A high-pressure system is causing intense heat to sweep across Houston and the nation's largest river valley. This weather pattern, characterized by air pressure higher than normal, leads to sinking air that compresses and warms, resulting in the hot temperatures we've been experiencing in Houston. But Houston isn’t the only place affected— the Mississippi River Valley is also facing extreme heat.
A high-pressure system is causing intense heat to sweep across Houston and the nation's largest river valley. This weather pattern, characterized by air pressure higher than normal, leads to sinking air that compresses and warms, resulting in the hot temperatures we've been experiencing in Houston. But Houston isn’t the only place affected— the Mississippi River Valley is also facing extreme heat.