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 495
Number of Observations 361,584
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 -- 2017/03/99 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 = 336,995
[336,995 (93.20% / 93.28%)] [336,995 / 361,281 (93.28%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,155
[13,155 (3.64% / 3.64%)] [350,150 / 24,286 (96.92%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,705
[4,705 (1.30% / 1.30%)] [354,855 / 11,131 (98.22%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,262
[2,262 (0.63% / 0.63%)] [357,117 / 6,426 (98.85%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,243
[1,243 (0.34% / 0.34%)] [358,360 / 4,164 (99.19%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 784
[784 (0.22% / 0.22%)] [359,144 / 2,921 (99.41%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 498
[498 (0.14% / 0.14%)] [359,642 / 2,137 (99.55%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 358
[358 (0.10% / 0.10%)] [360,000 / 1,639 (99.65%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 286
[286 (0.08% / 0.08%)] [360,286 / 1,281 (99.72%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 214
[214 (0.06% / 0.06%)] [360,500 / 995 (99.78%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 150
[150 (0.04% / 0.04%)] [360,650 / 781 (99.83%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 119
[119 (0.03% / 0.03%)] [360,769 / 631 (99.86%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 91
[91 (0.03% / 0.03%)] [360,860 / 512 (99.88%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 57
[57 (0.02% / 0.02%)] [360,917 / 421 (99.90%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 60
[60 (0.02% / 0.02%)] [360,977 / 364 (99.92%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 35
[35 (0.01% / 0.01%)] [361,012 / 304 (99.93%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 41
[41 (0.01% / 0.01%)] [361,053 / 269 (99.94%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [361,080 / 228 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 28
[28 (0.01% / 0.01%)] [361,108 / 201 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 28
[28 (0.01% / 0.01%)] [361,136 / 173 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 20
[20 (0.01% / 0.01%)] [361,156 / 145 (99.97%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 15
[15 (0.00% / 0.00%)] [361,171 / 125 (99.97%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 15
[15 (0.00% / 0.00%)] [361,186 / 110 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 10
[10 (0.00% / 0.00%)] [361,196 / 95 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 12
[12 (0.00% / 0.00%)] [361,208 / 85 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 9
[9 (0.00% / 0.00%)] [361,217 / 73 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.00% / 0.00%)] [361,228 / 64 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [361,232 / 53 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [361,236 / 49 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [361,238 / 45 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 6
[6 (0.00% / 0.00%)] [361,244 / 43 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [361,247 / 37 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [361,249 / 34 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [361,253 / 32 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [361,256 / 28 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [361,258 / 25 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [361,259 / 23 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [361,263 / 22 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 3
[3 (0.00% / 0.00%)] [361,266 / 18 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 3
[3 (0.00% / 0.00%)] [361,269 / 15 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [361,270 / 12 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [361,271 / 11 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [361,272 / 10 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 2
[2 (0.00% / 0.00%)] [361,274 / 9 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [361,275 / 7 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [361,276 / 6 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [361,277 / 5 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 2
[2 (0.00% / 0.00%)] [361,279 / 4 (100.00%)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [361,280 / 2 (100.00%)]
74.5mm - 75.4mm 74.5mm - 75.4mm = 1
[1 (0.00% / 0.00%)] [361,281 / 1 (100.00%)]

Missing observations (303 / 0.08%)

