What’s the weather at Vallnord / Arcalís today? The current Vallnord / Arcalís weather is: Clear, 4 C° base and 1 C° Summit, 11 km/h wind. Scroll down to Hour by Hour for an hourly Vallnord / Arcalís weather forecast breakdown for a detailed Vallnord / Arcalís weather and snow forecast for the next seven days.