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 476
Number of Observations 347,712
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 -- 2015/08/99 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 = 324,221
[324,221 (93.24% / 93.32%)] [324,221 / 347,415 (93.32%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,550
[12,550 (3.61% / 3.61%)] [336,771 / 23,194 (96.94%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,507
[4,507 (1.30% / 1.30%)] [341,278 / 10,644 (98.23%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,151
[2,151 (0.62% / 0.62%)] [343,429 / 6,137 (98.85%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,195
[1,195 (0.34% / 0.34%)] [344,624 / 3,986 (99.20%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 750
[750 (0.22% / 0.22%)] [345,374 / 2,791 (99.41%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 480
[480 (0.14% / 0.14%)] [345,854 / 2,041 (99.55%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 336
[336 (0.10% / 0.10%)] [346,190 / 1,561 (99.65%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 272
[272 (0.08% / 0.08%)] [346,462 / 1,225 (99.73%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 209
[209 (0.06% / 0.06%)] [346,671 / 953 (99.79%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 141
[141 (0.04% / 0.04%)] [346,812 / 744 (99.83%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 115
[115 (0.03% / 0.03%)] [346,927 / 603 (99.86%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 87
[87 (0.03% / 0.03%)] [347,014 / 488 (99.88%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 53
[53 (0.02% / 0.02%)] [347,067 / 401 (99.90%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 56
[56 (0.02% / 0.02%)] [347,123 / 348 (99.92%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 33
[33 (0.01% / 0.01%)] [347,156 / 292 (99.93%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 39
[39 (0.01% / 0.01%)] [347,195 / 259 (99.94%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 26
[26 (0.01% / 0.01%)] [347,221 / 220 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 28
[28 (0.01% / 0.01%)] [347,249 / 194 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 27
[27 (0.01% / 0.01%)] [347,276 / 166 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 20
[20 (0.01% / 0.01%)] [347,296 / 139 (99.97%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 15
[15 (0.00% / 0.00%)] [347,311 / 119 (99.97%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 13
[13 (0.00% / 0.00%)] [347,324 / 104 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 10
[10 (0.00% / 0.00%)] [347,334 / 91 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 10
[10 (0.00% / 0.00%)] [347,344 / 81 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 9
[9 (0.00% / 0.00%)] [347,353 / 71 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.00% / 0.00%)] [347,364 / 62 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [347,368 / 51 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [347,372 / 47 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [347,374 / 43 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 6
[6 (0.00% / 0.00%)] [347,380 / 41 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [347,383 / 35 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [347,385 / 32 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [347,389 / 30 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [347,392 / 26 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [347,394 / 23 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [347,395 / 21 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [347,399 / 20 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 3
[3 (0.00% / 0.00%)] [347,402 / 16 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 3
[3 (0.00% / 0.00%)] [347,405 / 13 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [347,406 / 10 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [347,407 / 9 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 2
[2 (0.00% / 0.00%)] [347,409 / 8 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [347,410 / 6 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [347,411 / 5 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [347,412 / 4 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 2
[2 (0.00% / 0.00%)] [347,414 / 3 (100.00%)]
74.5mm - 75.4mm 74.5mm - 75.4mm = 1
[1 (0.00% / 0.00%)] [347,415 / 1 (100.00%)]

Missing observations (297 / 0.09%)

