Space Weather Nowcasts Daily condition Date: 04 November 2021; 10:45 UT Summary of Space Weather. Sunspots AR887 and AR2891 poses a continued threat for C-class solar flares. A strong geomagnetic storm is on-going. The solar wind speed is moderately high. Space Weather parameters / observations; Sunspot Number: 41 10.7cm Flux: 89 sfu Solar wind speed: 763.5 km.s-1 Solar wind density: 6.4 protons.cm3 Kp: 7 Bz: -10.1 nT (South) Bt: 15.1 nT Dst: -107 nT