People take cover under a tree after strong winds brought by Typhoon Rammasun, locally called Glenda, battered the capital, metro Manila July 16, 2014. Philippine authorities evacuated almost 150,000 people from their homes and shuttered financial markets, government offices, businesses and schools on Wednesday as typhoon Rammasun gathered strength and hit the capital, Manila. REUTERS/Romeo Ranoco

People cross a street against strong wind and heavy rainfall under the influence of Typhoon Haiyan, in Sanya, Hainan province November 10, 2013. One of the most powerful storms ever recorded killed at least 10,000 people in the central Philippines, a senior police official said on Sunday, with huge waves sweeping away entire coastal villages and devastating the region's main city. Despite weakening, the storm is likely to cause heavy rains, flooding, strong winds and mudslides as it makes its way north in the South China Sea. Picture taken November 10, 2013. REUTERS/China Daily

Men react as they struggle against a strong wind and rain caused by approaching Typhoon Wipha at a business district in Tokyo October 16, 2013. A once-in-a-decade typhoon threatened Japan on Tuesday, disrupting travel and shipping and forcing precautions to be taken at the wrecked Fukushima nuclear power plant. REUTERS/Toru Hanai

A man assisted a motorcyclist after he fell along a main road after strong winds brought by Typhoon Rammasun, locally called Glenda, battered the capital, metro Manila July 16, 2014. Philippine authorities evacuated almost 150,000 people from their homes and shuttered financial markets, government offices, businesses and schools on Wednesday as typhoon Rammasun gathered strength and hit the capital, Manila. REUTERS/Romeo Ranoco

A tricycle and residents are pulled on a farm tractor trailer along a flooded highway in Zaragoza, Nueva Ecija in northern Philippines October 20, 2015, after the province was hit by Typhoon Koppu. A typhoon swept across the northern Philippines killing at least nine people as trees, power lines and walls were toppled and flood waters spread far from riverbeds, but tens of thousands of people were evacuated in time. REUTERS/Erik De Castro TPX IMAGES OF THE DAY - RTS57AR

Policemen and residents run as waves from a tidal bore surge past a barrier on the banks of Qiantang River in Haining, Zhejiang province August 31, 2011. As Typhoon Nanmadol approaches eastern China, the tides and waves in Qiantang River recorded its highest level in 10 years, local media reported. REUTERS/China Daily

A pedestrian falls as a result of strong winds brought by typhoon Morakot in Taipei August 7, 2009. The mid-strength typhoon, the most severe this year so far, began enveloping Taiwan on Friday, cancelling flights and closing ports with wind gusts up to 180 kph (112 mph) before heading to China. REUTERS/Pichi Chuang

A man dodges tidal waves under the influence of Typhoon Usagi in Hangzhou, Zhejiang province, September 21, 2013. China's National Meteorological Center issued its highest alert, warning that Usagi would bring gales and downpours to southern coastal areas, according to the official Xinhua news agency. Picture taken September 21, 2013. REUTERS/Chance Chan

A local resident falls off from his bicycle on a flooded street after a rainstorm hit Fuzhou, east China's Fujian province, July 16, 2006. Torrential rainstorms and flooding unleashed by Typhoon Bilis killed at least 154 people across southeast China, according to latest Xinhua and local news reports. Picture taken July 16, 2006. REUTERS/Kong Long

A motorcyclist falls along a road as Typhoon Megi hits Hualien, eastern Taiwan, September 27, 2016. REUTERS/Tyrone Siu TPX IMAGES OF THE DAY - RTSPL24

A pedestrian walks in rain as Typhoon Fung-Wong hits in Taipei July 28, 2008. A typhoon packing wind gusts of up to 190 kph (about 120 mph) and forecast to dump up to a metre (40 inches) of rain in places was on course to hit Taiwan on Monday morning, prompting business and market closures. REUTERS/Pichi Chuang

A boy swims in a knee-high floodwaters brought about by continuous rainfall from Typhoon Muifa along a main street in Maceda, metro Manila August 2, 2011. Due to heavy rains and flooding in many places in the capital region of metro Manila, Executive Secretary Paquito Ochoa Jr. has suspended all classes in schools and work in government agencies, according to local media. REUTERS/Romeo Ranoco

A woman rides her electric bicycle against the strong wind and heavy rainfall as Typhoon Rammasun hits Zhanjiang, Guangdong province July 18, 2014. A super typhoon slammed into China on Friday killing one person, as the government ordered an all-out effort to prevent loss of life from a storm that has already killed at least 64 people in the Philippines. Rammasun made landfall at Wenchang city on south China's island province of Hainan on Friday afternoon. REUTERS/Stringer

A man pushes his electric bicycle against strong wind and heavy rainfalls along a flooded seaside street as Typhoon Rammasun hits Haikou, Hainan province July 18, 2014. A super typhoon slammed into China on Friday killing one person, as the government ordered an all-out effort to prevent loss of life from a storm that has already killed at least 64 people in the Philippines. Rammasun made landfall at Wenchang city on south China's island province of Hainan on Friday afternoon. Picture taken July 18, 2014. REUTERS/Stringer

Visitors run away as waves from a tidal bore surge past a barrier on the banks of Qiantang River, under the influence of Typhoon Trami, in Hangzhou, Zhejiang province August 23, 2013. Rainstorms brought by Typhoon Trami swept the southeastern coastal provinces of Zhejiang and Fujian, affecting 1.4 million people and forcing relocation of 351,000, the Ministry of Civil Affairs said on Friday, according to Xinhua News Agency. Picture taken August 23, 2013. REUTERS/Stringer