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Japan Weekly Snow Roundup #307
Weekly Snow News for Japan, updated 26 March 2026: Hokkaido leads with 32cm (13") fresh snow and Japan’s deepest base at 440cm (156").
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Shiga Kogen-Ichinose Diamond at 1656 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 26 Mar 2026
Shiga Kogen-Ichinose Diamond Weather
(Next 3 days):
Shiga Kogen-Ichinose Diamond Weather (Days 4-6):
Heavy rain (total 34.0mm), heaviest during Tue afternoon. Later becoming colder with a dusting of snow on Tue afternoon. Freeze-thaw conditions (max 7°C on Mon afternoon, min 0°C on Tue night). Wind will be generally light.Shiga Kogen-Ichinose Diamond Weather (Days 7-16):
Now
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | |  | | | |  |  | | |
snow shwrs | some clouds | snow shwrs | snow shwrs | rain shwrs | snow shwrs | clear | clear | some clouds | light rain | rain shwrs | rain shwrs | light rain | heavy rain | light snow | snow shwrs | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 3 | — | |
— | — | 1 | — | 1 | 1 | — | — | — | 3 | 2 | 2 | 1 | 14 | 12 | — | |
max °C | 0 | 3 | 4 | 1 | 4 | 4 | 1 | 6 | 8 | 4 | 6 | 7 | 5 | 4 | 3 | 1 |
min °C | -1 | 1 | 1 | 0 | 2 | 1 | 1 | 4 | 5 | 2 | 4 | 5 | 4 | 3 | 1 | 0 |
-1 | 0 | 1 | -2 | 0 | 0 | 1 | 4 | 3 | -1 | 1 | 3 | 4 | 0 | -3 | -3 | |
85 | 68 | 58 | 89 | 69 | 62 | 75 | 52 | 45 | 75 | 83 | 63 | 84 | 95 | 100 | 88 | |
1700 | 1900 | 2100 | 1800 | 1950 | 2150 | 1800 | 2200 | 2450 | 2300 | 2250 | 2500 | 2350 | 2350 | 2450 | 1950 | |
 | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — | 5:35 | — | — | 5:33 | — | — |
 | — | — | 6:02 | — | — | 6:04 | — | — | 6:04 | — | — | 6:05 | — | — | 6:06 | — |
Next 0-3 days weather summary:
Light rain (total 3.0mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Freeze-thaw conditions (max 8°C on Sun afternoon, min -1°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 34.0mm), heaviest during Tue afternoon. Later becoming colder with a dusting of snow on Tue afternoon. Freeze-thaw conditions (max 7°C on Mon afternoon, min 0°C on Tue night). Wind will be generally light.
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Latest snow reports near Shiga Kogen-Ichinose Diamond:
34 km away from Shiga Kogen-Ichinose Diamond
15 hours ago
Spring conditions on piste. Light snow falling up high. from Ikenotaira Onsen Alpenblick
Shiga Kogen-Ichinose Diamond Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 6 cm |
| Last snowfall: | 25 Mar 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)
Snow History
Week 4 of March has on average:
1.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.5 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
Shiga Kogen-Ichinose Diamond 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 Shiga Kogen-Ichinose Diamond at the specific elevation of 1656 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Ichinose Diamond. 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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