Live — conditions identical across Iceland
KP Index
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Bz
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Wind Speed
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Cloud cover fetched per location. Solar wind data is global. Scores update every 2 minutes.
How the Comparison Works
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Same Space Weather
Bz, solar wind speed, Bt and particle density are global — identical for all Iceland locations at any given moment.
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Local Cloud Cover
The biggest difference between locations. Cloud data is fetched separately for each town's GPS coordinates from Open-Meteo.
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Combined Score
Our 0–100 score weights Bz (45%), wind speed (25%), Bt (15%), density (5%), and cloud cover (10%) — applied locally per location.
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Refreshes Every 2 Min
Solar wind data updates every 2 minutes. Cloud cover refreshes every 15 minutes. Scores update automatically.
Book a Northern Lights Tour
Once you know which location looks best tonight — book a guided aurora tour from Reykjavík.