Storm risk

How much energy the air has for showers and thunderstorms.

Storm risk shows how much energy the air holds for deep, towering clouds, from which showers and thunderstorms grow.

How to read it

Low values are normal on a soaring day. As the value rises, cumulus can grow into showers and thunderstorms, and the day can overdevelop: the sky fills in, the thermals die and the weather turns dangerous. Watch it together with rain and cu cover.