Station Number 44173
Prefecture Tokyo [ Local Portal ]
Location 東京都大島町元町字北の山 大島航空気象観測所 (OSHIMA MACHI, TOKYO TO)
Months of Observations 147
Number of Observations 107,343
Period of Observations
Period Name Lat. Long. Height Anemometer
2003/01/01 -- 2017/03/99 OSHIMA-KITANOYAMA 34.782N 139.360E 38m 9.0m
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
44171 OSHIMA (Tokyo) 2.23km 147deg.
44172 OSHIMA (Tokyo) 3.78km 177deg.
44174 OSHIMA-RINJI (Tokyo) 3.78km 177deg.
44176 OSHIMA-SENZU (Tokyo) 5.69km 94deg.
44186 OSHIMA-SASHIKIJI (Tokyo) 12.01km 156deg.
50506 INATORI (Shizuoka) 28.56km 270deg.
44191 TOSHIMA (Tokyo) 29.07km 194deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 98,458
[98,458 (91.72% / 91.96%)] [98,458 / 107,071 (91.96%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 3,999
[3,999 (3.73% / 3.73%)] [102,457 / 8,613 (95.69%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 1,655
[1,655 (1.54% / 1.55%)] [104,112 / 4,614 (97.24%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 856
[856 (0.80% / 0.80%)] [104,968 / 2,959 (98.04%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 581
[581 (0.54% / 0.54%)] [105,549 / 2,103 (98.58%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 368
[368 (0.34% / 0.34%)] [105,917 / 1,522 (98.92%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 265
[265 (0.25% / 0.25%)] [106,182 / 1,154 (99.17%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 173
[173 (0.16% / 0.16%)] [106,355 / 889 (99.33%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 121
[121 (0.11% / 0.11%)] [106,476 / 716 (99.44%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 108
[108 (0.10% / 0.10%)] [106,584 / 595 (99.55%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 84
[84 (0.08% / 0.08%)] [106,668 / 487 (99.62%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 59
[59 (0.05% / 0.06%)] [106,727 / 403 (99.68%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 68
[68 (0.06% / 0.06%)] [106,795 / 344 (99.74%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 30
[30 (0.03% / 0.03%)] [106,825 / 276 (99.77%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 33
[33 (0.03% / 0.03%)] [106,858 / 246 (99.80%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 41
[41 (0.04% / 0.04%)] [106,899 / 213 (99.84%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 24
[24 (0.02% / 0.02%)] [106,923 / 172 (99.86%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 21
[21 (0.02% / 0.02%)] [106,944 / 148 (99.88%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 16
[16 (0.01% / 0.01%)] [106,960 / 127 (99.90%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 18
[18 (0.02% / 0.02%)] [106,978 / 111 (99.91%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 16
[16 (0.01% / 0.01%)] [106,994 / 93 (99.93%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 4
[4 (0.00% / 0.00%)] [106,998 / 77 (99.93%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 7
[7 (0.01% / 0.01%)] [107,005 / 73 (99.94%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 5
[5 (0.00% / 0.00%)] [107,010 / 66 (99.94%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 8
[8 (0.01% / 0.01%)] [107,018 / 61 (99.95%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [107,023 / 53 (99.96%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [107,026 / 48 (99.96%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [107,030 / 45 (99.96%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 5
[5 (0.00% / 0.00%)] [107,035 / 41 (99.97%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 3
[3 (0.00% / 0.00%)] [107,038 / 36 (99.97%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 2
[2 (0.00% / 0.00%)] [107,040 / 33 (99.97%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [107,041 / 31 (99.97%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 4
[4 (0.00% / 0.00%)] [107,045 / 30 (99.98%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [107,049 / 26 (99.98%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 2
[2 (0.00% / 0.00%)] [107,051 / 22 (99.98%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 3
[3 (0.00% / 0.00%)] [107,054 / 20 (99.98%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 2
[2 (0.00% / 0.00%)] [107,056 / 17 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [107,057 / 15 (99.99%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 2
[2 (0.00% / 0.00%)] [107,059 / 14 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [107,061 / 12 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 3
[3 (0.00% / 0.00%)] [107,064 / 10 (99.99%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [107,065 / 7 (99.99%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [107,066 / 6 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [107,067 / 5 (100.00%)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 1
[1 (0.00% / 0.00%)] [107,068 / 4 (100.00%)]
57.5mm - 58.4mm 57.5mm - 58.4mm = 1
[1 (0.00% / 0.00%)] [107,069 / 3 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [107,070 / 2 (100.00%)]
69.5mm - 70.4mm 69.5mm - 70.4mm = 1
[1 (0.00% / 0.00%)] [107,071 / 1 (100.00%)]

Missing observations (272 / 0.25%)

