Station Number 21913
Prefecture Hokkaido (Iburi Subprefecture) [ Local Portal ]
Location 北海道苫小牧市しらかば町 苫小牧特別地域気象観測所 (TOMAKOMAI SHI, HOKKAIDO)
Months of Observations 61
Number of Observations 44,472
Period of Observations
Period Name Lat. Long. Height Anemometer
1999/12/10 -- 2008/02/99 TOMAKOMAI 42.622N 141.547E 6m 0.0m
Real-time Data AMeRAS (AMeDAS Ranking Service)
Past Heavy Rain Data AMeDAS heavy rain
Typhoon History
Neighbor Stations
Number Name Distance Azimuth
21187 TOMAKOMAI (Hokkaido) 0.11km 0deg.
21186 TOMAKOMAI (Hokkaido) 2.73km 82deg.
21261 SHIRAOI (Hokkaido) 18.26km 241deg.
21920 SHIRAOI (Hokkaido) 18.26km 241deg.
14286 SHIKOTSUKOHAN (Hokkaido) 20.23km 325deg.
14296 CHITOSE (Hokkaido) 20.74km 34deg.
14923 CHITOSE (Hokkaido) 20.74km 34deg.
21171 MORINO (Hokkaido) 24.63km 272deg.

Statistics for the Whole Period

Snow Depth

0cm 0cm = 20,237
[20,237 (45.51% / 57.25%)] [20,237 / 35,347 (57.25%)]
1cm - 5cm 1cm - 5cm = 3,854
[3,854 (8.67% / 10.90%)] [24,091 / 15,110 (68.16%)]
6cm - 10cm 6cm - 10cm = 2,514
[2,514 (5.65% / 7.11%)] [26,605 / 11,256 (75.27%)]
11cm - 15cm 11cm - 15cm = 2,623
[2,623 (5.90% / 7.42%)] [29,228 / 8,742 (82.69%)]
16cm - 20cm 16cm - 20cm = 2,391
[2,391 (5.38% / 6.76%)] [31,619 / 6,119 (89.45%)]
21cm - 25cm 21cm - 25cm = 2,020
[2,020 (4.54% / 5.71%)] [33,639 / 3,728 (95.17%)]
26cm - 30cm 26cm - 30cm = 864
[864 (1.94% / 2.44%)] [34,503 / 1,708 (97.61%)]
31cm - 35cm 31cm - 35cm = 440
[440 (0.99% / 1.24%)] [34,943 / 844 (98.86%)]
36cm - 40cm 36cm - 40cm = 365
[365 (0.82% / 1.03%)] [35,308 / 404 (99.89%)]
41cm - 45cm 41cm - 45cm = 28
[28 (0.06% / 0.08%)] [35,336 / 39 (99.97%)]
46cm - 50cm 46cm - 50cm = 11
[11 (0.02% / 0.03%)] [35,347 / 11 (100.00%)]

Missing observations (9,125 / 20.52%)