Niseko Grand Hirafu Snow Forecast - 7 day
Updated 20 March 2026 11:40 CDT
7-Day Snow Forecast for Niseko Grand Hirafu
1-week from 20 March.
For Forecast detail, see below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Niseko Grand Hirafu 7-Day Snow Forecast Highlights
When will there be fresh snow in Niseko Grand Hirafu?
| Next Snow Expected | 20 March |
|---|---|
| Next Snow Amount | 3cm |
| Next 48 Hours | 14cm |
| Next 7 Days | 15cm |
7-Day Snow Outlook for Niseko Grand Hirafu
Snowfall
Snow Line
Max 8℃
Min -6℃
15cm New Snow
Snow Line from 977m to resort level (300m).
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
Powder Alert!
Powder Alarm issued 20 March 2026 16:48 CDT
Powder Possible :- 14cm of Fresh Snow is forecast for Niseko Grand Hirafu over the next 2 days.
Partner Offers
Niseko Grand Hirafu Medium-Range (7-Day) Snow Forecast Detail
Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.
Max 3℃
Min -1℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 3℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
20
3cm New Snow
Clear sky first, fair then heavy snow, patchy heavy snow later.
Snow falling to resort level (300m).
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 0℃
Min -3℃
Below freezing at all levels, with valley temperatures as low as -3℃ and not getting above 0℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
21
11cm New Snow
Clear sky early, then fair later.
Snow falling to resort level (300m).
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 8℃
Min -4℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ and rising to 8℃
Temperature at BaseTemp at Base
Sun
22
Snow unlikely
Clear sky first, fair then clear sky, fair later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 8℃
Min -1℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 8℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
23
up to 1cm New Snow
Fair first, light snow at altitude then light snow showers at altitude, clear spells later.
Snow Line from 977m to 362m, with rain below.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 3℃
Min -4℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ and rising to 3℃
Temperature at BaseTemp at Base
Tue
24
Snow unlikely
Clear spells first, fair then clear spells, fair later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 5℃
Min -6℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -6℃ and rising to 5℃
Temperature at BaseTemp at Base
Wed
25
Snow unlikely
Fair early, then clear spells later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
Max 7℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 7℃
Temperature at BaseTemp at Base
Thu
26
Snow unlikely
Fair early, then clear spells later.
Forecast times for Niseko Grand Hirafu are in Tokyo (Asia/Tokyo) time zone.
This Snow Forecast for Niseko Grand Hirafu, 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 Niseko Grand Hirafu, 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.
Niseko Grand Hirafu Snow Forecast updated at 11:40 CDT, next update expected imminently.
Snow Forecast near Niseko Grand Hirafu
| Ski Area | 48 Hr | 7 Day | Fr | Sa | Su | Mo | Tu | We | Th |
|---|---|---|---|---|---|---|---|---|---|
| Niseko Annupuri | 17cm | 19cm | |||||||
| Kiroro | 16cm | 16cm | |||||||
| Niseko | 14cm | 15cm | |||||||
| Niseko Kokusai Moiwa | 15cm | 15cm | |||||||
| Niseko Village/Higashiyama | 14cm | 15cm | |||||||
| Niseko Hanazono | 11cm | 11cm | |||||||
| Rusutsu | 10cm | 11cm |
Snow Reliability
Niseko Grand Hirafu enjoys exceptional snow reliability, with an average snowfall of over 15 meters each season. Snow depths typically range from 1 to 3 meters, encouraging skiers to check J2Ski for the latest snow reports.