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snowy resort
Ski Japan - Gunma

Tanbara Snow Forecast

36.78° N 139.08° E
1200m altitude
Issued:
2 am 16 Aug 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 9.0mm), mostly falling on Sun night. Warm (max 21°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 24.0mm), heaviest during Wed afternoon. Warm (max 22°C on Wed morning, min 17°C on Wed night). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
light rain
light rain
light rain
light rain
part cloud
rain showers
part cloud
rain showers
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
some clouds
cloudy
light rain
light rain
light rain
light rain
some clouds
rain shwrs
some clouds
rain shwrs
t-storm
risk
rain shwrs
t-storm
risk
t-storm
risk
rain shwrs
t-storm
risk
t-storm
risk
rain shwrs
km/h
10
S
10
S
10
S
10
S
10
S
10
S
5
SSE
10
S
5
S
0
SE
5
S
5
S
0
S
5
SSW
10
S
0
SSW
0
SW
5
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
3
2
1
1
2
1
6
1
1
5
1
1
6
2
max °C
20
20
16
20
21
17
21
21
17
22
20
18
21
20
18
22
20
18
min °C
18
17
16
17
18
16
19
19
16
20
19
17
20
19
17
20
19
17
 chill °C
18
17
16
17
18
16
19
19
16
20
19
17
20
19
17
20
19
17
Humid %
77
74
97
94
79
97
90
83
96
88
93
97
92
92
95
89
91
92
Freeze m
4900
4950
5200
5150
5050
5250
5150
5100
5100
5100
5000
5100
5000
4950
5000
4850
4900
4950
Sea lvl1000m2000m3000m4000m5000m
161715161716171817181817181817181818191916192017202017212018212018212018
Sunrise
5:01
5:01
5:01
5:03
5:03
5:05
Sunset
6:34
6:32
6:31
6:30
6:29
6:28

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Tanbara:

No recent snow reports

No recent snow reports

Tanbara Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 9 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 3 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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