Officials are rushing to build a higher barrier and bring in millions of gallons of freshwater as saltwater flows upstream into the drought-addled Mississippi River, threatening drinking water for more than a half million people.

Meteorologist Domenica Davis has the latest forecast for the Atlantic.

El Niño typically brings certain temperature and precipitation impacts during winter. Meteorologist Danielle Banks explains.

Meteorologist Danielle Banks follows the rain as a system moves through the Southeast and Florida.

At least six people were killed, including a young girl, after a landslide in Guatemala’s capital city.