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Astún Snow Forecast - 48 hour - 20th September 2026

Astún 48-Hour Snow Forecast

ECMWF IFS
GFS

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Updated 20 September 2026 02:47 PDT

2-Day Forecast for Astún

48-hours from 20 September.

See below for forecast detail

Astún Snow Forecast updated at 02:47 PDT, next update expected imminently.

Forecast for today in Astún

Max 73°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 73°F

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Astún are in Madrid (Europe/Madrid) time zone.

Forecast for tomorrow in Astún

Max 78°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 78°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

CloudFairFairClear

Cloudy, fair, clear sky later.

Forecast times for Astún are in Madrid (Europe/Madrid) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Astún from OpenMeteo(ECMWF IFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Sun02:00Clear

Clear sky.53°FSW
Light
0%
Sun03:00Clear

Clear sky.53°FSW
Calm
0%
Sun04:00Clear

Clear sky.53°FSW
Calm
0%
Sun05:00Clear

Clear sky.53°FSW
Calm
0%
Sun06:00Clear

Clear sky.52°FSW
Calm
0%
Sun07:00Clear

Clear sky.52°FSW
Light
0%
Sun08:00Clear

Clear sky.51°FSW
Light
0%
Sun09:00Clear

Clear sky.55°FSW
Light
0%
Sun10:00Clear

Clear sky.60°FSW
Light
0%
Sun11:00Clear

Clear sky.64°FSW
Light
0%
Sun12:00Clear

Clear sky.67°FSW
Light
0%
Sun13:00Clear

Clear sky.69°FSW
Light
0%
Sun14:00Clear

Clear sky.70°FSW
Light
0%
Sun15:00Clear

Clear sky.72°FSW
Light
0%
Sun16:00Clear

Clear sky.73°FSW
Light
0%
Sun17:00Clear

Clear sky.72°FSW
Light
0%
Sun18:00Clear

Clear sky.71°FSW
Light
0%
Sun19:00Clear

Clear sky.69°FSW
Light
0%
Sun20:00Clear

Clear sky.63°FSW
Light
0%
Sun21:00Clear

Clear sky.60°FSW
Light
0%
Sun22:00Clear

Clear sky.56°FSW
Light
0%
Sun23:00Clear

Clear sky.54°FSW
Light
0%
Mon00:00Clear

Clear sky.52°FSE
Light
0%
Mon01:00Clear

Clear sky.51°FSE
Light
0%
Mon02:00Fair

Fair.51°FSE
Light
0%
Mon03:00Mixed

Clear spells.51°FSE
Light
0%
Mon04:00Fair

Fair.52°FSE
Light
0%
Mon05:00Mixed

Clear spells.54°FSE
Calm
0%
Mon06:00Cloud

Cloudy.55°FSE
Calm
0%
Mon07:00Cloud

Cloudy.56°FSE
Calm
0%
Mon08:00Cloud

Cloudy.56°FSE
Calm
0%
Mon09:00Fair

Fair.59°FSE
Calm
0%
Mon10:00Clear

Clear sky.65°FSE
Calm
0%
Mon11:00Fair

Fair.69°FSE
Light
0%
Mon12:00Fair

Fair.71°FSE
Light
0%
Mon13:00Clear

Clear sky.74°FSE
Light
0%
Mon14:00Fair

Fair.75°FSE
Light
0%
Mon15:00Clear

Clear sky.77°FSE
Light
0%
Mon16:00Mixed

Clear spells.78°FSE
Light
0%
Mon17:00Fair

Fair.77°FSE
Light
0%
Mon18:00Clear

Clear sky.76°FSE
Light
0%
Mon19:00Clear

Clear sky.72°FSE
Light
0%
Mon20:00Clear

Clear sky.64°FSE
Light
0%
Mon21:00Clear

Clear sky.60°FSE
Light
0%
Mon22:00Clear

Clear sky.57°FSE
Breeze
0%
Mon23:00Clear

Clear sky.55°FSE
Light
0%
Tue00:00Clear

Clear sky.54°FSE
Light
0%
Tue01:00Clear

Clear sky.53°FSE
Light
0%

Snow Forecast near Astún

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Astún are not available.

Astún Snow

For current snow depths and skiing conditions, see our Current Snow Report for Astún.

No significant snowfall is forecast for this period.

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 trail 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.

Snow Reliability

Astún typically enjoys good snow reliability, with an average snow depth of around 80 cm during peak season. For the latest snow conditions, be sure to check updates on J2Ski.