Hurricane Erin is a huge Category 4 storm and is expected to both grow larger and stronger today as it moves toward the ...

Hurricane Erin rapidly intensified from a tropical storm to a dangerous Category 5 hurricane in just 24 hours.

A westward-moving tropical wave could produce an area of low pressure in the tropical Atlantic late in the week of Aug. 18, ...

A geomagnetic storm could spark some impressive auroras in the night sky over parts of the U.S. overnight Thursday into ...

A geomagnetic storm will expand visibility of the aurora borealis Thursday and Friday nights. See maps of which states will get to see the northern lights.

The agency's Space Weather Prediction Center has since been tracking the ejection, which it said has the potential to soon trigger a geomagnetic storm on Earth. Combined effects from a CME which ...

About 5.5 million people live across an area most at risk for strong to severe thunderstorms, including parts of the Dakotas, most of Minnesota and part of Wisconsin, the Storm Prediction Center said.

NOAA’s Storm Prediction Center has expanded a Level 1 out of 5 (marginal) risk for severe weather to include most of south Alabama, except for the coast, and the southern part of central Alabama ...

11:35 a.m. — 75-90 mph winds possible The Storm Prediction Center is now saying "severe storm clusters are expected to form this afternoon in South Dakota and then spread southeastward into ...

The Storm Prediction Center of the NWS has issued a Severe T’Storm Watch for the Quad Cities area Friday afternoon and evening. This watch goes until 7 p.m. Storms are producing winds of ...