Station Number 48717
Prefecture Nagano [ Local Portal ]
Location 長野県木曽郡南木曽町読書 (KISO GUN NAGISO MACHI, NAGANO KEN)
Months of Observations 476
Number of Observations 347,712
Period of Observations
Period Name Lat. Long. Height Anemometer
1975/05/20 -- 1978/11/23 NAGISO 35.610N 137.620E 560m 0.0m
1978/11/24 -- 1986/10/22 NAGISO 35.610N 137.620E 560m 6.5m
1986/10/23 -- 2006/12/06 NAGISO 35.610N 137.620E 560m 6.5m
2006/12/07 -- 2010/02/23 NAGISO 35.610N 137.620E 560m 6.5m
2010/02/24 -- 2015/08/99 NAGISO 35.610N 137.620E 560m 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
48721 SURIKOGIYAMA (Nagano) 9.73km 85deg.
52426 SANGAIYAMA (Gifu) 10.33km 295deg.
48761 SURIKOGIYAMA (Nagano) 10.41km 100deg.
48716 SUHARA (Nagano) 11.74km 33deg.
52561 NAKATSUGAWA (Gifu) 17.37km 218deg.
52421 TSUKECHI (Gifu) 18.41km 288deg.
52557 NAKATSUGAWA (Gifu) 19.06km 219deg.
48796 AMIKAKEYAMA (Nagano) 19.28km 158deg.
48791 ENASAN (Nagano) 20.19km 180deg.
48767 IIDA (Nagano) 20.70km 117deg.
48945 IIDA (Nagano) 20.70km 117deg.
48766 IIDA (Nagano) 22.32km 119deg.
48602 OUTAKI-OMATA (Nagano) 24.85km 345deg.
48731 IIJIMA (Nagano) 25.63km 79deg.
48606 KISOFUKUSHIMA (Nagano) 26.25km 13deg.
52556 ENA (Gifu) 26.73km 227deg.
48826 NAMIAI (Nagano) 27.09km 166deg.
52626 MITSUMORISAN (Gifu) 27.19km 198deg.
52482 KUROKAWA (Gifu) 27.40km 267deg.
52481 KUROKAWA (Gifu) 27.51km 266deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 310,670
[310,670 (89.35% / 89.58%)] [310,670 / 346,813 (89.58%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 17,425
[17,425 (5.01% / 5.02%)] [328,095 / 36,143 (94.60%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 6,953
[6,953 (2.00% / 2.00%)] [335,048 / 18,718 (96.61%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 3,780
[3,780 (1.09% / 1.09%)] [338,828 / 11,765 (97.70%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 2,428
[2,428 (0.70% / 0.70%)] [341,256 / 7,985 (98.40%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 1,507
[1,507 (0.43% / 0.43%)] [342,763 / 5,557 (98.83%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 1,068
[1,068 (0.31% / 0.31%)] [343,831 / 4,050 (99.14%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 731
[731 (0.21% / 0.21%)] [344,562 / 2,982 (99.35%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 556
[556 (0.16% / 0.16%)] [345,118 / 2,251 (99.51%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 359
[359 (0.10% / 0.10%)] [345,477 / 1,695 (99.61%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 262
[262 (0.08% / 0.08%)] [345,739 / 1,336 (99.69%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 205
[205 (0.06% / 0.06%)] [345,944 / 1,074 (99.75%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 165
[165 (0.05% / 0.05%)] [346,109 / 869 (99.80%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 113
[113 (0.03% / 0.03%)] [346,222 / 704 (99.83%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 93
[93 (0.03% / 0.03%)] [346,315 / 591 (99.86%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 84
[84 (0.02% / 0.02%)] [346,399 / 498 (99.88%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 54
[54 (0.02% / 0.02%)] [346,453 / 414 (99.90%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 53
[53 (0.02% / 0.02%)] [346,506 / 360 (99.91%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 39
[39 (0.01% / 0.01%)] [346,545 / 307 (99.92%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 35
[35 (0.01% / 0.01%)] [346,580 / 268 (99.93%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 31
[31 (0.01% / 0.01%)] [346,611 / 233 (99.94%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 18
[18 (0.01% / 0.01%)] [346,629 / 202 (99.95%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 26
[26 (0.01% / 0.01%)] [346,655 / 184 (99.95%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 17
[17 (0.00% / 0.00%)] [346,672 / 158 (99.96%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 20
[20 (0.01% / 0.01%)] [346,692 / 141 (99.97%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 19
[19 (0.01% / 0.01%)] [346,711 / 121 (99.97%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 16
[16 (0.00% / 0.00%)] [346,727 / 102 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 13
[13 (0.00% / 0.00%)] [346,740 / 86 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 9
[9 (0.00% / 0.00%)] [346,749 / 73 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 10
[10 (0.00% / 0.00%)] [346,759 / 64 (99.98%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 5
[5 (0.00% / 0.00%)] [346,764 / 54 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [346,768 / 49 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 7
[7 (0.00% / 0.00%)] [346,775 / 45 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 5
[5 (0.00% / 0.00%)] [346,780 / 38 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [346,784 / 33 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 3
[3 (0.00% / 0.00%)] [346,787 / 29 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 3
[3 (0.00% / 0.00%)] [346,790 / 26 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 2
[2 (0.00% / 0.00%)] [346,792 / 23 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [346,794 / 21 (99.99%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [346,795 / 19 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [346,797 / 18 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 3
[3 (0.00% / 0.00%)] [346,800 / 16 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 4
[4 (0.00% / 0.00%)] [346,804 / 13 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [346,805 / 9 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [346,806 / 8 (100.00%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [346,807 / 7 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [346,808 / 6 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [346,809 / 5 (100.00%)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [346,810 / 4 (100.00%)]
54.5mm - 55.4mm 54.5mm - 55.4mm = 1
[1 (0.00% / 0.00%)] [346,811 / 3 (100.00%)]
57.5mm - 58.4mm 57.5mm - 58.4mm = 1
[1 (0.00% / 0.00%)] [346,812 / 2 (100.00%)]
88.5mm - 89.4mm 88.5mm - 89.4mm = 1
[1 (0.00% / 0.00%)] [346,813 / 1 (100.00%)]

