Thunderstorms and torrential rain have hidden across parts of southern Britain, along with lightning flashing across the sky.
Around 15, 000 super strikes were recorded in 4 hours on Saturday night, BBC Weather said.
Stansted Airport documented delays to plane tickets on Sunday morning after a super strike briefly left its airplane fuelling system “unavailable”.
The Met Office has issued the yellow warning with regard to heavy rain and flooding throughout Wales and most of England.
Firefighters were called to some house in Stanway, Essex within the early hours of Sunday following a lightning strike set its roofing ablaze.
Crews worked well until 04: 30 BST in order to extinguish the fire. No accidental injuries were reported in the incident.
Later in the morning, storms introduced more than an inch of rainfall to parts of Wales and the Midlands in just an hour.
Areas of Wales and central and the southern part of England could see further thunderstorms on both Sunday and bank vacation Monday, with the Met Office caution of the possibility of power cuts plus delays to trains and busses.
Many people got away their cameras to photograph plus video Saturday night’s electrical thunderstorm, which was called “utterly insane” plus “like being under a strobe light”.
Others said that they had “never seen the storm quite like this” and mentioned the flashes were “stunning”.
BBC Weather presenter Tomasz Schafernaker called it the “mother of most thunderstorms” as he watched it more than London.
“Oh youngster! This [is] absolutely insane, ” he said.
“I’ve never observed a storm with such regular lightning in my life I don’t believe. Mostly sheet lightning and not as well loud but flashes are magnificent. ”
Forecaster Gemma Plumb, from BBC Weather, stated that as the storms pushed northwards throughout England on Sunday, more will be coming up over the English Channel through the continent.
The Fulfilled Office weather warning for rainfall is in force until 06: 00 on Monday and covers all Wales as well as southern and main England.
Flooding of families and businesses could happen quickly, the particular Met Office said. It additional that fast-flowing or deep floodwater was possible with damage to a few buildings from flooding, lightning hits, hail or strong winds.
It comes after a warm Sunday, with a top temperature of 27. 3C in Hurn, Dorset.