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squall line
- Definição1
- A non-frontal line or narrow band of thunderstorms (with or without squalls).
- Fonte1
- WORLD METEOROLOGICAL ORGANIZATION. International Meteorological vocabulary. 2nd ed. Geneva, 1992. (WMO, n.182). Disponível em: < https://library.wmo.int/index.php?lvl=notice_display&id=220#.XeauGOhKiUk >. Acesso em: 23 fev. 2022.
- Definição2
- A line of active deep moist convection frequently associated with thunder, either continuous or with breaks, including contiguous precipitation areas.
- Fonte2
- AMERICAN METEOROLOGICAL SOCIETY. Glossary of meteorology. [S.l., última modificação 05 oct. 2015]. Disponível em: < http://glossary.ametsoc.org/wiki/Main_Page >. Acesso em: 23 fev. 2022.
- Fonte3
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 3 to the Convention on International Civil Aviation. Meteorological Service for International Air Navigation: parts I and II. 19th ed. Montreal, 2016.
- Fonte4
- WORLD METEOROLOGICAL ORGANIZATION. Technical regulations: basic documents No. 2. Volume II – Meteorological Service for International Air Navigation. Geneva, 2018. (WMO, n.49).
- Nota adicional1
- The squall line is a type of mesoscale convective system distinguished from other types by a larger length-to-width ratio.
- Contexto
- Aerodrome meteorological offices using WAFS BUFR data shall notify the WAFC concerned immediately if significant discrepancies are detected or reported in respect of WAFS SIGWX forecasts concerning: icing, turbulence, cumulonimbus clouds that are obscured, frequent, embedded or occurring at a squall line, and sandstorms/duststorms (...)
- Squall line (SQL) should indicate a thunderstorm along a line with little or no space between individual clouds.
- Subárea1
- Meteorology
- Related Term
- line squall
- squall
- squall-line thunderstorm
- Português
- linha de tormenta