Historical Space Weather Archive

Explore archived solar and geomagnetic data from NOAA, NASA, and the OMNI database.

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Kp Index
Dst Index
Solar Wind Speed
Solar Wind Density
IMF Bz Component
IMF Bt (Total Field)
X-Ray Flux (from Flare Data)
Solar Flare Frequency
Solar Flare List
Time (UTC) ▼ Class ▼ Peak ▼ End ▼ Source ▼ Region ▼
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Coronal Mass Ejection Events
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Solar Energetic Particle Events
Event Time ▼ Instruments ▼ Linked Flare ▼
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Solar Imagery Archive