What is Climatology?

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

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

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

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

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

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

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....