Space Weather Nowcasts Daily condition Date: 21 July 2021; 09:45 UT Summary of Space Weather. A new but not yet numbered sunspot is growing rapidly on the solar disc. The geomagnetic conditions are quiet. The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 59 10.7cm Flux: 87 sfu Solar wind speed: 486.2 km.s-1 Solar wind density: 3.9 protons.cm3 Kp: 1 Bz: 1.8 nT (North) Bt: 3.8 nT Dst: 8 nT