Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

More than half the country, including Illinois, is currently in a heat dome. Here's what that means and how to stay safe ...

More than 150 million Americans are under the highest level extreme heat alerts during a wave of above-average temperatures.

The heat wave has arrived. Temperatures and humidity are climbing as the tri-state heads into an expected record-shattering ...

It's early spring, and the weather is starting to warm up. This makes it perfect for spring bullhead and channel catfish. We're geared up today with a dual T-Turn rig and cut bait. Normally we use cut ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Chicago, United States throughout the world ...

An area of low pressure in the northern Atlantic Ocean is being tracked by the National Hurricane Center for the possible formation of the season's first tropical depression or storm.

Meteorologist Ava Marie says it will be an Alert Day amid an Extreme Heat Warning with temperatures reaching 100 degrees — but it will feel like 110.

A dangerous heat wave is expected for the Philly area this week evening, with temperatures reaching 100 degrees. Here's ...

Iran’s Foreign Minister Abbas Araghchi said the time for diplomacy had passed and that his country had the right to defend ...

Meteorologist Tom Tasselmyer said it will be an Alert Day amid an Extreme Heat Warning with temperatures soaring even higher than Monday.

Four major U.S. cities could break 100 degrees for the first time in a while this week. The Weather Channel is warning much ...