The Northern Lights were spotted in many northern states on Sunday night and early Monday morning.

The northern lights are expected to become active again this weekend across much of the northern United States.The northern lights may be visible in Michigan la

Flares are expected to range from minor to moderate with a slight chance of strong activity.

Another coronal mass ejection which took place on Saturday is expected to impact Earth starting Tuesday.

A U.S. government agency said a weaker repeat of Saturday's powerful solar storm was likely on Sunday.

The last time the Space Weather Prediction Center issued a Severe Geomagnetic Storm Watch was nearly 20 years ago back in 2005. Another one has been issued one

Experts haven't issued a solar storm watch this severe since 2005.

Space weather forecasters have issued a geomagnetic storm watch through Monday, saying an outburst of plasma could interfere with radio transmissions.