-
07/15/2016 | The K7RA Solar Update
Tad Cook, K7RA, Seattle, reports: As this solar cycle declines, we will occasionally see periods such as this past week, when activity perks up, and it seems that happy days are here again.
Learn More -
06/10/2016 | The K7RA Solar Update
A nearly spotless Sun brings relatively quiet conditions
Learn More -
08/01/2014 | The K7RA Solar Update
The K7RA Solar Update from Tad Cook, K7RA, in Seattle, Washington.
Learn More -
01/03/2014 | The K7RA Solar Update
Quiet to slightly disturbed conditions in the forecast
Learn More -
11/01/2013 | The K7RA Solar Update
It has been a lively couple of weeks!
Learn More -
08/16/2013 | The K7RA Solar Update
Mostly quiet geomagnetic conditions
Learn More -
10/05/2012 | The K7RA Solar Update
A coronal mass ejection (CME) hit the Earth on September 30, triggering a jump in geomagnetic indices. The planetary A index on October 1 was 31, and the K index jumped to 7, making aurora visible across the northern tier of the United States.
Learn More -
03/06/2012 | Active Sunspot Region 1429 Produces Solar Flares, Coronal Mass Ejections
An X-1.1 class solar flare erupted from the Sun on Sunday, March 4 at 11:13 PM EST (0413 UTC March 5), sending an explosion of plasma and charged particles -- a coronal mass ejection (CME) -- hurtling through space. Forecasters at NOAA’s Space Weather Pre
Learn More
Search for Amateur Radio News
