Space Weather Nowcasts Daily condition Date: 20 December 2018; 10:50UT Summary of Space Weather. The sun is still spotless.The geomagnetic conditions are at quiet levels.The solar wind speed is moderately high. Space Weather parameters / observations; Sunspot Number: 0 10.7cm Flux: 70 sfu Solar wind speed: 565.7 km.s-1 Solar wind density: 4.5 protons.cm3 Kp:3 Bz: 0.3 nT (North) Bt: 4.6 nT Dst: -1 nT