An upper level low is low pressure that starts higher up in the atmosphere. Imagine you're in a 10 story building and low pressure typically starts on the 5th floor. In the case of an upper level low, ...

While strong fronts are often the main reason for big snows and severe storms in the Tri-State, a lot is going on the upper-levels of the atmosphere to make a storm. In fact, changes in the ...

An upper-level low–more precisely, a closed upper low–is a pool of relatively cold air in the atmosphere, generally above 15 thousand feet, about which the wind circulation forms a closed, nearly ...

Constant pressure charts offer a comprehensive view of upper-level weather patterns, providing insights unavailable in surface analysis charts, crucial for flight planning at higher altitudes. These ...

Extreme heat has been the story for the end of June and the beginning of July 2021 on the west coast, with some cities breaking over 100° multiple days in a row. One of the reasons for the ...

Rainy weather patterns often setup in D.C. Metro and sometimes the blame points to an upper level low pressure system. Sounds like a lot of science jargon that may have you scratching your head, but ...