Missing observations (899 / 0.26%)

Wind Direction

Calm Calm = 86,378
[86,378 (24.84% / 26.90%)] [0 / 0 (NA)]
NNE NNE = 7,138
[7,138 (2.05% / 2.22%)] [0 / 0 (NA)]
NE NE = 16,423
[16,423 (4.72% / 5.11%)] [0 / 0 (NA)]
ENE ENE = 37,578
[37,578 (10.81% / 11.70%)] [0 / 0 (NA)]
E E = 50,311
[50,311 (14.47% / 15.67%)] [0 / 0 (NA)]
ESE ESE = 31,155
[31,155 (8.96% / 9.70%)] [0 / 0 (NA)]
SE SE = 7,667
[7,667 (2.20% / 2.39%)] [0 / 0 (NA)]
SSE SSE = 3,416
[3,416 (0.98% / 1.06%)] [0 / 0 (NA)]
S S = 2,825
[2,825 (0.81% / 0.88%)] [0 / 0 (NA)]
SSW SSW = 3,607
[3,607 (1.04% / 1.12%)] [0 / 0 (NA)]
SW SW = 8,183
[8,183 (2.35% / 2.55%)] [0 / 0 (NA)]
WSW WSW = 19,296
[19,296 (5.55% / 6.01%)] [0 / 0 (NA)]
W W = 23,141
[23,141 (6.66% / 7.21%)] [0 / 0 (NA)]
WNW WNW = 11,106
[11,106 (3.19% / 3.46%)] [0 / 0 (NA)]
NW NW = 4,826
[4,826 (1.39% / 1.50%)] [0 / 0 (NA)]
NNW NNW = 3,468
[3,468 (1.00% / 1.08%)] [0 / 0 (NA)]
N N = 4,588
[4,588 (1.32% / 1.43%)] [0 / 0 (NA)]

Missing observations (26,606 / 7.65%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 92,145
[92,145 (26.50% / 28.69%)] [92,145 / 321,126 (28.69%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 192,563
[192,563 (55.38% / 59.96%)] [284,708 / 228,981 (88.66%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 34,134
[34,134 (9.82% / 10.63%)] [318,842 / 36,418 (99.29%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 1,843
[1,843 (0.53% / 0.57%)] [320,685 / 2,284 (99.86%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 320
[320 (0.09% / 0.10%)] [321,005 / 441 (99.96%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 97
[97 (0.03% / 0.03%)] [321,102 / 121 (99.99%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 22
[22 (0.01% / 0.01%)] [321,124 / 24 (100.00%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 1
[1 (0.00% / 0.00%)] [321,125 / 2 (100.00%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 1
[1 (0.00% / 0.00%)] [321,126 / 1 (100.00%)]

Missing observations (26,586 / 7.65%)