Wind Direction

Calm Calm = 36,472
[36,472 (10.49% / 11.07%)] [0 / 0 (NA)]
NNE NNE = 31,322
[31,322 (9.01% / 9.51%)] [0 / 0 (NA)]
NE NE = 21,978
[21,978 (6.32% / 6.67%)] [0 / 0 (NA)]
ENE ENE = 13,434
[13,434 (3.86% / 4.08%)] [0 / 0 (NA)]
E E = 8,542
[8,542 (2.46% / 2.59%)] [0 / 0 (NA)]
ESE ESE = 10,940
[10,940 (3.15% / 3.32%)] [0 / 0 (NA)]
SE SE = 11,962
[11,962 (3.44% / 3.63%)] [0 / 0 (NA)]
SSE SSE = 13,491
[13,491 (3.88% / 4.09%)] [0 / 0 (NA)]
S S = 22,359
[22,359 (6.43% / 6.79%)] [0 / 0 (NA)]
SSW SSW = 16,943
[16,943 (4.87% / 5.14%)] [0 / 0 (NA)]
SW SW = 13,644
[13,644 (3.92% / 4.14%)] [0 / 0 (NA)]
WSW WSW = 6,563
[6,563 (1.89% / 1.99%)] [0 / 0 (NA)]
W W = 4,961
[4,961 (1.43% / 1.51%)] [0 / 0 (NA)]
WNW WNW = 9,788
[9,788 (2.81% / 2.97%)] [0 / 0 (NA)]
NW NW = 22,145
[22,145 (6.37% / 6.72%)] [0 / 0 (NA)]
NNW NNW = 53,579
[53,579 (15.41% / 16.26%)] [0 / 0 (NA)]
N N = 31,396
[31,396 (9.03% / 9.53%)] [0 / 0 (NA)]

Missing observations (18,193 / 5.23%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 37,825
[37,825 (10.88% / 11.48%)] [37,825 / 329,542 (11.48%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 103,455
[103,455 (29.75% / 31.39%)] [141,280 / 291,717 (42.87%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 87,538
[87,538 (25.18% / 26.56%)] [228,818 / 188,262 (69.44%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 53,958
[53,958 (15.52% / 16.37%)] [282,776 / 100,724 (85.81%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 26,950
[26,950 (7.75% / 8.18%)] [309,726 / 46,766 (93.99%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 11,421
[11,421 (3.28% / 3.47%)] [321,147 / 19,816 (97.45%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 5,103
[5,103 (1.47% / 1.55%)] [326,250 / 8,395 (99.00%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 1,986
[1,986 (0.57% / 0.60%)] [328,236 / 3,292 (99.60%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 797
[797 (0.23% / 0.24%)] [329,033 / 1,306 (99.85%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 306
[306 (0.09% / 0.09%)] [329,339 / 509 (99.94%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 120
[120 (0.03% / 0.04%)] [329,459 / 203 (99.97%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 45
[45 (0.01% / 0.01%)] [329,504 / 83 (99.99%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 18
[18 (0.01% / 0.01%)] [329,522 / 38 (99.99%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 10
[10 (0.00% / 0.00%)] [329,532 / 20 (100.00%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 5
[5 (0.00% / 0.00%)] [329,537 / 10 (100.00%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 1
[1 (0.00% / 0.00%)] [329,538 / 5 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 2
[2 (0.00% / 0.00%)] [329,540 / 4 (100.00%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [329,541 / 2 (100.00%)]
27.5m/s - 28.4m/s 27.5m/s - 28.4m/s = 1
[1 (0.00% / 0.00%)] [329,542 / 1 (100.00%)]

Missing observations (18,170 / 5.23%)

