Space Weather Nowcasts Daily condition Date: 21 July 2019; 10:48UT Summary of Space Weather. The sun is spotless. The geomagnetic conditions are quiet at all levels. The solar wind speed is still declining. Space Weather parameters / observations; Sunspot Number: 0 10.7cm Flux: 67 sfu Solar wind speed: 331.2 km.s-1 Solar wind density: 0.7 protons.cm3 Kp: 1 Bz: -1.3 nT (South) Bt: 3.9 nT Dst: 6 nT