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La Mongie Snow Forecast - 18th May 2026

La Mongie Snow Report and Forecast

ECMWF IFS
GFS

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Updated 19 May 2026 00:45 NZST

Snow Forecast for La Mongie

Snow and Weather from 18 May.

For Forecast detail, see below.

La Mongie Snow Forecast Highlights

When will there be fresh snow in La Mongie?

La Mongie Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (2,150m)
Next Snow?
There is no snow currently in the forecast for La Mongie.
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Forecast for today in La Mongie

Max 7℃
Min 1℃

Valley temperatures from an overnight low of 1℃ to daytime highs around 7℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
18

Snow unlikely

CloudCloudShwrsCloud

Cloudy, rain showers, cloudy later.

Forecast times for La Mongie are in Paris (Europe/Paris) time zone.

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La Mongie 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for La Mongie from OpenMeteo(ECMWF IFS)
Mon
18
Tue
19
Wed
20
Thu
21
Fri
22
Sat
23
Sun
24
Wind
2,500m
2℃
Cloud
9℃
Fair
12℃
Clear
15℃
Clear
15℃
Lt Drizzle
13℃
Drizzle
6℃
Lt Drizzle
2,150m
5℃
Cloud
11℃
Fair
15℃
Clear
17℃
Clear
17℃
Lt Drizzle
15℃
Drizzle
8℃
Lt Drizzle
1,800m
7℃
Snow
13℃
Lt Drizzle
14℃
Lt Drizzle
19℃
Clear
20℃
Clear
16℃
Drizzle
8℃
Lt Drizzle
Snow Line

1,908m

Max Town7℃13℃14℃19℃20℃16℃8℃
Min Town1℃3℃5℃8℃11℃7℃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.

Snow Forecast near La Mongie

Snow Forecasts for Ski Resorts near La Mongie
Ski Area 48 Hr 7 DayMoTuWeThFrSaSu
Pyrenees 2 Vallées1cm 3cm
Tourmalet3cm 3cm
Luchon - Superbagnères2cm 2cm
Barèges1cm 1cm
Cauterets1cm 1cm
Peyragudes1cm 1cm

Snow Reliability

La Mongie typically enjoys good snow reliability, with average snow depths of 100-200 cm during peak season. For current conditions, including snowfall and snowmelt updates, check J2Ski for the latest information.

Understanding and predicting Snow Conditions in La Mongie

Here are our tips for making the most of a trip to La Mongie, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in La Mongie, 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 La Mongie 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 La Mongie 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 La Mongie 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.