Space Weather Nowcasts Daily condition Date: 15 April 2021; 09:45 UT Summary of Space Weather. Sunspot AR2814 is growing and poses a slight threat for C-class solar flares. The geomagnetic conditions are unsettled.The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 17 10.7cm Flux: 74 sfu Solar wind speed: 374.2 km.s-1 Solar wind density: 12.4 protons.cm3 Kp: 5 Bz: 8.1 nT (North) Bt: 10.1 nT Dst: 3 nT