Indices of 27 Sep  Current Geomagnetic Field  Forecast 
Boulder A 7 Kiel 3-hour k 4 Solar Activity eruptive
Kiel A 6 Kiel current k 4.18 Geomagnetic Fieldmajor storm
Sunspot Number 30 Aurora no   
Solar Flux 85 Rügen MUF(3000) 11.5