Station Number 48466
Prefecture Nagano [ Local Portal ]
Location 長野県松本市奈川 (MATSUMOTO SHI, NAGANO KEN)
Months of Observations 442
Number of Observations 322,358
Period of Observations
Period Name Lat. Long. Height Anemometer
1978/11/22 -- 1987/04/26 NAGAWA 36.088N 137.683E 1068m 6.5m
1987/04/27 -- 2008/01/10 NAGAWA 36.088N 137.683E 1068m 6.5m
2008/01/11 -- 2010/01/10 NAGAWA 36.088N 137.683E 1068m 6.5m
2010/01/11 -- 2015/08/99 NAGAWA 36.088N 137.683E 1068m 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
52161 NORIKURADAKE (Gifu) 11.96km 288deg.
48541 KISOHIRASAWA (Nagano) 17.98km 130deg.
48531 KAIDAKOGEN (Nagano) 18.18km 203deg.
48940 KAIDAKOGEN (Nagano) 18.18km 203deg.
48346 KAMIKOCHI (Nagano) 18.32km 345deg.
48363 MATSUMOTOIMAI (Nagano) 23.23km 67deg.
52111 TOCHIO (Gifu) 24.03km 317deg.
48596 ONTAKESAN (Nagano) 27.31km 218deg.
48606 KISOFUKUSHIMA (Nagano) 27.52km 179deg.
52196 MIYANOMAE (Gifu) 27.79km 253deg.
48601 ONTAKESAN (Nagano) 28.95km 214deg.
48546 TATSUNO (Nagano) 29.48km 113deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 289,789
[289,789 (89.90% / 89.97%)] [289,789 / 322,110 (89.97%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 16,980
[16,980 (5.27% / 5.27%)] [306,769 / 32,321 (95.24%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 6,259
[6,259 (1.94% / 1.94%)] [313,028 / 15,341 (97.18%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 3,355
[3,355 (1.04% / 1.04%)] [316,383 / 9,082 (98.22%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 2,005
[2,005 (0.62% / 0.62%)] [318,388 / 5,727 (98.84%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 1,230
[1,230 (0.38% / 0.38%)] [319,618 / 3,722 (99.23%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 791
[791 (0.25% / 0.25%)] [320,409 / 2,492 (99.47%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 531
[531 (0.16% / 0.16%)] [320,940 / 1,701 (99.64%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 364
[364 (0.11% / 0.11%)] [321,304 / 1,170 (99.75%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 236
[236 (0.07% / 0.07%)] [321,540 / 806 (99.82%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 157
[157 (0.05% / 0.05%)] [321,697 / 570 (99.87%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 110
[110 (0.03% / 0.03%)] [321,807 / 413 (99.91%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 84
[84 (0.03% / 0.03%)] [321,891 / 303 (99.93%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 60
[60 (0.02% / 0.02%)] [321,951 / 219 (99.95%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 24
[24 (0.01% / 0.01%)] [321,975 / 159 (99.96%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 30
[30 (0.01% / 0.01%)] [322,005 / 135 (99.97%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 30
[30 (0.01% / 0.01%)] [322,035 / 105 (99.98%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 16
[16 (0.00% / 0.00%)] [322,051 / 75 (99.98%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 10
[10 (0.00% / 0.00%)] [322,061 / 59 (99.98%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 11
[11 (0.00% / 0.00%)] [322,072 / 49 (99.99%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 6
[6 (0.00% / 0.00%)] [322,078 / 38 (99.99%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 8
[8 (0.00% / 0.00%)] [322,086 / 32 (99.99%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 8
[8 (0.00% / 0.00%)] [322,094 / 24 (100.00%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 2
[2 (0.00% / 0.00%)] [322,096 / 16 (100.00%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 1
[1 (0.00% / 0.00%)] [322,097 / 14 (100.00%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 3
[3 (0.00% / 0.00%)] [322,100 / 13 (100.00%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 1
[1 (0.00% / 0.00%)] [322,101 / 10 (100.00%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [322,102 / 9 (100.00%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [322,105 / 8 (100.00%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 1
[1 (0.00% / 0.00%)] [322,106 / 5 (100.00%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [322,107 / 4 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [322,108 / 3 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [322,109 / 2 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [322,110 / 1 (100.00%)]

Missing observations (248 / 0.08%)

