<< metre | microburst | microwave landing system >>
Back to: "M"
microburst
- Definição1
- A convective downdraft (downburst) that covers an area less than 4 km along a side with peak winds that last 2–5 minutes.
- Fonte1
- 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.
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Wind shear. Montreal, 1987. (Cir. 186 AN/122).
- Nota Adicional1
- The strong wind shears associated with a microburst can result in aircraft accidents. Microbursts can be wet (contain rain) or dry.
- Contexto
- In a downburst (a microburst being simply a concentrated form of a downburst), strong downdrafts penetrate through the base of the cloud and reach very close to ground level before spreading [] along the ground.
- Subárea
- Meteorology
- Related Term
- downburst
- Français
- microrafale
- Imagem
Illustration d'une microrafale. L'air se déplace vers le bas jusqu'à atteindre le sol. Il se répand ensuite dans toutes les directions. Le régime des vents dans une microrafale est opposé à celui d'une tornade.