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Lat Long: 38.33° N 140.50° E
Ski Japan - Yamagata

Omoshiroyama Kōgen Ski Park Snow Forecast

Weather Forecast for Omoshiroyama Kogen Ski Park at 460m altitude

Issued: 8 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 43.0mm), heaviest during Wed afternoon. Warm (max 25°C on Thu morning, min 17°C on Tue morning). Winds decreasing (strong winds from the E on Tue afternoon, light winds from the ESE by Thu night).

Days 4-6 weather summary:

Moderate rain (total 14.0mm), heaviest on Fri morning. Warm (max 24°C on Sun morning, min 16°C on Sat night). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
mod rain
mod rain
light rain
mod rain
mod rain
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
light rain
rain showers
light rain
part cloud
light rain
part cloud
part cloud
light rain
mod. rain
mod. rain
light rain
mod. rain
mod. rain
t-storm
risk
t-storm
risk
light rain
t-storm
risk
t-storm
risk
light rain
rain shwrs
light rain
some clouds
light rain
some clouds
some clouds
km/h
15
N
30
NE
30
ESE
20
ESE
20
ESE
15
ESE
15
ESE
20
ESE
10
ESE
15
ESE
15
ESE
10
ESE
10
ESE
10
ESE
10
ESE
10
E
10
ENE
5
NE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
4
7
6
3
8
7
2
2
4
3
2
5
2
1
1
max °C
18
20
20
21
21
20
25
25
21
22
22
21
21
23
18
24
24
20
min °C
17
20
19
21
20
20
23
22
21
22
21
20
20
19
16
22
20
19
 chill °C
17
20
19
21
20
20
23
22
21
22
21
20
20
19
16
22
20
19
Humid %
94
97
96
97
97
98
87
80
98
96
94
98
93
77
91
81
66
73
Freeze m
4700
4750
4650
4550
4600
4650
4850
4800
4850
4800
4850
4700
4750
4800
4800
4750
4900
4850
Sea lvl1000m2000m3000m4000m5000m
171818191918202019202019181816182019182020212120242421222221212117232220
Sunrise
4:48
4:48
4:50
4:50
4:50
4:52
Sunset
6:37
6:36
6:35
6:34
6:31
6:30

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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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 August 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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