Niseko Grand Hirafu Snow Report and Forecast
Snow Forecast for Niseko Grand Hirafu
When will there be fresh snow?
This is the Snow Forecast for Niseko Grand Hirafu, Japan for 16 days from 25 April.
Updated 25 April 2025 02:33 UTC.
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Niseko Grand Hirafu. | |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Niseko Grand Hirafu.
Forecast for today in Niseko Grand Hirafu
Max 9℃ 48°F
Min 4℃ 39°F
Valley temperatures from an overnight low of 4℃ 39°F to daytime highs around 9℃ 48°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
25
Snow unlikely
Light rain first, clear spells then fair, clear spells later.
Niseko Grand Hirafu has 3cm 1in new snow forecast in the next 48 hours.
Niseko Grand Hirafu Snow Report
| Snow Conditions | - |
|---|
Niseko Grand Hirafu 7-Day Snow Forecast Overview
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| Fri 25 | Sat 26 | Sun 27 | Mon 28 | Tue 29 | Wed 30 | Thu 01 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | SW F3 | SW F2 | SE F2 | SW F2 | SE F3 | |
| 1,308m 4,291ft | 3℃ 37°F
| 3℃ 38°F
 +3cm +1in
| 1℃ 33°F
 | 4℃ 39°F
+2cm +1in
| 1℃ 34°F
 +1cm
| 7℃ 45°F
 | 12℃ 54°F
|
| SW F2 | SW F3 | SW F2 | SE F2 | SW F2 | SE F3 | ||
| 804m 2,638ft | 6℃ 43°F
| 6℃ 43°F
| 4℃ 39°F
| 7℃ 44°F
| 4℃ 39°F
| 11℃ 51°F
| 15℃ 59°F
|
| SW F2 | SW F3 | SW F2 | S F2 | SW F2 | S F3 | ||
| 300m 984ft | 9℃ 48°F
| 10℃ 49°F
| 7℃ 45°F
| 10℃ 50°F
| 7℃ 45°F
 | 14℃ 57°F
| 18℃ 65°F
|
| Snow Line | 719m 2,359ft | varying 729m 2,392ft | varying 1,279m 4,196ft | varying 839m 2,753ft | |||
| Max Town | 9℃ 48°F | 10℃ 49°F | 7℃ 45°F | 10℃ 50°F | 7℃ 45°F | 14℃ 57°F | 18℃ 65°F |
| Min Town | 4℃ 39°F | 4℃ 39°F | 0℃ 31°F | 6℃ 42°F | 3℃ 36°F | 7℃ 44°F | 12℃ 53°F |
This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.
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 9℃ 48°F
Min 4℃ 39°F
Valley temperatures from an overnight low of 4℃ 39°F to daytime highs around 9℃ 48°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
25
Snow unlikely
Light rain first, clear spells then fair, clear spells later.
Max 10℃ 49°F
Min 4℃ 39°F
Valley temperatures from an overnight low of 4℃ 39°F to daytime highs around 10℃ 49°F
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
26
up to 3cm up to 1in New Snow
Clear spells early, then rain showers later.
Snow Line from 729m 2,392ft to 589m 1,932ft , with rain below.
Max 7℃ 45°F
Min 0℃ 31°F
Valley temperatures from an overnight low of 0℃ 31°F to daytime highs around 7℃ 45°F
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Sun
27
Snow unlikely
Cloudy, fair, clear sky later.
Max 10℃ 50°F
Min 6℃ 42°F
Valley temperatures from an overnight low of 6℃ 42°F to daytime highs around 10℃ 50°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
28
up to 2cm up to 1in New Snow
Cloudy, rain showers, light rain later.
Snow Line from 1,279m 4,196ft to 949m 3,114ft , with rain below.
Max 7℃ 45°F
Min 3℃ 36°F
Valley temperatures from an overnight low of 3℃ 36°F to daytime highs around 7℃ 45°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
29
up to 1cm New Snow
Light rain early, then clear spells later.
Snow Line from 839m 2,753ft to 709m 2,326ft , with rain below.
Max 14℃ 57°F
Min 7℃ 44°F
Valley temperatures from an overnight low of 7℃ 44°F to daytime highs around 14℃ 57°F
Temperature at BaseTemp at Base
Wed
30
Snow unlikely
Fair early, then clear sky later.
Max 18℃ 65°F
Min 12℃ 53°F
Valley temperatures from an overnight low of 12℃ 53°F to daytime highs around 18℃ 65°F
Temperature at BaseTemp at Base
Thu
01
Snow unlikely
Fair early, then cloudy later.
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 02:33 UTC, next update expected 05:00 UTC.
Snow Forecast near Niseko Grand Hirafu
| Snow Report and Forecast | 48 Hr | Fri | Sat | Sun | Mon | Tue | Wed | Thu | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Niseko | 2cm 1in | 5cm 2in | |||||||
| Kiroro | 2cm 1in | 4cm 1in | |||||||
| Niseko Annupuri | 1cm - | 4cm 2in | |||||||
| Niseko Village/Higashiyama | 1cm - | 4cm 2in | |||||||
| Niseko Hanazono | 1cm - | 1cm - | |||||||
| Niseko Kokusai Moiwa | - | 1cm - | |||||||
| Rusutsu | 1cm - | 1cm - |
Understanding and predicting Snow Conditions in Niseko Grand Hirafu
Here are our tips for making the most of a trip to Niseko Grand Hirafu, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Niseko Grand Hirafu, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.
Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:
Pistes (Groomers) or Off-Piste
These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.
- Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
- Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.
WARNING - skiing off-piste (out-of-bounds) at Niseko Grand Hirafu is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.
Analyzing Weather and Snowfall Forecasts
Whilst no forecast can tell you exactly how snow conditions in Niseko Grand Hirafu will develop, checking the forecast regularly should give you an idea of what to expect.
New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.
Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.
Predicting Future Snow Quality
Regularly check our snow and weather forecasts for Niseko Grand Hirafu for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.
Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.