Temperature

-7.5C - -6.6C -7.5C - -6.6C = 4
[4 (0.00% / 0.00%)] [4 / 329,645 (0.00%)]
-6.5C - -5.6C -6.5C - -5.6C = 17
[17 (0.00% / 0.01%)] [21 / 329,641 (0.01%)]
-5.5C - -4.6C -5.5C - -4.6C = 59
[59 (0.02% / 0.02%)] [80 / 329,624 (0.02%)]
-4.5C - -3.6C -4.5C - -3.6C = 199
[199 (0.06% / 0.06%)] [279 / 329,565 (0.08%)]
-3.5C - -2.6C -3.5C - -2.6C = 485
[485 (0.14% / 0.15%)] [764 / 329,366 (0.23%)]
-2.5C - -1.6C -2.5C - -1.6C = 1,210
[1,210 (0.35% / 0.37%)] [1,974 / 328,881 (0.60%)]
-1.5C - -0.6C -1.5C - -0.6C = 2,360
[2,360 (0.68% / 0.72%)] [4,334 / 327,671 (1.31%)]
-0.5C - 0.4C -0.5C - 0.4C = 8,421
[8,421 (2.42% / 2.55%)] [12,755 / 325,311 (3.87%)]
0.5C - 1.4C 0.5C - 1.4C = 6,487
[6,487 (1.87% / 1.97%)] [19,242 / 316,890 (5.84%)]
1.5C - 2.4C 1.5C - 2.4C = 7,334
[7,334 (2.11% / 2.22%)] [26,576 / 310,403 (8.06%)]
2.5C - 3.4C 2.5C - 3.4C = 8,133
[8,133 (2.34% / 2.47%)] [34,709 / 303,069 (10.53%)]
3.5C - 4.4C 3.5C - 4.4C = 8,998
[8,998 (2.59% / 2.73%)] [43,707 / 294,936 (13.26%)]
4.5C - 5.4C 4.5C - 5.4C = 10,141
[10,141 (2.92% / 3.08%)] [53,848 / 285,938 (16.34%)]
5.5C - 6.4C 5.5C - 6.4C = 10,513
[10,513 (3.02% / 3.19%)] [64,361 / 275,797 (19.52%)]
6.5C - 7.4C 6.5C - 7.4C = 11,237
[11,237 (3.23% / 3.41%)] [75,598 / 265,284 (22.93%)]
7.5C - 8.4C 7.5C - 8.4C = 11,289
[11,289 (3.25% / 3.42%)] [86,887 / 254,047 (26.36%)]
8.5C - 9.4C 8.5C - 9.4C = 11,219
[11,219 (3.23% / 3.40%)] [98,106 / 242,758 (29.76%)]
9.5C - 10.4C 9.5C - 10.4C = 10,976
[10,976 (3.16% / 3.33%)] [109,082 / 231,539 (33.09%)]
10.5C - 11.4C 10.5C - 11.4C = 10,658
[10,658 (3.07% / 3.23%)] [119,740 / 220,563 (36.32%)]
11.5C - 12.4C 11.5C - 12.4C = 10,679
[10,679 (3.07% / 3.24%)] [130,419 / 209,905 (39.56%)]
12.5C - 13.4C 12.5C - 13.4C = 10,515
[10,515 (3.02% / 3.19%)] [140,934 / 199,226 (42.75%)]
13.5C - 14.4C 13.5C - 14.4C = 10,903
[10,903 (3.14% / 3.31%)] [151,837 / 188,711 (46.06%)]
14.5C - 15.4C 14.5C - 15.4C = 11,609
[11,609 (3.34% / 3.52%)] [163,446 / 177,808 (49.58%)]
15.5C - 16.4C 15.5C - 16.4C = 11,825
[11,825 (3.40% / 3.59%)] [175,271 / 166,199 (53.17%)]
16.5C - 17.4C 16.5C - 17.4C = 12,975
[12,975 (3.73% / 3.94%)] [188,246 / 154,374 (57.11%)]
17.5C - 18.4C 17.5C - 18.4C = 13,794
[13,794 (3.97% / 4.18%)] [202,040 / 141,399 (61.29%)]
18.5C - 19.4C 18.5C - 19.4C = 14,051
[14,051 (4.04% / 4.26%)] [216,091 / 127,605 (65.55%)]
19.5C - 20.4C 19.5C - 20.4C = 14,426
[14,426 (4.15% / 4.38%)] [230,517 / 113,554 (69.93%)]
20.5C - 21.4C 20.5C - 21.4C = 14,070
[14,070 (4.05% / 4.27%)] [244,587 / 99,128 (74.20%)]
21.5C - 22.4C 21.5C - 22.4C = 13,438
[13,438 (3.86% / 4.08%)] [258,025 / 85,058 (78.27%)]
22.5C - 23.4C 22.5C - 23.4C = 13,511
[13,511 (3.89% / 4.10%)] [271,536 / 71,620 (82.37%)]
23.5C - 24.4C 23.5C - 24.4C = 13,467
[13,467 (3.87% / 4.09%)] [285,003 / 58,109 (86.46%)]
24.5C - 25.4C 24.5C - 25.4C = 11,279
[11,279 (3.24% / 3.42%)] [296,282 / 44,642 (89.88%)]
25.5C - 26.4C 25.5C - 26.4C = 8,837
[8,837 (2.54% / 2.68%)] [305,119 / 33,363 (92.56%)]
26.5C - 27.4C 26.5C - 27.4C = 6,223
[6,223 (1.79% / 1.89%)] [311,342 / 24,526 (94.45%)]
27.5C - 28.4C 27.5C - 28.4C = 5,048
[5,048 (1.45% / 1.53%)] [316,390 / 18,303 (95.98%)]
28.5C - 29.4C 28.5C - 29.4C = 4,267
[4,267 (1.23% / 1.29%)] [320,657 / 13,255 (97.27%)]
29.5C - 30.4C 29.5C - 30.4C = 3,688
[3,688 (1.06% / 1.12%)] [324,345 / 8,988 (98.39%)]
30.5C - 31.4C 30.5C - 31.4C = 2,571
[2,571 (0.74% / 0.78%)] [326,916 / 5,300 (99.17%)]
31.5C - 32.4C 31.5C - 32.4C = 1,500
[1,500 (0.43% / 0.46%)] [328,416 / 2,729 (99.63%)]
32.5C - 33.4C 32.5C - 33.4C = 739
[739 (0.21% / 0.22%)] [329,155 / 1,229 (99.85%)]
33.5C - 34.4C 33.5C - 34.4C = 318
[318 (0.09% / 0.10%)] [329,473 / 490 (99.95%)]
34.5C - 35.4C 34.5C - 35.4C = 129
[129 (0.04% / 0.04%)] [329,602 / 172 (99.99%)]
35.5C - 36.4C 35.5C - 36.4C = 34
[34 (0.01% / 0.01%)] [329,636 / 43 (100.00%)]
36.5C - 37.4C 36.5C - 37.4C = 8
[8 (0.00% / 0.00%)] [329,644 / 9 (100.00%)]
37.5C - 38.4C 37.5C - 38.4C = 1
[1 (0.00% / 0.00%)] [329,645 / 1 (100.00%)]

