Biwako Valley 48-Hour Snow Forecast
48-hour Forecast for Biwako Valley ( 940m to 1,174m 3,084ft to 3,852ft )
This is the 48-hour (2-Day) Snow Forecast for Biwako Valley from 14 January.
Updated 14 January 2026 08:18 UTC.
Biwako Valley has up to 8cm 3in new snow forecast in the next 2 days.*
JMA - at altitude
See below for the detailed Weather and Snow outlook.
Biwako Valley Snow Forecast updated at 08:18 UTC, next update expected imminently.
To get this forecast by e-mail
Forecast for today in Biwako Valley
Max -1℃ 31°F
Min -3℃ 27°F
Below freezing at all levels, with valley temperatures as low as -3℃ 27°F and not getting above -1℃ 31°F
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
14
8cm 3in New Snow
Heavy snow first, light snow then cloudy, clear sky later.
Snow falling to resort level ( 940m 3,084ft ).
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Biwako Valley has up to 8cm 3in new snow forecast in the next 2 days.*
JMA - at altitude
Forecast for tomorrow in Biwako Valley
Max 9℃ 47°F
Min -1℃ 31°F
Valley temperatures from an overnight low of -1℃ 31°F to daytime highs around 9℃ 47°F
Temperature at BaseTemp at Base
Thu
15
Snow unlikely
Clear spells, clear sky, rain showers later.
Forecast times for Biwako Valley are in Tokyo (Asia/Tokyo) time zone.
Partner Offers
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Wed | 09:00 |  | 2cm 1in New Snow | Heavy snow. | -3℃ 27°F | SW Breeze | -125% |
| Wed | 10:00 | | 1cm 1in New Snow | Heavy snow. | -3℃ 27°F | SW Light | -125% |
| Wed | 11:00 | | 1cm New Snow | Heavy snow. | -3℃ 27°F | SW Light | -125% |
| Wed | 12:00 | | 1cm New Snow | Heavy snow. | -3℃ 27°F | SW Light | -125% |
| Wed | 13:00 | | 1cm New Snow | Heavy snow. | -2℃ 28°F | SW Light | -125% |
| Wed | 14:00 |  | Heavy snow showers. | -2℃ 29°F | SW Light | -125% | |
| Wed | 15:00 | | Light snow. | -2℃ 28°F | SW Light | -125% | |
| Wed | 16:00 | | Light snow. | -2℃ 28°F | SW Light | -125% | |
| Wed | 17:00 | | Light snow. | -2℃ 28°F | SW Light | -125% | |
| Wed | 18:00 | | Light snow. | -2℃ 28°F | SW Light | -125% | |
| Wed | 19:00 |  | Clear spells. | -2℃ 29°F | SW Light | -125% | |
| Wed | 20:00 | | Cloudy. | -1℃ 30°F | SW Light | -125% | |
| Wed | 21:00 | | Cloudy. | -1℃ 31°F | SW Light | -125% | |
| Wed | 22:00 | | Cloudy. | -1℃ 31°F | SW Light | -125% | |
| Wed | 23:00 | | Clear spells. | -1℃ 31°F | SW Light | -125% | |
| Thu | 00:00 | | Fair. | -1℃ 31°F | SW Light | -125% | |
| Thu | 01:00 | | Clear spells. | 0℃ 31°F | SW Light | -125% | |
| Thu | 02:00 | | Clear spells. | 0℃ 32°F | SW Light | -125% | |
| Thu | 03:00 | | Clear spells. | 0℃ 33°F | SW Light | -125% | |
| Thu | 04:00 | | Fair. | 1℃ 33°F | SW Light | -125% | |
| Thu | 05:00 | | Clear spells. | 1℃ 34°F | SW Light | -125% | |
| Thu | 06:00 | | Fair. | 1℃ 34°F | SW Light | -125% | |
| Thu | 07:00 | | Clear sky. | 1℃ 34°F | SW Light | -125% | |
| Thu | 08:00 | | Fair. | 2℃ 35°F | SW Light | -125% | |
| Thu | 09:00 | | Fair. | 3℃ 37°F | SW Light | -125% | |
| Thu | 10:00 | | Clear spells. | 5℃ 41°F | SW Calm | -125% | |
| Thu | 11:00 | | Clear spells. | 7℃ 44°F | SW Light | -125% | |
| Thu | 12:00 | | Clear spells. | 8℃ 45°F | SW Light | -125% | |
| Thu | 13:00 | | Cloudy. | 8℃ 46°F | SW Light | -125% | |
| Thu | 14:00 | | Fair. | 8℃ 46°F | SW Breeze | -125% | |
| Thu | 15:00 | | Clear sky. | 9℃ 47°F | SW Breeze | -125% | |
| Thu | 16:00 | | Clear sky. | 8℃ 47°F | SW Breeze | -125% | |
| Thu | 17:00 | | Fair. | 8℃ 47°F | SW Breeze | -125% | |
| Thu | 18:00 | | Clear spells. | 8℃ 47°F | SW Breeze | -125% | |
| Thu | 19:00 |  | Light drizzle. | 8℃ 47°F | SW Breeze | -125% | |
| Thu | 20:00 |  | Light rain. | 6℃ 44°F | SW Breeze | -125% | |
| Thu | 21:00 | | Rain. | 5℃ 40°F | SW Light | -125% | |
| Thu | 22:00 | | Light rain. | 5℃ 40°F | SW Light | -125% | |
| Thu | 23:00 | | Light rain. | 5℃ 40°F | SW Light | -125% | |
| Fri | 00:00 | | Rain. | 5℃ 40°F | W Light | -125% | |
| Fri | 01:00 | | Drizzle. | 4℃ 40°F | W Light | -125% | |
| Fri | 02:00 | | Light drizzle. | 4℃ 40°F | W Light | -125% | |
| Fri | 03:00 | | Light drizzle. | 4℃ 39°F | W Light | -125% | |
| Fri | 04:00 | | Light drizzle. | 4℃ 39°F | W Light | -125% | |
| Fri | 05:00 | | Light drizzle. | 4℃ 39°F | W Light | -125% | |
| Fri | 06:00 | | Light drizzle. | 4℃ 39°F | W Light | -125% | |
| Fri | 07:00 | | Fair. | 4℃ 39°F | W Light | -125% | |
| Fri | 08:00 | | Fair. | 5℃ 40°F | W Light | -125% | |
Snow Forecast near Biwako Valley
| Ski Area | 48 Hr | 7 Day | We | Th | Fr | Sa | Su | Mo | Tu |
|---|---|---|---|---|---|---|---|---|---|
| Myoko Pine Valley | 2cm 1in | 36cm 14in | |||||||
| Myoko Suginohara | 2cm 1in | 35cm 14in | |||||||
| Togari Onsen | 2cm 1in | 35cm 14in | |||||||
| Tsugaike Kogen | 2cm 1in | 35cm 14in | |||||||
| Myoko Ikenotaira | 1cm - | 33cm 13in | |||||||
| Happo One | 3cm 1in | 5cm 2in | |||||||
| Hakuba 47 | 3cm 1in | 4cm 2in |
Biwako Valley Snow
For current snow depths and skiing conditions, see our Current Snow Report for Biwako Valley.
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.