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Happo One Snow Forecast - 48 hour - 12th June 2026

Happo One 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 11 June 2026 20:40 PDT

2-Day Forecast for Happo One

48-hours from 12 June.

See below for forecast detail

Happo One Snow Forecast updated at 20:40 PDT, next update expected 23:00 PDT.

Forecast for today in Happo One

Max 69°F
Min 56°F

Valley temperatures from an overnight low of 56°F to daytime highs around 69°F

Temperature at BaseTemp at Base

Fri
12

Snow unlikely

ShwrsLt DrizzleMixedClear

Rain showers first, light drizzle then clear spells, clear sky later.

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

Forecast for tomorrow in Happo One

Max 73°F
Min 53°F

Valley temperatures from an overnight low of 53°F to daytime highs around 73°F

Temperature at BaseTemp at Base

Sat
13

Snow unlikely

ClearFairFairClear

Clear sky, fair, clear sky later.

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

48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Happo One from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Fri09:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
61°FSW
Light
-125%
Fri10:00Drizzle

Heavy snow showers at altitude.
Drizzle below.
61°FSW
Light
-125%
Fri11:00Drizzle

Drizzle.63°FSW
Calm
-125%
Fri12:00Lt Drizzle

Light drizzle.66°FSW
Light
-125%
Fri13:00Cloud

Light snow at altitude.
Lt rain below.
69°FSW
Light
-125%
Fri14:00Lt Drizzle

Light drizzle.67°FSW
Light
-125%
Fri15:00Lt Drizzle

Light drizzle.67°FSW
Light
-125%
Fri16:00Lt Drizzle

Light drizzle.67°FSW
Light
-125%
Fri17:00Fair

Light snow at altitude.
Lt rain below.
66°FSW
Light
-125%
Fri18:00Fair

Fair.64°FSW
Light
-125%
Fri19:00Clear

Fair at altitude.
Clear below.
62°FSW
Light
-125%
Fri20:00Clear

Clear sky.60°FSW
Light
-125%
Fri21:00Clear

Clear sky.58°FSW
Light
-125%
Fri22:00Clear

Clear sky.56°FSW
Light
-125%
Fri23:00Fair

Fair.57°FSW
Light
-125%
Sat00:00Mixed

Clear spells.57°FSW
Light
-125%
Sat01:00Mixed

Clear spells.56°FSW
Light
-125%
Sat02:00Mixed

Clear spells.55°FSW
Light
-125%
Sat03:00Fair

Fair.54°FSW
Light
-125%
Sat04:00Clear

Fair at altitude.
Clear below.
53°FSW
Light
-125%
Sat05:00Clear

Clear sky.53°FSW
Light
-125%
Sat06:00Clear

Clear sky.55°FSW
Light
-125%
Sat07:00Clear

Clear sky.59°FSW
Light
-125%
Sat08:00Clear

Clear sky.63°FSW
Light
-125%
Sat09:00Clear

Clear sky.66°FSW
Calm
-125%
Sat10:00Clear

Clear sky.69°FSW
Light
-125%
Sat11:00Clear

Clear sky.71°FSW
Light
-125%
Sat12:00Fair

Clear spells at altitude.
Fair below.
72°FSW
Light
-125%
Sat13:00Mixed

Clear spells.73°FSW
Calm
-125%
Sat14:00Fair

Clear spells at altitude.
Fair below.
72°FSW
Light
-125%
Sat15:00Mixed

Clear spells.71°FSW
Light
-125%
Sat16:00Fair

Light snow at altitude.
Lt rain below.
70°FSW
Light
-125%
Sat17:00Fair

Fair.69°FSW
Light
-125%
Sat18:00Cloud

Cloudy.66°FSW
Light
-125%
Sat19:00Mixed

Clear spells.64°FSW
Calm
-125%
Sat20:00Fair

Fair.62°FSW
Light
-125%
Sat21:00Fair

Fair.62°FSW
Light
-125%
Sat22:00Fair

Fair.61°FSW
Light
-125%
Sat23:00Fair

Fair.60°FSW
Light
-125%
Sun00:00Fair

Fair.60°FSW
Light
-125%
Sun01:00Fair

Fair.60°FSW
Light
-125%
Sun02:00Fair

Fair.61°FSW
Light
-125%
Sun03:00Clear

Clear sky.60°FSW
Light
-125%
Sun04:00Clear

Fair at altitude.
Clear below.
59°FSW
Light
-125%
Sun05:00Clear

Clear sky.59°FSW
Light
-125%
Sun06:00Clear

Clear sky.61°FSW
Light
-125%
Sun07:00Clear

Clear sky.63°FSW
Light
-125%
Sun08:00Clear

Clear sky.66°FSW
Light
-125%

Snow Forecast near Happo One

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Happo One are not available.

Happo One Snow

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

No significant snowfall is forecast for this period.

This Snow Forecast for Happo One, 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 Happo One, 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

Happo One typically enjoys reliable snow conditions, with an average snow depth of 3 to 4 meters during peak season. For the latest snow reports and updates, check J2Ski.