What is Rapid Onset Flood Natural Disasters called in Finnish with how to pronounce and transliteration in english?

English to Finnish

• Hurricane hurrikaani
• Rapid Onset Flood Alkaa nopeasti tulva
• Flash Flood Tuhotulva
• Lake Effect Blizzard
• Debris flow Roskat virtauksen
• Famine Nälänhätä
• Limnic eruption
• Bushfire
• Snowstorm type blizzard
• Blizzard lumimyrsky