general situation
A pocket over eastern Europe will cause an influx of Arctic air that will favour the passage of a cold front on Thursday afternoon-evening. At the weekend, the persistence of cold air at altitude will produce atmospheric instability.
today
Thursday 15 May
release: 14-05-2025 13:14 CEST

Clear or partly cloudy in the morning, then increasing cloud cover starting from the Alps with likely showers and thunderstorms. Possible evening improvement in the Alps with moderate northerly winds at higher altitudes.
average temp. at 1000 m (°C) | 11 |
average temp. at 2000 m (°C) | 6 |
prob. of widespread precipitations (%) | 90 |
thunderstorms probability (%) | 60 |
thermal zero height (m) | 2700 |
snowfall level (m) | 2000 |
mean wind speed & direction at 3000 m (m/s) | N 9 |
4 | 12 | 20 | |
---|---|---|---|
diurnal evolution |
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tomorrow
Friday 16 May
release: 15-05-2025 12:59 CEST

In the morning, generally clear skies, then variable. In the afternoon, weak rain or local showers are not excluded. At high altitudes, especially on the Julian Alps and Pre-Alps, moderate to strong north-easterly winds will blow.
average temp. at 1000 m (°C) | 5 |
average temp. at 2000 m (°C) | 0 |
prob. of widespread precipitations (%) | 30 |
thunderstorms probability (%) | 10 |
thermal zero height (m) | 2200 |
snowfall level (m) | - |
mean wind speed & direction at 3000 m (m/s) | N 13-16 |
4 | 12 | 20 | |
---|---|---|---|
diurnal evolution |
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the day after tomorrow
Saturday 17 May
release: 15-05-2025 12:59 CEST

In the morning, slightly cloudy skies, then variable to cloudy skies with possible showers and scattered thunderstorms. Breezy winds.
average temp. at 1000 m (°C) | 8 |
average temp. at 2000 m (°C) | 1 |
prob. of widespread precipitations (%) | 60 |
thunderstorms probability (%) | 80 |
thermal zero height (m) | 2100 |
snowfall level (m) | 1600 |
mean wind speed & direction at 3000 m (m/s) | N 5-10 |
4 | 12 | 20 | |
---|---|---|---|
diurnal evolution |
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trend for SundaySun
Sunday 18 May
release: 15-05-2025 12:56 CEST

Sky ranging from partly cloudy to overcast with possible scattered showers and thunderstorms, more likely in the afternoon and evening. Light winds with a breeze regime.
temp. (°C) | min | max | med | |
---|---|---|---|---|
plain | 7/10 | 19/22 | 2000 m | 2 |
coast | 11/14 | 17/20 | 1000 m | 8 |
4 | 12 | 20 | |
---|---|---|---|
diurnal evolution |
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trend for MondayMon
Monday 19 May
release: 15-05-2025 12:56 CEST

Partly to mostly cloudy skies with possible scattered showers and thunderstorms, more likely during the afternoon and evening. Light winds with a breeze regime.
temp. (°C) | min | max | med | |
---|---|---|---|---|
plain | 10/13 | 20/23 | 2000 m | 4 |
coast | 12/15 | 17/20 | 1000 m | 10 |
4 | 12 | 20 | |
---|---|---|---|
diurnal evolution |
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