Aurora Forecast App — Live Map & Free Alerts
Get instant alerts when aurora appears tonight. Track Kp index, clouds, and moon phase in real-time. 72-hour forecast shows best viewing times. Works worldwide.
Free alerts for local visibility changes, tonight and through the next 72 hours.
Best chance in Brazil tonight: Pelotas
AuroraMe watches Kp, clouds and darkness windows so you know when to go outside.
Aurora Destinations in Brazil
Pelotas
Southernmost major city with best aurora australis potential in Brazil
Current Status
Temporarily Unavailable
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Porto Alegre
Southern city with occasional aurora australis during extreme storms
Current Status
Temporarily Unavailable
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Florianópolis
Southern island city with occasional southern lights
Current Status
Temporarily Unavailable
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Rio de Janeiro
Coastal city with minimal aurora australis potential
Current Status
Temporarily Unavailable
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Curitiba
Southern city with rare aurora australis sightings
Current Status
Temporarily Unavailable
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São Paulo
Largest city with very rare southern lights visibility
Current Status
Temporarily Unavailable
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Belo Horizonte
Southeastern city with no aurora potential
Current Status
Temporarily Unavailable
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Brasília
Capital city with no aurora visibility
Current Status
Temporarily Unavailable
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Salvador
Northeastern coastal city with no southern lights
Current Status
Temporarily Unavailable
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Recife
Northeastern city with no aurora visibility
Current Status
Temporarily Unavailable
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Aurora Viewing Guide for Brazil
Geographic Advantages
- Average magnetic latitude: 20.6°
- Total coverage: 10 prime viewing locations
- Population centers: 0 total residents
- Light pollution: 0 low-pollution sites
Best Viewing Season
- Peak months: March through September
- Optimal Kp threshold: 9.0+ geomagnetic activity
- Dark sky window: 6-8 months
- Weather considerations: Check cloud forecasts before travel
How to Use Our App
- Real-time visibility forecasts for each city
- Push notifications for aurora activity
- Cloud coverage and moon phase data
- Extended 72-hour forecasts (Premium)
Learn More About the Aurora Australis
Use the aurora borealis forecast, check northern lights tonight, or open the live aurora map and Kp tracker.
Brazil Aurora FAQ
When is the best time to see aurora australis in Brazil?
In Brazil the best viewing season runs March through September, with the strongest displays around the September equinox. Plan your trip during a new moon and check the live cloud forecast — clear skies matter as much as Kp activity.
Where in Brazil can I see aurora australis?
Brazil has 10 tracked aurora locations. Top picks by current activity and magnetic latitude: Pelotas, Porto Alegre and Florianópolis. Drive 15–30 km away from city light pollution for the clearest sky.
What Kp index do I need to see aurora in Brazil?
Brazil's best location reaches visibility from Kp 9.0+ (average magnetic latitude 20.6°). Every tracked location in Brazil needs the same Kp 9.0+ — there is no easier corner of the country.
How many nights should I plan for an aurora trip to Brazil?
No length of stay makes Brazil reliable — even its best location needs Kp 9.0+, which only rare strong storms deliver. Set alerts and treat a sighting as luck, or travel to a higher-latitude country if aurora is the point of the trip.
Can I see aurora australis from major cities in Brazil?
Only during rare strong storms — Brazil needs Kp 9.0+ before aurora reaches its horizon at all, and city light pollution cuts what little is left. Use the locations above for forecasts and drive to a dark-sky spot when activity is strong. Set free alerts in the app to be notified when aurora is forecast for your nearest city.