Overall Orange Tropical Cyclone alert for CHIDO-25 in Mayotte, Mozambique from 09 Dec 2024 18:00 UTC to 12 Dec 2024 00:00 UTC

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Overall Orange alert Tropical Cyclone for CHIDO-25

in Mayotte, Mozambique

Event summary

Tropical Cyclone CHIDO-25 can have a medium humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID	TC 1001131
Name	CHIDO-25
From - To	09 Dec - 12 Dec
Exposed countries	Mayotte, Mozambique
Exposed population	930 thousand in Category 1 or higher
Maximum wind speed	232 km/h Category 4
Maximum storm surge	0.4 m (14 Dec 13:00 UTC)
Vulnerability	High (Mozambique)

GDACS Score

For more info on GDACS alert score click here.

	Wind	Storm surge	Rainfall	GDACS score
WMO-RSMC La Réunion	169 km/h	0.4 m	n.a.	1.5
GDACS JTWC	167 km/h	0.2 m	n.a.	1.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF	241 km/h	0.3 m	456 mm	0.5
GFS	173 km/h	0.4 m	469 mm	0.5
ECMWF	155 km/h	0.3 m	404 mm	0.5

Maximum expected impact (wind, storm surge and rainfall) using different data sources.

Virtual OSOCC

Meteo assessment

Satellite products

Analytical products

Madagascar - Tropical cyclone CHIDO (ECHO 12 Dec 2024)Tue, 10 Dec 2024 11:58

A new tropical cyclone named CHIDO, formed over the southern Indian Ocean is moving west towards northern Madagascar. On 10 December at 6.00 UTC, its centre was located in the sea, approximately 1,300 km east of Antsiranana city, Diana Region, northern Madagascar with maximum sustained winds of 116 km/h (tropical storm).
CHIDO is forecast to continue westwards, strengthening, and it could cross northern Madagascar on the afternoon of 13 December.
On 10-11 December light rain is forecast over north-western Madagascar while on 12-13 December heavy to very heavy rainfall is expected across northern Madagascar.

Madagascar - Tropical cyclone CHIDO, update (ECHO 12 Dec 2024)Wed, 11 Dec 2024 11:29

Tropical cyclone CHIDO continued west towards northern Madagascar and on 11 December at 0.00 UTC, its centre was located in the sea, approximately 1,060 km east-northeast of Antsiranana city, Diana Region, northern Madagascar with maximum sustained winds of 110 km/h (tropical storm) and gusts up to 150 km/h.
CHIDO is forecast to continue west-southwestwards, strengthening, and it could cross northern Madagascar in the afternoon of 13 December.
On 11-13 December heavy to very heavy rainfall is expected across northern-central Madagascar, particularly over Diana, Amabatosoa, Analanjirofo, Melaky and Menabe.

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.

Updates on volcanic activity (Smithsonian)

Latest media headlines

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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.
The graph shows the current fatalities estimate.

Exposed population

Analytical products

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (40), (2), DesInventar (1), WMO (1), INFORM (2),

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