Wind Direction

Calm Calm = 36,706
[36,706 (10.15% / 10.69%)] [0 / 0 (NA)]
NNE NNE = 32,633
[32,633 (9.03% / 9.50%)] [0 / 0 (NA)]
NE NE = 22,876
[22,876 (6.33% / 6.66%)] [0 / 0 (NA)]
ENE ENE = 13,933
[13,933 (3.85% / 4.06%)] [0 / 0 (NA)]
E E = 8,949
[8,949 (2.47% / 2.61%)] [0 / 0 (NA)]
ESE ESE = 11,381
[11,381 (3.15% / 3.31%)] [0 / 0 (NA)]
SE SE = 12,368
[12,368 (3.42% / 3.60%)] [0 / 0 (NA)]
SSE SSE = 14,007
[14,007 (3.87% / 4.08%)] [0 / 0 (NA)]
S S = 23,036
[23,036 (6.37% / 6.71%)] [0 / 0 (NA)]
SSW SSW = 17,567
[17,567 (4.86% / 5.12%)] [0 / 0 (NA)]
SW SW = 14,124
[14,124 (3.91% / 4.11%)] [0 / 0 (NA)]
WSW WSW = 6,879
[6,879 (1.90% / 2.00%)] [0 / 0 (NA)]
W W = 5,274
[5,274 (1.46% / 1.54%)] [0 / 0 (NA)]
WNW WNW = 10,421
[10,421 (2.88% / 3.03%)] [0 / 0 (NA)]
NW NW = 23,643
[23,643 (6.54% / 6.89%)] [0 / 0 (NA)]
NNW NNW = 56,979
[56,979 (15.76% / 16.59%)] [0 / 0 (NA)]
N N = 32,607
[32,607 (9.02% / 9.50%)] [0 / 0 (NA)]

Missing observations (18,201 / 5.03%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 38,323
[38,323 (10.60% / 11.16%)] [38,323 / 343,406 (11.16%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 107,056
[107,056 (29.61% / 31.17%)] [145,379 / 305,083 (42.33%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 92,323
[92,323 (25.53% / 26.88%)] [237,702 / 198,027 (69.22%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 56,540
[56,540 (15.64% / 16.46%)] [294,242 / 105,704 (85.68%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 28,341
[28,341 (7.84% / 8.25%)] [322,583 / 49,164 (93.94%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 12,017
[12,017 (3.32% / 3.50%)] [334,600 / 20,823 (97.44%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 5,357
[5,357 (1.48% / 1.56%)] [339,957 / 8,806 (99.00%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 2,074
[2,074 (0.57% / 0.60%)] [342,031 / 3,449 (99.60%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 828
[828 (0.23% / 0.24%)] [342,859 / 1,375 (99.84%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 327
[327 (0.09% / 0.10%)] [343,186 / 547 (99.94%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 132
[132 (0.04% / 0.04%)] [343,318 / 220 (99.97%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 47
[47 (0.01% / 0.01%)] [343,365 / 88 (99.99%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 20
[20 (0.01% / 0.01%)] [343,385 / 41 (99.99%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 10
[10 (0.00% / 0.00%)] [343,395 / 21 (100.00%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 5
[5 (0.00% / 0.00%)] [343,400 / 11 (100.00%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 1
[1 (0.00% / 0.00%)] [343,401 / 6 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 3
[3 (0.00% / 0.00%)] [343,404 / 5 (100.00%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [343,405 / 2 (100.00%)]
27.5m/s - 28.4m/s 27.5m/s - 28.4m/s = 1
[1 (0.00% / 0.00%)] [343,406 / 1 (100.00%)]

Missing observations (18,178 / 5.03%)

