Millions of Americans could soon face dangerous and potentially life-threatening conditions as a heat wave descends on the U.S.

This Fourth of July, Americans may experience contrasting weather conditions, with a significant heat wave affecting the West and Texas while thunderstorms threaten plans in the Plains, Southeast, and East Coast.

As millions of Americans hunker down for a massive winter storm sweeping the country, new maps are offering updated forecasts of snow and ice accumulations. More than 200 million people were under winter storm threats at the height of the impact.

Meteorologists warn extreme heat and sudden storms could force cancellations or alter plans for communities nationwide.

(NEXSTAR) – Millions of Americans will have a chance to view the Northern Lights on Friday and Saturday, according to an aurora forecast from the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center. Shawn Dahl, the service ...

If you’re still dreaming of a white Christmas, it’s past time to lower your expectations. According to the latest holiday forecast, a warm air mass expanding over the south-central U.S. will bring unseasonable warmth to most states over the holiday.

A widespread heat wave is pushing dangerously high temperatures across large parts of the United States this week.