Biwako Valley 48-Hour Snow Forecast
Updated 29 April 2026 16:41 UTC
2-Day Forecast for Biwako Valley
48-hours from 29 April.
See below for forecast detail
Biwako Valley Snow Forecast updated at 16:41 UTC, next update expected 22:00 UTC.
Forecast for today in Biwako Valley
Max 7℃ 44°F
Min 4℃ 38°F
Valley temperatures from an overnight low of 4℃ 38°F to daytime highs around 7℃ 44°F
Temperature at BaseTemp at Base
Wed
29
Snow unlikely
Light drizzle early, then cloudy later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Forecast for tomorrow in Biwako Valley
Max 13℃ 55°F
Min 3℃ 38°F
Valley temperatures from an overnight low of 3℃ 38°F to daytime highs around 13℃ 55°F
Temperature at BaseTemp at Base
Thu
30
Snow unlikely
Clear spells, cloudy, rain showers later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Wed | 09:00 |  | Light drizzle. | 7℃ 44°F | W Light | -125% | |
| Wed | 10:00 | | Light snow at altitude. Drizzle below. | 6℃ 43°F | W Light | -125% | |
| Wed | 11:00 | | Light snow at altitude. Drizzle below. | 6℃ 42°F | W Light | -125% | |
| Wed | 12:00 | | Cloudy at altitude. Lt drizzle below. | 6℃ 42°F | W Light | -125% | |
| Wed | 13:00 | | Light drizzle. | 5℃ 41°F | W Light | -125% | |
| Wed | 14:00 | | Cloudy. | 5℃ 41°F | W Light | -125% | |
| Wed | 15:00 | | Cloudy. | 5℃ 41°F | W Light | -125% | |
| Wed | 16:00 | | Cloudy. | 5℃ 42°F | W Light | -125% | |
| Wed | 17:00 |  | Clear spells. | 5℃ 42°F | W Light | -125% | |
| Wed | 18:00 | | Cloudy. | 5℃ 40°F | W Light | -125% | |
| Wed | 19:00 | | Cloudy. | 4℃ 40°F | W Light | -125% | |
| Wed | 20:00 | | Cloudy. | 4℃ 39°F | W Light | -125% | |
| Wed | 21:00 | | Cloudy. | 4℃ 39°F | W Light | -125% | |
| Wed | 22:00 | | Clear spells at altitude. Cloud below. | 4℃ 39°F | W Light | -125% | |
| Wed | 23:00 | | Clear spells. | 4℃ 38°F | W Light | -125% | |
| Thu | 00:00 | | Cloudy. | 4℃ 39°F | S Light | -125% | |
| Thu | 01:00 | | Clear spells. | 4℃ 39°F | S Light | -125% | |
| Thu | 02:00 | | Cloudy. | 3℃ 38°F | S Light | -125% | |
| Thu | 03:00 | | Clear spells. | 4℃ 39°F | S Light | -125% | |
| Thu | 04:00 | | Clear spells at altitude. Fair below. | 4℃ 39°F | S Light | -125% | |
| Thu | 05:00 | | Clear spells. | 4℃ 40°F | S Light | -125% | |
| Thu | 06:00 | | Clear spells. | 5℃ 41°F | S Light | -125% | |
| Thu | 07:00 | | Cloudy. | 7℃ 45°F | S Light | -125% | |
| Thu | 08:00 | | Clear spells. | 9℃ 47°F | S Light | -125% | |
| Thu | 09:00 | | Clear spells. | 10℃ 50°F | S Light | -125% | |
| Thu | 10:00 | | Clear spells. | 11℃ 52°F | S Light | -125% | |
| Thu | 11:00 | | Clear spells. | 12℃ 53°F | S Calm | -125% | |
| Thu | 12:00 | | Clear spells. | 12℃ 54°F | S Light | -125% | |
| Thu | 13:00 | | Clear spells. | 13℃ 55°F | S Light | -125% | |
| Thu | 14:00 | | Cloudy. | 12℃ 54°F | S Light | -125% | |
| Thu | 15:00 | | Cloudy. | 12℃ 54°F | S Light | -125% | |
| Thu | 16:00 | | Clear spells. | 12℃ 53°F | S Light | -125% | |
| Thu | 17:00 | | Cloudy. | 11℃ 52°F | S Light | -125% | |
| Thu | 18:00 | | Cloudy. | 10℃ 51°F | S Light | -125% | |
| Thu | 19:00 | | Cloudy. | 10℃ 51°F | S Light | -125% | |
| Thu | 20:00 | | Cloudy. | 11℃ 51°F | S Breeze | -125% | |
| Thu | 21:00 | | Cloudy. | 11℃ 51°F | S Breeze | -125% | |
| Thu | 22:00 | | Cloudy. | 11℃ 51°F | S Breeze | -125% | |
| Thu | 23:00 | | Cloudy. | 11℃ 52°F | S Breeze | -125% | |
| Fri | 00:00 | | Clear spells at altitude. Cloud below. | 11℃ 52°F | SW Breeze | -125% | |
| Fri | 01:00 | | Clear spells. | 11℃ 52°F | SW Breeze | -125% | |
| Fri | 02:00 | | Cloudy. | 12℃ 53°F | SW Breeze | -125% | |
| Fri | 03:00 | | Clear spells. | 12℃ 53°F | SW Breeze | -125% | |
| Fri | 04:00 | | Light snow at altitude. Lt drizzle below. | 11℃ 51°F | SW Breeze | -125% | |
| Fri | 05:00 |  | Rain. | 11℃ 52°F | SW Breeze | -125% | |
| Fri | 06:00 | | Clear spells at altitude. Lt drizzle below. | 11℃ 52°F | SW Breeze | -125% | |
| Fri | 07:00 | | Fair at altitude. Mixed below. | 12℃ 54°F | SW Breeze | -125% | |
| Fri | 08:00 | | Clear sky at altitude. Fair below. | 15℃ 58°F | SW Breeze | -125% | |
Snow Forecast near Biwako Valley
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | We | Th | Fr | Sa | Su | Mo | Tu |
|---|---|---|---|---|---|---|---|---|---|
| Myoko Suginohara | - | 7cm 3in | |||||||
| Happo One | - | 6cm 2in |
Biwako Valley Snow
For current snow depths and skiing conditions, see our Current Snow Report for Biwako Valley.
No significant snowfall is forecast for this period.
This Snow Forecast for Biwako Valley, Japan gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Biwako Valley, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Snow Reliability
Biwako Valley typically sees a snow depth of around 1 to 2 meters throughout the season, with reliable snowfall from December to March. For the latest snow conditions, check updates on J2Ski.