Hachimantai Resort Snow Report and Forecast
Snow Forecast for Hachimantai Resort
This is the Snow Forecast for Hachimantai Resort, Japan for 16 days from 6 December.
Updated 05 December 2025 22:38 UTC.
Forecast times for Hachimantai Resort are in Japan Time (Asia/Tokyo).
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Hachimantai Resort.
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.
Hachimantai Resort Snow Forecast Highlights
When will there be fresh snow in Hachimantai Resort?
| Next Snow Expected | 10 December |
|---|---|
| Next Snow Amount | 3cm 1in |
| Next 48 Hours | - - |
| Next 7 Days | 20cm 8in |
Forecast for today in Hachimantai Resort
Max 4℃ 40°F
Min -3℃ 27°F
Freeze-thaw conditions, with valley temperatures cooling to -3℃ 27°F and rising to 4℃ 40°F
Temperature at BaseTemp at Base
Sat
06
Snow unlikely
Fair, light drizzle, rain showers later.
Hachimantai Resort has no new snow forecast in the next 48 hours.
Hachimantai Resort Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
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| Sat 06 | Sun 07 | Mon 08 | Tue 09 | Wed 10 | Thu 11 | Fri 12 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | W F4 | SW F3 | W F3 | NW F4 | ||
| 1,000m 3,281ft | 4℃ 40°F
| 7℃ 44°F
| 7℃ 44°F
| -4℃ 25°F
+1cm
| -1℃ 31°F
 +3cm +1in
| 0℃ 32°F
 +14cm +6in
| -8℃ 18°F
+4cm +2in
|
| SW F2 | NW F4 | SW F3 | W F3 | NW F4 | |||
| 770m 2,526ft | 4℃ 40°F
| 7℃ 44°F
| 7℃ 44°F
| -2℃ 29°F
| -1℃ 31°F
 +3cm +1in
| 2℃ 35°F
+12cm +5in
| -6℃ 22°F
+4cm +1in
|
| SW F2 | W F4 | SW F3 | W F3 | NW F4 | |||
| 540m 1,772ft | 4℃ 40°F
| 7℃ 44°F
| 7℃ 44°F
| -4℃ 25°F
| 0℃ 32°F
| 0℃ 33°F
| -7℃ 19°F
+4cm +2in
|
| Snow Line | 739m 2,425ft | 739m 2,425ft | varying 769m 2,523ft | 540m 1,772ft | |||
| Max Town | 4℃ 40°F | 7℃ 44°F | 7℃ 44°F | -4℃ 25°F | 0℃ 32°F | 0℃ 33°F | -7℃ 19°F |
| Min Town | -3℃ 27°F | 2℃ 36°F | -3℃ 26°F | -7℃ 20°F | -6℃ 20°F | -10℃ 14°F | -11℃ 13°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.
Snow Forecast near Hachimantai Resort
| Ski Area | 48 Hr | 7 Day | Sa | Su | Mo | Tu | We | Th | Fr |
|---|---|---|---|---|---|---|---|---|---|
| Hachimantai | - | 22cm 9in | |||||||
| Shizukuishi | - | 23cm 9in | |||||||
| Amihari | - | 16cm 6in |
Snow Reliability
Hachimantai Resort typically enjoys reliable snow conditions, with average snow depths ranging from 1 to 3 meters throughout the season. For the latest snow conditions and updates, check J2Ski for accurate and timely information.
Understanding and predicting Snow Conditions in Hachimantai Resort
Here are our tips for making the most of a trip to Hachimantai Resort, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Hachimantai Resort, 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 Hachimantai Resort 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 Hachimantai Resort 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 Hachimantai Resort 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.