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Ski Japan - Yamagata

Omoshiroyama Kōgen Ski Park Snow Forecast

38.33° N 140.50° E

Weather Forecast for Omoshiroyama Kōgen Ski Park at 460m altitude

Issued:
8 am 08 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 102.0mm), heaviest during Tue night. Warm (max 25°C on Tue morning, min 13°C on Thu morning). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 13.0mm), heaviest on Fri morning. Warm (max 21°C on Sat morning, min 15°C on Fri morning). Wind will be generally light.

Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
Sunday
13
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
cloud
mod rain
light rain
cloud
light rain
cloud
cloud
light rain
cloud
rain showers
some clouds
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
light rain
cloudy
mod. rain
light rain
cloudy
light rain
cloudy
cloudy
light rain
cloudy
rain shwrs
km/h
5
SSE
5
S
5
S
10
WNW
15
WNW
5
NW
5
SE
5
SE
5
SSE
5
SSE
0
NW
5
SE
5
SE
5
SE
5
SSE
5
SSE
5
SSE
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
25
13
15
30
16
1
6
1
1
2
3
max °C
25
22
20
17
17
15
14
14
14
16
16
17
21
20
19
20
20
20
min °C
23
21
19
17
15
14
13
13
13
15
16
15
18
18
18
19
19
19
 chill °C
23
21
19
17
15
14
13
13
13
15
16
15
18
18
18
19
19
19
Humid %
75
91
98
96
95
98
98
97
94
98
98
96
94
91
95
96
94
95
Freeze m
4950
5000
5050
5100
5000
4700
4650
4800
4650
4550
4800
4550
4600
4600
4750
4600
4750
4800
Sea lvl1000m2000m3000m4000m5000m
212019151413131314151616181818191920242220171615141414161616201919202020
Sunrise
5:11
5:13
5:13
5:15
5:16
5:16
Sunset
5:58
5:55
5:54
5:52
5:52
5:50

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

Popular Omoshiroyama Kōgen Ski Park Pages

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Latest snow reports near Omoshiroyama Kōgen Ski Park:

No recent snow reports

No recent snow reports

Omoshiroyama Kōgen Ski Park Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 2 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Yamagata are reporting: powder (0) / good piste (0)

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Snow History

Week 2 of September has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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