CME impact causes minor increase in geomagnetic activity

CME impact causes minor increase in geomagnetic activity

A geomagnetic sudden impulse, indicating the arrival of the March 23 CME, was observed at the Hartland magnetometer (23 nT) at 20:09 UTC on March 25.

The geomagnetic field is expected to be at unsettled to active levels (below G1-Minor) early on March 26 as CME

Geomagnetic storm now in progress

Geomagnetic storm now in progress

The Bz component of the Interplanetary Magnetic Field has been tilting sharply south for long durations and this has in turn generated a G1 Level Geomagnetic Storm at very high latitudes. Migratory animals are affected at this and higher levels and  aurora is commonly