Monarch season starts in earnest in the United States during the month of March, even though the whole migration doesn’t necessarily appear all at once. However, butterflies arriving from Mexico find ...

The dangerous heat wave shattering March records all over the U.S. Southwest is more than just another extreme weather blip. It’s the latest next-level weath ...

Warmer and drier than normal conditions are expected throughout April.

Unusual March heat has pushed temperatures into record territory in parts of the West. More extremes are expected in the days ...

Preliminary readings of sites in Arizona and southern California indicate that the US has suffered its hottest March day on ...

An unprecedented heat wave in the West broke the record for the hottest March temperature anywhere in the United States: 108 degrees. It’s an alarming signal of how hot the planet is getting and how ...

Virginia Governor Abigail Spanberger (D) has cast her ballot in Virginia's redistricting referendum.

Temperatures are being shattered by large margins over a vast area beyond California. "It's uncharted territory," said Baker Perry, Nevada's state climatologist.

Residents are trying to escape the floods, with some rescues directly from rooftops.