There are two physical differences between Low pressure systems and High pressure systems. First, is the circulation surrounding them. Secondly, is the atmospheric motion that they cause.

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

NHC is tracking Invest 93L, a disturbance off Florida. Get ready for a wet week, with a potential for localized flooding and ...

The hatched areas on the National Hurricane Center's tropical outlook map indicate "areas where a tropical cyclone — which ...

NHC is tracking a disturbance off Florida. Get ready for a very wet week, with a potential for localized flooding and dangerous rip currents.

NHC is tracking a disturbance off Florida. Get ready for a very wet week, with a potential for localized flooding and ...

NHC is tracking a disturbance off Florida. Get ready for a very wet week, with a potential for localized flooding and ...

Hurricane Helene made landfall in the southeastern U.S., later downgrading to a tropical storm causing strong winds, flooding ...

The Atlantic Basin encompasses the northern Atlantic Ocean, the Caribbean Sea, and the Gulf of Mexico. The NOAA and the ...

NHC is tracking a disturbance off Florida. Get ready for a very wet week, with a potential for localized flooding and ...

A system expected to move cross Florida into the Gulf has a low chance for tropical development this week. Regardless of ...