Overall Green alert Tropical Cyclone for TWENTYNINE-21

Event summary

Tropical Cyclone TWENTYNINE-21 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000854
From - To 16 Dec - 17 Dec
Exposed countries Off-shore
Exposed population No people in Category 1 or higher
Maximum wind speed 46 km/h Tropical depression
Maximum storm surge n.a.
Vulnerability --


For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS JTWC 46 km/h n.a. n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 76 km/h 0.6 m 897 mm 0.5
GFS 72 km/h 0.4 m 269 mm 0.5
ECMWF 76 km/h 0.4 m 309 mm 0.5
Maximum expected impact (wind, storm surge and rainfall) using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Malaysia - Tropical Depression TWENTYNINE (ECHO 17 Dec 2021)Fri, 17 Dec 2021 11:51

  • The newly formed Tropical Depression TWENTYNINE made landfall in an area in Kemaman District (southern Terengganu State, north-eastern Peninsular Malaysia) in the late evening of 16 December, and of 17 December at 0.00 UTC, its centre was about 40 km west of Kemaman, with maximum sustained winds of 46 km/h. 
  • According to the ASEAN Coordinating Centre for Humanitarian Assistance on Disaster Management (AHA Centre), more than 380 people have been displaced to evacuation centres in Terengganu and Kelantan States.
  • TWENTYNINE is forecast to continue further west over central Peninsular Malaysia as a Tropical Depression, dissipating in an area north of Kuala Lampur in the early morning of 18 December.
  • Moderate to locally heavy rain with thunderstorms is forecast over most of Peninsular Malaysia on 17-18 December.
Bangladesh - Severe weather Fri, 20 May 2022 08:35

  • A lightning event occurred in the Tahirpur Upazila of Sunamganj District (Sylhet Division, northern Bangladesh) on 19 May, resulting in casualties.
  • According to media reports, at least three people died and 15 others have been injured.
  • For the next 24 hours, heavy rain with thunderstorms and strong winds are forecast at many places over Rangpur, Rajshahi, Mymensingh and Sylhet divisions.
Detailed event map. European Union, 2024. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
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Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (40), INFORM (1), (1),