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 17 April.
Updated 17 April 2025 17:38 BST.
| Next Snow Expected | 17 April |
|---|---|
| Next Snow Amount | 19cm 8in |
| Next 48 Hours | 72cm 28in |
| Next 7 Days | 104cm 41in |
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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 8℃ 46°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 8℃ 46°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
17
up to 68cm up to 27in New Snow
Rain, light rain, light snow at altitude later.
Snow Line from 1,959m 6,427ft to 1,109m 3,638ft , with rain below.
Powder Alert!
Updated 17 April 2025 23:38 BST
Powder Possible :- 20cm 8in of Fresh Snow is forecast for Aletsch over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail.
Aletsch is reporting "hard / spring snow".
Aletsch Snow Report
| Upper Snow Depths | 42cm 17in |
|---|---|
| Lower Snow Depths | 30cm 12in |
| Snow Conditions | hard spring snow |
| Last Snow | 17 April |
| Snow in last 24Hrs | +30cm +12in |
| Pistes Open | (4%) |
| Lifts Open | 16 Lifts |
Aletsch 7-Day Snow Forecast Overview
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| Thu 17 | Fri 18 | Sat 19 | Sun 20 | Mon 21 | Tue 22 | Wed 23 | |
|---|---|---|---|---|---|---|---|
| Wind | SE F2 | SE F3 | SE F2 | SE F2 | |||
| 2,900m 9,514ft | -6℃ 22°F
 +68cm +27in
| -1℃ 31°F
 +2cm +1in
| 1℃ 35°F
 +2cm +1in
| -3℃ 27°F
 +14cm +5in
| -3℃ 27°F
 | 0℃ 31°F
| -2℃ 29°F
+3cm +1in
|
| SE F2 | SE F3 | ||||||
| 1,975m 6,480ft | 2℃ 36°F
+19cm +8in
| 4℃ 39°F
+1cm
| 6℃ 42°F
| 4℃ 39°F
 | 4℃ 39°F
| 8℃ 47°F
| 8℃ 45°F
+2cm +1in
|
| 1,050m 3,445ft | 8℃ 46°F
| 11℃ 51°F
| 13℃ 56°F
| 9℃ 49°F
| 10℃ 50°F
| 12℃ 54°F
| 10℃ 50°F
|
| Snow Line | varying 1,959m 6,427ft | varying 1,169m 3,835ft | varying 2,179m 7,149ft | varying 2,089m 6,854ft | varying 2,099m 6,886ft | ||
| Max Town | 8℃ 46°F | 11℃ 51°F | 13℃ 56°F | 9℃ 49°F | 10℃ 50°F | 12℃ 54°F | 10℃ 50°F |
| Min Town | 0℃ 32°F | 2℃ 35°F | 6℃ 42°F | 5℃ 41°F | 4℃ 40°F | 3℃ 38°F | 6℃ 43°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 8℃ 46°F
Min 0℃ 32°F
Valley temperatures from an overnight low of 0℃ 32°F to daytime highs around 8℃ 46°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
17
up to 68cm up to 27in New Snow
Rain, light rain, light snow at altitude later.
Snow Line from 1,959m 6,427ft to 1,109m 3,638ft , with rain below.
Max 11℃ 51°F
Min 2℃ 35°F
Valley temperatures from an overnight low of 2℃ 35°F to daytime highs around 11℃ 51°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
18
up to 2cm up to 1in New Snow
Light snow at altitude first, rain showers then fair, clear sky later.
Snow Line from 1,169m 3,835ft to 1,159m 3,802ft , with rain below.
Max 13℃ 56°F
Min 6℃ 42°F
Valley temperatures from an overnight low of 6℃ 42°F to daytime highs around 13℃ 56°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
19
up to 2cm up to 1in New Snow
Fair first, clear spells then cloudy, light rain later.
Snow Line from 2,179m 7,149ft to 2,049m 6,722ft , with rain below.
Max 9℃ 49°F
Min 5℃ 41°F
Valley temperatures from an overnight low of 5℃ 41°F to daytime highs around 9℃ 49°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
20
up to 14cm up to 5in New Snow
Light rain early, then clear spells later.
Snow Line from 2,089m 6,854ft to 1,999m 6,558ft , with rain below.
Max 10℃ 50°F
Min 4℃ 40°F
Valley temperatures from an overnight low of 4℃ 40°F to daytime highs around 10℃ 50°F
Temperature at BaseTemp at Base
Mon
21
Snow unlikely
Cloudy.
Max 12℃ 54°F
Min 3℃ 38°F
Valley temperatures from an overnight low of 3℃ 38°F to daytime highs around 12℃ 54°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Tue
22
Snow unlikely
Clear spells, cloudy, clear spells later.
Max 10℃ 50°F
Min 6℃ 43°F
Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 10℃ 50°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
23
up to 3cm up to 1in New Snow
Fair, clear spells, light rain later.
Snow Line from 2,099m 6,886ft to 1,939m 6,362ft , with rain below.
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 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.
Aletsch Snow Forecast updated at 17:38 BST, next update expected imminently.
Snow Forecast near Aletsch
| Snow Report and Forecast | 48 Hr | Thu | Fri | Sat | Sun | Mon | Tue | Wed | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Saas-Fee | 57cm 23in | 90cm 36in | |||||||
| San Domenico | 49cm 19in | 86cm 34in | |||||||
| Interlaken | 24cm 9in | 72cm 28in | |||||||
| Bettmeralp | 37cm 15in | 65cm 25in | |||||||
| Riederalp | 33cm 13in | 63cm 25in | |||||||
| Grindelwald | 27cm 11in | 62cm 25in | |||||||
| Wengen | 25cm 10in | 57cm 22in | |||||||
| Fiescheralp | 41cm 16in | 54cm 21in |
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.