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Iwappara resort snow
Lat Long: 36.94° N 138.84° E
Ski Japan - Niigata

Iwappara Snow Forecast

Weather Forecast for Iwappara at 400m altitude

Issued: 2 am 08 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 Sat afternoon. Warm (max 29°C on Sat morning, min 18°C on Mon night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 45.0mm), heaviest during Tue afternoon. Warm (max 29°C on Thu morning, min 19°C on Tue night). Wind will be generally light.

Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
light rain
heavy rain
heavy rain
rain showers
light rain
rain showers
rain showers
thunderstorm
clear
t-storm
risk
t-storm
risk
light rain
t-storm
risk
t-storm
risk
t-storm
risk
t-storm
risk
t-storm
risk
rain shwrs
light rain
heavy rain
heavy rain
rain shwrs
light rain
rain shwrs
rain shwrs
t-storm
risk
clear
km/h
5
S
0
S
5
S
0
WSW
5
N
5
SSE
5
N
5
NNW
5
WNW
10
NW
15
NW
10
SSE
15
SSE
15
SSE
10
SSE
15
SSE
15
SSE
10
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
6
14
2
1
6
5
1
4
4
4
19
14
1
2
2
1
2
max °C
29
25
22
28
27
22
27
24
20
21
20
20
26
25
21
29
28
22
min °C
27
23
21
25
23
20
24
22
18
20
20
19
25
22
20
26
24
21
 chill °C
27
23
21
25
23
20
24
22
18
20
20
19
25
22
20
26
24
21
Humid %
77
84
84
75
79
93
86
88
93
85
99
94
64
72
90
70
67
87
Freeze m
4900
4950
4850
4750
4750
4750
4600
4700
4550
4500
4650
4400
4450
4450
4600
4850
4850
4850
Sea lvl1000m2000m3000m4000m5000m
242322222220212017171818212019222220282422272521262319212020262421282622
Sunrise
4:54
4:54
4:56
4:56
4:58
4:58
Sunset
6:45
6:44
6:42
6:40
6:39
6:38

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Iwappara:

No recent snow reports

No recent snow reports

Iwappara Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Niigata 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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