Solar activity forecast for the period March 31 - April 1, 2017


Issued: 2017 March 30 17:15 UTC


Analysis from March 29/1700 UTC to March 30/1700 UTC:

Sunspot Regions on the Disk 30/1623 UTC (SDO Continuum): 2
The Largest Event: B6.5 at 29/2332 UTC
X-ray background flux (1.0-8.0 A) March 29: B1.1
Radio Flux 10.7 cm at 29/2300 UTC (Penticton): 83
Solar Wind Speed at 30/1645 UTC: 650.4 km/s, Density: 2.3 p/cm^3


Forecast:
 
activity level will be low
Event probabilities: Class C: 50, Class M: 10, Class X: 01, Proton: 01
X-ray background flux (1.0-8.0 A): in the range A8.5 - B2.0
Radio Flux 10.7 cm: a fluctuation in the range 78 - 88

Tomas Blaha
RWC Prague, Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz