Northern Lights UK — CME Hits Earth 19 May: G1 Storm Active Now, G2 Still Possible Tonight
The CME from the May 16 solar flare has arrived — geomagnetic storming is now underway on 19 May. A G1 (minor) storm is in effect with a chance of G2 (moderate) conditions tonight. Scotland and northern England should watch the skies after dark — this is your window.