Wind Direction

Calm Calm = 118
[118 (0.11% / 0.11%)] [0 / 0 (NA)]
NNE NNE = 10,490
[10,490 (9.77% / 9.79%)] [0 / 0 (NA)]
NE NE = 25,704
[25,704 (23.95% / 23.99%)] [0 / 0 (NA)]
ENE ENE = 8,473
[8,473 (7.89% / 7.91%)] [0 / 0 (NA)]
E E = 5,974
[5,974 (5.57% / 5.58%)] [0 / 0 (NA)]
ESE ESE = 3,473
[3,473 (3.24% / 3.24%)] [0 / 0 (NA)]
SE SE = 3,753
[3,753 (3.50% / 3.50%)] [0 / 0 (NA)]
SSE SSE = 1,846
[1,846 (1.72% / 1.72%)] [0 / 0 (NA)]
S S = 4,207
[4,207 (3.92% / 3.93%)] [0 / 0 (NA)]
SSW SSW = 17,638
[17,638 (16.43% / 16.46%)] [0 / 0 (NA)]
SW SW = 12,800
[12,800 (11.92% / 11.95%)] [0 / 0 (NA)]
WSW WSW = 7,189
[7,189 (6.70% / 6.71%)] [0 / 0 (NA)]
W W = 1,502
[1,502 (1.40% / 1.40%)] [0 / 0 (NA)]
WNW WNW = 647
[647 (0.60% / 0.60%)] [0 / 0 (NA)]
NW NW = 714
[714 (0.67% / 0.67%)] [0 / 0 (NA)]
NNW NNW = 837
[837 (0.78% / 0.78%)] [0 / 0 (NA)]
N N = 1,761
[1,761 (1.64% / 1.64%)] [0 / 0 (NA)]

Missing observations (217 / 0.20%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 281
[281 (0.26% / 0.26%)] [281 / 107,126 (0.26%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 5,108
[5,108 (4.76% / 4.77%)] [5,389 / 106,845 (5.03%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 11,599
[11,599 (10.81% / 10.83%)] [16,988 / 101,737 (15.86%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 14,240
[14,240 (13.27% / 13.29%)] [31,228 / 90,138 (29.15%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 12,655
[12,655 (11.79% / 11.81%)] [43,883 / 75,898 (40.96%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 13,306
[13,306 (12.40% / 12.42%)] [57,189 / 63,243 (53.38%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 13,526
[13,526 (12.60% / 12.63%)] [70,715 / 49,937 (66.01%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 11,938
[11,938 (11.12% / 11.14%)] [82,653 / 36,411 (77.15%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 9,498
[9,498 (8.85% / 8.87%)] [92,151 / 24,473 (86.02%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 6,334
[6,334 (5.90% / 5.91%)] [98,485 / 14,975 (91.93%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 3,727
[3,727 (3.47% / 3.48%)] [102,212 / 8,641 (95.41%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 2,020
[2,020 (1.88% / 1.89%)] [104,232 / 4,914 (97.30%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1,093
[1,093 (1.02% / 1.02%)] [105,325 / 2,894 (98.32%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 708
[708 (0.66% / 0.66%)] [106,033 / 1,801 (98.98%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 473
[473 (0.44% / 0.44%)] [106,506 / 1,093 (99.42%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 279
[279 (0.26% / 0.26%)] [106,785 / 620 (99.68%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 140
[140 (0.13% / 0.13%)] [106,925 / 341 (99.81%)]
16.5m/s - 17.4m/s 16.5m/s - 17.4m/s = 82
[82 (0.08% / 0.08%)] [107,007 / 201 (99.89%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 41
[41 (0.04% / 0.04%)] [107,048 / 119 (99.93%)]
18.5m/s - 19.4m/s 18.5m/s - 19.4m/s = 41
[41 (0.04% / 0.04%)] [107,089 / 78 (99.97%)]
19.5m/s - 20.4m/s 19.5m/s - 20.4m/s = 11
[11 (0.01% / 0.01%)] [107,100 / 37 (99.98%)]
20.5m/s - 21.4m/s 20.5m/s - 21.4m/s = 15
[15 (0.01% / 0.01%)] [107,115 / 26 (99.99%)]
21.5m/s - 22.4m/s 21.5m/s - 22.4m/s = 4
[4 (0.00% / 0.00%)] [107,119 / 11 (99.99%)]
22.5m/s - 23.4m/s 22.5m/s - 23.4m/s = 3
[3 (0.00% / 0.00%)] [107,122 / 7 (100.00%)]
23.5m/s - 24.4m/s 23.5m/s - 24.4m/s = 1
[1 (0.00% / 0.00%)] [107,123 / 4 (100.00%)]
25.5m/s - 26.4m/s 25.5m/s - 26.4m/s = 3
[3 (0.00% / 0.00%)] [107,126 / 3 (100.00%)]

Missing observations (217 / 0.20%)

