Hachimantai Snow Report and Forecast
Updated 05 November 2026 14:42 AEDT
Snow Forecast for Hachimantai
Snow and Weather from 5 November.
For Forecast detail, see below.
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Hachimantai Snow Forecast Highlights
When will there be fresh snow in Hachimantai?
| Next Snow Expected | 7 November |
|---|---|
| Next Snow Amount | 10cm |
| Next 48 Hours | 10cm |
| Next 7 Days | 16cm |
Forecast for today in Hachimantai
Max 10℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 10℃
Temperature at BaseTemp at Base
Thu
05
Snow unlikely
Drizzle first, rain showers then light drizzle, rain showers later.
Forecast times for Hachimantai are in Tokyo (Asia/Tokyo) time zone.
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| Thu 05 | Fri 06 | Sat 07 | Sun 08 | Mon 09 | Tue 10 | Wed 11 | |
|---|---|---|---|---|---|---|---|
| Wind | W F3 | W F3 | NW F2 | W F2 | |||
| 1,450m | 7℃
| 7℃
 | -4℃
 +10cm
| -4℃
 +2cm
| -2℃
+2cm
| -4℃
 | 0℃
 +2cm
|
| W F3 | W F3 | NW F2 | W F2 | ||||
| 1,200m | 9℃
| 9℃
| -2℃
+10cm
| -2℃
+2cm
| 0℃
+2cm
| -3℃
| 1℃
+2cm
|
| W F3 | W F3 | NW F2 | W F2 | ||||
| 950m | 10℃
| 10℃
| -1℃
+10cm
| -1℃
+2cm
| 1℃
+2cm
| -1℃
| 3℃
+1cm
|
| Snow Line | varying 1,104m | 950m | 950m | 950m | 950m | varying 1,119m | |
| Max Town | 10℃ | 10℃ | -1℃ | -1℃ | 1℃ | -1℃ | 3℃ |
| Min Town | 7℃ | 0℃ | -2℃ | -2℃ | -2℃ | -3℃ | -3℃ |
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.
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Snow Forecast near Hachimantai
| Ski Area | 48 Hr | 7 Day | Th | Fr | Sa | Su | Mo | Tu | We |
|---|---|---|---|---|---|---|---|---|---|
| Akitaken Tazawako Kogen | 20cm | 32cm | |||||||
| Hachimantai Resort | 10cm | 14cm | |||||||
| Amihari | 4cm | 10cm | |||||||
| Shizukuishi | 4cm | 10cm |
How reliable is the snow in Hachimantai?
Hachimantai enjoys reliable snow conditions, with average snow depth reaching up to 2 meters during peak season. For the latest snow information, check J2Ski regularly.
Understanding and predicting Snow Conditions in Hachimantai
Here are our tips for making the most of a trip to Hachimantai, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Hachimantai, 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 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 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 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.