Happo One 48-Hour Snow Forecast
Updated 21 April 2026 04:41 NZST
2-Day Forecast for Happo One
48-hours from 20 April.
See below for forecast detail
Happo One Snow Forecast updated at 04:41 NZST, next update expected 07:00 NZST.
Forecast for today in Happo One
Max 21℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 21℃
Temperature at BaseTemp at Base
Mon
20
Snow unlikely
Clear sky, fair, rain showers later.
Forecast times for Happo One are in Tokyo (Asia/Tokyo) time zone.
Forecast for tomorrow in Happo One
Max 13℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 13℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Tue
21
Snow unlikely
Clear sky.
Forecast times for Happo One are in Tokyo (Asia/Tokyo) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Mon | 09:00 | | Fair. | 16℃ | SE Light | -125% | |
| Mon | 10:00 | | Fair. | 17℃ | SE Light | -125% | |
| Mon | 11:00 | | Clear sky. | 19℃ | SE Light | -125% | |
| Mon | 12:00 | | Clear sky. | 20℃ | SE Light | -125% | |
| Mon | 13:00 | | Clear sky. | 21℃ | SE Light | -125% | |
| Mon | 14:00 | | Fair at altitude. Clear below. | 21℃ | SE Light | -125% | |
| Mon | 15:00 | | Fair at altitude. Clear below. | 20℃ | SE Light | -125% | |
| Mon | 16:00 | | Fair. | 19℃ | SE Light | -125% | |
| Mon | 17:00 | | Fair. | 18℃ | SE Light | -125% | |
| Mon | 18:00 | | Clear sky at altitude. Fair below. | 16℃ | SE Light | -125% | |
| Mon | 19:00 | | Clear spells. | 14℃ | SE Light | -125% | |
| Mon | 20:00 | | Clear spells at altitude. Fair below. | 13℃ | SE Light | -125% | |
| Mon | 21:00 | | Clear sky at altitude. Fair below. | 12℃ | SE Light | -125% | |
| Mon | 22:00 | | Fair. | 11℃ | SE Light | -125% | |
| Mon | 23:00 |  | Light snow at altitude. Lt rain below. | 11℃ | SE Light | -125% | |
| Tue | 00:00 |  | Light drizzle. | 11℃ | SW Light | -125% | |
| Tue | 01:00 | | Clear spells. | 11℃ | SW Calm | -125% | |
| Tue | 02:00 | | Clear spells at altitude. Fair below. | 11℃ | SW Light | -125% | |
| Tue | 03:00 | | Clear spells. | 11℃ | SW Calm | -125% | |
| Tue | 04:00 | | Light snow at altitude. Lt drizzle below. | 10℃ | SW Light | -125% | |
| Tue | 05:00 |  | Snow at altitude. Lt rain below. | 11℃ | SW Light | -125% | |
| Tue | 06:00 | | Rain. | 11℃ | SW Light | -125% | |
| Tue | 07:00 |  | Snow at altitude. Hvy drizzle below. | 9℃ | SW Breeze | -125% | |
| Tue | 08:00 | | Heavy snow showers at altitude. Drizzle below. | 9℃ | SW Breeze | -125% | |
| Tue | 09:00 | | Clear sky. | 12℃ | SW Breeze | -125% | |
| Tue | 10:00 | | Clear sky. | 13℃ | SW Breeze | -125% | |
| Tue | 11:00 | | Clear sky. | 13℃ | SW Breeze | -125% | |
| Tue | 12:00 | | Clear sky. | 13℃ | SW Breeze | -125% | |
| Tue | 13:00 | | Clear sky. | 13℃ | SW Breeze | -125% | |
| Tue | 14:00 | | Clear sky. | 13℃ | SW Breeze | -125% | |
| Tue | 15:00 | | Clear sky. | 12℃ | SW Breeze | -125% | |
| Tue | 16:00 | | Clear sky. | 12℃ | SW Breeze | -125% | |
| Tue | 17:00 | | Clear sky. | 10℃ | SW Breeze | -125% | |
| Tue | 18:00 | | Clear sky. | 9℃ | SW Breeze | -125% | |
| Tue | 19:00 | | Fair at altitude. Mixed below. | 8℃ | SW Light | -125% | |
| Tue | 20:00 | | Clear sky. | 7℃ | SW Light | -125% | |
| Tue | 21:00 | | Clear sky. | 5℃ | SW Light | -125% | |
| Tue | 22:00 | | Clear sky. | 5℃ | SW Light | -125% | |
| Tue | 23:00 | | Clear sky. | 5℃ | SW Light | -125% | |
| Wed | 00:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 01:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 02:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 03:00 | | Clear sky at altitude. Fair below. | 5℃ | W Light | -125% | |
| Wed | 04:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 05:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 06:00 | | Clear sky. | 5℃ | W Light | -125% | |
| Wed | 07:00 | | Clear sky. | 8℃ | W Light | -125% | |
| Wed | 08:00 | | Fair. | 11℃ | W Light | -125% | |
Snow Forecast near Happo One
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Myoko Suginohara | - | 12cm | |||||||
| Tsugaike Kogen | - | 8cm |
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 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
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.