Space Weather Nowcasts Daily condition Date: 28 July 2019; 10:19UT Summary of Space Weather. The sun is still spotless. The geomagnetic conditions are quiet at all levels. The solar wind speed has slightly increased. Space Weather parameters / observations; Sunspot Number: 0 10.7cm Flux: 67 sfu Solar wind speed: 353.1 km.s-1 Solar wind density: 5.7 protons.cm3 Kp: 1 Bz: 0.7 nT (North) Bt: 4.0 nT Dst: 13 nT