Northern Lights Alert: Aurora app icon

iPhone app

Northern Lights Alert: Aurora

That moment the sky turns green above you. Know when to step outside.

You should be out there when it happens, not reading about it the next morning. The app looks at the aurora, the clouds and the darkness where you are, and tells you in one simple number whether tonight is worth putting your boots on.

Try it in the browser
Coming soon to the App Store

Aurora Alert on your home screen. Nordlysvarsel in Norwegian.

Les på norsk
Tonight: chance of northern lights where you are

Stop guessing. Start looking up.

No charts to decode. Just the answer you actually need tonight.

One number for tonight

A clear chance from 0 to 100, with the best time to go out. You know in a second if it is a sofa night or a big one.

A nudge when it matters

Pick how high the chance should be, and get a quiet alert when the sky is likely to light up. No more checking the window every ten minutes.

Where to look, and when

The aurora map, hour by hour clouds and darkness, and small tips for getting the most out of it once you are outside.

A look inside

Free, no account, no ads. In English and Norwegian.

Tonight: chance of northern lights where you areAlerts when the chance is highThe aurora oval over the NordicsHour by hour clouds, darkness and moonTips for seeing the aurora tonight

Made for dark Nordic nights

Built in Norway for the long aurora season. It works in Tromsø, Lofoten, Senja and the rest of Norway, and just as well in Abisko, Rovaniemi, Reykjavik or wherever you stand. Share your location or pick a place, and the forecast follows you.

Help and privacy

Questions or ideas? We read every email.

Forecasts from MET Norway (CC BY 4.0) and NOAA SWPC.