StrikeCast

Colorado lightning map

The Front Range and high country fire off frequent afternoon thunderstorms in summer as daytime heating builds over the terrain.

Cities in Colorado

Track lightning anywhere in Colorado.

Get live distance, storm trend, and free alerts for your exact location.

Frequently asked

How many thunderstorm days does Colorado get?

Colorado averages about 45 thunderstorm days a year, versus a US average near 25. Activity peaks May–August.

When is thunderstorm season in Colorado?

Lightning is most frequent May–August in Colorado.