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North American Weekly Snow Roundup #307
Weekly Snow News for North America, updated 26 March 2026: Record 1.3m (52") Midwest snowfall contrasts with extreme western US warmth.
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Biwako Valley at 1062 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 27 Mar 2026
Biwako Valley Weather
(Next 3 days):
Biwako Valley Weather (Days 4-6):
Heavy rain (total 49.0mm), heaviest during Tue morning. Very mild (max 12°C on Mon afternoon, min 6°C on Wed night). Mainly strong winds.Biwako Valley Weather (Days 7-16):
Now
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 1 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  | |  |  |  | | |  |  | | | | |  | |
clear | clear | clear | clear | rain shwrs | clear | some clouds | cloudy | mod. rain | rain shwrs | rain shwrs | light rain | heavy rain | heavy rain | light rain | cloudy | cloudy | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | 2 | — | — | — | 6 | 2 | 1 | 2 | 29 | 11 | 3 | — | — | 1 | |
max °C | 6 | 7 | 7 | 8 | 9 | 8 | 9 | 11 | 10 | 10 | 12 | 10 | 10 | 10 | 8 | 8 | 7 | 7 |
min °C | 6 | 7 | 6 | 8 | 9 | 7 | 8 | 10 | 8 | 9 | 11 | 8 | 9 | 9 | 7 | 7 | 7 | 6 |
4 | 5 | 4 | 7 | 7 | 6 | 7 | 8 | 4 | 6 | 10 | 6 | 4 | 7 | 4 | 3 | 6 | 3 | |
32 | 52 | 42 | 48 | 66 | 76 | 60 | 50 | 87 | 72 | 59 | 61 | 99 | 99 | 75 | 67 | 76 | 60 | |
2400 | 2250 | 2100 | 2150 | 2250 | 2250 | 2400 | 2550 | 2450 | 2350 | 2550 | 2700 | 3200 | 3550 | 3250 | 3400 | 2950 | 2500 | |
 | 5:50 | — | — | 5:48 | — | — | 5:48 | — | — | 5:47 | — | — | 5:45 | — | — | 5:43 | — | — |
 | — | 6:13 | — | — | 6:13 | — | — | 6:14 | — | — | 6:15 | — | — | 6:15 | — | — | 6:16 | — |
Next 0-3 days weather summary:
Light rain (total 8.0mm), mostly falling on Sun night. Very mild (max 11°C on Sun afternoon, min 6°C on Fri morning). Winds increasing (calm on Sat night, fresh winds from the SSW by Sun night).
Next 4-6 days weather summary:
Heavy rain (total 49.0mm), heaviest during Tue morning. Very mild (max 12°C on Mon afternoon, min 6°C on Wed night). Mainly strong winds.
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Latest snow reports near Biwako Valley:
Biwako Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 10 Mar 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Shiga are reporting: powder (0) / good piste (0)
Snow History
Week 4 of March has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | Powder days Fresh snow, limited sun, any wind. |
1.0 | 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 1062 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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