Our heroes, Stan, Minnie, Miles and, of course, Pudding the Wonder Dog, face their toughest challenge yet - a weatherman gone bad! Thunderbot is determined to hold the country to ransom by controlling the weather - he even threatens to put the Queen in danger! A Welsh adaptation of Thunderbot's Day of Doom by Mari George.

• Clawr
• Hawlfraint
• Taran a Dydd y Farn
• Gwyddoniaeth ryfedd
• Taclo Teclynnau
• Robofflop
• Pen neu gynffon
• Chwa o wynt
• Glanio
• Eira mawr
• Haf o hyd
• Rhybuddion Olaf Enbyd
• Dydd y Farn
• Brwydr frenhinol
• Diolch brenhinol