What is Arctic High?

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

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