Wind Direction

Calm Calm = 63,443
[63,443 (19.68% / 19.71%)] [0 / 0 (NA)]
NNE NNE = 20,942
[20,942 (6.50% / 6.51%)] [0 / 0 (NA)]
NE NE = 19,321
[19,321 (5.99% / 6.00%)] [0 / 0 (NA)]
ENE ENE = 7,909
[7,909 (2.45% / 2.46%)] [0 / 0 (NA)]
E E = 3,373
[3,373 (1.05% / 1.05%)] [0 / 0 (NA)]
ESE ESE = 2,980
[2,980 (0.92% / 0.93%)] [0 / 0 (NA)]
SE SE = 3,958
[3,958 (1.23% / 1.23%)] [0 / 0 (NA)]
SSE SSE = 9,275
[9,275 (2.88% / 2.88%)] [0 / 0 (NA)]
S S = 38,281
[38,281 (11.88% / 11.89%)] [0 / 0 (NA)]
SSW SSW = 64,382
[64,382 (19.97% / 20.00%)] [0 / 0 (NA)]
SW SW = 45,829
[45,829 (14.22% / 14.24%)] [0 / 0 (NA)]
WSW WSW = 12,823
[12,823 (3.98% / 3.98%)] [0 / 0 (NA)]
W W = 3,988
[3,988 (1.24% / 1.24%)] [0 / 0 (NA)]
WNW WNW = 2,335
[2,335 (0.72% / 0.73%)] [0 / 0 (NA)]
NW NW = 4,007
[4,007 (1.24% / 1.24%)] [0 / 0 (NA)]
NNW NNW = 6,629
[6,629 (2.06% / 2.06%)] [0 / 0 (NA)]
N N = 12,444
[12,444 (3.86% / 3.87%)] [0 / 0 (NA)]

Missing observations (439 / 0.14%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 65,830
[65,830 (20.42% / 20.44%)] [65,830 / 321,992 (20.44%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 139,961
[139,961 (43.42% / 43.47%)] [205,791 / 256,162 (63.91%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 87,345
[87,345 (27.10% / 27.13%)] [293,136 / 116,201 (91.04%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 23,701
[23,701 (7.35% / 7.36%)] [316,837 / 28,856 (98.40%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 4,399
[4,399 (1.36% / 1.37%)] [321,236 / 5,155 (99.77%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 667
[667 (0.21% / 0.21%)] [321,903 / 756 (99.97%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 79
[79 (0.02% / 0.02%)] [321,982 / 89 (100.00%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 7
[7 (0.00% / 0.00%)] [321,989 / 10 (100.00%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 3
[3 (0.00% / 0.00%)] [321,992 / 3 (100.00%)]

Missing observations (366 / 0.11%)

