00%)] [338,426 / 2 (100.00%)]

Missing observations (18,070 / 5.07%)

Sunshine Duration

0.0h 0.0h = 236,853
[236,853 (66.44% / 70.04%)] [236,853 / 338,162 (70.04%)]
0.1h 0.1h = 7,590
[7,590 (2.13% / 2.24%)] [244,443 / 101,309 (72.29%)]
0.2h 0.2h = 5,814
[5,814 (1.63% / 1.72%)] [250,257 / 93,719 (74.01%)]
0.3h 0.3h = 5,108
[5,108 (1.43% / 1.51%)] [255,365 / 87,905 (75.52%)]
0.4h 0.4h = 4,754
[4,754 (1.33% / 1.41%)] [260,119 / 82,797 (76.92%)]
0.5h 0.5h = 4,780
[4,780 (1.34% / 1.41%)] [264,899 / 78,043 (78.33%)]
0.6h 0.6h = 4,749
[4,749 (1.33% / 1.40%)] [269,648 / 73,263 (79.74%)]
0.7h 0.7h = 5,075
[5,075 (1.42% / 1.50%)] [274,723 / 68,514 (81.24%)]
0.8h 0.8h = 5,922
[5,922 (1.66% / 1.75%)] [280,645 / 63,439 (82.99%)]
0.9h 0.9h = 7,523
[7,523 (2.11% / 2.22%)] [288,168 / 57,517 (85.22%)]
1.0h 1.0h = 49,994
[49,994 (14.02% / 14.78%)] [338,162 / 49,994 (100.00%)]

Missing observations (18,334 / 5.14%)