Maps show where extreme humidity and 90- or 100-degree temperatures will affect about 255 million people across the United States.

The National Weather Service urged people to avoid travel if a flash flood warning was in place for their area.

High humidity levels, summer heat and long days will combine to produce conditions favorable for drenching thunderstorms ...

A federal appeals court has upheld its decision against two Native American tribes challenging North Dakota's redistricting ...

Proactive management of livestock prior to and during heat events is critical in protecting livestock from heat stress.

A national forecast map shows high temperatures for ... On Friday, major heat-related impacts are expected in most of Nebraska, Kansas and parts of Colorado, South Dakota and Iowa. Pockets of ...

If you want to buy rooftop solar panels or a home battery for backup power, you’ll need to have them installed this year to ...

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility, and the White Sage Fire, located in ...

Dangerously hot conditions will hit states in the Upper Midwest on Friday, potentially disrupting outdoor 4th of July ...

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility on the Grand Canyon's North Rim.

A fast-moving wildfire near the Grand Canyon’s North Rim has destroyed the historic Grand Canyon Lodge and dozens of other ...

Hinckley, a retired airman, has found his freedom from crippling pain and the liberty to go visit every corner of the ...