Temperature

-14.5C - -13.6C -14.5C - -13.6C = 2
[2 (0.00% / 0.00%)] [2 / 321,552 (0.00%)]
-13.5C - -12.6C -13.5C - -12.6C = 10
[10 (0.00% / 0.00%)] [12 / 321,550 (0.00%)]
-12.5C - -11.6C -12.5C - -11.6C = 18
[18 (0.01% / 0.01%)] [30 / 321,540 (0.01%)]
-11.5C - -10.6C -11.5C - -10.6C = 59
[59 (0.02% / 0.02%)] [89 / 321,522 (0.03%)]
-10.5C - -9.6C -10.5C - -9.6C = 146
[146 (0.04% / 0.05%)] [235 / 321,463 (0.07%)]
-9.5C - -8.6C -9.5C - -8.6C = 390
[390 (0.11% / 0.12%)] [625 / 321,317 (0.19%)]
-8.5C - -7.6C -8.5C - -7.6C = 702
[702 (0.20% / 0.22%)] [1,327 / 320,927 (0.41%)]
-7.5C - -6.6C -7.5C - -6.6C = 1,194
[1,194 (0.34% / 0.37%)] [2,521 / 320,225 (0.78%)]
-6.5C - -5.6C -6.5C - -5.6C = 1,735
[1,735 (0.50% / 0.54%)] [4,256 / 319,031 (1.32%)]
-5.5C - -4.6C -5.5C - -4.6C = 2,486
[2,486 (0.71% / 0.77%)] [6,742 / 317,296 (2.10%)]
-4.5C - -3.6C -4.5C - -3.6C = 3,446
[3,446 (0.99% / 1.07%)] [10,188 / 314,810 (3.17%)]
-3.5C - -2.6C -3.5C - -2.6C = 4,664
[4,664 (1.34% / 1.45%)] [14,852 / 311,364 (4.62%)]
-2.5C - -1.6C -2.5C - -1.6C = 7,061
[7,061 (2.03% / 2.20%)] [21,913 / 306,700 (6.81%)]
-1.5C - -0.6C -1.5C - -0.6C = 9,271
[9,271 (2.67% / 2.88%)] [31,184 / 299,639 (9.70%)]
-0.5C - 0.4C -0.5C - 0.4C = 21,397
[21,397 (6.15% / 6.65%)] [52,581 / 290,368 (16.35%)]
0.5C - 1.4C 0.5C - 1.4C = 11,385
[11,385 (3.27% / 3.54%)] [63,966 / 268,971 (19.89%)]
1.5C - 2.4C 1.5C - 2.4C = 10,572
[10,572 (3.04% / 3.29%)] [74,538 / 257,586 (23.18%)]
2.5C - 3.4C 2.5C - 3.4C = 9,876
[9,876 (2.84% / 3.07%)] [84,414 / 247,014 (26.25%)]
3.5C - 4.4C 3.5C - 4.4C = 9,533
[9,533 (2.74% / 2.96%)] [93,947 / 237,138 (29.22%)]
4.5C - 5.4C 4.5C - 5.4C = 9,361
[9,361 (2.69% / 2.91%)] [103,308 / 227,605 (32.13%)]
5.5C - 6.4C 5.5C - 6.4C = 9,036
[9,036 (2.60% / 2.81%)] [112,344 / 218,244 (34.94%)]
6.5C - 7.4C 6.5C - 7.4C = 9,036
[9,036 (2.60% / 2.81%)] [121,380 / 209,208 (37.75%)]
7.5C - 8.4C 7.5C - 8.4C = 8,857
[8,857 (2.55% / 2.75%)] [130,237 / 200,172 (40.50%)]
8.5C - 9.4C 8.5C - 9.4C = 8,825
[8,825 (2.54% / 2.74%)] [139,062 / 191,315 (43.25%)]
9.5C - 10.4C 9.5C - 10.4C = 9,159
[9,159 (2.63% / 2.85%)] [148,221 / 182,490 (46.10%)]
10.5C - 11.4C 10.5C - 11.4C = 9,590
[9,590 (2.76% / 2.98%)] [157,811 / 173,331 (49.08%)]
11.5C - 12.4C 11.5C - 12.4C = 9,779
[9,779 (2.81% / 3.04%)] [167,590 / 163,741 (52.12%)]
12.5C - 13.4C 12.5C - 13.4C = 9,749
[9,749 (2.80% / 3.03%)] [177,339 / 153,962 (55.15%)]
13.5C - 14.4C 13.5C - 14.4C = 9,603
[9,603 (2.76% / 2.99%)] [186,942 / 144,213 (58.14%)]
14.5C - 15.4C 14.5C - 15.4C = 9,978
[9,978 (2.87% / 3.10%)] [196,920 / 134,610 (61.24%)]
15.5C - 16.4C 15.5C - 16.4C = 10,028
[10,028 (2.88% / 3.12%)] [206,948 / 124,632 (64.36%)]
16.5C - 17.4C 16.5C - 17.4C = 10,913
[10,913 (3.14% / 3.39%)] [217,861 / 114,604 (67.75%)]
17.5C - 18.4C 17.5C - 18.4C = 11,719
[11,719 (3.37% / 3.64%)] [229,580 / 103,691 (71.40%)]
18.5C - 19.4C 18.5C - 19.4C = 12,938
[12,938 (3.72% / 4.02%)] [242,518 / 91,972 (75.42%)]
19.5C - 20.4C 19.5C - 20.4C = 14,405
[14,405 (4.14% / 4.48%)] [256,923 / 79,034 (79.90%)]
20.5C - 21.4C 20.5C - 21.4C = 14,717
[14,717 (4.23% / 4.58%)] [271,640 / 64,629 (84.48%)]
21.5C - 22.4C 21.5C - 22.4C = 12,370
[12,370 (3.56% / 3.85%)] [284,010 / 49,912 (88.32%)]
22.5C - 23.4C 22.5C - 23.4C = 8,701
[8,701 (2.50% / 2.71%)] [292,711 / 37,542 (91.03%)]
23.5C - 24.4C 23.5C - 24.4C = 6,444
[6,444 (1.85% / 2.00%)] [299,155 / 28,841 (93.03%)]
24.5C - 25.4C 24.5C - 25.4C = 5,161
[5,161 (1.48% / 1.61%)] [304,316 / 22,397 (94.64%)]
25.5C - 26.4C 25.5C - 26.4C = 4,277
[4,277 (1.23% / 1.33%)] [308,593 / 17,236 (95.97%)]
26.5C - 27.4C 26.5C - 27.4C = 3,656
[3,656 (1.05% / 1.14%)] [312,249 / 12,959 (97.11%)]
27.5C - 28.4C 27.5C - 28.4C = 2,936
[2,936 (0.84% / 0.91%)] [315,185 / 9,303 (98.02%)]
28.5C - 29.4C 28.5C - 29.4C = 2,324
[2,324 (0.67% / 0.72%)] [317,509 / 6,367 (98.74%)]
29.5C - 30.4C 29.5C - 30.4C = 1,757
[1,757 (0.51% / 0.55%)] [319,266 / 4,043 (99.29%)]
30.5C - 31.4C 30.5C - 31.4C = 1,244
[1,244 (0.36% / 0.39%)] [320,510 / 2,286 (99.68%)]
31.5C - 32.4C 31.5C - 32.4C = 672
[672 (0.19% / 0.21%)] [321,182 / 1,042 (99.88%)]
32.5C - 33.4C 32.5C - 33.4C = 281
[281 (0.08% / 0.09%)] [321,463 / 370 (99.97%)]
33.5C - 34.4C 33.5C - 34.4C = 73
[73 (0.02% / 0.02%)] [321,536 / 89 (100.00%)]
34.5C - 35.4C 34.5C - 35.4C = 16
[16 (0.00% / 0.00%)] [321,552 / 16 (100.00%)]

