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Owani Onsen Snow Forecast - 48 hour - 21st March 2026

Owani Onsen 48-Hour Snow Forecast

ECMWF IFS
GFS
JMA

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Updated 20 March 2026 22:42 GMT

2-Day Forecast for Owani Onsen

48-hours from 21 March.

See below for forecast detail

Owani Onsen Snow Forecast updated at 22:42 GMT, next update expected 04:00 GMT.

Forecast for today in Owani Onsen

Max 4℃ 39°F
Min -1℃ 30°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ 30°F and rising to 4℃ 39°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sat
21

1cm New Snow

CloudFairClearClear

Cloudy, fair, clear sky later.

Snow falling to resort level ( 100m 328ft ).

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

Forecast for tomorrow in Owani Onsen

Max 10℃ 50°F
Min -1℃ 29°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ 29°F and rising to 10℃ 50°F

Temperature at BaseTemp at Base

Sun
22

Snow unlikely

ClearClearFairFair

Clear sky early, then fair later.

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

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Owani Onsen from OpenMeteo(JMA)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Sat00:00Snow

Heavy snow showers. 0℃ 32°F W
Breeze
-125%
Sat01:00Light Snow

up to 1cm New Snow
Snow falling to resort level ( 100m 328ft ).

Heavy snow showers at altitude.
Lt rain below.
0℃ 32°F W
Light
-125%
Sat02:00Light Snow

Light snow. 0℃ 32°F W
Breeze
-125%
Sat03:00Mixed

Clear spells. 0℃ 32°F W
Light
-125%
Sat04:00Mixed

Clear spells. 0℃ 32°F W
Light
-125%
Sat05:00Mixed

Clear spells. 0℃ 31°F W
Light
-125%
Sat06:00Mixed

Clear spells. 0℃ 31°F W
Light
-125%
Sat07:00Cloud

Cloudy. 0℃ 32°F W
Light
-125%
Sat08:00Cloud

Clear spells at altitude.
Cloud below.
1℃ 33°F W
Breeze
-125%
Sat09:00Cloud

Clear spells at altitude.
Cloud below.
1℃ 34°F W
Breeze
-125%
Sat10:00Cloud

Clear spells at altitude.
Cloud below.
2℃ 35°F W
Breeze
-125%
Sat11:00Cloud

Clear spells at altitude.
Cloud below.
2℃ 36°F W
Breeze
-125%
Sat12:00Mixed

Clear spells. 3℃ 38°F W
Breeze
-125%
Sat13:00Mixed

Clear spells. 4℃ 38°F W
Breeze
-125%
Sat14:00Mixed

Clear spells. 4℃ 39°F W
Light
-125%
Sat15:00Mixed

Fair at altitude.
Mixed below.
4℃ 39°F W
Light
-125%
Sat16:00Fair

Fair. 4℃ 38°F W
Light
-125%
Sat17:00Fair

Fair. 3℃ 37°F W
Light
-125%
Sat18:00Clear

Clear sky. 2℃ 35°F W
Light
-125%
Sat19:00Clear

Clear sky. 1℃ 33°F W
Light
-125%
Sat20:00Clear

Clear sky. 0℃ 31°F W
Light
-125%
Sat21:00Clear

Clear sky. -1℃ 31°F W
Light
-125%
Sat22:00Clear

Clear sky. -1℃ 30°F W
Light
-125%
Sat23:00Clear

Clear sky. -1℃ 30°F W
Light
-125%
Sun00:00Clear

Clear sky. -1℃ 29°F SW
Light
-125%
Sun01:00Clear

Clear sky. -1℃ 29°F SW
Light
-125%
Sun02:00Clear

Clear sky. -1℃ 29°F SW
Light
-125%
Sun03:00Clear

Clear sky. -1℃ 30°F SW
Light
-125%
Sun04:00Fair

Clear sky at altitude.
Fair below.
0℃ 31°F SW
Light
-125%
Sun05:00Clear

Clear sky. 0℃ 32°F SW
Light
-125%
Sun06:00Clear

Clear sky. 0℃ 33°F SW
Light
-125%
Sun07:00Clear

Clear sky. 3℃ 36°F SW
Light
-125%
Sun08:00Clear

Clear sky. 6℃ 42°F SW
Light
-125%
Sun09:00Clear

Clear sky. 8℃ 45°F SW
Light
-125%
Sun10:00Fair

Fair. 8℃ 47°F SW
Light
-125%
Sun11:00Fair

Fair. 9℃ 48°F SW
Light
-125%
Sun12:00Clear

Clear sky. 10℃ 49°F SW
Light
-125%
Sun13:00Clear

Clear sky. 10℃ 50°F SW
Light
-125%
Sun14:00Clear

Clear sky. 10℃ 50°F SW
Light
-125%
Sun15:00Clear

Clear sky. 10℃ 50°F SW
Light
-125%
Sun16:00Clear

Clear sky. 9℃ 48°F SW
Light
-125%
Sun17:00Clear

Fair at altitude.
Clear below.
8℃ 46°F SW
Light
-125%
Sun18:00Clear

Fair at altitude.
Clear below.
6℃ 42°F SW
Light
-125%
Sun19:00Clear

Clear sky. 4℃ 39°F SW
Light
-125%
Sun20:00Clear

Clear sky. 3℃ 38°F SW
Light
-125%
Sun21:00Fair

Fair. 3℃ 37°F SW
Light
-125%
Sun22:00Fair

Fair. 2℃ 36°F SW
Light
-125%
Sun23:00Fair

Fair. 2℃ 35°F SW
Light
-125%

Snow Forecast near Owani Onsen

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Owani Onsen are not available.

Owani Onsen Snow

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

This Snow Forecast for Owani Onsen, 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 Owani Onsen, 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.

Snow Reliability

Owani Onsen typically enjoys reliable snowfall, with an average snow depth of 150 cm during peak season. For the latest snow conditions, check J2Ski for up-to-date information.