Station Number 48381
Prefecture Nagano [ Local Portal ]
Location 長野県北佐久郡立科町大字芦田字ほうり沢 (KITASAKU GUN TATESHINA MACHI, NAGANO KEN)
Months of Observations 442
Number of Observations 322,541
Period of Observations
Period Name Lat. Long. Height Anemometer
1978/11/14 -- 1986/10/16 TATESHINA 36.272N 138.313E 715m 6.5m
1986/10/17 -- 2009/01/26 TATESHINA 36.272N 138.313E 715m 6.5m
2009/01/27 -- 2010/02/02 TATESHINA 36.272N 138.313E 715m 6.5m
2010/02/03 -- 2015/08/99 TATESHINA 36.272N 138.313E 715m 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
48321 TOMI (Nagano) 13.83km 27deg.
48256 UEDA (Nagano) 14.84km 343deg.
48386 SAKU (Nagano) 15.00km 100deg.
48371 KAKEYU (Nagano) 16.16km 281deg.
48436 SHIRAKABAKO (Nagano) 20.05km 202deg.
48331 KARUIZAWA (Nagano) 22.41km 69deg.
42221 TASHIRO (Gunma) 25.11km 32deg.
48451 MORAISAN (Nagano) 26.88km 132deg.
48501 YATSUGATAKE (Nagano) 27.19km 180deg.
48426 TAKABOTCHI (Nagano) 27.80km 240deg.
48246 AZUNAYASAM (Nagano) 28.26km 305deg.
48935 SUGADAIRA (Nagano) 28.87km 1deg.
48216 SUGADAIRA (Nagano) 28.87km 2deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 304,252
[304,252 (94.33% / 94.42%)] [304,252 / 322,245 (94.42%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 10,101
[10,101 (3.13% / 3.13%)] [314,353 / 17,993 (97.55%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 3,523
[3,523 (1.09% / 1.09%)] [317,876 / 7,892 (98.64%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,759
[1,759 (0.55% / 0.55%)] [319,635 / 4,369 (99.19%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 903
[903 (0.28% / 0.28%)] [320,538 / 2,610 (99.47%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 552
[552 (0.17% / 0.17%)] [321,090 / 1,707 (99.64%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 378
[378 (0.12% / 0.12%)] [321,468 / 1,155 (99.76%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 199
[199 (0.06% / 0.06%)] [321,667 / 777 (99.82%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 145
[145 (0.04% / 0.04%)] [321,812 / 578 (99.87%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 111
[111 (0.03% / 0.03%)] [321,923 / 433 (99.90%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 69
[69 (0.02% / 0.02%)] [321,992 / 322 (99.92%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 47
[47 (0.01% / 0.01%)] [322,039 / 253 (99.94%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 41
[41 (0.01% / 0.01%)] [322,080 / 206 (99.95%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 31
[31 (0.01% / 0.01%)] [322,111 / 165 (99.96%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 27
[27 (0.01% / 0.01%)] [322,138 / 134 (99.97%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 18
[18 (0.01% / 0.01%)] [322,156 / 107 (99.97%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 13
[13 (0.00% / 0.00%)] [322,169 / 89 (99.98%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 15
[15 (0.00% / 0.00%)] [322,184 / 76 (99.98%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 8
[8 (0.00% / 0.00%)] [322,192 / 61 (99.98%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 10
[10 (0.00% / 0.00%)] [322,202 / 53 (99.99%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 6
[6 (0.00% / 0.00%)] [322,208 / 43 (99.99%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 6
[6 (0.00% / 0.00%)] [322,214 / 37 (99.99%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 1
[1 (0.00% / 0.00%)] [322,215 / 31 (99.99%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 4
[4 (0.00% / 0.00%)] [322,219 / 30 (99.99%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 4
[4 (0.00% / 0.00%)] [322,223 / 26 (99.99%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 2
[2 (0.00% / 0.00%)] [322,225 / 22 (99.99%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [322,228 / 20 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 3
[3 (0.00% / 0.00%)] [322,231 / 17 (100.00%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 2
[2 (0.00% / 0.00%)] [322,233 / 14 (100.00%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 3
[3 (0.00% / 0.00%)] [322,236 / 12 (100.00%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 1
[1 (0.00% / 0.00%)] [322,237 / 9 (100.00%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 1
[1 (0.00% / 0.00%)] [322,238 / 8 (100.00%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [322,239 / 7 (100.00%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [322,240 / 6 (100.00%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [322,241 / 5 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 2
[2 (0.00% / 0.00%)] [322,243 / 4 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [322,244 / 2 (100.00%)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [322,245 / 1 (100.00%)]

