A strong G3 geomagnetic storm could bring Northern Lights visibility to parts of the U.S., including NYC and Kentucky ...

A slow-moving, active storm system brought heavy rain, large hail and tornadoes to parts of Texas and Oklahoma and left three people dead as severe weather warnings Sunday continue to threaten ...

Officials at the center initially issued a strong geomagnetic storm watch Tuesday after multiple coronal mass ejections released from the sun on Sunday and arrived at Earth earlier than expected.

Nearly a dozen states may get another opportunity to catch the colorful lights on Wednesday night as the National Oceanic and Atmospheric Administration issued a geomagnetic storm watch.

Forecasters issued a geomagnetic storm watch after a recent coronal mass ejection. Auroral activity was forecast with a Kp index of five on a scale of nine for Wednesday night, suggesting the ...

The measurement of geomagnetic energy is high now. If this high energy stream continues after dark, Michigan will have a good chance at seeing northern lights. The Space Weather Prediction Center ...