Aletsch Snow Report and Forecast
Snow Forecast for Aletsch
When will there be fresh snow?
This is the Snow Forecast for Aletsch, Switzerland for 16 days from 23 April.
Updated 22 April 2025 19:34 PDT.
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Aletsch. | |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Aletsch.
Forecast for today in Aletsch
Max 62°F
Min 44°F
Valley temperatures from an overnight low of 44°F to daytime highs around 62°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
23
New Snow
Cloudy first, clear spells then rain showers, cloudy later.
Snow Line from 7,182ft to 7,051ft, with rain below.
Aletsch has - new snow forecast in the next 48 hours.
Aletsch Snow Report
| Upper Snow Depths | 13in |
|---|---|
| Lower Snow Depths | 6in |
| Snow Conditions | Not Known |
| Last Snow | 18 April |
| Snow in last 24Hrs | +15in |
| Pistes Open | (41%) |
| Lifts Open | 24 Lifts |
Aletsch 7-Day Snow Forecast Overview
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| Wed 23 | Thu 24 | Fri 25 | Sat 26 | Sun 27 | Mon 28 | Tue 29 | |
|---|---|---|---|---|---|---|---|
| Wind | NW F2 | SW F2 | |||||
| 9,514ft | 41°F
| 34°F
| 30°F
| 36°F
 | 31°F
 +1in
| 27°F
| 34°F
 |
| 6,480ft | 47°F
| 42°F
| 40°F
| 47°F
| 43°F
| 46°F
| 56°F
|
| 3,445ft | 62°F
| 55°F
| 51°F
| 59°F
| 55°F
| 56°F
| 58°F
|
| Snow Line | varying 7,182ft | varying 7,575ft | |||||
| Max Town | 62°F | 55°F | 51°F | 59°F | 55°F | 56°F | 58°F |
| Min Town | 44°F | 40°F | 38°F | 38°F | 44°F | 46°F | 44°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.
Aletsch 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 62°F
Min 44°F
Valley temperatures from an overnight low of 44°F to daytime highs around 62°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
23
New Snow
Cloudy first, clear spells then rain showers, cloudy later.
Snow Line from 7,182ft to 7,051ft, with rain below.
Max 55°F
Min 40°F
Valley temperatures from an overnight low of 40°F to daytime highs around 55°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Thu
24
Snow unlikely
Cloudy early, then fair later.
Max 51°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 51°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Fri
25
Snow unlikely
Clear spells early, then clear sky later.
Max 59°F
Min 38°F
Valley temperatures from an overnight low of 38°F to daytime highs around 59°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sat
26
Snow unlikely
Clear sky, fair, cloudy later.
Max 55°F
Min 44°F
Valley temperatures from an overnight low of 44°F to daytime highs around 55°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
27
up to 1in New Snow
Rain showers, cloudy, rain showers later.
Snow Line from 7,575ft to 6,985ft, with rain below.
Max 56°F
Min 46°F
Valley temperatures from an overnight low of 46°F to daytime highs around 56°F
Temperature at BaseTemp at Base
Mon
28
Snow unlikely
Clear spells first, fair then cloudy, fair later.
Max 58°F
Min 44°F
Valley temperatures from an overnight low of 44°F to daytime highs around 58°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Tue
29
Snow unlikely
Fair first, clear sky then clear spells, fair later.
This Snow Forecast for Aletsch, 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 Aletsch, 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.
Aletsch Snow Forecast updated at 19:34 PDT, next update expected imminently.
Snow Forecast near Aletsch
| Snow Report and Forecast | 48 Hr | Wed | Thu | Fri | Sat | Sun | Mon | Tue | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Interlaken | 3in | 9in | |||||||
| Grindelwald | 4in | 7in | |||||||
| Bettmeralp | 2in | 5in | |||||||
| Riederalp | 1in | 5in | |||||||
| Saas-Fee | 1in | 3in | |||||||
| Fiescheralp | 2in | 2in | |||||||
| Wengen | 2in | 2in | |||||||
| San Domenico | 1in | 3in |
Understanding and predicting Snow Conditions in Aletsch
Here are our tips for making the most of a trip to Aletsch, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Aletsch, 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 Aletsch 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 Aletsch 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 Aletsch 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.