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North America Weekly Snow Roundup #297
Weekly Snow News for North America, updated 15 January 2026: California nears full opening after seven-foot storms, while Rockies and Northeast enjoy long-awaited midwinter snow.
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Greenpia Onuma at 312 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 18 Jan 2026
Now
Sun 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | | | | |  |  | | | | | | |
light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | snow shwrs | cloudy | light snow | light snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 1 | — | — | 2 | 3 | 2 | 2 | 4 | 3 | 2 | — | 1 | 4 | 1 | 2 | 4 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -4 | -2 | -2 | -5 | -10 | -8 | -8 | -8 | -8 | -11 | -6 | -6 | -7 | -7 | -7 | -10 |
min °C | -5 | -6 | -3 | -4 | -11 | -11 | -9 | -10 | -9 | -11 | -13 | -8 | -8 | -12 | -8 | -9 | -12 |
-8 | -9 | -6 | -6 | -21 | -21 | -19 | -16 | -15 | -16 | -17 | -12 | -12 | -18 | -14 | -9 | -16 | |
83 | 95 | 80 | 87 | 92 | 88 | 91 | 86 | 92 | 86 | 91 | 64 | 71 | 92 | 86 | 79 | 95 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | — | 7:01 | — | — | 7:00 | — | — | 7:00 | — | — | 6:58 | — | — | 6:58 | — | — |
 | 4:32 | — | — | 4:35 | — | — | 4:36 | — | — | 4:37 | — | — | 4:37 | — | — | 4:39 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -2°C on Mon morning, min -11°C on Mon night). Winds increasing (calm on Sun night, fresh winds from the WNW by Tue afternoon).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Thu night. Temperatures will be well below freezing (max -6°C on Thu morning, min -13°C on Wed night). Wind will be generally light.
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Latest snow reports near Greenpia Onuma:
Greenpia Onuma Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 4 cm |
| Last snowfall: | 17 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hokkaido are reporting: powder (7) / good piste (7)
Snow History
Week 3 of January has on average:
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.3 | Powder days Fresh snow, limited sun, any wind. |
2.4 | Bluebird days Average snow, mostly sunny, light wind. |
Greenpia Onuma Forecast Snowfall
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Other resorts in Japan - Hokkaido are reporting: powder (7) / good piste (7)
The above table gives the weather forecast for Greenpia Onuma at the specific elevation of 312 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Greenpia Onuma. 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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