ARRL

Search for Amateur Radio News

  • Solar flare

    04/02/2015 | The K7RA Solar Update

    Quiet to unsettled conditions ahead.
    Learn More

  • Solar Disk

    02/27/2015 | The K7RA Solar Update

    Relatively quiet conditions ahead
    Learn More

  • Solar Flare

    01/23/2015 | The K7RA Solar Update

    Unsettled conditions in the forecast
    Learn More

  • latest052413.jpg

    05/24/2013 | The K7RA Solar Update

    Solar activity remains quiet, but on May 16 the daily sunspot number reached 212. I had to keep searching further and further back in the records to find a higher sunspot number. One year, six months and one week earlier -- November 9, 2011 -- the sunspot
    Learn More

  • latest042613.jpg

    04/26/2013 | The K7RA Solar Update

    Solar activity was quiet this week: The average daily sunspot number declined nearly 23 points to 90.6, while the average daily solar flux values were down nearly 13 points to 109.1.
    Learn More