Las Leñas Snow Report and Forecast
Snow Forecast for Las Leñas
When will there be fresh snow?
This is the Snow Forecast for Las Leñas, Argentina for 16 days from 18 May.
Updated 19 May 2025 04:37 NZST.
| Next Snow Expected | 18 May |
|---|---|
| Next Snow Amount | 2cm |
| Next 48 Hours | 28cm |
| Next 7 Days | 37cm |
| Free Snow Reports by e-Mail | Sign Up for Powder Alerts |
For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Las Leñas.
Forecast for today in Las Leñas
Max 4℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 4℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
18
up to 3cm New Snow
Clear spells early, then cloudy later.
Snow Line from 2,409m to 2,309m, with rain below.
Powder Alert!
Updated 19 May 2025 06:38 NZST
Powder Possible :- 19cm of Fresh Snow is forecast for Las Leñas over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail.
Las Leñas Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
Las Leñas 7-Day Snow Forecast Overview
Get this snow forecast by e-mail Join J2Ski's Snow Mail Here
NEW FOR 24/25 - Improved Forecasts for Las Leñas - high-resolution weather models, updated more often - Subscribe
| Sun 18 | Mon 19 | Tue 20 | Wed 21 | Thu 22 | Fri 23 | Sat 24 | |
|---|---|---|---|---|---|---|---|
| Wind | NW F4 | NW F3 | NW F4 | NW F4 | NW F3 | NW F3 | NW F4 |
| 3,430m | -1℃
 +3cm
| -1℃
 +22cm
| 1℃
 +3cm
| 0℃
+9cm
| 4℃
 | 3℃
| 0℃
|
| W F4 | W F3 | NW F4 | NW F3 | NW F2 | NW F3 | NW F3 | |
| 2,843m | 2℃
+2cm
| 2℃
+15cm
| 4℃
+1cm
| 3℃
 +4cm
| 7℃
| 7℃
| 3℃
|
| NW F3 | NW F2 | NW F2 | |||||
| 2,256m | 4℃
| 5℃
 +6cm
| 8℃
| 6℃
 | 8℃
| 10℃
| 5℃
|
| Snow Line | varying 2,409m | 2,256m | varying 2,769m | varying 2,879m | |||
| Max Town | 4℃ | 5℃ | 8℃ | 6℃ | 8℃ | 10℃ | 5℃ |
| Min Town | 2℃ | 0℃ | 1℃ | 3℃ | -9℃ | -5℃ | -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.
Las Leñas 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 4℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 4℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
18
up to 3cm New Snow
Clear spells early, then cloudy later.
Snow Line from 2,409m to 2,309m, with rain below.
Max 5℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 5℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
19
6cm to 22cm New Snow
Snow early, then clear sky later.
Snow falling to resort level.
Max 8℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 8℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
20
up to 3cm New Snow
Fair, cloudy, light rain later.
Snow Line from 2,769m to 2,599m, with rain below.
Max 6℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 6℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
21
up to 9cm New Snow
Rain first, light rain showers then clear spells, clear sky later.
Snow Line from 2,879m to 2,599m, with rain below.
Max 8℃
Min -9℃
Freeze-thaw conditions, with valley temperatures cooling to -9℃ and rising to 8℃
Temperature at BaseTemp at Base
Thu
22
Snow unlikely
Clear sky early, then cloudy later.
Max 10℃
Min -5℃
Freeze-thaw conditions, with valley temperatures cooling to -5℃ and rising to 10℃
Temperature at BaseTemp at Base
Fri
23
Snow unlikely
Cloudy early, then fair later.
Max 5℃
Min -3℃
Freeze-thaw conditions, with valley temperatures cooling to -3℃ and rising to 5℃
Temperature at BaseTemp at Base
Sat
24
Snow unlikely
Clear sky early, then cloudy later.
This Snow Forecast for Las Leñas, Argentina 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 Las Leñas, 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.
Las Leñas Snow Forecast updated at 04:37 NZST, next update expected imminently.
Understanding and predicting Snow Conditions in Las Leñas
Here are our tips for making the most of a trip to Las Leñas, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Las Leñas, 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 Las Leñas 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 Las Leñas 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 Las Leñas 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.