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TCAR - Typhoon Committee

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158<br />

ESCAP/WMO<br />

<strong>Typhoon</strong> <strong>Committee</strong> Annual Review 2009<br />

weakened rapidly into a tropical depression on 19 July<br />

and then dissipated over southern China later the day.<br />

GONI (0907) formed as a tropical depression over the<br />

sea east of the Philippines on 1 August, and moved<br />

generally westwards crossing the Luzon Island and<br />

entered the South China Sea the next morning, Then<br />

it turned to move northwestwards and intensified<br />

into a tropical storm on 3 August. Goni landed on<br />

the coast of Guangdong Province on 5 August and<br />

weakened into a tropical depression the next day.<br />

After crossing the Leizhou Peninsula, it gradually<br />

turned southwestwards and entered the Beibu Gulf<br />

where it intensified again into a tropical storm on 7<br />

August. While weakening into a tropical depression<br />

on 8 August, it turned southwestwards and gradually<br />

to move northeastwards. Later it dissipated over the<br />

northwestern part of the South China Sea on 10<br />

August.<br />

Morakot (0908) formed as a tropical depression<br />

over the western North Pacific on 2 August and<br />

initially moved eastwards. It soon intensified into a<br />

tropical cyclone on 3 August. It then turned to move<br />

westwards and intensified into severe tropical cyclone<br />

on 4 August and reached the typhoon intensity<br />

the next day. Morakot crossed Taiwan on 7 August<br />

and then weakened into a severe tropical storm.<br />

It gradually turned to move northwards and made<br />

landfall in Fujian Province on 9 August. It weakened<br />

further into a tropical storm and moved northwards<br />

across eastern China. Then it further weakened into<br />

a tropical depression the next day. Turning to move<br />

northeastwards, it passed over the Yellow Sea and<br />

transformed into an extra-tropical cyclone on 11<br />

August.<br />

ETAU (0909) formed as a tropical depression over the<br />

western North Pacific southwest of Iwoto Island on<br />

8 August and moved northwestwards. It intensified<br />

into a tropical storm the next day. It was gradually<br />

turning to move northeastwards on 10 August then<br />

eastwards and weakened into a tropical depression<br />

on 13 August after turning northwards. It then moved<br />

generally to the east and became an extra-tropical<br />

cyclone to the east of Japan.<br />

VAMCO (0910) formed as a tropical depression<br />

over the western North Pacific west of the Marshall<br />

Islands on 16 August and moved generally northnorthwestwards.<br />

It intensified first into a tropical<br />

storm and then a severe tropical storm on 18 August,<br />

and reached typhoon intensity the next day. It turned<br />

to move northwards on 23 August and then northnortheastwards.<br />

Vamco weakened into a severe<br />

tropical storm on 25 August and then became an<br />

extra-tropical cyclone over the western North Pacific<br />

to the east of Kamchatka Peninsula on 26 August.<br />

KROVANH (0911) formed as a tropical depression to<br />

the east of Mariana Islands on 28 August. Moving<br />

northwards, it intensified into a tropical storm that<br />

evening. Krovanh turned to move northwestwards<br />

and further intensified into a severe tropical storm on<br />

30 August. Gradually turning to move northeastwards,<br />

Krovanh traversed the eastern coast of Japan on<br />

31 August. Continuing its northeasterly trajectory,<br />

it weakened into a tropical storm and became an<br />

extra-tropical cyclone to the east of Hokkaido on 1<br />

September.<br />

DUJIAN (0912) formed as a tropical depression<br />

over the sea east of the Luzon on 2 September. At<br />

first it started to move westwards, it later turned to<br />

move eastwards and intensified into a tropical storm<br />

on 3 September. Turning to move northeastwards,<br />

it intensified further into a severe tropical storm on<br />

5 September. Dujian moved east-northeastwards<br />

across the western North Pacific to the south of<br />

Japan. It became an extra-tropical cyclone overt the<br />

western North Pacific to the east of Japan on 10 Sept.<br />

MUJIGAE (0913) formed as a tropical depression<br />

over the sea east of Luzon Island on 9 September<br />

and moved west-northwestwards. It intensified into a<br />

tropical storm over the northern part of South China<br />

Sea to the south of Hong Kong on 10 September. It<br />

turned to move westwards crossing the northern part<br />

of Hainan Island. Keeping its westerly track, Mujigae<br />

weakened into a tropical depression on 12 September<br />

after it made landfall over northern Viet Nam. It further<br />

weakened into an area of low pressure over northern<br />

Viet Nam.<br />

CHOI-WAN (0914) formed as tropical depression<br />

over the western North Pacific to the east of Guam<br />

on 12 September and moved west-northwestwards.<br />

It intensified into a tropical storm later at that day.<br />

It rapidly intensified into severe tropical storm then<br />

typhoon on 14 September after turning to move<br />

westwards. Choi-wan continued to move westnorthwestwards<br />

and gradually turning to move<br />

northeastwards. It weakened into a severe tropical<br />

storm, then rapidly transformed into an extra-tropical<br />

cyclone to the east of Japan on 20 September.<br />

KOPPU (0915) formed as a tropical depression off the<br />

northern coast of Luzon Island on 13 September and<br />

moved at first westwards. It intensified into a tropical<br />

storm as it turned to move west-northwestwards

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