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Biwako Valley Snow Forecast - 24th March 2025

Snow Mail

Biwako Valley Snow Report and Forecast

Snow Forecast for Biwako Valley

When will there be fresh snow?

This is the Snow Forecast for Biwako Valley, Japan for 16 days from 24 March.

Updated 24 March 2025 07:32 PDT.

Biwako Valley Snow Forecast Highlights
Next Snow Expected28 March
Next Snow Amount1in
Next 48 Hours-
Next 7 Days2in
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For Forecast detail, see below.

For current snow depths and skiing conditions, see our Current Snow Report for Biwako Valley.

Forecast for today in Biwako Valley

Max 61°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Mon
24

Snow unlikely

MixedCloudClearClear

Clear spells, cloudy, clear sky later.

Biwako Valley has no new snow forecast in the next 48 hours.

Biwako Valley Snow Report

Biwako Valley Snow Depths and Conditions.
Upper Snow Depths
-
Lower Snow Depths
-
Snow Conditions
-

Biwako Valley 7-Day Snow Forecast Overview

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 NEW FOR 24/25 - Improved Forecasts for Biwako Valley - high-resolution weather models, updated more often -  Subscribe

Summary Weather and Snow Forecast for Biwako Valley from OpenMeteo
Mon
24
Tue
25
Wed
26
Thu
27
Fri
28
Sat
29
Sun
30
WindSW F2S F2NW F2
3,852ft
61°F
Mixed
61°F
Clear
62°F
Clear
69°F
Shwrs
54°F
Light Snow
+1in
36°F
Lt Snow Shwrs
+1in
31°F
Light Snow
SW F2W F2
3,468ft
61°F
Mixed
61°F
Clear
62°F
Clear
70°F
Cloud
54°F
Light Snow
+1in
35°F
Lt Snow Shwrs
+1in
31°F
Light Snow
SW F2W F2
3,084ft
61°F
Mixed
61°F
Clear
62°F
Clear
71°F
Cloud
55°F
Light Snow
+1in
36°F
Lt Snow Shwrs
+1in
32°F
Light Snow
Snow Line

3,084ft

3,084ft

3,084ft

Max Town61°F61°F62°F71°F55°F36°F32°F
Min Town47°F45°F37°F56°F32°F24°F27°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Biwako Valley Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 61°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Mon
24

Snow unlikely

MixedCloudClearClear

Clear spells, cloudy, clear sky later.

Max 61°F
Min 45°F

Valley temperatures from an overnight low of 45°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Tue
25

Snow unlikely

ClearClearFairLt Rain

Clear sky, fair, light rain showers later.

Max 62°F
Min 37°F

Valley temperatures from an overnight low of 37°F to daytime highs around 62°F

Temperature at BaseTemp at Base

Wed
26

Snow unlikely

MixedClearClearClear

Clear spells early, then clear sky later.

Max 71°F
Min 56°F

Valley temperatures from an overnight low of 56°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Thu
27

Snow unlikely

MixedCloudShwrsLt Rain

Clear spells first, cloudy then rain showers, light rain later.

Max 55°F
Min 32°F

Valley temperatures from an overnight low of 32°F to daytime highs around 55°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Fri
28

1in New Snow

ShwrsLt RainLt RainLt Snow Shwrs

Rain showers, light rain, light snow showers later.

Snow falling to resort level.

Max 36°F
Min 24°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 24°F and rising to 36°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sat
29

1in New Snow

Lt Snow ShwrsLt Snow ShwrsLight SnowCloud

Light snow showers, light snow, cloudy later.

Snow falling to resort level.

Max 32°F
Min 27°F

Valley temperatures from an overnight low of 27°F to daytime highs around 32°F

Temperature at BaseTemp at Base

Snowfall per hour

Snow Line

Sun
30

New Snow

MixedLight SnowCloudLt Snow Shwrs

Clear spells first, light snow then cloudy, light snow showers later.

Snow falling to resort level.

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 trail 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.

Biwako Valley Snow Forecast updated at 07:32 PDT, next update expected imminently.

Snow Forecast near Biwako Valley

Snow Forecasts for Ski Resorts near Biwako Valley
Snow Report and Forecast 48 HrMonTueWedThuFriSatSun 7 Day
Myoko Suginohara-3in
Myoko Ikenotaira-1in
Myoko Pine Valley-1in
Tsugaike Kogen-2in
Hakuba 47--
Happo One--
Togari Onsen--

Understanding and predicting Snow Conditions in Biwako Valley

Here are our tips for making the most of a trip to Biwako Valley, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Biwako Valley, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Biwako Valley is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Biwako Valley will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Biwako Valley for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.