Overall Green alert Tropical Cyclone for OLGA-24
in Australia

Event summary

Tropical Cyclone OLGA-24 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1001058
Name OLGA-24
From - To 05 Apr - 10 Apr
Exposed countries Australia
Exposed population No people in Category 1 or higher
Maximum wind speed 222 km/h Category 4
Maximum storm surge 0.7 m (09 Apr 22:00 UTC)
Vulnerability Low (Australia)


For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS JTWC 56 km/h 1 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 248 km/h 0.8 m 653 mm 0.5
GFS 155 km/h 0.8 m 663 mm 0.5
ECMWF 68 km/h 0.6 m 555 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: 4 | About casualties: 0 | Last hour: 0

Extreme weather phenomena in Siberia are due to Arctic warming, scient ... 2024-04-12T12:02+0200.

TOMSK, April 12. /TASS/. Weather and climatic anomalies in Siberia are related to the fact that Rossby atmospheric waves, which "manage" the weather, have changed due to warming in the Arctic, scientists from Tomsk, Irkutsk and Novosibirsk
WEEKLY DISASTER UPDATE 1 – 7 April 20242024-04-09T10:43+0200.

REGIONAL SUMMARY: For the fourteenth week of 2024, the ASEAN region experienced 26 disasters, including floods, landslides, storms, and wind-related disasters. Indonesia and Thailand were reportedly affected by these disasters. According to
BMKG Forecasts Rainy Eid al-Fitr in Bogor and Other Parts of West Java2024-04-08T02:08+0200.

TEMPO.CO Jakarta The Climatology Station of the West Java Meteorology, Climatology, and Geophysics Agency (BMKG) predicted that rain will continue dominating the weather in West Java for the forthcoming week, as there are various factors th
Cyclone Olga Strengthens, Floods in Several Areas2024-04-06T15:58+0200.

KOMPAS/P RADITYA MAHENDRA YASA. The police helped push stranded vehicles of homecoming travelers through a flooded area on the northern coast route in Kaligawe, Semarang City, Central Java, on Saturday (6/4/2024). The floods in the area pos

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 (40), (2), WMO (1), INFORM (2),