Happo One 48-Hour Snow Forecast
Updated 19 April 2026 11:42 BST
2-Day Forecast for Happo One
48-hours from 19 April.
See below for forecast detail
Happo One Snow Forecast updated at 11:42 BST, next update expected imminently.
Forecast for today in Happo One
Max 22℃ 72°F
Min 12℃ 54°F
Valley temperatures from an overnight low of 12℃ 54°F to daytime highs around 22℃ 72°F
Temperature at BaseTemp at Base
Sun
19
Snow unlikely
Fair, clear spells, fair later.
Forecast times for Happo One are in Tokyo (Asia/Tokyo) time zone.
Forecast for tomorrow in Happo One
Max 20℃ 68°F
Min 9℃ 49°F
Valley temperatures from an overnight low of 9℃ 49°F to daytime highs around 20℃ 68°F
Temperature at BaseTemp at Base
Mon
20
Snow unlikely
Fair first, clear sky then fair, rain showers later.
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? | |||
|---|---|---|---|---|---|---|---|
| Sun | 09:00 | | Fair at altitude. Mixed below. | 14℃ 58°F | SE Light | -125% | |
| Sun | 10:00 | | Clear sky. | 17℃ 63°F | SE Light | -125% | |
| Sun | 11:00 | | Clear spells. | 19℃ 67°F | SE Light | -125% | |
| Sun | 12:00 | | Fair. | 20℃ 69°F | SE Light | -125% | |
| Sun | 13:00 | | Fair. | 21℃ 70°F | SE Light | -125% | |
| Sun | 14:00 | | Fair. | 22℃ 71°F | SE Light | -125% | |
| Sun | 15:00 | | Clear spells at altitude. Fair below. | 22℃ 72°F | SE Light | -125% | |
| Sun | 16:00 | | Clear spells. | 22℃ 72°F | SE Light | -125% | |
| Sun | 17:00 | | Clear spells. | 20℃ 69°F | SE Light | -125% | |
| Sun | 18:00 | | Cloudy at altitude. Mixed below. | 17℃ 63°F | SE Light | -125% | |
| Sun | 19:00 | | Cloudy at altitude. Mixed below. | 15℃ 59°F | SE Light | -125% | |
| Sun | 20:00 | | Cloudy at altitude. Mixed below. | 14℃ 57°F | SE Light | -125% | |
| Sun | 21:00 | | Clear spells. | 13℃ 56°F | SE Light | -125% | |
| Sun | 22:00 | | Clear spells. | 13℃ 55°F | SE Light | -125% | |
| Sun | 23:00 | | Fair. | 12℃ 54°F | SE Light | -125% | |
| Mon | 00:00 | | Fair. | 11℃ 52°F | S Light | -125% | |
| Mon | 01:00 | | Fair. | 11℃ 52°F | S Light | -125% | |
| Mon | 02:00 | | Clear spells at altitude. Fair below. | 11℃ 51°F | S Light | -125% | |
| Mon | 03:00 | | Fair. | 11℃ 51°F | S Light | -125% | |
| Mon | 04:00 | | Fair. | 10℃ 51°F | S Light | -125% | |
| Mon | 05:00 | | Clear spells. | 9℃ 49°F | S Light | -125% | |
| Mon | 06:00 | | Fair. | 10℃ 49°F | S Light | -125% | |
| Mon | 07:00 | | Fair at altitude. Clear below. | 11℃ 52°F | S Light | -125% | |
| Mon | 08:00 | | Fair at altitude. Clear below. | 13℃ 56°F | S Light | -125% | |
| Mon | 09:00 | | Fair. | 16℃ 60°F | S Light | -125% | |
| Mon | 10:00 | | Clear sky. | 17℃ 63°F | S Light | -125% | |
| Mon | 11:00 | | Clear sky at altitude. Fair below. | 19℃ 66°F | S Light | -125% | |
| Mon | 12:00 | | Fair. | 20℃ 67°F | S Light | -125% | |
| Mon | 13:00 | | Fair. | 20℃ 67°F | S Light | -125% | |
| Mon | 14:00 | | Clear sky. | 20℃ 68°F | S Light | -125% | |
| Mon | 15:00 | | Clear sky. | 20℃ 68°F | S Light | -125% | |
| Mon | 16:00 | | Fair at altitude. Clear below. | 19℃ 67°F | S Light | -125% | |
| Mon | 17:00 | | Clear spells at altitude. Fair below. | 18℃ 64°F | S Light | -125% | |
| Mon | 18:00 | | Clear spells at altitude. Fair below. | 16℃ 60°F | S Light | -125% | |
| Mon | 19:00 | | Fair. | 14℃ 57°F | S Light | -125% | |
| Mon | 20:00 | | Clear spells. | 13℃ 55°F | S Light | -125% | |
| Mon | 21:00 | | Clear spells. | 12℃ 54°F | S Light | -125% | |
| Mon | 22:00 | | Clear sky. | 11℃ 53°F | S Light | -125% | |
| Mon | 23:00 | | Fair. | 11℃ 52°F | S Light | -125% | |
| Tue | 00:00 | | Fair. | 11℃ 51°F | SW Light | -125% | |
| Tue | 01:00 | | Fair. | 11℃ 51°F | SW Light | -125% | |
| Tue | 02:00 | | Fair. | 11℃ 51°F | SW Light | -125% | |
| Tue | 03:00 | | Fair. | 11℃ 51°F | SW Light | -125% | |
| Tue | 04:00 |  | Light drizzle. | 11℃ 51°F | SW Light | -125% | |
| Tue | 05:00 |  | Snow at altitude. Lt rain below. | 11℃ 51°F | SW Light | -125% | |
| Tue | 06:00 | | Rain. | 11℃ 52°F | SW Light | -125% | |
| Tue | 07:00 | | Snow at altitude. Lt rain below. | 12℃ 53°F | SW Light | -125% | |
| Tue | 08:00 |  | Snow at altitude. Hvy drizzle below. | 10℃ 51°F | SW Breeze | -125% | |
Snow Forecast near Happo One
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| Myoko Suginohara | - | 5cm 2in |
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 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.