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Trevalli 7-Day Snow Forecast - 20th September 2026

Trevalli Snow Forecast - 7 day

ECMWF IFS
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Updated 20 September 2026 03:02 PDT

7-Day Snow Forecast for Trevalli

1-week from 20 September.

For Forecast detail, see below.

Trevalli 7-Day Snow Forecast Highlights

When will there be fresh snow in Trevalli?

Trevalli Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (6,255ft)
Next Snow?
There is no snow currently in the forecast for Trevalli.
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7-Day Snow Outlook for Trevalli

 
Snowfall

 
Snow Line

Max 70°F
Min 38°F

Snow unlikely

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Trevalli 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 69°F
Min 44°F

Valley temperatures from an overnight low of 44°F to daytime highs around 69°F

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

MixedFairLt DrizzleMixed

Clear spells first, fair then light drizzle, clear spells later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 70°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 70°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

MixedCloudCloudMixed

Clear spells, cloudy, clear spells later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 63°F
Min 38°F

Valley temperatures from an overnight low of 38°F to daytime highs around 63°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 58°F
Min 41°F

Valley temperatures from an overnight low of 41°F to daytime highs around 58°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

CloudFairMixedCloud

Cloudy first, fair then clear spells, cloudy later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 64°F
Min 39°F

Valley temperatures from an overnight low of 39°F to daytime highs around 64°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

ClearClearLt DrizzleClear

Clear sky, light drizzle, clear sky later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 62°F
Min 40°F

Valley temperatures from an overnight low of 40°F to daytime highs around 62°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

ClearClearFairCloud

Clear sky, fair, cloudy later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

Max 65°F
Min 42°F

Valley temperatures from an overnight low of 42°F to daytime highs around 65°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

FairClearClearClear

Fair early, then clear sky later.

Forecast times for Trevalli are in Rome (Europe/Rome) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Trevalli, Italy 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 Trevalli, 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.

Trevalli Snow Forecast updated at 03:02 PDT, next update expected 09:00 PDT.

Snow Reliability

Trevalli typically enjoys reliable snow conditions, with an average snow depth of 70-100 cm throughout the season. For the latest snow information, be sure to check J2Ski for updates.