Posted on June 29, 2020 by WeatherGuys Editor. The new record for duration of a single lightning flash is more than double the previous record of 7.74 seconds on Aug. 30, 2012 over France. Posted on June 29, 2020 by WeatherGuys Editor. On Friday, a WMO committee of experts confirmed a new world record for the longest single lightning flash. Our journalists strive for accuracy but on occasion we make mistakes. It is these new satellite technologies that enable the observation and study of these long-lived lightning events, which previously could not be measured. GOES East (GOES-16) data used to document the longest single lightning flash on record which occurred across southern Brazil in October 2018. (World Meteorological Organisation) The WMO also announced a new record for the lightning flash with the greatest duration . The world records for the longest lightning bolt and longest-lasting lightning flash have both been smashed. The World Meteorological Organization, or WMO, investigates and certifies meteorological records. How does carbon dioxide affect global warming. They originate in massive convective storm complexes known as mesoscale convective systems. The single flash occurred on Oct. 31, 2018 and covered a horizontal distance of 440.6 miles, plus or minus 5 miles, across parts of southern Brazil. ‘Megaflash’: 700km-long lightning bolt sets new global record, WMO confirms. Are the jet stream and tornadoes related? At 440-mile-long (709km), it was so big it could connect Chicago with Toronto. 30 Jun 2020, 10:34; Updated: 30 Jun 2020, 11:29; AN EPIC lightning flash over Brazil has just been labelled as the single longest lightning bolt ever recorded. World's Longest Lightning Bolt Traveled Almost 200 Miles Lightning bolts can be seen during a thunderstorm near Rottweil, Germany, 10 September 2016. Updated Jun 27, 2020 | 15:22 IST A single flash of lightning that cut across the sky for more than 700 kilometres in Brazil in October 2018 is the longest lightning bolt on record, the World Meteorological Organization announced on Thursday. New satellite technology measures both longest distance and longest duration for single flashes Buzz . These findings were published by the American Geophysical Union’s Geophysical Research Letters. As part of its recent research the WMO used weather-monitoring satellites operated by the EU, the US and China. Fresh analysis from the World Meteorological Organization (WMO) has now given it the world's longest lightning bolt to be recorded title. ‘Megaflash’: 700km-long lightning bolt sets new global record, WMO confirms. This lightning bolt was photographed over Hanoi on May 13, 2020. This new record for the longest detected distance for a single lightning flash smashes the previous record of 199.5 miles, which occurred on June 20, 2007 across Oklahoma. This is considered the longest lightning ever recorded in human history. The World Meteorological Organization, or WMO, investigates and certifies meteorological records. By Nick Pearson. The Sun website is regulated by the Independent Press Standards Organisation (IPSO). On Friday, a WMO committee of experts confirmed a new world record for the longest … New satellite observations to study lightning were used to help validate the new record. While your chances of getting hit by lightning are only about 1 in a million in a given year, it is good to keep some safety tips in mind. (Credit: NOAA) The World Meteorological Organization, or WMO, investigates and certifies meteorological records. This service is provided on News Group Newspapers' Limited's Standard Terms and Conditions in accordance with our Privacy & Cookie Policy. The study also found a lightning bolt which broke the record for longest duration. 679215 Registered office: 1 London Bridge Street, London, SE1 9GF. News Corp is a network of leading companies in the worlds of diversified media, news, education, and information services. New satellite technology was used to compare the epic 2018 flash to the previous record holder. Professor Randall Cerveny, chief rapporteur of Weather and Climate Extremes for WMO, said: "These are extraordinary records from single lightning flash events. 11:18am Jul 1, 2020. "This will provide valuable information for establishing limits to the scale of lightning – including megaflashes - for engineering, safety and scientific concerns.". This was a 200-mile-long lightning bolt that lit up the sky over Oklahoma in 2007.