Overall Green alert Tropical Cyclone for IMOGEN-21
in Australia

Event summary

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

GDACS ID TC 1000757
Name IMOGEN-21
From - To 03 Jan - 03 Jan
Exposed countries Australia
Exposed population No people in Category 1 or higher
Maximum wind speed 83 km/h Tropical storm
Maximum storm surge 0.9 m (03 Jan 12:00 UTC)
Vulnerability Low (Australia)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS JTWC 83 km/h 0.9 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 76 km/h 0.3 m 276 mm 0.5
GFS 76 km/h 0.5 m 355 mm 0.5
ECMWF 65 km/h 0.7 m 745 mm 0.5
Maximum expected impact (wind, storm surge and rainfall) using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
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

Articles: 10 | About casualties: 0 | Last hour: 0

'It could happen any year': 2011 Queensland floods not just a memoryThu, 07 Jan 2021 07:02:00 +0100.

Ten years on from the 2011 Queensland floods, Brisbane residents have been warned another disaster of the same scale could hit any year, or even year upon year. As Australia faces a La Nina season with expected heavy rain and the remnants o
...(more)
'It could happen any year': 2011 Queensland floods not just a memoryThu, 07 Jan 2021 06:49:00 +0100.

Ten years on from the 2011 Queensland floods, Brisbane residents have been warned another disaster of the same scale could hit any year, or even year upon year. As Australia faces a La Nina season with expected heavy rain and the remnants o
...(more)
La tempête tropicale Imogen touche le Nord-Est de l'AustralieWed, 06 Jan 2021 10:07:00 +0100.

CATastrophes NATurelles.net, l'observatoire permanent des catastrophes naturelles : veille permanente et archivage de l'actualité des catastrophes naturelles, de la gestion des risques naturels et des changements climatiques. Service de vei
...(more)
Australia to endure another week of heavy rainfall in Queensland, NSW, ... Mon, 04 Jan 2021 16:10:00 +0100.

Australians to suffer through ANOTHER week of endless rain after severe storm threw 10,000 lightning strikes on Sydney and a cyclone batters Queensland – so when will the sunshine finally appear? Severe thunderstorm hit hard over Sydney, Bl
...(more)

View more news

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

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (38), (2), WMO (1), INFORM (2),