'Moderate' geomagnetic storm headed for Earth; aurora could be visible tonight across far northern US - USA TODAY
A "moderate" geomagnetic storm is forecast for the Earth on Monday, which could cause a few fluctuations to the power grid at higher latitudes and could also affect some satellites, the National Oceanic and Atmospheric Administration (NOAA) said.
The storm is courtesy of a solar flare: On Saturday, a solar flare from a sunspot hurled a coronal mass ejection toward Earth, which is causing the geomagnetic storm Monday, SpaceWeather.com said. .