Potentially hazardous air quality has gripped Phoenix, Arizona, as a combination of stagnant weather, windblown dust, and warm temperatures fueled a rise in PM10 pollution, prompting hazy skies and ...

New data shows that water levels in major reservoirs including Lakes Mead and Powell are well below average for this time of ...

According the the National Hurricane Center, Tropical Storm Flossie could strengthen into a hurricane as early as Monday.

Heat-related advisories were in place across eight states on Tuesday, as the National Weather Service continued to warn of "dangerously hot conditions" in some parts of the U.S.

Temperatures in Florida, Georgia, Arkansas, Tennessee, Kentucky, Indiana, Illinois, North Carolina, and Virginia could feel ...

Millions of Americans were urged to stay indoors Friday as hot and humid conditions were expected to blanket large portions ...

At least eight states were expected to see temperatures that would feel hotter than those in Death Valley—often referred to ...

Americans across 29 states have received heat-related warnings from the National Weather Service (NWS) as of early Monday, ...

The NWS forecast office, Baltimore-Washington, on X, formerly Twitter, on Monday: "Temperatures will further warm today with ...

The U.S. Geological Survey notes that groundwater is the source of drinking water for about half of the total U.S. population ...

Millions of Americans in the Northeast are being advised to avoid strenuous physical activity outdoors due to unhealthy air ...

Health officials advise minimizing UV exposure by staying out of the sun from 10 a.m. to 4 p.m., regularly reapplying ...