Numajiri Snow Report and Forecast
Updated 21 March 2026 03:43 AEDT
Snow Forecast for Numajiri
Snow and Weather 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.
Numajiri Snow Forecast Highlights
When will there be fresh snow in Numajiri?
| Next Snow Expected | 30 March |
|---|---|
| Next Snow Amount | 9cm |
| Next 48 Hours | 1cm |
| Next 7 Days | 1cm |
Forecast for today in Numajiri
Max 6℃
Min -1℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 6℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
20
1cm New Snow
Fair first, clear sky then light snow, light snow showers later.
Snow falling to resort level (850m).
Forecast times for Numajiri are in Tokyo (Asia/Tokyo) time zone.
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Numajiri 7-Day Snow Forecast Overview
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| Fri 20 | Sat 21 | Sun 22 | Mon 23 | Tue 24 | Wed 25 | Thu 26 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | NW F3 | |||||
| 1,220m | 3℃
 +1cm
| -2℃
+1cm
| 6℃
| 6℃
 | 5℃
| 5℃
 | 9℃
|
| SW F2 | NW F3 | ||||||
| 1,035m | 5℃
+1cm
| 0℃
+1cm
| 8℃
| 7℃
| 6℃
| 6℃
| 11℃
|
| SW F2 | NW F3 | ||||||
| 850m | 6℃
+1cm
| 1℃
+1cm
| 9℃
| 9℃
| 8℃
| 8℃
| 12℃
|
| Snow Line | 850m | 850m | varying 958m | ||||
| Max Town | 6℃ | 1℃ | 9℃ | 9℃ | 8℃ | 8℃ | 12℃ |
| Min Town | -1℃ | -5℃ | -3℃ | 1℃ | -1℃ | -1℃ | 4℃ |
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 Numajiri
| Ski Area | 48 Hr | 7 Day | Fr | Sa | Su | Mo | Tu | We | Th |
|---|---|---|---|---|---|---|---|---|---|
| Aizu Kogen Takatsue | 1cm | 2cm | |||||||
| Yonezawa | 2cm | 2cm | |||||||
| Aizu Kogen Daikurayama | - | 1cm | |||||||
| Aizu Kogen Takahata | - | 1cm | |||||||
| Alts Bandai | 1cm | 1cm | |||||||
| Bandai Kokusai | 1cm | 1cm | |||||||
| Inawashiro | 1cm | 1cm |
Snow Reliability
Numajiri enjoys a consistent snow cover, with average snow depths reaching up to 2 meters during peak season. For the latest snow conditions, check J2Ski for reliable updates.
Understanding and predicting Snow Conditions in Numajiri
Here are our tips for making the most of a trip to Numajiri, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Numajiri, 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 Numajiri 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 Numajiri 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 Numajiri 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.