Space Weather Nowcasts Daily condition Date: 18 May 2021; 09:45 UT Summary of Space Weather. A new Sunpot AR2824 has emerged on the solar disk and is cracking with C-class solar flares. The geomagnetic conditions are quiet. The solar wind speed has declined. Space Weather parameters / observations; Sunspot Number: 11 10.7cm Flux: 75 sfu Solar wind speed: 385.4 km.s-1 Solar wind density: 8.3 protons.cm3 Kp: 3 Bz: 1.4 nT (North) Bt: 6.9 nT Dst: -9 nT