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2009年8月26日星期三

Pearl River Delta region occur within 2 hours of more than six thousand lightning (Figure)









Guangzhou Daily reported that August 26, "rumbled!" Yesterday afternoon, there came from Guangzhou, a strong thunderstorm, local places have also emerged briefly from 6 to 7 winds. According to incomplete statistics, 14 o'clock to 16 o'clock yesterday, within the framework of the Pearl River Delta recorded cloud-to-ground lightning over 6,000 times, weather experts have warned the public that when the weather is unstable must carefully guard against lightning attacks.

Weather-induced instability of the subtropical high subside

Yesterday, 14 am, hot Guangzhou gradually blowing the wind, clouds clouds above the city. 2:30 p.m., after a heavy rain wiped out Guangzhou. In the rainfall process, the sound thunder never stopped shining white lightning Jiaoren gripped with horror. Reporter from the Hong Kong Observatory's website found at 2:00 p.m. ~ 3:59 p.m. During that time, the relatively frequent thunder and lightning the Pearl River Delta, Guangzhou, Foshan and Dongguan City, recorded in the number of cloud-to-ground lightning reached 6341 times. In the lightning struck around 14:00 Dongguan, Foshan and other places, followed by a gradual shift in Guangzhou as well as Qingyuan.

Why do thunderstorms occur for several days the weather? Guangdong Provincial Meteorological Science and Technology Service Center's chief expert Dr Natsue interpretation of this instability is mainly due to the recent weather slightly weakened subtropical high. Guangdong is located in subtropical southern margin of the wind band, these days there is an easterly wave from east to west transmission, also unstable weather, "coupled with the current hot weather due to the afternoon heat will easily give rise to a night-time thunderstorm." Subtropical high tomorrow turn to reassert control in Guangdong, thunderstorms, the weather was temporarily ended.

Hong Kong lightning location is available at check

The last few days of thunderstorms and the weather led to some areas affected residents, and even fatal incident took place struck by lightning. Last night 7 pm, Panyu District, 46-year-old Jiangxi Ji Chen姓crafts in the vegetable garden was hit by lightning, police said. Huangpu District, Village of the dozens of pairs of computers in almost the same time being struck by lightning burned. Therefore, the thunder and lightning occur, they should pay more attention to meteorological observatory issued warning signals such as thunderstorms and strong winds in case of thunderstorms, try not to go out.

It is understood that the Hong Kong Observatory on its website with thunder and lightning location information service, fine to a certain real estate, parks, beaches and so on. Guangzhou will set up a similar service? Guangzhou City, DENG Chun-lin, director of lightning disaster management office said yesterday that, due to lightning information monitoring is also not accurate enough, Guangzhou temporarily not to introduce such a service. However, according to report, the Hong Kong Observatory's lightning location information, but also covers some areas of Guangdong, Guangdong residents can be used as a reference against lightning hazards.

Personal Lightning Points

1. Should stay indoors, shut windows and doors; outdoor workers should take refuge indoors as soon as possible.

2. Lack of lightning protection measures should not use electrical appliances, do not tap.

3. Do not touch the antenna, water pipes, wire, metal doors and windows, building facades, away from the live wires and other equipment or other similar metal installations.

4. Reducing the use of telephone and mobile phone.

5. Do not swim or engage in other aquatic activities, not suitable for outdoor ball games.

6. Do not stand on the hill near the roof, or other highly conductive objects.

7. Do not deal with open containers of flammable materials.

8. In the wilderness should stay away from trees and masts, at least 5 meters far from the tree.

9. In the open ground should not be an umbrella, not appropriate to carry on their shoulders and so on badminton racket.

10. Not open motorcycle, cycling.

11. Thunderstorm when, if the hair rises up, to be squat, feet together, reducing the step voltage. (This article Source: Guangzhou Daily)



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