Product ID: 2766 - English
Published: 9 Feb, 2018
GLIDE: TC20180209TON

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GITA-18 is a tropical storm originated on the 9 February 2018 on the Pacific in the trajectory of Western Samoa and it is expected to become a tropical cyclone Category 1 on the 10 February 2018. GITA-18 is expected to made landfall on the 12 February 2018 over Tonga and acquire a Category 2 after the passage on the 13 February 2017.
Based on data of the expected tropical cyclone path GITA-18, wind speeds zones from Joint Research Centre (Issued on 09 February 2018 06:00 UTC), and population data from WorldPop 2015, UNITAR-UNOSAT conducted a population exposure analysis for Western Samoa and Tonga. More than 75% of population of Western Samoa living inside wind speed one of 90km/h. More than 75% of the population of Tonga living inside wind speed zone of 120km/h.
Cyclone track: Joint Research Centre (JRC) as of 09/02/2018
Wind speed zones: Joint Research Centre (JRC) as of 09/02/2018
Administrative Levels: Global Administrative Areas (GADM)
Spatial Demographic Data: WorldPop (2015), 100 m spatial resolution
Analysis: UNITAR-UNOSAT (09/02/2018)