Aurora Forecast
Tonight's outlook
January 22: Activity subsides. Expect fine aurora tonight if Bz stays south. Check the cloud cover forecast for your area. Ignore the Kp-index forecast but watch the Bz value under Real Time Space Weather Data. When south for an extended period of time (~30 mins), aurora intensifies even if activity is low. If north, aurora is weak. Follow us on Instagram for latest updates. Want to support us? Check out buymeacoffee.com
Probability of aurora
Real Time Space Weather Data
When the Bz value points south, aurora is active. Faster solar wind expands the auroral oval. Higher density leads to more colourful displays.
Solar Wind Speed
Bz value
Bt (total strength)
Solar wind density
Hemispheric Power
Auroral Activity
Leirvogur Magnetic Observatory
Record of measurements at Leirvogur for the past 6 hours.
Learn more
Aurora tours
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Solar Activity
Sunspots
Solar flares
Coronal Holes
Coronal Mass Ejections
Kp-index Forecast
Short-term Kp-index forecast
The chart shows 3 day forecast of the Kp-index with hourly interval
Long-term Kp-index forecast
The chart shows the largest daily Kp-index value
