What’s the weather at Karlov – Ski Aréna Karlov today? The current Karlov – Ski Aréna Karlov weather is: Mostly Sunny, 11 C° base and 10 C° Summit, 12 km/h wind. Scroll down to Hour by Hour for an hourly Karlov – Ski Aréna Karlov weather forecast breakdown for a detailed Karlov – Ski Aréna Karlov weather and snow forecast for the next seven days.