(NEXSTAR) — On Friday night, the most significant G5 geomagnetic storm since 2003 hit Earth — causing several coronal mass ejections, or CMEs — and allowing many across the U.S. to see ...

Geomagnetic storms are measured on a scale of G1 (minor) to G5 (extreme), with G5 storms being the least common but most powerful. The G5 storm in May this year was the first seen since 2003.

There’s a lot of talk about whether the global displays of aurora during May 10’s extreme G5 geomagnetic storm will be repeated in June. That’s because it takes 27 days for the sun to rotate ...

Thursday, Oct. 10, was a crazy night worldwide, with a severe G4 — and possibly even the top-rated G5 — geomagnetic storm happening across the planet. From Asia to Australia and Europe to ...

Severe G4 geomagnetic storm watch issued The Space Weather Prediction Center issued a severe (level G4 out of G5) geomagnetic storm watch for Oct. 10 to 11. According to the SWPC, issuing a watch ...

In the past, the extreme (G5) geomagnetic storm of 2003 created a power outage in Sweden and damaged power transformers in South Africa. However, for several regions of the U.S., there will be an ...

An ongoing severe geomagnetic storm could hinder recovery ... and rarest space weather conditions.The SWPC said extreme (G5) levels are possible. The solar storm is forecast to continue through ...

Severe G4 geomagnetic storm watch issued The Space Weather Prediction Center has issued a severe (level G4 out of G5) geomagnetic storm watch for Oct. 10 to 11. According to the SWPC, issuing a ...

The Space Weather Prediction Center, which is responsible for sending out the northern lights forecast, says geomagnetic storming up to a level G4 (G5 is the highest) will provide lower latitudes ...

The Space Weather Prediction Center issued a severe (level G4 out of G5) geomagnetic storm watch for Oct. 10 to 11. According to the SWPC, issuing a watch, meaning the risk of potentially hazardous ...

The Space Weather Prediction Center issued a severe (level G4 out of G5) geomagnetic storm watch for Oct. 10 to 11. According to the SWPC, issuing a watch, meaning the risk of potentially ...