Northern lights in São Caetano do Sul tonight
Brazil · latitude -23.6°
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Seeing the aurora from São Caetano do Sul
Honestly, São Caetano do Sul is a long way from the auroral oval, so the lights only reach here during strong storms (about Kp 9+), a handful of times a year. Keep an eye on the live forecast above — but for a trip you can actually plan around, head to one of the destinations below, which sit right under the oval.
Where the aurora is a sure thing
If you want to plan a trip rather than gamble on a storm, these sit under the auroral oval:
All best places to see the northern lights →FAQ — northern lights in São Caetano do Sul
Can you see the northern lights in São Caetano do Sul?
São Caetano do Sul only sees the aurora during strong geomagnetic storms — roughly Kp 9+, which happens a few times a year. For a reliable sighting, head to a destination under the auroral oval.
What Kp do you need to see the aurora in São Caetano do Sul?
Roughly Kp 9 or higher for the lights to reach São Caetano do Sul's latitude and appear low on the southern horizon.
When is the best time to see the northern lights in São Caetano do Sul?
On a dark, clear night around local midnight, away from city lights, ideally near a new Moon. Tonight the sky is properly dark from about 18:55.
Aurora chance is an estimate from the live NOAA Kp forecast and your latitude; the true viewline follows geomagnetic latitude and North America sees the lights a little further south. Always check a live forecast and local cloud cover before heading out.