CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

Daily and monthly temperature records could be broken later this week in parts of the western and central U.S.

The National Weather Service has confirmed several EF4-strength tornadoes in outbreaks of severe weather this month, the most ...

A forecast map from the weather outlet showed that Louisiana, Mississippi, and Alabama, as well as parts of Arkansas, Tennessee, Florida, Georgia, Oklahoma and Texas, were in the risk area.

Weather maps are created by plotting or tracing the ... Use of surface analyses began first in the United States, spreading worldwide during the 1870s. Use of the Norwegian cyclone model for ...

Most of the U.S. should be able to see the total lunar eclipse tonight, but clouds will be problematic for many.