Station Number 40091
Prefecture Ibaraki [ Local Portal ]
Location 茨城県常陸大宮市上小瀬 (HITACHIOMIYA SHI, IBARAKI KEN)
Months of Observations 441
Number of Observations 321,682
Period of Observations
Period Name Lat. Long. Height Anemometer
1978/12/20 -- 1987/11/19 OSE 36.607N 140.325E 95m 6.5m
1987/11/20 -- 2008/01/17 OSE 36.607N 140.325E 95m 6.5m
2008/01/18 -- 2011/04/10 OSE 36.607N 140.325E 95m 6.5m
2011/04/11 -- 2015/08/99 HITACHIOMIYA 36.607N 140.325E 95m 6.5m
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
41246 KARASUYAMA (Tochigi) 16.62km 286deg.
40126 NAKANO (Ibaraki) 16.73km 127deg.
41247 NASU-KARASUYAMA (Tochigi) 19.01km 281deg.
40061 DAIGO (Ibaraki) 19.06km 5deg.
40066 TOKUDA (Ibaraki) 23.60km 36deg.
40191 KASAMA (Ibaraki) 24.73km 197deg.
40106 KAMINESAN (Ibaraki) 25.48km 83deg.
40201 MITO (Ibaraki) 28.22km 153deg.
40900 MITO (Ibaraki) 28.22km 153deg.
40076 ONO (Ibaraki) 28.31km 57deg.
40136 HITACHI (Ibaraki) 28.79km 95deg.
41241 TAKANEZAWA (Tochigi) 29.26km 270deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 300,087
[300,087 (93.29% / 93.55%)] [300,087 / 320,781 (93.55%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 11,218
[11,218 (3.49% / 3.50%)] [311,305 / 20,694 (97.05%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,014
[4,014 (1.25% / 1.25%)] [315,319 / 9,476 (98.30%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,041
[2,041 (0.63% / 0.64%)] [317,360 / 5,462 (98.93%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,054
[1,054 (0.33% / 0.33%)] [318,414 / 3,421 (99.26%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 660
[660 (0.21% / 0.21%)] [319,074 / 2,367 (99.47%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 389
[389 (0.12% / 0.12%)] [319,463 / 1,707 (99.59%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 268
[268 (0.08% / 0.08%)] [319,731 / 1,318 (99.67%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 226
[226 (0.07% / 0.07%)] [319,957 / 1,050 (99.74%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 154
[154 (0.05% / 0.05%)] [320,111 / 824 (99.79%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 119
[119 (0.04% / 0.04%)] [320,230 / 670 (99.83%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 111
[111 (0.03% / 0.03%)] [320,341 / 551 (99.86%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 67
[67 (0.02% / 0.02%)] [320,408 / 440 (99.88%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 51
[51 (0.02% / 0.02%)] [320,459 / 373 (99.90%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 38
[38 (0.01% / 0.01%)] [320,497 / 322 (99.91%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 40
[40 (0.01% / 0.01%)] [320,537 / 284 (99.92%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 35
[35 (0.01% / 0.01%)] [320,572 / 244 (99.93%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [320,599 / 209 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 30
[30 (0.01% / 0.01%)] [320,629 / 182 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 18
[18 (0.01% / 0.01%)] [320,647 / 152 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 11
[11 (0.00% / 0.00%)] [320,658 / 134 (99.96%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 16
[16 (0.00% / 0.00%)] [320,674 / 123 (99.97%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 12
[12 (0.00% / 0.00%)] [320,686 / 107 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 12
[12 (0.00% / 0.00%)] [320,698 / 95 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 12
[12 (0.00% / 0.00%)] [320,710 / 83 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [320,715 / 71 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 7
[7 (0.00% / 0.00%)] [320,722 / 66 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 6
[6 (0.00% / 0.00%)] [320,728 / 59 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [320,731 / 53 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 8
[8 (0.00% / 0.00%)] [320,739 / 50 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 6
[6 (0.00% / 0.00%)] [320,745 / 42 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 2
[2 (0.00% / 0.00%)] [320,747 / 36 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 3
[3 (0.00% / 0.00%)] [320,750 / 34 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 2
[2 (0.00% / 0.00%)] [320,752 / 31 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 2
[2 (0.00% / 0.00%)] [320,754 / 29 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 3
[3 (0.00% / 0.00%)] [320,757 / 27 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 2
[2 (0.00% / 0.00%)] [320,759 / 24 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 3
[3 (0.00% / 0.00%)] [320,762 / 22 (99.99%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [320,763 / 19 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [320,765 / 18 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [320,766 / 16 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [320,767 / 15 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 4
[4 (0.00% / 0.00%)] [320,771 / 14 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 2
[2 (0.00% / 0.00%)] [320,773 / 10 (100.00%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [320,774 / 8 (100.00%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [320,775 / 7 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [320,776 / 6 (100.00%)]
55.5mm - 56.4mm 55.5mm - 56.4mm = 1
[1 (0.00% / 0.00%)] [320,777 / 5 (100.00%)]
57.5mm - 58.4mm 57.5mm - 58.4mm = 1
[1 (0.00% / 0.00%)] [320,778 / 4 (100.00%)]
58.5mm - 59.4mm 58.5mm - 59.4mm = 1
[1 (0.00% / 0.00%)] [320,779 / 3 (100.00%)]
66.5mm - 67.4mm 66.5mm - 67.4mm = 1
[1 (0.00% / 0.00%)] [320,780 / 2 (100.00%)]
103.5mm - 104.4mm 103.5mm - 104.4mm = 1
[1 (0.00% / 0.00%)] [320,781 / 1 (100.00%)]

