Space Weather Nowcasts Daily condition Date: 27 September 2020; 10:45 UT Summary of Space Weather. The sun is spotless. The geomagnetic conditions are quiet. The solar wind speed is declining. Space Weather parameters / observations; Sunspot Number: 0 10.7cm Flux: 73 sfu Solar wind speed: 493.4 km.s-1 Solar wind density: 7.0 protons.cm3 Kp: 2 Bz: -1.4 nT (South) Bt: 4.3 nT Dst: -46 nT