St-Luc Snow Report and Forecast
Snow Forecast for St-Luc
When will there be fresh snow?
This is the Snow Forecast for St-Luc, Switzerland for 15 days from 18 May.
Updated 17 May 2025 13:30 PDT.
| Next Snow Expected | 21 May |
|---|---|
| Next Snow Amount | 2in |
| Next 48 Hours | - |
| Next 7 Days | 8in |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for St-Luc.
Forecast for today in St-Luc
Max 56°F
Min 39°F
Valley temperatures from an overnight low of 39°F to daytime highs around 56°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sun
18
Snow unlikely
Clear spells, clear sky, fair later.
St-Luc has very light new snow forecast in the next 48 hours.
St-Luc Snow Report
| Upper Snow Depths | 31in |
|---|---|
| Snow Conditions | Not Known |
| Planned Opening | |
| Friday 19th December 2025 | |
| Planned Closing | |
| Sunday 12th April 2026 | |
St-Luc 7-Day Snow Forecast Overview
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| Sun 18 | Mon 19 | Tue 20 | Wed 21 | Thu 22 | Fri 23 | Sat 24 | |
|---|---|---|---|---|---|---|---|
| Wind | NW F2 | NW F2 | NW F2 | ||||
| 9,843ft | 36°F
| 41°F
 | 39°F
 | 32°F
 +3in
| 27°F
 +4in
| 30°F
 | 32°F
|
| NW F2 | |||||||
| 7,628ft | 44°F
| 49°F
| 47°F
| 40°F
 +2in
| 35°F
+4in
| 38°F
| 40°F
|
| SW F2 | |||||||
| 5,413ft | 56°F
| 61°F
| 56°F
 | 48°F
| 42°F
| 50°F
| 50°F
 |
| Snow Line | varying 8,625ft | varying 8,461ft | varying 6,591ft | 5,837ft | varying 8,264ft | ||
| Max Town | 56°F | 61°F | 56°F | 48°F | 42°F | 50°F | 50°F |
| Min Town | 39°F | 45°F | 45°F | 36°F | 35°F | 34°F | 35°F |
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.
St-Luc 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 56°F
Min 39°F
Valley temperatures from an overnight low of 39°F to daytime highs around 56°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sun
18
Snow unlikely
Clear spells, clear sky, fair later.
Max 61°F
Min 45°F
Valley temperatures from an overnight low of 45°F to daytime highs around 61°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Mon
19
Snow unlikely
Clear sky early, then cloudy later.
Max 56°F
Min 45°F
Valley temperatures from an overnight low of 45°F to daytime highs around 56°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
20
New Snow
Cloudy, rain showers, cloudy later.
Snow Line from 8,625ft to 8,494ft, with rain below.
Max 48°F
Min 36°F
Valley temperatures from an overnight low of 36°F to daytime highs around 48°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
21
up to 3in New Snow
Light rain first, cloudy then light rain, light snow at altitude later.
Snow Line from 8,461ft to 5,607ft, with rain below.
Max 42°F
Min 35°F
Valley temperatures from an overnight low of 35°F to daytime highs around 42°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
22
up to 4in New Snow
Light snow first, light snow at altitude then light rain, cloudy later.
Snow Line from 6,591ft to resort level.
Max 50°F
Min 34°F
Valley temperatures from an overnight low of 34°F to daytime highs around 50°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
23
Snow unlikely
Cloudy early, then clear spells later.
Max 50°F
Min 35°F
Valley temperatures from an overnight low of 35°F to daytime highs around 50°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
24
Snow unlikely
Cloudy early, then light rain later.
This Snow Forecast for St-Luc, Switzerland 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 St-Luc, 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.
St-Luc Snow Forecast updated at 13:30 PDT, next update expected imminently.
Snow Forecast near St-Luc
Understanding and predicting Snow Conditions in St-Luc
Here are our tips for making the most of a trip to St-Luc, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in St-Luc, 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 St-Luc 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 St-Luc 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 St-Luc 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.