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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.
View forecast
Biwako Valley at 950 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 18 Jan 2026
Now
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | | | | |  |  | | | | | | |
clear | clear | clear | cloudy | some clouds | light snow | light snow | light snow | light snow | some clouds | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | clear | snow shwrs | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 2 | 2 | 1 | 1 | — | — | 6 | 4 | 7 | 6 | — | — | — | |
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 6 | 6 | 4 | 6 | 6 | 4 | -5 | -6 | -7 | -4 | -4 | -5 | -6 | -6 | -7 | -5 | -4 | -6 |
min °C | 4 | 4 | 3 | 5 | 5 | -3 | -6 | -7 | -7 | -6 | -5 | -7 | -6 | -7 | -8 | -6 | -5 | -6 |
0 | 1 | -1 | 1 | 1 | -11 | -16 | -17 | -17 | -13 | -13 | -17 | -16 | -16 | -18 | -15 | -14 | -15 | |
42 | 34 | 53 | 58 | 69 | 93 | 79 | 87 | 87 | 84 | 75 | 92 | 85 | 85 | 76 | 73 | 77 | 81 | |
2250 | 2250 | 2150 | 2000 | 1900 | 1600 | 300 | 150 | 0 | 200 | 500 | 200 | 0 | 150 | 0 | 0 | 450 | 0 | |
 | 7:03 | — | — | 7:03 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — | 7:01 | — | — |
 | — | 5:08 | — | — | 5:09 | — | — | 5:10 | — | — | 5:12 | — | — | 5:13 | — | — | 5:14 | — |
Next 0-3 days weather summary:
Drizzle on Mon night turning to light snow on Tue morning. Freeze-thaw conditions (max 6°C on Sun morning, min -7°C on Tue afternoon). Winds increasing (light winds from the WNW on Sun afternoon, strong winds from the NNW by Tue morning).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -4°C on Wed morning, min -8°C on Thu night). Winds increasing (light winds from the WNW on Wed morning, strong winds from the NW by Wed night).
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Snow Radar
Latest snow reports near Biwako Valley:
Biwako Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 11 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)
Snow History
Week 3 of January has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.0 | Powder days Fresh snow, limited sun, any wind. |
1.6 | Bluebird days Average snow, mostly sunny, light wind. |
Biwako Valley Forecast Snowfall
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Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Biwako Valley at the specific elevation of 950 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Biwako Valley. 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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