Temperature

-7.5C - -6.6C -7.5C - -6.6C = 4
[4 (0.00% / 0.00%)] [4 / 343,514 (0.00%)]
-6.5C - -5.6C -6.5C - -5.6C = 17
[17 (0.00% / 0.00%)] [21 / 343,510 (0.01%)]
-5.5C - -4.6C -5.5C - -4.6C = 59
[59 (0.02% / 0.02%)] [80 / 343,493 (0.02%)]
-4.5C - -3.6C -4.5C - -3.6C = 200
[200 (0.06% / 0.06%)] [280 / 343,434 (0.08%)]
-3.5C - -2.6C -3.5C - -2.6C = 495
[495 (0.14% / 0.14%)] [775 / 343,234 (0.23%)]
-2.5C - -1.6C -2.5C - -1.6C = 1,224
[1,224 (0.34% / 0.36%)] [1,999 / 342,739 (0.58%)]
-1.5C - -0.6C -1.5C - -0.6C = 2,428
[2,428 (0.67% / 0.71%)] [4,427 / 341,515 (1.29%)]
-0.5C - 0.4C -0.5C - 0.4C = 8,720
[8,720 (2.41% / 2.54%)] [13,147 / 339,087 (3.83%)]
0.5C - 1.4C 0.5C - 1.4C = 6,745
[6,745 (1.87% / 1.96%)] [19,892 / 330,367 (5.79%)]
1.5C - 2.4C 1.5C - 2.4C = 7,678
[7,678 (2.12% / 2.24%)] [27,570 / 323,622 (8.03%)]
2.5C - 3.4C 2.5C - 3.4C = 8,556
[8,556 (2.37% / 2.49%)] [36,126 / 315,944 (10.52%)]
3.5C - 4.4C 3.5C - 4.4C = 9,423
[9,423 (2.61% / 2.74%)] [45,549 / 307,388 (13.26%)]
4.5C - 5.4C 4.5C - 5.4C = 10,592
[10,592 (2.93% / 3.08%)] [56,141 / 297,965 (16.34%)]
5.5C - 6.4C 5.5C - 6.4C = 10,966
[10,966 (3.03% / 3.19%)] [67,107 / 287,373 (19.54%)]
6.5C - 7.4C 6.5C - 7.4C = 11,727
[11,727 (3.24% / 3.41%)] [78,834 / 276,407 (22.95%)]
7.5C - 8.4C 7.5C - 8.4C = 11,840
[11,840 (3.27% / 3.45%)] [90,674 / 264,680 (26.40%)]
8.5C - 9.4C 8.5C - 9.4C = 11,740
[11,740 (3.25% / 3.42%)] [102,414 / 252,840 (29.81%)]
9.5C - 10.4C 9.5C - 10.4C = 11,565
[11,565 (3.20% / 3.37%)] [113,979 / 241,100 (33.18%)]
10.5C - 11.4C 10.5C - 11.4C = 11,215
[11,215 (3.10% / 3.26%)] [125,194 / 229,535 (36.45%)]
11.5C - 12.4C 11.5C - 12.4C = 11,245
[11,245 (3.11% / 3.27%)] [136,439 / 218,320 (39.72%)]
12.5C - 13.4C 12.5C - 13.4C = 11,005
[11,005 (3.04% / 3.20%)] [147,444 / 207,075 (42.92%)]
13.5C - 14.4C 13.5C - 14.4C = 11,428
[11,428 (3.16% / 3.33%)] [158,872 / 196,070 (46.25%)]
14.5C - 15.4C 14.5C - 15.4C = 12,086
[12,086 (3.34% / 3.52%)] [170,958 / 184,642 (49.77%)]
15.5C - 16.4C 15.5C - 16.4C = 12,232
[12,232 (3.38% / 3.56%)] [183,190 / 172,556 (53.33%)]
16.5C - 17.4C 16.5C - 17.4C = 13,440
[13,440 (3.72% / 3.91%)] [196,630 / 160,324 (57.24%)]
17.5C - 18.4C 17.5C - 18.4C = 14,279
[14,279 (3.95% / 4.16%)] [210,909 / 146,884 (61.40%)]
18.5C - 19.4C 18.5C - 19.4C = 14,533
[14,533 (4.02% / 4.23%)] [225,442 / 132,605 (65.63%)]
19.5C - 20.4C 19.5C - 20.4C = 14,966
[14,966 (4.14% / 4.36%)] [240,408 / 118,072 (69.98%)]
20.5C - 21.4C 20.5C - 21.4C = 14,638
[14,638 (4.05% / 4.26%)] [255,046 / 103,106 (74.25%)]
21.5C - 22.4C 21.5C - 22.4C = 14,029
[14,029 (3.88% / 4.08%)] [269,075 / 88,468 (78.33%)]
22.5C - 23.4C 22.5C - 23.4C = 14,050
[14,050 (3.89% / 4.09%)] [283,125 / 74,439 (82.42%)]
23.5C - 24.4C 23.5C - 24.4C = 13,978
[13,978 (3.87% / 4.07%)] [297,103 / 60,389 (86.49%)]
24.5C - 25.4C 24.5C - 25.4C = 11,770
[11,770 (3.26% / 3.43%)] [308,873 / 46,411 (89.92%)]
25.5C - 26.4C 25.5C - 26.4C = 9,278
[9,278 (2.57% / 2.70%)] [318,151 / 34,641 (92.62%)]
26.5C - 27.4C 26.5C - 27.4C = 6,509
[6,509 (1.80% / 1.89%)] [324,660 / 25,363 (94.51%)]
27.5C - 28.4C 27.5C - 28.4C = 5,245
[5,245 (1.45% / 1.53%)] [329,905 / 18,854 (96.04%)]
28.5C - 29.4C 28.5C - 29.4C = 4,408
[4,408 (1.22% / 1.28%)] [334,313 / 13,609 (97.32%)]
29.5C - 30.4C 29.5C - 30.4C = 3,804
[3,804 (1.05% / 1.11%)] [338,117 / 9,201 (98.43%)]
30.5C - 31.4C 30.5C - 31.4C = 2,629
[2,629 (0.73% / 0.77%)] [340,746 / 5,397 (99.19%)]
31.5C - 32.4C 31.5C - 32.4C = 1,521
[1,521 (0.42% / 0.44%)] [342,267 / 2,768 (99.64%)]
32.5C - 33.4C 32.5C - 33.4C = 747
[747 (0.21% / 0.22%)] [343,014 / 1,247 (99.85%)]
33.5C - 34.4C 33.5C - 34.4C = 324
[324 (0.09% / 0.09%)] [343,338 / 500 (99.95%)]
34.5C - 35.4C 34.5C - 35.4C = 130
[130 (0.04% / 0.04%)] [343,468 / 176 (99.99%)]
35.5C - 36.4C 35.5C - 36.4C = 36
[36 (0.01% / 0.01%)] [343,504 / 46 (100.00%)]
36.5C - 37.4C 36.5C - 37.4C = 8
[8 (0.00% / 0.00%)] [343,512 / 10 (100.00%)]
37.5C - 38.4C 37.5C - 38.4C = 2
[2 (0.00% / 0.00%)] [343,514 / 2 (100.00%)]