Temperature

-20.5C - -19.6C -20.5C - -19.6C = 1
[1 (0.00% / 0.00%)] [1 / 322,070 (0.00%)]
-19.5C - -18.6C -19.5C - -18.6C = 16
[16 (0.00% / 0.00%)] [17 / 322,069 (0.01%)]
-18.5C - -17.6C -18.5C - -17.6C = 25
[25 (0.01% / 0.01%)] [42 / 322,053 (0.01%)]
-17.5C - -16.6C -17.5C - -16.6C = 66
[66 (0.02% / 0.02%)] [108 / 322,028 (0.03%)]
-16.5C - -15.6C -16.5C - -15.6C = 177
[177 (0.05% / 0.05%)] [285 / 321,962 (0.09%)]
-15.5C - -14.6C -15.5C - -14.6C = 301
[301 (0.09% / 0.09%)] [586 / 321,785 (0.18%)]
-14.5C - -13.6C -14.5C - -13.6C = 506
[506 (0.16% / 0.16%)] [1,092 / 321,484 (0.34%)]
-13.5C - -12.6C -13.5C - -12.6C = 686
[686 (0.21% / 0.21%)] [1,778 / 320,978 (0.55%)]
-12.5C - -11.6C -12.5C - -11.6C = 990
[990 (0.31% / 0.31%)] [2,768 / 320,292 (0.86%)]
-11.5C - -10.6C -11.5C - -10.6C = 1,296
[1,296 (0.40% / 0.40%)] [4,064 / 319,302 (1.26%)]
-10.5C - -9.6C -10.5C - -9.6C = 1,670
[1,670 (0.52% / 0.52%)] [5,734 / 318,006 (1.78%)]
-9.5C - -8.6C -9.5C - -8.6C = 2,204
[2,204 (0.68% / 0.68%)] [7,938 / 316,336 (2.46%)]
-8.5C - -7.6C -8.5C - -7.6C = 2,780
[2,780 (0.86% / 0.86%)] [10,718 / 314,132 (3.33%)]
-7.5C - -6.6C -7.5C - -6.6C = 3,888
[3,888 (1.21% / 1.21%)] [14,606 / 311,352 (4.54%)]
-6.5C - -5.6C -6.5C - -5.6C = 4,821
[4,821 (1.50% / 1.50%)] [19,427 / 307,464 (6.03%)]
-5.5C - -4.6C -5.5C - -4.6C = 6,109
[6,109 (1.90% / 1.90%)] [25,536 / 302,643 (7.93%)]
-4.5C - -3.6C -4.5C - -3.6C = 7,632
[7,632 (2.37% / 2.37%)] [33,168 / 296,534 (10.30%)]
-3.5C - -2.6C -3.5C - -2.6C = 8,454
[8,454 (2.62% / 2.62%)] [41,622 / 288,902 (12.92%)]
-2.5C - -1.6C -2.5C - -1.6C = 9,985
[9,985 (3.10% / 3.10%)] [51,607 / 280,448 (16.02%)]
-1.5C - -0.6C -1.5C - -0.6C = 10,957
[10,957 (3.40% / 3.40%)] [62,564 / 270,463 (19.43%)]
-0.5C - 0.4C -0.5C - 0.4C = 22,327
[22,327 (6.93% / 6.93%)] [84,891 / 259,506 (26.36%)]
0.5C - 1.4C 0.5C - 1.4C = 11,339
[11,339 (3.52% / 3.52%)] [96,230 / 237,179 (29.88%)]
1.5C - 2.4C 1.5C - 2.4C = 10,420
[10,420 (3.23% / 3.24%)] [106,650 / 225,840 (33.11%)]
2.5C - 3.4C 2.5C - 3.4C = 9,805
[9,805 (3.04% / 3.04%)] [116,455 / 215,420 (36.16%)]
3.5C - 4.4C 3.5C - 4.4C = 9,183
[9,183 (2.85% / 2.85%)] [125,638 / 205,615 (39.01%)]
4.5C - 5.4C 4.5C - 5.4C = 8,870
[8,870 (2.75% / 2.75%)] [134,508 / 196,432 (41.76%)]
5.5C - 6.4C 5.5C - 6.4C = 8,700
[8,700 (2.70% / 2.70%)] [143,208 / 187,562 (44.46%)]
6.5C - 7.4C 6.5C - 7.4C = 8,687
[8,687 (2.69% / 2.70%)] [151,895 / 178,862 (47.16%)]
7.5C - 8.4C 7.5C - 8.4C = 8,783
[8,783 (2.72% / 2.73%)] [160,678 / 170,175 (49.89%)]
8.5C - 9.4C 8.5C - 9.4C = 8,930
[8,930 (2.77% / 2.77%)] [169,608 / 161,392 (52.66%)]
9.5C - 10.4C 9.5C - 10.4C = 9,143
[9,143 (2.84% / 2.84%)] [178,751 / 152,462 (55.50%)]
10.5C - 11.4C 10.5C - 11.4C = 9,310
[9,310 (2.89% / 2.89%)] [188,061 / 143,319 (58.39%)]
11.5C - 12.4C 11.5C - 12.4C = 9,641
[9,641 (2.99% / 2.99%)] [197,702 / 134,009 (61.38%)]
12.5C - 13.4C 12.5C - 13.4C = 9,628
[9,628 (2.99% / 2.99%)] [207,330 / 124,368 (64.37%)]
13.5C - 14.4C 13.5C - 14.4C = 10,277
[10,277 (3.19% / 3.19%)] [217,607 / 114,740 (67.57%)]
14.5C - 15.4C 14.5C - 15.4C = 10,899
[10,899 (3.38% / 3.38%)] [228,506 / 104,463 (70.95%)]
15.5C - 16.4C 15.5C - 16.4C = 11,607
[11,607 (3.60% / 3.60%)] [240,113 / 93,564 (74.55%)]
16.5C - 17.4C 16.5C - 17.4C = 12,764
[12,764 (3.96% / 3.96%)] [252,877 / 81,957 (78.52%)]
17.5C - 18.4C 17.5C - 18.4C = 13,136
[13,136 (4.07% / 4.08%)] [266,013 / 69,193 (82.59%)]
18.5C - 19.4C 18.5C - 19.4C = 11,631
[11,631 (3.61% / 3.61%)] [277,644 / 56,057 (86.21%)]
19.5C - 20.4C 19.5C - 20.4C = 9,599
[9,599 (2.98% / 2.98%)] [287,243 / 44,426 (89.19%)]
20.5C - 21.4C 20.5C - 21.4C = 7,544
[7,544 (2.34% / 2.34%)] [294,787 / 34,827 (91.53%)]
21.5C - 22.4C 21.5C - 22.4C = 5,959
[5,959 (1.85% / 1.85%)] [300,746 / 27,283 (93.38%)]
22.5C - 23.4C 22.5C - 23.4C = 5,172
[5,172 (1.60% / 1.61%)] [305,918 / 21,324 (94.98%)]
23.5C - 24.4C 23.5C - 24.4C = 4,195
[4,195 (1.30% / 1.30%)] [310,113 / 16,152 (96.29%)]
24.5C - 25.4C 24.5C - 25.4C = 3,515
[3,515 (1.09% / 1.09%)] [313,628 / 11,957 (97.38%)]
25.5C - 26.4C 25.5C - 26.4C = 2,764
[2,764 (0.86% / 0.86%)] [316,392 / 8,442 (98.24%)]
26.5C - 27.4C 26.5C - 27.4C = 2,131
[2,131 (0.66% / 0.66%)] [318,523 / 5,678 (98.90%)]
27.5C - 28.4C 27.5C - 28.4C = 1,640
[1,640 (0.51% / 0.51%)] [320,163 / 3,547 (99.41%)]
28.5C - 29.4C 28.5C - 29.4C = 1,062
[1,062 (0.33% / 0.33%)] [321,225 / 1,907 (99.74%)]
29.5C - 30.4C 29.5C - 30.4C = 591
[591 (0.18% / 0.18%)] [321,816 / 845 (99.92%)]
30.5C - 31.4C 30.5C - 31.4C = 208
[208 (0.06% / 0.06%)] [322,024 / 254 (99.99%)]
31.5C - 32.4C 31.5C - 32.4C = 43
[43 (0.01% / 0.01%)] [322,067 / 46 (100.00%)]
32.5C - 33.4C 32.5C - 33.4C = 3
[3 (0.00% / 0.00%)] [322,070 / 3 (100.00%)]

