Space Weather Nowcasts Daily condition Date: 06 April 2021; 09:45 UT Summary of Space Weather. Sunspot AR2813 is decaying and poses no threat for strong solar flares. The geomagnetic conditions are quiet at all levels.The solar wind speed has slightly increased. Space Weather parameters / observations; Sunspot Number: 11 10.7cm Flux: 72 sfu Solar wind speed: 315.5 km.s-1 Solar wind density: 12.5 protons.cm3 Kp: 0 Bz: 0.8 nT (North) Bt: 4.7 nT Dst: 21 nT