The National Weather Service has issued a winter weather advisory for the Sacramento area until Sunday at 4 p.m., with wind ...

with five being the most extreme and rarest space weather conditions. Level 4 out of 5, or "severe," geomagnetic storm conditions were observed Wednesday afternoon. Why 2024 Was A Big Deal For The Sun ...

An uptick in activity on the sun’s surface this year produced the strongest displays of aurora borealis in the last 500 years, according to NASA, but not to worry if you missed the chance to see the ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

The northern lights have been more active than usual over the past week after a coronal mass ejection, a form of solar eruption, caused a severe G4 geomagnetic storm. The lights will be strongest ...

This flow is expected to reach Earth by Jan. 31 and Feb. 1, where it could spark minor (G1) geomagnetic storm conditions. While these storms are not severe, they can intensify auroral displays ...

These phenomena can have significant effects on Earth's magnetosphere, leading to geomagnetic storms that can disrupt communication systems, navigation, and even power grids. Recent research has ...

In May, NOAA issued a rare severe geomagnetic storm warning — it was the strongest storm in more than two decades, producing light displays across the Northern Hemisphere. In October ...

In the United States, plenty of Americans should have an opportunity Thursday night to witness the dazzling display of green and red hues also known as the aurora borealis, thanks to the "severe" ...

As a result, the SWPC issued a "Severe" Geomagnetic Storm Warning, which was extended through Wednesday night. Severe geomagnetic storms are not frequent but not uncommon. A severe solar storm can ...