Solar activity increased this week. Average daily sunspot numbers increased from 50.1 last week (April 2-8) to 65.6 in the recent (April 9-15) period. Average daily solar flux rose from 118.4 to 132.5. Geomagnetic indexes also increased.

The latest prediction shows solar flux at 150 on April 17, 155 on April 18-20, 160 on April 21-24, 115 on April 25-26, then 120, 125 and 130 on April 27-29, 125…