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What is Heat Index?

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'

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Glossary

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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

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

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

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

Snow that rises to 8 feet or higher.

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 formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

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

Istanbul 12°CAnkara 12°CIzmir 14°CHow is your weather?