Astún Snow Report and Forecast
Snow Forecast for Astún
When will there be fresh snow?
This is the Snow Forecast for Astún, Spain for 16 days from 9 May.
Updated 09 May 2025 20:33 NZST.
| Next Snow Expected | 11 May |
|---|---|
| Next Snow Amount | 1cm |
| Next 48 Hours | 3cm |
| Next 7 Days | 3cm |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Astún.
Forecast for today in Astún
Max 10℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 10℃
Temperature at BaseTemp at Base
Fri
09
Snow unlikely
Cloudy first, clear sky then light rain showers, rain showers later.
Astún has 3cm new snow forecast in the next 48 hours.
Astún Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
Astún 7-Day Snow Forecast Overview
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| Fri 09 | Sat 10 | Sun 11 | Mon 12 | Tue 13 | Wed 14 | Thu 15 | |
|---|---|---|---|---|---|---|---|
| Wind | SE F3 | NE F2 | |||||
| 2,300m | 7℃
| 6℃
 +1cm
| 2℃
 +1cm
| 3℃
 | 6℃
 | 5℃
| 8℃
|
| SE F3 | NE F2 | ||||||
| 2,000m | 9℃
| 8℃
| 4℃
+1cm
| 5℃
| 8℃
| 7℃
| 10℃
|
| SE F3 | NE F2 | ||||||
| 1,700m | 10℃
| 10℃
| 6℃
| 7℃
| 10℃
| 9℃
 | 12℃
|
| Snow Line | 2,279m | varying 2,219m | |||||
| Max Town | 10℃ | 10℃ | 6℃ | 7℃ | 10℃ | 9℃ | 12℃ |
| Min Town | -3℃ | 3℃ | 1℃ | 0℃ | 0℃ | 4℃ | 5℃ |
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.
Astún 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 10℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 10℃
Temperature at BaseTemp at Base
Fri
09
Snow unlikely
Cloudy first, clear sky then light rain showers, rain showers later.
Max 10℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 10℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
10
up to 1cm New Snow
Cloudy, heavy rain, rain showers later.
Snow falling to 2,279m, with rain below.
Max 6℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 6℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
11
up to 1cm New Snow
Cloudy, clear spells, fair later.
Snow Line from 2,219m to 1,909m, with rain below.
Max 7℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 7℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Mon
12
Snow unlikely
Clear sky, light drizzle, clear sky later.
Max 10℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 10℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Tue
13
Snow unlikely
Fair early, then cloudy later.
Max 9℃
Min 4℃
Valley temperatures from an overnight low of 4℃ to daytime highs around 9℃
Temperature at BaseTemp at Base
Wed
14
Snow unlikely
Cloudy first, light rain showers then light rain, cloudy later.
Max 12℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 12℃
Temperature at BaseTemp at Base
Thu
15
Snow unlikely
Cloudy.
This Snow Forecast for Astún, Spain 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 Astún, 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.
Astún Snow Forecast updated at 20:33 NZST, next update expected 02:00 NZST.
Snow Forecast near Astún
Understanding and predicting Snow Conditions in Astún
Here are our tips for making the most of a trip to Astún, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Astún, 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 Astún 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 Astún 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 Astún 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.