Karuizawa 48-Hour Snow Forecast
48-hour Forecast for Karuizawa (940m to 1,155m)
This is the 48-hour (2-Day) Snow Forecast for Karuizawa, Japan for 2 days from 31 March.
Updated 31 March 2025 13:36 CDT.
Karuizawa has 5cm new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Karuizawa Snow Forecast updated at 13:36 CDT, next update expected 16:00 CDT.
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Forecast for today in Karuizawa
Max 3℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 3℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
31
3cm New Snow
Clear sky first, clear spells then snow showers, heavy snow showers later.
Snow falling to resort level.
Karuizawa has 5cm new snow forecast in the next 48 hours.
Forecast for tomorrow in Karuizawa
Max 4℃
Min -1℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -1℃ and rising to 4℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
01
2cm New Snow
Heavy snow showers, light snow, rain showers later.
Snow falling to resort level.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Mon | 00:00 |  | Clear sky. | -1℃ | E Light | 0% | |
| Mon | 01:00 | | Clear sky. | 1℃ | E Light | 0% | |
| Mon | 02:00 | | Clear sky. | 3℃ | E Light | 0% | |
| Mon | 03:00 | | Clear sky. | 3℃ | E Light | 0% | |
| Mon | 04:00 | | Fair. | 3℃ | E Light | 15% | |
| Mon | 05:00 | | Clear spells. | 3℃ | E Light | 70% | |
| Mon | 06:00 | | Clear spells. | 2℃ | E Light | 95% | |
| Mon | 07:00 | | Clear spells. | 1℃ | E Light | 100% | |
| Mon | 08:00 | | Clear spells. | 0℃ | E Light | 95% | |
| Mon | 09:00 | | Fair. | -2℃ | E Light | 95% | |
| Mon | 10:00 | | Fair. | -2℃ | E Light | 95% | |
| Mon | 11:00 | | Clear spells. | -3℃ | E Light | 95% | |
| Mon | 12:00 | | Clear spells. | -3℃ | E Light | 80% | |
| Mon | 13:00 | | Light snow. | -3℃ | E Light | 100% | |
| Mon | 14:00 | | 1cm New Snow | Heavy snow showers. | -3℃ | E Light | 100% |
| Mon | 15:00 | | 1cm New Snow | Heavy snow showers. | -3℃ | E Light | 90% |
| Mon | 16:00 | | Heavy snow showers. | -3℃ | E Light | 95% | |
| Mon | 17:00 | | Clear spells. | -3℃ | E Light | 90% | |
| Mon | 18:00 | | Light snow. | -3℃ | E Light | 55% | |
| Mon | 19:00 | | Heavy snow showers. | -3℃ | E Light | 50% | |
| Mon | 20:00 | | Heavy snow showers. | -3℃ | E Light | 75% | |
| Mon | 21:00 | | Heavy snow showers. | -3℃ | E Light | 85% | |
| Mon | 22:00 | | Heavy snow showers. | -2℃ | E Light | 95% | |
| Mon | 23:00 | | Clear spells. | -2℃ | E Light | 90% | |
| Tue | 00:00 | | Light snow. | -1℃ | NE Light | 90% | |
| Tue | 01:00 | | Heavy snow showers. | -1℃ | NE Light | 90% | |
| Tue | 02:00 | | Heavy snow showers. | 0℃ | NE Light | 90% | |
| Tue | 03:00 | | Light snow. | 0℃ | NE Light | 90% | |
| Tue | 04:00 | | 1cm New Snow | Heavy snow showers. | 0℃ | NE Light | 85% |
| Tue | 05:00 |  | Heavy drizzle. | 0℃ | NE Light | 75% | |
| Tue | 06:00 |  | Drizzle. | 0℃ | NE Light | 55% | |
| Tue | 07:00 | | Drizzle. | 0℃ | NE Light | 45% | |
| Tue | 08:00 | | Light drizzle. | 0℃ | NE Light | 35% | |
| Tue | 09:00 | | Light snow. | 0℃ | NE Light | 35% | |
| Tue | 10:00 | | Clear spells. | 0℃ | NE Light | 35% | |
| Tue | 11:00 | | Light drizzle. | 0℃ | NE Light | 50% | |
| Tue | 12:00 | | Drizzle. | 0℃ | NE Light | 70% | |
| Tue | 13:00 | | Drizzle. | 0℃ | NE Light | 75% | |
| Tue | 14:00 | | Light drizzle. | 1℃ | NE Light | 90% | |
| Tue | 15:00 | | Light drizzle. | 0℃ | NE Light | 85% | |
| Tue | 16:00 | | Light drizzle. | 0℃ | NE Light | 90% | |
| Tue | 17:00 | | Drizzle. | 1℃ | NE Light | 85% | |
| Tue | 18:00 |  | Cloudy. | 1℃ | NE Light | 85% | |
| Tue | 19:00 | | Cloudy. | 2℃ | NE Light | 90% | |
| Tue | 20:00 | | Light drizzle. | 2℃ | NE Light | 95% | |
| Tue | 21:00 | | Drizzle. | 3℃ | NE Light | 95% | |
| Tue | 22:00 | | Drizzle. | 3℃ | NE Light | 95% | |
| Tue | 23:00 | | Light drizzle. | 4℃ | NE Light | 90% | |
Snow Forecast near Karuizawa
| Snow Report and Forecast | 48 Hr | Mon | Tue | Wed | Thu | Fri | Sat | Sun | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Kusatsu Onsen | 12cm | 12cm |
Karuizawa Snow
For current snow depths and skiing conditions, see our Current Snow Report for Karuizawa.
This Snow Forecast for Karuizawa, 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 Karuizawa, 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.