Twenty-eight counties across Florida are under an extreme heat warning July 29. The heat index could reach as high as 115 in some locations. See map of counties under extreme heat warning and heat ...

A heat dome developing over the western U.S. could shatter temperature records this week, with highs reaching up to 119 degrees in parts of California. In the coming days, strong high pressure will ...

A huge chunk of Florida, including Ocala/Marion County, is under an extreme heat warning today, July 29, as temperatures and the heat index soar. Some areas could see the heat index hit 115 today as ...

A dangerous heat wave is building across Wisconsin and the Great Lakes this week, with temperatures climbing into the upper 80s and 90s — 20–25 degrees above normal. Much of the state normally expects ...

An extreme heat warning was issued for Northeast Florida for July 28. The heat index could hit as high as 115 degrees today, and could be even hotter in the sun. The extreme heat is expected to ...

An extreme heat warning was issued for Northeast Florida for July 28. The heat index could hit as high as 115 degrees today, and could be even hotter in the sun. The extreme heat is expected to ...

A heatwave is impacting the Northeast, with cities like Burlington and St. Johnsbury, Vermont, predicted to reach near 97 degrees on Tuesday, Aug. 12. Several cities in the Northeast broke daily ...

A dangerous heat wave is bringing summer-like temperatures to Wisconsin and the Great Lakes region. Temperatures are expected to be 20-25 degrees above normal, reaching into the upper 80s and 90s. A ...

An excessive heat warning is in effect for much of Oregon's populated areas, including Portland, Salem, and Eugene. Temperatures are expected to reach the mid-90s, with nighttime temperatures ...