Space Weather Nowcasts Daily condition Date: 30 July 2021; 09:45 UT Summary of Space Weather. The sun is spotless. The geomagnetic conditions are quiet. The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 0 10.7cm Flux: 76 sfu Solar wind speed: 476.9 km.s-1 Solar wind density: 5.1 protons.cm3 Kp: 2 Bz: -3.2 nT (South) Bt: 4.5 nT Dst: -9 nT