Geomagnetic Storms Northern Lights Visibility Viewing Conditions Geomagnetic Activity Solar Activity Coronal Mass Ejection Aurora Australis Photography Visibility Forecasts Russel-McPherron Effect Solar Flares Visual Displays Viewing Techniques Historical Records Geomagnetic storms Northern Lights Viewing Aurora Forecast Visibility in Britain Visibility Predictions Space Weather
Real-time solar wind plus Bz direction will decide the reach of the lights.