Missing observations (296 / 0.09%)

Wind Direction

Calm Calm = 56,885
[56,885 (17.64% / 17.65%)] [0 / 0 (NA)]
NNE NNE = 8,121
[8,121 (2.52% / 2.52%)] [0 / 0 (NA)]
NE NE = 8,042
[8,042 (2.49% / 2.50%)] [0 / 0 (NA)]
ENE ENE = 9,414
[9,414 (2.92% / 2.92%)] [0 / 0 (NA)]
E E = 20,580
[20,580 (6.38% / 6.39%)] [0 / 0 (NA)]
ESE ESE = 17,647
[17,647 (5.47% / 5.48%)] [0 / 0 (NA)]
SE SE = 14,321
[14,321 (4.44% / 4.44%)] [0 / 0 (NA)]
SSE SSE = 9,920
[9,920 (3.08% / 3.08%)] [0 / 0 (NA)]
S S = 13,415
[13,415 (4.16% / 4.16%)] [0 / 0 (NA)]
SSW SSW = 22,667
[22,667 (7.03% / 7.03%)] [0 / 0 (NA)]
SW SW = 26,045
[26,045 (8.07% / 8.08%)] [0 / 0 (NA)]
WSW WSW = 31,386
[31,386 (9.73% / 9.74%)] [0 / 0 (NA)]
W W = 23,517
[23,517 (7.29% / 7.30%)] [0 / 0 (NA)]
WNW WNW = 16,865
[16,865 (5.23% / 5.23%)] [0 / 0 (NA)]
NW NW = 19,381
[19,381 (6.01% / 6.01%)] [0 / 0 (NA)]
NNW NNW = 13,384
[13,384 (4.15% / 4.15%)] [0 / 0 (NA)]
N N = 10,680
[10,680 (3.31% / 3.31%)] [0 / 0 (NA)]

Missing observations (271 / 0.08%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 60,981
[60,981 (18.91% / 18.92%)] [60,981 / 322,322 (18.92%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 108,877
[108,877 (33.76% / 33.78%)] [169,858 / 261,341 (52.70%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 74,379
[74,379 (23.06% / 23.08%)] [244,237 / 152,464 (75.77%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 46,390
[46,390 (14.38% / 14.39%)] [290,627 / 78,085 (90.17%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 21,706
[21,706 (6.73% / 6.73%)] [312,333 / 31,695 (96.90%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 7,323
[7,323 (2.27% / 2.27%)] [319,656 / 9,989 (99.17%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,012
[2,012 (0.62% / 0.62%)] [321,668 / 2,666 (99.80%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 468
[468 (0.15% / 0.15%)] [322,136 / 654 (99.94%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 122
[122 (0.04% / 0.04%)] [322,258 / 186 (99.98%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 38
[38 (0.01% / 0.01%)] [322,296 / 64 (99.99%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 13
[13 (0.00% / 0.00%)] [322,309 / 26 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 7
[7 (0.00% / 0.00%)] [322,316 / 13 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 2
[2 (0.00% / 0.00%)] [322,318 / 6 (100.00%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 1
[1 (0.00% / 0.00%)] [322,319 / 4 (100.00%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 1
[1 (0.00% / 0.00%)] [322,320 / 3 (100.00%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 1
[1 (0.00% / 0.00%)] [322,321 / 2 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 1
[1 (0.00% / 0.00%)] [322,322 / 1 (100.00%)]

Missing observations (219 / 0.07%)

