Archives: Weather Glossary

Our weather glossary breaks down complex weather and climate terms in an easy-to-understand way.

Hurricanes, Tropical Storms, and Tropical Depressions

TWSE Explains

Mother Nature can be both awe-inspiring and terrifying. Among her most powerful and destructive forces are tropical cyclones, which manifest in various forms – from tropical depressions to devastating hurricanes. This blog will explore the differences between hurricanes, tropical storms, and tropical depressions to help you better understand these weather ... Continue reading

What is the RealFeel Temperature?

TWSE Explains

Weather forecasts provide valuable information about the expected temperature and weather conditions. However, the actual temperature can sometimes differ from what the thermometer indicates. This is where the “RealFeel Temperature” concept comes into play, a term created by AccuWeather. In this blog post, we’ll dive into what RealFeel temperature is, ... Continue reading

What is a Microburst?

TWSE Explains

Weather is a complex and fascinating subject, with numerous phenomena occurring all around the globe. One such event, a microburst, can be as captivating as dangerous. What is a microburst? We’ll examine their formation, classification, potential hazards, and the importance of understanding and preparing for them. What is a Microburst? ... Continue reading

What is an Outflow Boundary?

TWSE Explains

An outflow boundary is a meteorological term that refers to the boundary between two air masses created by a thunderstorm's downdraft. If you've ever stood outside during a thunderstorm and felt the cool rush of air preceding a storm, you've experienced an outflow boundary.

Types of Fronts

Ed Oswald

Ever wonder what the types of fronts you see on the weather map mean? As part of our continuing weather education series, we thought an explainer would be helpful.

What is an Atmospheric River?

TWSE Explains

Our atmosphere is constantly in motion. Weather systems are transported around the globe by this motion, with a narrow band of stronger winds called the ‘jet stream‘ providing much of this motion, which lies between cold and warm air masses.

What is Sleet?

TWSE Explains

In the average winter, most of us will have to deal with frozen precipitation, not just snow. One of these types is sleet, and we'll explain how it forms and the difference between it and a hailstone.

What is a Polar Vortex?

Ed Oswald

Winter 2020-21 didn’t turn out as many thought. Most long-range forecasters thought La Niña would lead to a mild and uneventful winter. My weather station read 62 on Christmas Day in Pennsylvania! Well, the polar vortex had other plans.

What is a Nor’easter?

TWSE Explains

Nor'easters are intense periods of snow and high wind that can last for days. While the term is most commonly associated with coastal storms that pass by the Northeastern US' major cities, the term is used elsewhere, such as in Europe.

Cloud Types Guide

Ed Oswald

No doubt at some point you’ve looked up at the clouds, if just for their beauty, and to marvel at the different shapes and sizes. By knowing the various cloud types you can make general assumptions about current and near-future weather.