Missing observations (18,067 / 5.20%)

Sunshine Duration

0.0h 0.0h = 230,795
[230,795 (66.38% / 70.07%)] [230,795 / 329,386 (70.07%)]
0.1h 0.1h = 7,348
[7,348 (2.11% / 2.23%)] [238,143 / 98,591 (72.30%)]
0.2h 0.2h = 5,627
[5,627 (1.62% / 1.71%)] [243,770 / 91,243 (74.01%)]
0.3h 0.3h = 4,956
[4,956 (1.43% / 1.50%)] [248,726 / 85,616 (75.51%)]
0.4h 0.4h = 4,620
[4,620 (1.33% / 1.40%)] [253,346 / 80,660 (76.91%)]
0.5h 0.5h = 4,637
[4,637 (1.33% / 1.41%)] [257,983 / 76,040 (78.32%)]
0.6h 0.6h = 4,616
[4,616 (1.33% / 1.40%)] [262,599 / 71,403 (79.72%)]
0.7h 0.7h = 4,922
[4,922 (1.42% / 1.49%)] [267,521 / 66,787 (81.22%)]
0.8h 0.8h = 5,730
[5,730 (1.65% / 1.74%)] [273,251 / 61,865 (82.96%)]
0.9h 0.9h = 7,289
[7,289 (2.10% / 2.21%)] [280,540 / 56,135 (85.17%)]
1.0h 1.0h = 48,846
[48,846 (14.05% / 14.83%)] [329,386 / 48,846 (100.00%)]

Missing observations (18,326 / 5.27%)