|coordinates||46° 27.9' N 7° 59.6' E|
|3 hourly||3 hourly||3 hourly||3 hourly||3 hourly||3 hourly|
|Temperature||1 °C||-1 °C||5 °C||8 °C||9 °C||7 °C|
|0 °C||-2 °C||-1 °C||-2 °C||-3 °C||1 °C|
|Sunshine||8.5 h||7.7 h||5.3 h||9.7 h||9.1 h||6.1 h|
|55 %||50 %||35 %||65 %||60 %||40 %|
|precipitation||2 - 5 mm||0 - 1 mm||<1 mm||0 mm||0 mm||1 mm|
|85 %||20 %||10 %||0 %||0 %||40 %|
|Wind||30 km/h||20 km/h||15 km/h||10 km/h||10 km/h||5 km/h|
|Gusts||70 km/h||60 km/h||35 km/h||25 km/h||20 km/h||25 km/h|
|Freezing level||4100 m||4200 m||4600 m||4700 m||4500 m||4800 m|
Saturday, sunny weather despite the passage of high altitude sails. Development of cumulus clouds and a few showers or isolated storms on the mountains in the afternoon. In the second part of the night, stormy risk can also affect the Chablais and more rarely the other regions. Very hot temperatures during the day.
Temperatures forecast in the Rhône plain: lows 15 to 18°, highs 30 to 32°. In stations around 1500m: lows 11 to 13°, highs 23 to 24°. On the peaks: 11/21° to 2000m, 6/10° to 3000m.
Light to moderate breezes in the valleys and in the middle mountains, moderate southwest in the high mountains and gusts in case of storms.
(©MeteoNews, July 20, 7.00 am)author: Frédéric Glassey; Saturday, 20. July 2019, 9 Uhr
Sunday, residual clouds with a risk of showers at the beginning of the day then passage to a fairly sunny weather with some cloudy developments, mainly in the mountains (low risk of showers under the largest cumulus clouds). Hot and summer temperatures, maximum temperatures exceeding 30 degrees in the plain.
Monday and Tuesday, sunny conditions with some high altitude sails and the development of small harmless cumulus clouds in the mountains. Very hot temperatures during the day with maximum temperatures of 33 to 35 degrees in the plain.
Wednesday and Thursday, possible heat wave episode with maximums of 34 to 37 degrees in the plain and even more than 30 degrees around 1200m altitude. Leaden sunshine and often cloudless sky.
Friday, weather remaining sunny and very hot with often more than 35 degrees in the plain at most. Some thunderstorms may break out at the end of the day and in the evening.
Possible rainstorm degradation for the weekend, still to be confirmed.author: Frédéric Glassey; Saturday, 20. July 2019, 9 Uhr
valid in Aletschhorn on 20. July 2019