Missing observations (288 / 0.09%)

Sunshine Duration

0.0h 0.0h = 234,634
[234,634 (72.79% / 72.89%)] [234,634 / 321,908 (72.89%)]
0.1h 0.1h = 7,805
[7,805 (2.42% / 2.42%)] [242,439 / 87,274 (75.31%)]
0.2h 0.2h = 5,696
[5,696 (1.77% / 1.77%)] [248,135 / 79,469 (77.08%)]
0.3h 0.3h = 5,080
[5,080 (1.58% / 1.58%)] [253,215 / 73,773 (78.66%)]
0.4h 0.4h = 5,333
[5,333 (1.65% / 1.66%)] [258,548 / 68,693 (80.32%)]
0.5h 0.5h = 4,763
[4,763 (1.48% / 1.48%)] [263,311 / 63,360 (81.80%)]
0.6h 0.6h = 4,455
[4,455 (1.38% / 1.38%)] [267,766 / 58,597 (83.18%)]
0.7h 0.7h = 4,186
[4,186 (1.30% / 1.30%)] [271,952 / 54,142 (84.48%)]
0.8h 0.8h = 4,835
[4,835 (1.50% / 1.50%)] [276,787 / 49,956 (85.98%)]
0.9h 0.9h = 6,773
[6,773 (2.10% / 2.10%)] [283,560 / 45,121 (88.09%)]
1.0h 1.0h = 38,348
[38,348 (11.90% / 11.91%)] [321,908 / 38,348 (100.00%)]

Missing observations (450 / 0.14%)