Temperature

-20.5C - -19.6C -20.5C - -19.6C = 1
[1 (0.00% / 0.00%)] [1 / 322,268 (0.00%)]
-19.5C - -18.6C -19.5C - -18.6C = 1
[1 (0.00% / 0.00%)] [2 / 322,267 (0.00%)]
-18.5C - -17.6C -18.5C - -17.6C = 8
[8 (0.00% / 0.00%)] [10 / 322,266 (0.00%)]
-17.5C - -16.6C -17.5C - -16.6C = 12
[12 (0.00% / 0.00%)] [22 / 322,258 (0.01%)]
-16.5C - -15.6C -16.5C - -15.6C = 23
[23 (0.01% / 0.01%)] [45 / 322,246 (0.01%)]
-15.5C - -14.6C -15.5C - -14.6C = 65
[65 (0.02% / 0.02%)] [110 / 322,223 (0.03%)]
-14.5C - -13.6C -14.5C - -13.6C = 118
[118 (0.04% / 0.04%)] [228 / 322,158 (0.07%)]
-13.5C - -12.6C -13.5C - -12.6C = 197
[197 (0.06% / 0.06%)] [425 / 322,040 (0.13%)]
-12.5C - -11.6C -12.5C - -11.6C = 349
[349 (0.11% / 0.11%)] [774 / 321,843 (0.24%)]
-11.5C - -10.6C -11.5C - -10.6C = 563
[563 (0.17% / 0.17%)] [1,337 / 321,494 (0.41%)]
-10.5C - -9.6C -10.5C - -9.6C = 897
[897 (0.28% / 0.28%)] [2,234 / 320,931 (0.69%)]
-9.5C - -8.6C -9.5C - -8.6C = 1,225
[1,225 (0.38% / 0.38%)] [3,459 / 320,034 (1.07%)]
-8.5C - -7.6C -8.5C - -7.6C = 1,642
[1,642 (0.51% / 0.51%)] [5,101 / 318,809 (1.58%)]
-7.5C - -6.6C -7.5C - -6.6C = 2,458
[2,458 (0.76% / 0.76%)] [7,559 / 317,167 (2.35%)]
-6.5C - -5.6C -6.5C - -5.6C = 3,341
[3,341 (1.04% / 1.04%)] [10,900 / 314,709 (3.38%)]
-5.5C - -4.6C -5.5C - -4.6C = 4,483
[4,483 (1.39% / 1.39%)] [15,383 / 311,368 (4.77%)]
-4.5C - -3.6C -4.5C - -3.6C = 5,792
[5,792 (1.80% / 1.80%)] [21,175 / 306,885 (6.57%)]
-3.5C - -2.6C -3.5C - -2.6C = 6,870
[6,870 (2.13% / 2.13%)] [28,045 / 301,093 (8.70%)]
-2.5C - -1.6C -2.5C - -1.6C = 8,863
[8,863 (2.75% / 2.75%)] [36,908 / 294,223 (11.45%)]
-1.5C - -0.6C -1.5C - -0.6C = 9,933
[9,933 (3.08% / 3.08%)] [46,841 / 285,360 (14.53%)]
-0.5C - 0.4C -0.5C - 0.4C = 21,644
[21,644 (6.71% / 6.72%)] [68,485 / 275,427 (21.25%)]
0.5C - 1.4C 0.5C - 1.4C = 11,323
[11,323 (3.51% / 3.51%)] [79,808 / 253,783 (24.76%)]
1.5C - 2.4C 1.5C - 2.4C = 10,179
[10,179 (3.16% / 3.16%)] [89,987 / 242,460 (27.92%)]
2.5C - 3.4C 2.5C - 3.4C = 9,359
[9,359 (2.90% / 2.90%)] [99,346 / 232,281 (30.83%)]
3.5C - 4.4C 3.5C - 4.4C = 8,953
[8,953 (2.78% / 2.78%)] [108,299 / 222,922 (33.61%)]
4.5C - 5.4C 4.5C - 5.4C = 8,649
[8,649 (2.68% / 2.68%)] [116,948 / 213,969 (36.29%)]
5.5C - 6.4C 5.5C - 6.4C = 8,532
[8,532 (2.65% / 2.65%)] [125,480 / 205,320 (38.94%)]
6.5C - 7.4C 6.5C - 7.4C = 8,555
[8,555 (2.65% / 2.65%)] [134,035 / 196,788 (41.59%)]
7.5C - 8.4C 7.5C - 8.4C = 8,377
[8,377 (2.60% / 2.60%)] [142,412 / 188,233 (44.19%)]
8.5C - 9.4C 8.5C - 9.4C = 8,425
[8,425 (2.61% / 2.61%)] [150,837 / 179,856 (46.80%)]
9.5C - 10.4C 9.5C - 10.4C = 9,084
[9,084 (2.82% / 2.82%)] [159,921 / 171,431 (49.62%)]
10.5C - 11.4C 10.5C - 11.4C = 9,306
[9,306 (2.89% / 2.89%)] [169,227 / 162,347 (52.51%)]
11.5C - 12.4C 11.5C - 12.4C = 9,502
[9,502 (2.95% / 2.95%)] [178,729 / 153,041 (55.46%)]
12.5C - 13.4C 12.5C - 13.4C = 9,481
[9,481 (2.94% / 2.94%)] [188,210 / 143,539 (58.40%)]
13.5C - 14.4C 13.5C - 14.4C = 9,727
[9,727 (3.02% / 3.02%)] [197,937 / 134,058 (61.42%)]
14.5C - 15.4C 14.5C - 15.4C = 10,233
[10,233 (3.17% / 3.18%)] [208,170 / 124,331 (64.60%)]
15.5C - 16.4C 15.5C - 16.4C = 10,813
[10,813 (3.35% / 3.36%)] [218,983 / 114,098 (67.95%)]
16.5C - 17.4C 16.5C - 17.4C = 11,258
[11,258 (3.49% / 3.49%)] [230,241 / 103,285 (71.44%)]
17.5C - 18.4C 17.5C - 18.4C = 11,970
[11,970 (3.71% / 3.71%)] [242,211 / 92,027 (75.16%)]
18.5C - 19.4C 18.5C - 19.4C = 12,071
[12,071 (3.74% / 3.75%)] [254,282 / 80,057 (78.90%)]
19.5C - 20.4C 19.5C - 20.4C = 12,351
[12,351 (3.83% / 3.83%)] [266,633 / 67,986 (82.74%)]
20.5C - 21.4C 20.5C - 21.4C = 11,823
[11,823 (3.67% / 3.67%)] [278,456 / 55,635 (86.41%)]
21.5C - 22.4C 21.5C - 22.4C = 9,365
[9,365 (2.90% / 2.91%)] [287,821 / 43,812 (89.31%)]
22.5C - 23.4C 22.5C - 23.4C = 7,497
[7,497 (2.32% / 2.33%)] [295,318 / 34,447 (91.64%)]
23.5C - 24.4C 23.5C - 24.4C = 6,174
[6,174 (1.91% / 1.92%)] [301,492 / 26,950 (93.55%)]
24.5C - 25.4C 24.5C - 25.4C = 5,039
[5,039 (1.56% / 1.56%)] [306,531 / 20,776 (95.12%)]
25.5C - 26.4C 25.5C - 26.4C = 4,062
[4,062 (1.26% / 1.26%)] [310,593 / 15,737 (96.38%)]
26.5C - 27.4C 26.5C - 27.4C = 3,336
[3,336 (1.03% / 1.04%)] [313,929 / 11,675 (97.41%)]
27.5C - 28.4C 27.5C - 28.4C = 2,785
[2,785 (0.86% / 0.86%)] [316,714 / 8,339 (98.28%)]
28.5C - 29.4C 28.5C - 29.4C = 2,094
[2,094 (0.65% / 0.65%)] [318,808 / 5,554 (98.93%)]
29.5C - 30.4C 29.5C - 30.4C = 1,559
[1,559 (0.48% / 0.48%)] [320,367 / 3,460 (99.41%)]
30.5C - 31.4C 30.5C - 31.4C = 1,003
[1,003 (0.31% / 0.31%)] [321,370 / 1,901 (99.72%)]
31.5C - 32.4C 31.5C - 32.4C = 579
[579 (0.18% / 0.18%)] [321,949 / 898 (99.90%)]
32.5C - 33.4C 32.5C - 33.4C = 257
[257 (0.08% / 0.08%)] [322,206 / 319 (99.98%)]
33.5C - 34.4C 33.5C - 34.4C = 56
[56 (0.02% / 0.02%)] [322,262 / 62 (100.00%)]
34.5C - 35.4C 34.5C - 35.4C = 6
[6 (0.00% / 0.00%)] [322,268 / 6 (100.00%)]

