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SQ
- Usado para
- squall
- Definição1
- A strong wind characterized by a sudden onset in which the wind speed increases at least 16 knots and is sustained at 22 knots or more for at least one minute. 2. In nautical use, a severe local storm considered as a whole, that is, winds and cloud mass and (if any) precipitation, thunder and lightning.
- Definição2
- Atmospheric phenomenon characterized by an abrupt and large increase of wind speed with a duration of the order of minutes which diminishes rather suddenly. It is often accompanied by showers or thunderstorms.
- Definição3
- Strong wind that rises suddenly, lasts for a few minutes, and then passes away is called a squall. Squalls are frequently associated with the passage of cold fronts. In such circumstances, they occur in a line and are accompanied, typically, by a sharp fall of temperature, veer of wind, a rise in relative humidity, and a roll-shaped cloud with horizontal axis (line squall).
- Fonte3
- WORLD METEOROLOGICAL ORGANIZATION. Guide to meteorological instruments and methods of observation. 7th ed. Geneva, 2006. (WMO, n.8).
- Definição4
- A strong wind characterized by a sudden onset in which the wind speed increases at least 16 knots and is sustained at 22 knots or more for at least one minute.
- Fonte4
- SPELLMAN, Frank R. The Handbook of Meteorology. Lanham, Maryland: Scarecrow Press, Inc., 2013. 237 p. ISBN 978-0-8108-8613-1.
- Subárea1
- Aeronautical Meteorology
- Related Term
- linha de tormenta [POR]
- tempo tormentoso [POR]
- Português
- tormenta