a strong, dangerous wind that forms itself into an upside-down spinning cone and is able to destroy buildings as it moves across the ground
tornado
a storm with thunder and lightning and usually heavy rain
thunderstorm
a storm in which frozen rain falls and covers everything with ice
ice storm
a long period when there is little or no rain
drought
a violent wind that has a circular movement, especially in the West Atlantic Ocean
hurricane
a mass of rock and earth moving suddenly and quickly down a steep slope
landslide
a sudden violent movement of the earth's surface, sometimes causing great damage
earthquake
a large amount of ice, snow, and rock falling quickly down the side of a mountain
avalanche
an occasion when a volcano explodes, and flames and rocks come out of it, or the act of doing this
eruption
an extremely large wave caused by a violent movement of the earth under the sea
tsunami
a fire that is burning strongly and out of control on an area of grass or bushes in the countryside
wildfire
a large amount of water covering an area that is usually dry
flood