Temperature

-1.5C - -0.6C -1.5C - -0.6C = 1
[1 (0.00% / 0.00%)] [1 / 107,136 (0.00%)]
-0.5C - 0.4C -0.5C - 0.4C = 27
[27 (0.03% / 0.03%)] [28 / 107,135 (0.03%)]
0.5C - 1.4C 0.5C - 1.4C = 79
[79 (0.07% / 0.07%)] [107 / 107,108 (0.10%)]
1.5C - 2.4C 1.5C - 2.4C = 224
[224 (0.21% / 0.21%)] [331 / 107,029 (0.31%)]
2.5C - 3.4C 2.5C - 3.4C = 646
[646 (0.60% / 0.60%)] [977 / 106,805 (0.91%)]
3.5C - 4.4C 3.5C - 4.4C = 1,233
[1,233 (1.15% / 1.15%)] [2,210 / 106,159 (2.06%)]
4.5C - 5.4C 4.5C - 5.4C = 2,323
[2,323 (2.16% / 2.17%)] [4,533 / 104,926 (4.23%)]
5.5C - 6.4C 5.5C - 6.4C = 3,141
[3,141 (2.93% / 2.93%)] [7,674 / 102,603 (7.16%)]
6.5C - 7.4C 6.5C - 7.4C = 4,231
[4,231 (3.94% / 3.95%)] [11,905 / 99,462 (11.11%)]
7.5C - 8.4C 7.5C - 8.4C = 4,507
[4,507 (4.20% / 4.21%)] [16,412 / 95,231 (15.32%)]
8.5C - 9.4C 8.5C - 9.4C = 4,944
[4,944 (4.61% / 4.61%)] [21,356 / 90,724 (19.93%)]
9.5C - 10.4C 9.5C - 10.4C = 4,667
[4,667 (4.35% / 4.36%)] [26,023 / 85,780 (24.29%)]
10.5C - 11.4C 10.5C - 11.4C = 4,418
[4,418 (4.12% / 4.12%)] [30,441 / 81,113 (28.41%)]
11.5C - 12.4C 11.5C - 12.4C = 4,264
[4,264 (3.97% / 3.98%)] [34,705 / 76,695 (32.39%)]
12.5C - 13.4C 12.5C - 13.4C = 4,007
[4,007 (3.73% / 3.74%)] [38,712 / 72,431 (36.13%)]
13.5C - 14.4C 13.5C - 14.4C = 3,887
[3,887 (3.62% / 3.63%)] [42,599 / 68,424 (39.76%)]
14.5C - 15.4C 14.5C - 15.4C = 4,143
[4,143 (3.86% / 3.87%)] [46,742 / 64,537 (43.63%)]
15.5C - 16.4C 15.5C - 16.4C = 4,241
[4,241 (3.95% / 3.96%)] [50,983 / 60,394 (47.59%)]
16.5C - 17.4C 16.5C - 17.4C = 4,538
[4,538 (4.23% / 4.24%)] [55,521 / 56,153 (51.82%)]
17.5C - 18.4C 17.5C - 18.4C = 5,078
[5,078 (4.73% / 4.74%)] [60,599 / 51,615 (56.56%)]
18.5C - 19.4C 18.5C - 19.4C = 5,518
[5,518 (5.14% / 5.15%)] [66,117 / 46,537 (61.71%)]
19.5C - 20.4C 19.5C - 20.4C = 5,219
[5,219 (4.86% / 4.87%)] [71,336 / 41,019 (66.58%)]
20.5C - 21.4C 20.5C - 21.4C = 5,356
[5,356 (4.99% / 5.00%)] [76,692 / 35,800 (71.58%)]
21.5C - 22.4C 21.5C - 22.4C = 4,672
[4,672 (4.35% / 4.36%)] [81,364 / 30,444 (75.94%)]
22.5C - 23.4C 22.5C - 23.4C = 4,501
[4,501 (4.19% / 4.20%)] [85,865 / 25,772 (80.15%)]
23.5C - 24.4C 23.5C - 24.4C = 4,497
[4,497 (4.19% / 4.20%)] [90,362 / 21,271 (84.34%)]
24.5C - 25.4C 24.5C - 25.4C = 4,179
[4,179 (3.89% / 3.90%)] [94,541 / 16,774 (88.24%)]
25.5C - 26.4C 25.5C - 26.4C = 4,006
[4,006 (3.73% / 3.74%)] [98,547 / 12,595 (91.98%)]
26.5C - 27.4C 26.5C - 27.4C = 3,337
[3,337 (3.11% / 3.11%)] [101,884 / 8,589 (95.10%)]
27.5C - 28.4C 27.5C - 28.4C = 2,362
[2,362 (2.20% / 2.20%)] [104,246 / 5,252 (97.30%)]
28.5C - 29.4C 28.5C - 29.4C = 1,527
[1,527 (1.42% / 1.43%)] [105,773 / 2,890 (98.73%)]
29.5C - 30.4C 29.5C - 30.4C = 955
[955 (0.89% / 0.89%)] [106,728 / 1,363 (99.62%)]
30.5C - 31.4C 30.5C - 31.4C = 357
[357 (0.33% / 0.33%)] [107,085 / 408 (99.95%)]
31.5C - 32.4C 31.5C - 32.4C = 49
[49 (0.05% / 0.05%)] [107,134 / 51 (100.00%)]
32.5C - 33.4C 32.5C - 33.4C = 2
[2 (0.00% / 0.00%)] [107,136 / 2 (100.00%)]

Missing observations (207 / 0.19%)