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Happo One Snow Forecast - 48 hour - 21st March 2026

Happo One 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 21 March 2026 15:41 AEDT

2-Day Forecast for Happo One

48-hours from 21 March.

See below for forecast detail

Happo One Snow Forecast updated at 15:41 AEDT, next update expected 18:00 AEDT.

Forecast for today in Happo One

Max 7℃
Min -2℃

Freeze-thaw conditions, with valley temperatures cooling to -2℃ and rising to 7℃

Temperature at BaseTemp at Base

Sat
21

Snow unlikely

ClearClearClearClear

Clear sky.

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

Forecast for tomorrow in Happo One

Max 12℃
Min -4℃

Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 12℃

Temperature at BaseTemp at Base

Sun
22

Snow unlikely

MixedMixedFairFair

Clear spells early, then fair later.

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

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Happo One from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Sat09:00Clear

Clear sky.3℃W
Light
-125%
Sat10:00Clear

Clear sky.4℃W
Light
-125%
Sat11:00Clear

Clear sky.5℃W
Light
-125%
Sat12:00Clear

Clear sky.6℃W
Light
-125%
Sat13:00Clear

Clear sky.7℃W
Light
-125%
Sat14:00Clear

Clear sky.7℃W
Light
-125%
Sat15:00Clear

Clear sky.6℃W
Light
-125%
Sat16:00Clear

Clear sky.6℃W
Light
-125%
Sat17:00Clear

Clear sky.4℃W
Light
-125%
Sat18:00Clear

Clear sky.2℃W
Light
-125%
Sat19:00Clear

Clear sky.0℃W
Light
-125%
Sat20:00Clear

Clear sky.-1℃W
Light
-125%
Sat21:00Clear

Clear sky.-1℃W
Light
-125%
Sat22:00Clear

Clear sky.-2℃W
Light
-125%
Sat23:00Clear

Clear sky.-2℃W
Light
-125%
Sun00:00Clear

Clear sky.-3℃SW
Light
-125%
Sun01:00Clear

Clear sky.-3℃SW
Light
-125%
Sun02:00Clear

Clear sky.-3℃SW
Light
-125%
Sun03:00Clear

Clear sky.-3℃SW
Light
-125%
Sun04:00Clear

Clear sky.-3℃SW
Light
-125%
Sun05:00Clear

Clear sky.-4℃SW
Light
-125%
Sun06:00Clear

Clear sky.-4℃SW
Light
-125%
Sun07:00Clear

Clear sky.-2℃SW
Light
-125%
Sun08:00Clear

Clear sky.1℃SW
Light
-125%
Sun09:00Clear

Fair at altitude.
Clear below.
5℃SW
Light
-125%
Sun10:00Mixed

Clear spells.8℃SW
Light
-125%
Sun11:00Mixed

Clear spells.9℃SW
Light
-125%
Sun12:00Mixed

Clear spells.10℃SW
Light
-125%
Sun13:00Mixed

Clear spells.11℃SW
Light
-125%
Sun14:00Mixed

Clear spells.12℃SW
Light
-125%
Sun15:00Mixed

Clear spells.12℃SW
Light
-125%
Sun16:00Mixed

Clear spells.11℃SW
Light
-125%
Sun17:00Cloud

Clear spells at altitude.
Cloud below.
9℃SW
Light
-125%
Sun18:00Cloud

Cloudy.7℃SW
Light
-125%
Sun19:00Cloud

Clear spells at altitude.
Cloud below.
6℃SW
Light
-125%
Sun20:00Fair

Clear spells at altitude.
Fair below.
5℃SW
Light
-125%
Sun21:00Fair

Clear spells at altitude.
Fair below.
4℃SW
Light
-125%
Sun22:00Fair

Fair.4℃SW
Light
-125%
Sun23:00Fair

Fair.3℃SW
Light
-125%
Mon00:00Clear

Fair at altitude.
Clear below.
2℃SW
Light
-125%
Mon01:00Clear

Clear sky.1℃SW
Light
-125%
Mon02:00Clear

Clear sky.1℃SW
Light
-125%
Mon03:00Clear

Clear sky.1℃SW
Light
-125%
Mon04:00Clear

Clear sky.1℃SW
Light
-125%
Mon05:00Fair

Fair.1℃SW
Light
-125%
Mon06:00Fair

Fair.0℃SW
Light
-125%
Mon07:00Fair

Fair.1℃SW
Light
-125%
Mon08:00Mixed

Clear spells.4℃SW
Calm
-125%

Snow Forecast near Happo One

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Happo One
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Hakuba 47-3cm
Myoko Suginohara1cm 2cm
Tsugaike Kogen1cm 2cm

Happo One Snow

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

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.