Missing observations (18,070 / 5.00%)

Sunshine Duration

0.0h 0.0h = 240,399
[240,399 (66.48% / 70.04%)] [240,399 / 343,247 (70.04%)]
0.1h 0.1h = 7,705
[7,705 (2.13% / 2.24%)] [248,104 / 102,848 (72.28%)]
0.2h 0.2h = 5,898
[5,898 (1.63% / 1.72%)] [254,002 / 95,143 (74.00%)]
0.3h 0.3h = 5,211
[5,211 (1.44% / 1.52%)] [259,213 / 89,245 (75.52%)]
0.4h 0.4h = 4,836
[4,836 (1.34% / 1.41%)] [264,049 / 84,034 (76.93%)]
0.5h 0.5h = 4,845
[4,845 (1.34% / 1.41%)] [268,894 / 79,198 (78.34%)]
0.6h 0.6h = 4,813
[4,813 (1.33% / 1.40%)] [273,707 / 74,353 (79.74%)]
0.7h 0.7h = 5,143
[5,143 (1.42% / 1.50%)] [278,850 / 69,540 (81.24%)]
0.8h 0.8h = 6,020
[6,020 (1.66% / 1.75%)] [284,870 / 64,397 (82.99%)]
0.9h 0.9h = 7,620
[7,620 (2.11% / 2.22%)] [292,490 / 58,377 (85.21%)]
1.0h 1.0h = 50,757
[50,757 (14.04% / 14.79%)] [343,247 / 50,757 (100.00%)]

Missing observations (18,337 / 5.07%)