Space Weather Nowcasts Daily condition Date: 31 August 2021; 09:45 UT Summary of Space Weather. Sunspots AR2860 has a "beta-gamma" magnetic field that harbours energy for strong M-class solar flares. The geomagnetic conditions are quiet at all levels. The solar wind speed has increased. Space Weather parameters / observations; Sunspot Number: 41 10.7cm Flux: 91 sfu Solar wind speed: 382.0 km.s-1 Solar wind density: 9.6 protons.cm3 Kp: 2 Bz: -1.6 nT (South) Bt: 4.0 nT Dst: 9 nT