Space Weather Nowcasts Daily condition Date: 28 February 2021; 10:45 UT Summary of Space Weather. Sunspot AR2804 now poses a threat for C- class solar flares.The geomagnetic conditions are quiet at all levels. The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 14 10.7cm Flux: 79 sfu Solar wind speed: 382.0 km.s-1 Solar wind density: 6.5 protons.cm3 Kp: 1 Bz: 0.4 nT (North) Bt: 4.0 nT Dst: -4 nT