comScore pixel
snowy resort
Ski Japan - Yamagata

Omoshiroyama Kōgen Ski Park Snow Forecast

38.33° N 140.50° E

Weather Forecast for Omoshiroyama Kōgen Ski Park at 900m altitude

Issued:
8 pm 11 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Moderate rain (total 16.0mm), heaviest on Mon afternoon. Warm (max 21°C on Mon morning, min 16°C on Fri night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 30.0mm), heaviest during Mon night. Very mild (max 17°C on Mon night, min 15°C on Thu afternoon). Wind will be generally light.

Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
cloud
part cloud
light rain
light rain
rain showers
thunderstorm
mod rain
mod rain
light rain
mod rain
light rain
cloud
light rain
light rain
some clouds
cloudy
cloudy
some clouds
light rain
light rain
rain shwrs
t-storm
risk
mod. rain
mod. rain
light rain
mod. rain
light rain
cloudy
light rain
light rain
km/h
0
W
0
S
0
ENE
10
SSE
10
S
5
SW
10
SW
15
WSW
20
WNW
5
WSW
10
S
0
W
5
WSW
0
NNW
0
E
10
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
1
2
2
9
7
4
7
3
2
4
max °C
16
19
19
17
18
19
19
21
17
17
16
16
16
17
17
16
min °C
16
17
17
16
17
18
19
21
16
16
16
16
16
16
16
16
 chill °C
16
17
17
16
17
18
19
21
15
16
16
16
16
16
16
16
Humid %
70
65
78
92
98
93
89
86
95
86
98
98
89
93
93
97
Freeze m
4300
4550
4550
4550
4450
4550
4600
4650
4550
4400
4350
4350
4350
4350
4300
4250
Sea lvl1000m2000m3000m4000m5000m
1618181718191921171716161617171616222117191919251717171617191817
Sunrise
5:16
5:16
5:16
5:18
5:18
Sunset
5:52
5:50
5:47
5:46
5:45

Days 7-16 weather summary:

Interested in the 16-day Forecast? Unlock the full forecast and many more features by becoming a Pro member.

Go pro and carve into:

  • Hourly & 16-day snow forecasts
  • Fast, ad-free browsing
  • Unlock full access on app & web
  • Exclusive member discounts
  • 20+ years of snow history
  • Snow hindcasts

Avalanche information: Japan Avalanche Network

Popular Omoshiroyama Kōgen Ski Park Pages

Snow Radar

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)

Snow-Forecast Partner Offers

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.


Snow-Forecast Partner Offers


Map placeholder