Space Weather Nowcasts Daily condition Date: 26 September 2021; 09:45 UT Summary of Space Weather. Sunspot AR2871 poses a continued threat fo C-class solar flares. The geomagnetic condition are quiet at all levels. The solar wind speed is elevated. Space Weather parameters / observations; Sunspot Number: 38 10.7cm Flux: 88 sfu Solar wind speed: 425.4 km.s-1 Solar wind density: 2.8 protons.cm3 Kp: 2 Bz: 2.1 nT (North) Bt: 2.7 nT Dst: -5 nT