Missing observations (273 / 0.08%)

Sunshine Duration

0.0h 0.0h = 219,501
[219,501 (68.05% / 68.13%)] [219,501 / 322,202 (68.13%)]
0.1h 0.1h = 7,306
[7,306 (2.27% / 2.27%)] [226,807 / 102,701 (70.39%)]
0.2h 0.2h = 5,643
[5,643 (1.75% / 1.75%)] [232,450 / 95,395 (72.14%)]
0.3h 0.3h = 5,342
[5,342 (1.66% / 1.66%)] [237,792 / 89,752 (73.80%)]
0.4h 0.4h = 4,905
[4,905 (1.52% / 1.52%)] [242,697 / 84,410 (75.32%)]
0.5h 0.5h = 4,879
[4,879 (1.51% / 1.51%)] [247,576 / 79,505 (76.84%)]
0.6h 0.6h = 4,988
[4,988 (1.55% / 1.55%)] [252,564 / 74,626 (78.39%)]
0.7h 0.7h = 5,191
[5,191 (1.61% / 1.61%)] [257,755 / 69,638 (80.00%)]
0.8h 0.8h = 5,790
[5,790 (1.80% / 1.80%)] [263,545 / 64,447 (81.79%)]
0.9h 0.9h = 7,773
[7,773 (2.41% / 2.41%)] [271,318 / 58,657 (84.21%)]
1.0h 1.0h = 50,884
[50,884 (15.78% / 15.79%)] [322,202 / 50,884 (100.00%)]

Missing observations (339 / 0.11%)