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  • Space Weather G4 Alert 2015-06-22.png

    06/23/2015 | Geomagnetic Storming Reaches Severe Level

    Geomagnetic storming reached the G4 — severe — level at 0513 UTC on June 23.
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  • latest101812

    10/19/2012 | The K7RA Solar Update

    Sunspot activity rose this week, with the average daily sunspot numbers up more than 45 points to 97, while the average daily solar flux rose more than 24 points to 129.2.
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  • latest041411

    04/15/2011 | The K7RA Solar Update

    On Wednesday, April 13, the daily sunspot number reached a new high for Solar Cycle 24 when it hit 153. I looked back over this calendar year and saw that the previous high was 137 on March 8, 2011, 16 points lower than Wednesday. That week’s Solar Update
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