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present weather ![click to hear : present weather click to hear : present weather](../../../images/speaker-vert.gif)
All atmospheric phenomena observed, with the exception of clouds; this includes forms of precipitation as well as optical and electrical phenomena.
squall ![click to hear : squall click to hear : squall](../../../images/speaker-vert.gif)
Sudden and short-lived increase in wind speed often accompanied by showers and thunderstorms.
hail shower ![click to hear : hail shower click to hear : hail shower](../../../images/speaker-vert.gif)
Sudden abundant and short-lived precipitation of solid ice, usually in the form of pellets that vary from 5 to 50 mm in diameter.
tropical storm ![click to hear : tropical storm click to hear : tropical storm](../../../images/speaker-vert.gif)
Low-pressure zone accompanied by precipitation and winds between 60 and 120 km/h.
hurricane ![click to hear : hurricane click to hear : hurricane](../../../images/speaker-vert.gif)
Tropical cyclone comprised of a low-pressure zone accompanied by violent precipitation and winds between 120 and 300 km/h.
tornado ![click to hear : tornado click to hear : tornado](../../../images/speaker-vert.gif)
Swirling column of air that extends from the ground to the base of a cumulonimbus; it produces violent winds that can reach 500 km/h.
lightning ![click to hear : lightning click to hear : lightning](../../../images/speaker-vert.gif)
Brief but intense luminous phenomenon caused by an electrical discharge between two clouds or between a cloud and the ground.
heavy thunderstorm ![click to hear : heavy thunderstorm click to hear : heavy thunderstorm](../../../images/speaker-vert.gif)
Storm with winds higher than 93 km/h, hail or heavy rain.
thunderstorm ![click to hear : thunderstorm click to hear : thunderstorm](../../../images/speaker-vert.gif)
Meteorological phenomenon manifested by lightning, thunder and gusts of wind, usually accompanied by rain showers or hail.
sandstorm or dust storm ![click to hear : sandstorm or dust storm click to hear : sandstorm or dust storm](../../../images/speaker-vert.gif)