Oze Iwakura Snow Report and Forecast
Snow Forecast for Oze Iwakura
When will there be fresh snow?
This is the Snow Forecast for Oze Iwakura, Japan for 15 days from 31 March.
Updated 30 March 2025 13:38 PDT.
| Next Snow Expected | 31 March |
|---|---|
| Next Snow Amount | 1in |
| Next 48 Hours | 2in |
| Next 7 Days | 2in |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Oze Iwakura.
Forecast for today in Oze Iwakura
Max 36°F
Min 23°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 23°F and rising to 36°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
31
1in New Snow
Fair early, then heavy snow showers later.
Snow falling to resort level.
Oze Iwakura has 2in new snow forecast in the next 48 hours.
Oze Iwakura Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
Oze Iwakura 7-Day Snow Forecast Overview
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| Mon 31 | Tue 01 | Wed 02 | Thu 03 | Fri 04 | Sat 05 | Sun 06 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | SW F2 | |||||
| 5,587ft | 36°F
 +1in
| 39°F
 | 43°F
 | 34°F
 +1in
| 32°F
 | 40°F
 | 43°F
 |
| 4,444ft | 36°F
+1in
| 39°F
| 43°F
| 40°F
| 42°F
| 44°F
| 47°F
 |
| 3,301ft | 36°F
+1in
| 39°F
| 43°F
| 43°F
| 44°F
| 49°F
| 51°F
|
| Snow Line | 3,301ft | 3,301ft | varying 4,262ft | ||||
| Max Town | 36°F | 39°F | 43°F | 43°F | 44°F | 49°F | 51°F |
| Min Town | 23°F | 32°F | 37°F | 34°F | 33°F | 38°F | 41°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.
Oze Iwakura 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 36°F
Min 23°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 23°F and rising to 36°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
31
1in New Snow
Fair early, then heavy snow showers later.
Snow falling to resort level.
Max 39°F
Min 32°F
Valley temperatures from an overnight low of 32°F to daytime highs around 39°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
01
Snow unlikely
Light snow early, then light drizzle later.
Max 43°F
Min 37°F
Valley temperatures from an overnight low of 37°F to daytime highs around 43°F
Temperature at BaseTemp at Base
Wed
02
Snow unlikely
Light drizzle early, then cloudy later.
Max 43°F
Min 34°F
Valley temperatures from an overnight low of 34°F to daytime highs around 43°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
03
up to 1in New Snow
Cloudy first, light rain then clear sky, clear spells later.
Snow Line from 4,262ft to 4,032ft, with rain below.
Max 44°F
Min 33°F
Valley temperatures from an overnight low of 33°F to daytime highs around 44°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Fri
04
Snow unlikely
Clear spells first, clear sky then clear spells, clear sky later.
Max 49°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 49°F
Temperature at BaseTemp at Base
Sat
05
Snow unlikely
Fair first, cloudy then light rain, clear spells later.
Max 51°F
Min 41°F
Valley temperatures from an overnight low of 41°F to daytime highs around 51°F
Temperature at BaseTemp at Base
Sun
06
Snow unlikely
Cloudy first, rain showers then cloudy, clear spells later.
This Snow Forecast for Oze Iwakura, 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 Oze Iwakura, 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.
Oze Iwakura Snow Forecast updated at 13:38 PDT, next update expected imminently.
Snow Forecast near Oze Iwakura
Understanding and predicting Snow Conditions in Oze Iwakura
Here are our tips for making the most of a trip to Oze Iwakura, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Oze Iwakura, 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 Oze Iwakura 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 Oze Iwakura 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 Oze Iwakura 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.