Weather can become extreme -- A thunderstorm is an electrical storm -- Tornado winds can reach 300 miles per hour -- Hurricanes are powerful tropical storms -- Tsunamis are as fast as jet airplanes -- Heat waves can bake fruit on trees -- Droughts are slow killers -- Dust storms can move across oceans -- Wildfires burn large areas quickly -- Blizzards white out the landscape -- Ice storms take out power lines -- Cold waves can freeze water supplies -- Fact sheet.