Missing observations (901 / 0.28%)

Wind Direction

Calm Calm = 90,459
[90,459 (28.12% / 28.22%)] [0 / 0 (NA)]
NNE NNE = 19,283
[19,283 (5.99% / 6.01%)] [0 / 0 (NA)]
NE NE = 5,336
[5,336 (1.66% / 1.66%)] [0 / 0 (NA)]
ENE ENE = 2,662
[2,662 (0.83% / 0.83%)] [0 / 0 (NA)]
E E = 3,318
[3,318 (1.03% / 1.03%)] [0 / 0 (NA)]
ESE ESE = 6,235
[6,235 (1.94% / 1.94%)] [0 / 0 (NA)]
SE SE = 11,654
[11,654 (3.62% / 3.64%)] [0 / 0 (NA)]
SSE SSE = 28,614
[28,614 (8.90% / 8.93%)] [0 / 0 (NA)]
S S = 23,689
[23,689 (7.36% / 7.39%)] [0 / 0 (NA)]
SSW SSW = 10,675
[10,675 (3.32% / 3.33%)] [0 / 0 (NA)]
SW SW = 5,246
[5,246 (1.63% / 1.64%)] [0 / 0 (NA)]
WSW WSW = 3,178
[3,178 (0.99% / 0.99%)] [0 / 0 (NA)]
W W = 3,378
[3,378 (1.05% / 1.05%)] [0 / 0 (NA)]
WNW WNW = 4,435
[4,435 (1.38% / 1.38%)] [0 / 0 (NA)]
NW NW = 10,356
[10,356 (3.22% / 3.23%)] [0 / 0 (NA)]
NNW NNW = 37,145
[37,145 (11.55% / 11.59%)] [0 / 0 (NA)]
N N = 54,936
[54,936 (17.08% / 17.14%)] [0 / 0 (NA)]

Missing observations (1,083 / 0.34%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 97,928
[97,928 (30.44% / 30.54%)] [97,928 / 320,693 (30.54%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 121,090
[121,090 (37.64% / 37.76%)] [219,018 / 222,765 (68.30%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 52,781
[52,781 (16.41% / 16.46%)] [271,799 / 101,675 (84.75%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 25,810
[25,810 (8.02% / 8.05%)] [297,609 / 48,894 (92.80%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 13,621
[13,621 (4.23% / 4.25%)] [311,230 / 23,084 (97.05%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,970
[5,970 (1.86% / 1.86%)] [317,200 / 9,463 (98.91%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,270
[2,270 (0.71% / 0.71%)] [319,470 / 3,493 (99.62%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 831
[831 (0.26% / 0.26%)] [320,301 / 1,223 (99.88%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 269
[269 (0.08% / 0.08%)] [320,570 / 392 (99.96%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 87
[87 (0.03% / 0.03%)] [320,657 / 123 (99.99%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 28
[28 (0.01% / 0.01%)] [320,685 / 36 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 4
[4 (0.00% / 0.00%)] [320,689 / 8 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 3
[3 (0.00% / 0.00%)] [320,692 / 4 (100.00%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 1
[1 (0.00% / 0.00%)] [320,693 / 1 (100.00%)]

Missing observations (989 / 0.31%)

