What is Blowing Snow?

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...