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Southern Hemisphere Weekly Snow Roundup #285
Weekly Snow News for the Southern Hemisphere, updated 22 October 2025: Only New Zealand’s Mt Ruapehu remains open, while Chile’s Valle Nevado closed after a stellar 442cm (174”) season.
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Koshi Kogen at 392 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 22 Oct 2025
Now
Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  | | |  |  |  | |  | | | | | |  | |
some clouds | clear | clear | clear | clear | some clouds | clear | some clouds | light rain | heavy rain | mod. rain | light rain | mod. rain | light rain | light rain | mod. rain | light rain | light rain | light rain | |
km/h | |||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | 1 | 13 | 7 | 3 | 9 | 3 | 4 | 6 | 3 | 3 | 5 | |
max°C | 9 | 12 | 13 | 8 | 13 | 13 | 9 | 15 | 15 | 12 | 13 | 14 | 13 | 14 | 13 | 9 | 10 | 10 | 9 |
min°C | 7 | 10 | 9 | 6 | 10 | 10 | 8 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 11 | 8 | 10 | 9 | 8 |
7 | 10 | 8 | 6 | 10 | 10 | 8 | 12 | 13 | 11 | 13 | 13 | 13 | 12 | 8 | 6 | 8 | 8 | 8 | |
74 | 63 | 57 | 77 | 59 | 54 | 71 | 59 | 57 | 90 | 94 | 94 | 94 | 83 | 85 | 81 | 75 | 73 | 86 | |
2550 | 2750 | 2350 | 2100 | 2100 | 2100 | 2300 | 3050 | 2950 | 3200 | 3350 | 3300 | 2800 | 2350 | 2250 | 1600 | 1600 | 1700 | 1500 | |
 | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:03 | — | — |
 | — | — | 4:57 | — | — | 4:55 | — | — | 4:54 | — | — | 4:53 | — | — | 4:52 | — | — | 4:51 | — |
Next 0-3 days weather summary:
Some drizzle, heaviest during Sat afternoon. Very mild (max 15°C on Sat morning, min 6°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 51.0mm), heaviest during Sun morning. Very mild (max 14°C on Sun afternoon, min 8°C on Mon night). Winds increasing (calm on Sun morning, fresh winds from the W by Mon afternoon).
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Snow Radar
Latest snow reports near Koshi Kogen:
Koshi Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 30 Mar 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
Snow History
Week 4 of October 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. |
Koshi Kogen Forecast Snowfall
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Photos of Koshi Kogen
Upload new photo Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Koshi Kogen at the specific elevation of 392 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Koshi 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.
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Free Snow-Forecast.com weather widget for your website
The Koshi Kogen skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Koshi Kogen snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Koshi Kogen at:
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