Space Weather Nowcasts Daily condition Date: 15 March 2021; 13:45 UT Summary of Space Weather. Sunspot AR2808 is decaying and poses no threat for strong solar flares. The geomagnetic conditions are quiet at all levels.The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 24 10.7cm Flux: 78 sfu Solar wind speed: 477.7 km.s-1 Solar wind density: 5.6 protons.cm3 Kp: 2 Bz: 0.2 nT (North) Bt: 2.8 nT Dst: -6 nT