Issued: 2025 May 01 17:00 UTC


Analysis from April 30/1700 UTC to May 01/1700 UTC:

Sunspot Regions on the Disk 01/0538 UTC (SDO Continuum): 5
The Largest Event: C2.5 from region 4079 at 01/0719 UT
X-ray background flux (1.0-8.0 A) May 01: B7.0
Radio Flux 10.7 cm at 30/2300 UTC (Penticton): 147
Solar Wind Speed at 01/1645 UTC: 431.0 km/s, density : 8.2 p/cm^3


Forecast:

Activity level will be: low to moderate - explanation
Event probabilities: Class C: 90%, Class M: 45%, Class X: 15%, Proton: 05%
X-ray background flux (1.0-8.0 A): in the range B6.0-C1.0
Radio Flux 10.7 cm: a fluctuation in the range 140-165

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