Longest duration 16.7 seconds, #Argentina, 4.3.2019 It originates from a mass of storm clouds at a height of more than 1 km, and occurs during 140 to 160 nights a year, 10 hours per day and up to 280 times per hour. 74 seconds over France in 2012 — right out of the, well, cloud... "These are extraordinary records from single lightning flash events," says the WMO's Randall Cerveny, quoted in a WMO release about the episodes. Get unlimited access when you subscribe. A single flash of lightning that cut the sky across 709 kilometres in Brazil on October 31, 2018, has been officially recognised as the longest lightning bolt on record, the … Verified with new satellite lightning imagery technology pic.twitter.com/DfG9NUrjEl. Your website access code is located in the upper right corner of the Table of Contents page of your digital edition. GLM far exceeds the capabilities of its predecessors, they say. The new megaflash records have been verified with a new satellite lightning imagery technology. The previous record of longest lightning flash was 321 kilometres, which was measured on June 20, 2007, in Oklahoma, US. Here’s How They Make It in the Urban Jungle. But now, scientists have confirmed one so long that it defies the imagination. A single flash of lightning that cut the sky across 709 kilometres in Brazil on October 31, 2018, has been officially recognised as the longest lightning bolt on record, the UN weather agency announced on Thursday. "It is likely that even greater extremes still exist, and that we will be able to observe them as lightning detection technology improves.”. Most lightning — like this flash over Texas in 2009 — is impressive enough. WMO’s Committee on Weather and Climate Extremes also announced a new record for longest duration flash: 16.73 seconds from a flash that developed over northern Argentina on March 4, 2019. Another record is for an indirect strike when lightning struck a set of oil tanks in Egypt's Dronka in 1994 causing burning oil to flood in the town. When a flash does ignite, it can propagate across a vast distance and for a long duration. The flash had cut across the sky for 709 kilometres in Brazil on October 31, 2018.  |  Photo Credit: iStock Images, Plane en route to Heathrow airport gets stuck with three bolts of lightning, video goes viral [WATCH], Rare double 'lightning rainbows' illuminate UK skies - See pictures, Mustard Fish Curry Recipe | How to Make Mustard Fish Curry | Bengali Fish Curry | The Foodie, Naya Kashmir votes; Is Congress & Owaisi in one team? It occurs over and around Lake Maracaibo, typically over a bog area formed where the Catatumbo River flows into the lake. Longest distance: 709 km (440.6 miles), #Brazil, 31.10.2018 In each case, they were the product of a gigantic collection of thunderstorms acting as a single system — a phenomenon meteorologists call a "Mesoscale Convective System," or MCS. Data from the instrument help with forecasting of severe storms and potentially damaging phenomena such as hailstorms, microburst winds, tornadoes, and hurricanes. One of them is for the most people killed by a single direct strike of lightning. The new measurements reveal "extraordinary records from single lightning flash events," Randall Cerveny, the chief rapporteur in the WMO expert committee, said. The Geostationary Lightning Mapper, or GLM, aboard the satellite detects light emitted by lightning at the tops of clouds, during both night and day. Photographer: Sean Waugh NOAA/NSSL. If that seems impossible, consider that just such a prodigious lightning flash has now been confirmed — not in SoCal but in South America. The quirky weather records are stored in the WMO Archive of Weather and Climate Extremes. "It is likely that even greater extremes still exist, and that we will be able to observe them as lightning detection technology improves," AFP quoted Cerveny as saying. Super Typhoon Goni Churns Toward the Philippines as the Globe's Strongest Storm of 2020, Radar Is Revolutionizing the Study of Migrations, but Researchers Need Birdwatchers’ Help. ), Satellite image showing the record extent of a lightning flash over Brazil October 31, 2018. Where Was the Birthplace of Modern Humans? The archive has two other lightning-related extremes. (Credit: WMO). This far surpasses the previous record of 199.5 miles, set by a flash on June 20, 2007 over Oklahoma.

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