Almost 10,000 cloud-to-ground lightning strikes in 14 hours, as storm dampens Hong Kong’s May Day break

Hong Kong saw 9,437 cloud-to-ground lightening strikes across a 14-hour period beginning at 9pm on Tuesday, as severe storms lashed the territory, according to the Observatory.

Lightening over Hong Kong’s harbour on Tuesday, April 30, 2024. Photo: Courtesy of Gerry Cheng.

The Observatory said that heavy showers and squally thunderstorms will continue during Wednesday’s May Day holiday: “Showers will be heavy at times. Moderate east to northeasterly winds, gusty at times.”

Lightening on Tuesday, April 30, 2024. Photo: Courtesy of Lok Tonight.

The thunderstorm warning was first hoisted at 7.17pm on Tuesday and remained in force on Wednesday morning alongside an amber rainstorm warning.

Cloud-to-ground lightning count distribution over Hong Kong. Photo: HKO.

Delays continued at Hong Kong’s international airport, with several planes diverted on Tuesday evening.

Lightening on Tuesday, April 30, 2024. Photo: Courtesy of Cch Ten.

The wet weather comes as China’s Golden Week holiday period kicked off, with the city expecting an influx of tourists.

Lightening strikes over Hong Kong on Tuesday evening, April 30, 2024. Photo: HKO.

Hong Kong’s first regular drone and pyrotechnics show is still due to take place on May Day evening, as part of a tourism drive.

Meanwhile, dragon boat races on Lamma Island continued during Wednesday’s Tin Hau Festival, despite the conditions.

Tin Hau Festival dragon boat races on Lamma Island on May 1, 2024. Photo: Tom Grundy/HKFP.

Occasional thunderstorms will continue on Thursday, with hotter, brighter weather predicted for early next week, the Observatory said.

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