Second US Ski Area Damaged By Wildfire This Summer
A second U.S. ski area has been struck by wildfire this summer, with Montana’s Maverick Mountain now facing severe damage as the fast‑moving Sand Creek Fire burns through the resort’s upper terrain.
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Marunuma Kogen at 1695 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 16 Aug 2026
Now
Next 3 days weather summary:Light rain (total 8.0mm), mostly falling on Sun afternoon. Very mild (max 18°C on Sun morning, min 14°C on Sun night). Wind will be generally light. | Days 4-6 weather summary:Heavy rain (total 25.0mm), heaviest during Wed afternoon. Very mild (max 18°C on Wed morning, min 16°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 | |
 |  |  | | |  |  | |  |  |  |  | | | | | | | |
some clouds | light rain | light rain | light rain | light rain | cloudy | cloudy | light rain | some clouds | rain shwrs | t-storm risk | rain shwrs | rain shwrs | t-storm risk | rain shwrs | t-storm risk | t-storm risk | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 1 | 2 | 1 | 2 | — | — | 2 | — | 1 | 5 | 1 | 1 | 5 | 1 | 3 | 6 | 2 |
max °C | 18 | 17 | 15 | 17 | 17 | 15 | 18 | 17 | 16 | 18 | 17 | 16 | 18 | 17 | 17 | 17 | 17 | 17 |
min °C | 15 | 16 | 14 | 15 | 16 | 15 | 17 | 16 | 16 | 17 | 17 | 16 | 18 | 17 | 16 | 17 | 17 | 16 |
chill °C | 15 | 16 | 14 | 15 | 16 | 15 | 17 | 16 | 16 | 17 | 17 | 16 | 18 | 17 | 16 | 17 | 17 | 16 |
Humid % | 66 | 71 | 86 | 82 | 72 | 89 | 77 | 88 | 90 | 84 | 94 | 92 | 87 | 92 | 93 | 89 | 92 | 89 |
Freeze m | 4900 | 4950 | 5200 | 5100 | 5050 | 5300 | 5150 | 5050 | 5100 | 5150 | 5000 | 5100 | 5000 | 4950 | 5000 | 4850 | 4900 | 4950 |
 | 4:58 | — | — | 5:00 | — | — | 5:01 | — | — | 5:01 | — | — | 5:03 | — | — | 5:03 | — | — |
 | — | 6:32 | — | — | 6:31 | — | — | 6:30 | — | — | 6:29 | — | — | 6:28 | — | — | 6:27 | — |
Days 7-16 weather summary:
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Avalanche information: Japan Avalanche Network
Popular Marunuma Kogen Pages
Snow Radar
Latest snow reports near Marunuma Kogen:
Marunuma Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create 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. |
Marunuma Kogen Forecast Snowfall
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Photos of Marunuma Kogen
Enjoy natural terrain by Chigira
Mount Nikko-Shirane by Chigira
Well-groomed slopes by Chigira
Upload new photo Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Marunuma Kogen at the specific elevation of 1695 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Marunuma Kogen. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Marunuma Kogen
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