Auroras predicted G1 storm (Kp 5)
Auroras are predicted Dec 20-22, due to the influences of a recurrent, positive polarity CH HSS. This may produce G1 storm conditions. Kp 5 forecast, Kp 4 likely. Alaska and northern Canada be ready for auroras Tuesday night and Wednesday night. Lights might be seen lower (southern Canada, northern states) if the conditions are good…