Temperature

-11.5C - -10.6C -11.5C - -10.6C = 14
[14 (0.00% / 0.00%)] [14 / 320,270 (0.00%)]
-10.5C - -9.6C -10.5C - -9.6C = 24
[24 (0.01% / 0.01%)] [38 / 320,256 (0.01%)]
-9.5C - -8.6C -9.5C - -8.6C = 84
[84 (0.03% / 0.03%)] [122 / 320,232 (0.04%)]
-8.5C - -7.6C -8.5C - -7.6C = 242
[242 (0.08% / 0.08%)] [364 / 320,148 (0.11%)]
-7.5C - -6.6C -7.5C - -6.6C = 494
[494 (0.15% / 0.15%)] [858 / 319,906 (0.27%)]
-6.5C - -5.6C -6.5C - -5.6C = 1,061
[1,061 (0.33% / 0.33%)] [1,919 / 319,412 (0.60%)]
-5.5C - -4.6C -5.5C - -4.6C = 1,941
[1,941 (0.60% / 0.61%)] [3,860 / 318,351 (1.21%)]
-4.5C - -3.6C -4.5C - -3.6C = 2,911
[2,911 (0.90% / 0.91%)] [6,771 / 316,410 (2.11%)]
-3.5C - -2.6C -3.5C - -2.6C = 3,988
[3,988 (1.24% / 1.25%)] [10,759 / 313,499 (3.36%)]
-2.5C - -1.6C -2.5C - -1.6C = 5,335
[5,335 (1.66% / 1.67%)] [16,094 / 309,511 (5.03%)]
-1.5C - -0.6C -1.5C - -0.6C = 6,407
[6,407 (1.99% / 2.00%)] [22,501 / 304,176 (7.03%)]
-0.5C - 0.4C -0.5C - 0.4C = 14,120
[14,120 (4.39% / 4.41%)] [36,621 / 297,769 (11.43%)]
0.5C - 1.4C 0.5C - 1.4C = 8,101
[8,101 (2.52% / 2.53%)] [44,722 / 283,649 (13.96%)]
1.5C - 2.4C 1.5C - 2.4C = 8,569
[8,569 (2.66% / 2.68%)] [53,291 / 275,548 (16.64%)]
2.5C - 3.4C 2.5C - 3.4C = 9,272
[9,272 (2.88% / 2.90%)] [62,563 / 266,979 (19.53%)]
3.5C - 4.4C 3.5C - 4.4C = 9,351
[9,351 (2.91% / 2.92%)] [71,914 / 257,707 (22.45%)]
4.5C - 5.4C 4.5C - 5.4C = 10,034
[10,034 (3.12% / 3.13%)] [81,948 / 248,356 (25.59%)]
5.5C - 6.4C 5.5C - 6.4C = 10,036
[10,036 (3.12% / 3.13%)] [91,984 / 238,322 (28.72%)]
6.5C - 7.4C 6.5C - 7.4C = 10,223
[10,223 (3.18% / 3.19%)] [102,207 / 228,286 (31.91%)]
7.5C - 8.4C 7.5C - 8.4C = 10,318
[10,318 (3.21% / 3.22%)] [112,525 / 218,063 (35.13%)]
8.5C - 9.4C 8.5C - 9.4C = 10,028
[10,028 (3.12% / 3.13%)] [122,553 / 207,745 (38.27%)]
9.5C - 10.4C 9.5C - 10.4C = 10,269
[10,269 (3.19% / 3.21%)] [132,822 / 197,717 (41.47%)]
10.5C - 11.4C 10.5C - 11.4C = 10,000
[10,000 (3.11% / 3.12%)] [142,822 / 187,448 (44.59%)]
11.5C - 12.4C 11.5C - 12.4C = 10,192
[10,192 (3.17% / 3.18%)] [153,014 / 177,448 (47.78%)]
12.5C - 13.4C 12.5C - 13.4C = 9,836
[9,836 (3.06% / 3.07%)] [162,850 / 167,256 (50.85%)]
13.5C - 14.4C 13.5C - 14.4C = 10,094
[10,094 (3.14% / 3.15%)] [172,944 / 157,420 (54.00%)]
14.5C - 15.4C 14.5C - 15.4C = 10,612
[10,612 (3.30% / 3.31%)] [183,556 / 147,326 (57.31%)]
15.5C - 16.4C 15.5C - 16.4C = 11,175
[11,175 (3.47% / 3.49%)] [194,731 / 136,714 (60.80%)]
16.5C - 17.4C 16.5C - 17.4C = 11,708
[11,708 (3.64% / 3.66%)] [206,439 / 125,539 (64.46%)]
17.5C - 18.4C 17.5C - 18.4C = 12,279
[12,279 (3.82% / 3.83%)] [218,718 / 113,831 (68.29%)]
18.5C - 19.4C 18.5C - 19.4C = 12,517
[12,517 (3.89% / 3.91%)] [231,235 / 101,552 (72.20%)]
19.5C - 20.4C 19.5C - 20.4C = 12,256
[12,256 (3.81% / 3.83%)] [243,491 / 89,035 (76.03%)]
20.5C - 21.4C 20.5C - 21.4C = 12,574
[12,574 (3.91% / 3.93%)] [256,065 / 76,779 (79.95%)]
21.5C - 22.4C 21.5C - 22.4C = 12,348
[12,348 (3.84% / 3.86%)] [268,413 / 64,205 (83.81%)]
22.5C - 23.4C 22.5C - 23.4C = 11,571
[11,571 (3.60% / 3.61%)] [279,984 / 51,857 (87.42%)]
23.5C - 24.4C 23.5C - 24.4C = 9,777
[9,777 (3.04% / 3.05%)] [289,761 / 40,286 (90.47%)]
24.5C - 25.4C 24.5C - 25.4C = 7,530
[7,530 (2.34% / 2.35%)] [297,291 / 30,509 (92.83%)]
25.5C - 26.4C 25.5C - 26.4C = 5,446
[5,446 (1.69% / 1.70%)] [302,737 / 22,979 (94.53%)]
26.5C - 27.4C 26.5C - 27.4C = 4,259
[4,259 (1.32% / 1.33%)] [306,996 / 17,533 (95.86%)]
27.5C - 28.4C 27.5C - 28.4C = 3,602
[3,602 (1.12% / 1.12%)] [310,598 / 13,274 (96.98%)]
28.5C - 29.4C 28.5C - 29.4C = 2,951
[2,951 (0.92% / 0.92%)] [313,549 / 9,672 (97.90%)]
29.5C - 30.4C 29.5C - 30.4C = 2,280
[2,280 (0.71% / 0.71%)] [315,829 / 6,721 (98.61%)]
30.5C - 31.4C 30.5C - 31.4C = 1,818
[1,818 (0.57% / 0.57%)] [317,647 / 4,441 (99.18%)]
31.5C - 32.4C 31.5C - 32.4C = 1,288
[1,288 (0.40% / 0.40%)] [318,935 / 2,623 (99.58%)]
32.5C - 33.4C 32.5C - 33.4C = 775
[775 (0.24% / 0.24%)] [319,710 / 1,335 (99.83%)]
33.5C - 34.4C 33.5C - 34.4C = 380
[380 (0.12% / 0.12%)] [320,090 / 560 (99.94%)]
34.5C - 35.4C 34.5C - 35.4C = 131
[131 (0.04% / 0.04%)] [320,221 / 180 (99.98%)]
35.5C - 36.4C 35.5C - 36.4C = 40
[40 (0.01% / 0.01%)] [320,261 / 49 (100.00%)]
36.5C - 37.4C 36.5C - 37.4C = 9
[9 (0.00% / 0.00%)] [320,270 / 9 (100.00%)]

