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Iwappara 7-Day Snow Forecast - 30th April 2026

Iwappara Snow Forecast - 7 day

ECMWF IFS
GFS
JMA

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Updated 29 April 2026 22:42 UTC

7-Day Snow Forecast for Iwappara

1-week from 30 April.

For Forecast detail, see below.

Iwappara 7-Day Snow Forecast Highlights

When will there be fresh snow in Iwappara?

Iwappara Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (693m)
Next Snow?
There is no snow currently in the forecast for Iwappara.

7-Day Snow Outlook for Iwappara

 
Snowfall

 
Snow Line

Max 22℃ 71°F
Min 7℃ 44°F

Snow unlikely

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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 16℃ 60°F
Min 7℃ 44°F

Valley temperatures from an overnight low of 7℃ 44°F to daytime highs around 16℃ 60°F

Temperature at BaseTemp at Base

Thu
30

Snow unlikely

CloudCloudMixedLt Drizzle

Cloudy, clear spells, light drizzle later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 18℃ 65°F
Min 11℃ 52°F

Valley temperatures from an overnight low of 11℃ 52°F to daytime highs around 18℃ 65°F

Temperature at BaseTemp at Base

Fri
01

Snow unlikely

ShwrsShwrsRainClear

Rain showers, rain, clear sky later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 17℃ 63°F
Min 8℃ 47°F

Valley temperatures from an overnight low of 8℃ 47°F to daytime highs around 17℃ 63°F

Temperature at BaseTemp at Base

Sat
02

Snow unlikely

ClearFairMixedMixed

Clear sky, fair, clear spells later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 22℃ 71°F
Min 11℃ 51°F

Valley temperatures from an overnight low of 11℃ 51°F to daytime highs around 22℃ 71°F

Temperature at BaseTemp at Base

Sun
03

Snow unlikely

MixedCloudLt DrizzleLt Rain

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

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 18℃ 64°F
Min 11℃ 52°F

Valley temperatures from an overnight low of 11℃ 52°F to daytime highs around 18℃ 64°F

Temperature at BaseTemp at Base

Mon
04

Snow unlikely

Lt RainHvy DrizzleLt DrizzleLt Drizzle

Light rain, heavy drizzle, light drizzle later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 13℃ 55°F
Min 8℃ 46°F

Valley temperatures from an overnight low of 8℃ 46°F to daytime highs around 13℃ 55°F

Temperature at BaseTemp at Base

Tue
05

Snow unlikely

Lt DrizzleMixedClearFair

Light drizzle first, clear spells then clear sky, fair later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

Max 19℃ 67°F
Min 8℃ 45°F

Valley temperatures from an overnight low of 8℃ 45°F to daytime highs around 19℃ 67°F

Temperature at BaseTemp at Base

Wed
06

Snow unlikely

FairClearFairMixed

Fair first, clear sky then fair, clear spells later.

Forecast times for Iwappara are in Tokyo (Asia/Tokyo) time zone.

No significant snowfall is forecast for this period.

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 22:42 UTC, next update expected imminently.

Snow Forecast near Iwappara

Snow Forecasts for Ski Resorts near Iwappara
Ski Area 48 Hr 7 DayThFrSaSuMoTuWe
Kawaba 2cm 1in 2cm 1in
Naeba 2cm 1in 2cm 1in
Kagura 1cm 1in 1cm 1in

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.