Today in Sierre, the atmosphere will remain unstable.
Very cloudy with risk of thunderstorms in the morning, skies clearing but storms likely in the afternoon. Showers all day. Light winds.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Temperatures will vary between 14 and 21°C.
Tonight, clear periods developing.
Possibility of showers in the middle of the night. Light winds.