What is Air Mass?

A type of cloud consisting mostly of small particles such as ice particles.

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.