Yes there have been snow storms in italy!
No. A hurricane is a type of storm, but most storms are not hurricanes.
Meteorologists
circular ones
droughts
No, storms and supercell storms are not the same thing. A supercell storm is a specific type of severe thunderstorm that has a rotating updraft, which can lead to the formation of tornadoes. Not all storms are supercells, but all supercell storms are by definition severe.
Italy has italian industries
Tornadoes.
Ones that have catastrophic effects
dust storms
Cumulonimbus
Yes. There are blizzards, snow storms, dust storms, ice storms, tornadoes (though they come from thunderstorms), and cyclones (including hurricanes).