Space Weather Nowcasts Daily condition Date: 21 May 2021; 09:46 UT Summary of Space Weather. Sunpot AR2824 has a stable magnetic field that poses a little threat for strong solar flares. The geomagnetic conditions are quiet at all levels. The solar wind speed is moderately high. Space Weather parameters / observations; Sunspot Number: 13 10.7cm Flux: 72 sfu Solar wind speed: 548.4 km.s-1 Solar wind density: 6.0 protons.cm3 Kp: 2 Bz: -0.9 nT (South) Bt: 2.8 nT Dst: -10 nT