The Space Weather Prediction Center issued a geomagnetic storm watch on March 13, noting that mild solar storms are expected to hit earth this week due to “possible effects from the arrival of coronal mass ejections on March 10.” Geomagnetic storms occur when a large burst of solar wind interferes with the Earth’s magnetic field. The agency, which is run by the U.S. National Oceanic and Atmospheric Administration (NOAA), said that “moderate” and “minor” geomagnetic storms will hit Earth from March 14, which were classified as G1 and G2 on the five-level solar storm scale. The British Met Office also issued an advisory on Tuesday saying that solar activity has been moderate over the past 24 hours. “There is a large but stable region which will be rotating off the Earth-side of the disc towards the end of March 15,” it stated. “There is one slow, weak coronal mass ejection …