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North America Weekly Snow Roundup #317
Weekly Snow News for North America, updated 4 June 2026: Mammoth extends operations, Copper reopens summer terrain and fresh snowfall boosts late-season conditions.
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Kisokoma Kogen Shinwa at 1600 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 05 Jun 2026
Now
Next 3 days weather summary:Heavy rain (total 37.0mm), heaviest during Sun night. Very mild (max 16°C on Fri morning, min 10°C on Fri night). Wind will be generally light. | Days 4-6 weather summary:Light rain (total 5.0mm), mostly falling on Mon morning. Very mild (max 16°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light. | |||||||||||||||||
Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | |  |  | | |  |  |  |  | | | | |
cloudy | cloudy | light rain | rain shwrs | light rain | light rain | light rain | mod. rain | heavy rain | light rain | light rain | rain shwrs | clear | some clouds | some clouds | some clouds | some clouds | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | 1 | 1 | 2 | 3 | 1 | 8 | 21 | 2 | 1 | 2 | — | — | — | — | — | — | |
max °C | 16 | 13 | 11 | 15 | 15 | 12 | 15 | 10 | 10 | 12 | 15 | 12 | 15 | 15 | 10 | 15 | 16 | 11 |
min °C | 13 | 12 | 10 | 11 | 12 | 11 | 12 | 10 | 10 | 11 | 14 | 9 | 12 | 13 | 9 | 13 | 13 | 9 |
13 | 12 | 9 | 11 | 12 | 11 | 12 | 9 | 10 | 11 | 13 | 7 | 11 | 13 | 8 | 13 | 12 | 8 | |
81 | 89 | 98 | 91 | 76 | 94 | 87 | 93 | 98 | 97 | 75 | 89 | 44 | 33 | 57 | 39 | 46 | 84 | |
4350 | 4200 | 4000 | 3800 | 3900 | 4100 | 3750 | 3850 | 4350 | 4450 | 4400 | 3650 | 3550 | 3600 | 3650 | 3500 | 3550 | 3500 | |
 | 4:33 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — |
 | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — | 7:02 | — | — | 7:02 | — | — | 7:04 | — |
Avalanche information: Japan Avalanche Network
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Latest snow reports near Kisokoma Kogen Shinwa:
Kisokoma Kogen Shinwa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 26 Mar 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
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Snow History
Week 1 of June 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. |
Kisokoma Kogen Shinwa Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Kisokoma Kogen Shinwa at the specific elevation of 1600 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Kisokoma Kogen Shinwa. 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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