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Iwappara Snow Forecast - 14th November 2026

Iwappara Snow Report and Forecast

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JMA

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Updated 14 November 2026 16:49 CDT

Snow Forecast for Iwappara

Snow and Weather from 14 November.

For Forecast detail, see below.

Iwappara Snow Forecast Highlights

When will there be fresh snow in Iwappara?

Iwappara Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (693m)
Next Snow Expected20 November
Next Snow Amount15cm
Next 48 Hours-
Next 7 Days40cm

Forecast for today in Iwappara

Max 17℃
Min 12℃

Valley temperatures from an overnight low of 12℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Sat
14

Snow unlikely

FairMixedFairLt Drizzle

Fair first, clear spells then fair, light drizzle later.

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

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Iwappara 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Iwappara from OpenMeteo(JMA)
Sat
14
Sun
15
Mon
16
Tue
17
Wed
18
Thu
19
Fri
20
WindNW F2
985m
13℃
Fair
10℃
Lt Rain
8℃
Cloud
9℃
Clear
10℃
Drizzle
8℃
Light Snow
0℃
Hvy Snow
+25cm
693m
15℃
Fair
12℃
Shwrs
10℃
Cloud
12℃
Fair
12℃
Drizzle
10℃
Light Snow
2℃
Light Snow
+15cm
400m
17℃
Fair
14℃
Shwrs
12℃
Cloud
14℃
Fair
14℃
Drizzle
12℃
Lt Drizzle
4℃
Light Snow
+3cm
Snow Line

662m

varying 738m
to 400m

Max Town17℃14℃12℃14℃14℃12℃4℃
Min Town12℃11℃8℃7℃9℃3℃1℃

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.

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

Snow Forecast near Iwappara

Snow Forecasts for Ski Resorts near Iwappara
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Kagura-67cm
Naeba-61cm
Yuzawa Kogen-60cm
Yuzawa Nakazato-35cm
Yuzawa ParK-28cm
Kawaba-7cm

How reliable is the snow in Iwappara?

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.

Understanding and predicting Snow Conditions in Iwappara

Here are our tips for making the most of a trip to Iwappara, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Iwappara, 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 Iwappara 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 Iwappara 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 Iwappara 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.