Where can I see the aurora borealis tonight?

You can check our real-time auroral oval maps and KP index data to determine northern lights visibility near your location.

What KP index is needed for auroras in the U.S.?

A KP index of 6 to 8 is usually required to see auroras in the northern U.S., depending on local conditions like cloud cover and light pollution.

Yes. During a G3 storm (KP 7), the aurora can be seen as far south as Pennsylvania, Germany, or northern Japan under dark skies.

Real-time auroral oval from NOAA — updated throughout the day.

Updated automatically — shows auroral oval probability for the Northern Hemisphere.

🌏 Watching from the Southern Hemisphere?