Missing observations (26,160 / 7.52%)

Sunshine Duration

0.0h 0.0h = 235,591
[235,591 (67.75% / 73.57%)] [235,591 / 320,216 (73.57%)]
0.1h 0.1h = 7,172
[7,172 (2.06% / 2.24%)] [242,763 / 84,625 (75.81%)]
0.2h 0.2h = 5,572
[5,572 (1.60% / 1.74%)] [248,335 / 77,453 (77.55%)]
0.3h 0.3h = 4,733
[4,733 (1.36% / 1.48%)] [253,068 / 71,881 (79.03%)]
0.4h 0.4h = 4,400
[4,400 (1.27% / 1.37%)] [257,468 / 67,148 (80.40%)]
0.5h 0.5h = 4,143
[4,143 (1.19% / 1.29%)] [261,611 / 62,748 (81.70%)]
0.6h 0.6h = 4,274
[4,274 (1.23% / 1.33%)] [265,885 / 58,605 (83.03%)]
0.7h 0.7h = 4,155
[4,155 (1.19% / 1.30%)] [270,040 / 54,331 (84.33%)]
0.8h 0.8h = 4,724
[4,724 (1.36% / 1.48%)] [274,764 / 50,176 (85.81%)]
0.9h 0.9h = 6,237
[6,237 (1.79% / 1.95%)] [281,001 / 45,452 (87.75%)]
1.0h 1.0h = 39,215
[39,215 (11.28% / 12.25%)] [320,216 / 39,215 (100.00%)]

Missing observations (27,496 / 7.91%)