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Iwappara Snow Forecast - 48 hour - 12th August 2026

Iwappara 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 11 August 2026 20:42 PDT

2-Day Forecast for Iwappara

48-hours from 12 August.

See below for forecast detail

Iwappara Snow Forecast updated at 20:42 PDT, next update expected 02:00 PDT.

Forecast for today in Iwappara

Max 78°F
Min 71°F

Valley temperatures from an overnight low of 71°F to daytime highs around 78°F

Temperature at BaseTemp at Base

Wed
12

Snow unlikely

FairLt DrizzleMixedMixed

Fair, light drizzle, clear spells later.

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

Forecast for tomorrow in Iwappara

Max 81°F
Min 73°F

Valley temperatures from an overnight low of 73°F to daytime highs around 81°F

Temperature at BaseTemp at Base

Thu
13

Snow unlikely

FairMixedMixedFair

Fair, clear spells, fair later.

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

48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Iwappara from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Wed09:00Fair

Fair.76°FSE
Light
-125%
Wed10:00Fair

Fair.77°FSE
Light
-125%
Wed11:00Mixed

Light snow at altitude.
Lt rain below.
78°FSE
Light
-125%
Wed12:00Fair

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Wed13:00Mixed

Light snow at altitude.
Lt rain below.
77°FSE
Light
-125%
Wed14:00Cloud

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Wed15:00Lt Drizzle

Light drizzle.74°FSE
Light
-125%
Wed16:00Lt Drizzle

Light drizzle.73°FSE
Light
-125%
Wed17:00Drizzle

Light snow at altitude.
Drizzle below.
72°FSE
Light
-125%
Wed18:00Lt Drizzle

Fair at altitude.
Lt drizzle below.
72°FSE
Light
-125%
Wed19:00Fair

Fair.71°FSE
Light
-125%
Wed20:00Fair

Clear spells at altitude.
Fair below.
72°FSE
Calm
-125%
Wed21:00Mixed

Clear spells.72°FSE
Light
-125%
Wed22:00Mixed

Fair at altitude.
Mixed below.
71°FSE
Light
-125%
Wed23:00Fair

Fair.72°FSE
Light
-125%
Thu00:00Fair

Clear spells at altitude.
Fair below.
73°FSE
Light
-125%
Thu01:00Mixed

Clear spells.74°FSE
Light
-125%
Thu02:00Mixed

Clear spells.74°FSE
Light
-125%
Thu03:00Cloud

Cloudy.74°FSE
Light
-125%
Thu04:00Mixed

Cloudy at altitude.
Mixed below.
75°FSE
Light
-125%
Thu05:00Mixed

Clear spells.75°FSE
Light
-125%
Thu06:00Mixed

Light snow at altitude.
Lt rain below.
75°FSE
Light
-125%
Thu07:00Mixed

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Thu08:00Fair

Light snow at altitude.
Lt rain below.
78°FSE
Light
-125%
Thu09:00Fair

Light snow at altitude.
Lt rain below.
79°FSE
Light
-125%
Thu10:00Fair

Light snow at altitude.
Lt rain below.
80°FSE
Light
-125%
Thu11:00Fair

Light snow at altitude.
Lt rain below.
81°FSE
Light
-125%
Thu12:00Fair

Light snow at altitude.
Lt rain below.
81°FSE
Light
-125%
Thu13:00Fair

Light snow at altitude.
Lt rain below.
81°FSE
Light
-125%
Thu14:00Fair

Light snow at altitude.
Lt rain below.
81°FSE
Light
-125%
Thu15:00Mixed

Light snow at altitude.
Lt rain below.
81°FSE
Light
-125%
Thu16:00Mixed

Light snow at altitude.
Lt rain below.
80°FSE
Light
-125%
Thu17:00Mixed

Light snow at altitude.
Lt rain below.
78°FSE
Light
-125%
Thu18:00Fair

Light snow at altitude.
Lt rain below.
78°FSE
Light
-125%
Thu19:00Mixed

Light snow at altitude.
Lt rain below.
77°FSE
Light
-125%
Thu20:00Mixed

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Thu21:00Fair

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Thu22:00Mixed

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Thu23:00Mixed

Light snow at altitude.
Lt rain below.
76°FSE
Light
-125%
Fri00:00Mixed

Light snow at altitude.
Lt rain below.
75°FSE
Light
-125%
Fri01:00Lt Drizzle

Light drizzle.74°FSE
Light
-125%
Fri02:00Mixed

Light snow at altitude.
Lt rain below.
74°FSE
Light
-125%
Fri03:00Mixed

Clear spells.73°FSE
Light
-125%
Fri04:00Mixed

Clear spells.73°FSE
Light
-125%
Fri05:00Mixed

Clear spells.73°FSE
Light
-125%
Fri06:00Mixed

Clear spells.74°FSE
Light
-125%
Fri07:00Fair

Fair.76°FSE
Light
-125%
Fri08:00Fair

Fair.78°FSE
Light
-125%

Snow Forecast near Iwappara

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Iwappara are not available.

Iwappara Snow

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

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 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.

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.