Missing observations (1,412 / 0.44%)

Sunshine Duration

0.0h 0.0h = 228,934
[228,934 (71.17% / 71.39%)] [228,934 / 320,675 (71.39%)]
0.1h 0.1h = 6,674
[6,674 (2.07% / 2.08%)] [235,608 / 91,741 (73.47%)]
0.2h 0.2h = 5,152
[5,152 (1.60% / 1.61%)] [240,760 / 85,067 (75.08%)]
0.3h 0.3h = 4,581
[4,581 (1.42% / 1.43%)] [245,341 / 79,915 (76.51%)]
0.4h 0.4h = 4,443
[4,443 (1.38% / 1.39%)] [249,784 / 75,334 (77.89%)]
0.5h 0.5h = 4,780
[4,780 (1.49% / 1.49%)] [254,564 / 70,891 (79.38%)]
0.6h 0.6h = 4,855
[4,855 (1.51% / 1.51%)] [259,419 / 66,111 (80.90%)]
0.7h 0.7h = 4,862
[4,862 (1.51% / 1.52%)] [264,281 / 61,256 (82.41%)]
0.8h 0.8h = 5,547
[5,547 (1.72% / 1.73%)] [269,828 / 56,394 (84.14%)]
0.9h 0.9h = 7,067
[7,067 (2.20% / 2.20%)] [276,895 / 50,847 (86.35%)]
1.0h 1.0h = 43,780
[43,780 (13.61% / 13.65%)] [320,675 / 43,780 (100.00%)]

Missing observations (1,007 / 0.31%)