Iwappara Snow Forecast - 7 day
Updated 21 March 2026 17:40 NZDT
7-Day Snow Forecast for Iwappara
1-week from 21 March.
For Forecast detail, see below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Iwappara 7-Day Snow Forecast Highlights
When will there be fresh snow in Iwappara?
| Next Snow Expected | 31 March |
|---|---|
| Next Snow Amount | 6cm |
| Next 48 Hours | - |
| Next 7 Days | - |
7-Day Snow Outlook for Iwappara
Snowfall
Snow Line
Max 15℃
Min -2℃
Snow unlikely
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
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Iwappara 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 5℃
Min -1℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 5℃
Temperature at BaseTemp at Base
Sat
21
Snow unlikely
Fair early, then clear sky later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 12℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 12℃
Temperature at BaseTemp at Base
Sun
22
Snow unlikely
Clear sky, fair, clear sky later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 12℃
Min 4℃
Valley temperatures from an overnight low of 4℃ to daytime highs around 12℃
Temperature at BaseTemp at Base
Mon
23
Snow unlikely
Fair, clear spells, fair later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 8℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 8℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
24
Snow unlikely
Clear sky early, then clear spells later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 10℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 10℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Wed
25
Snow unlikely
Light drizzle early, then clear spells later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 12℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 12℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Thu
26
Snow unlikely
Clear spells, cloudy, fair later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
Max 15℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 15℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Fri
27
Snow unlikely
Clear sky, clear spells, light drizzle later.
Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.
This Snow Forecast for Iwappara, 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 Iwappara, 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.
Iwappara Snow Forecast updated at 17:40 NZDT, next update expected 23:00 NZDT.
Snow Forecast near Iwappara
Snow Reliability
Iwappara typically enjoys good snow reliability, with an average snow depth of 1-2 meters during peak season. For the latest snow conditions and updates, check J2Ski for current information.