Overall Green Tropical Cyclone for BLAKE-20
in Australia

Event summary

Tropical Cyclone BLAKE-20 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000644
Name BLAKE-20
From - To 05 Jan - 08 Jan
Exposed countries Australia
Exposed population No people in Category 1 or higher
Maximum wind speed 93 km/h Tropical storm
Maximum storm surge 1.1 m (06 Jan 13:00 UTC)
Vulnerability Low (Australia)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS JTWC n.a 1.1 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 83 km/h 0.9 m 574 mm 0.5
GFS 94 km/h 1.1 m 449 mm 0.5
ECMWF 126 km/h 0.9 m 539 mm 0.5
Maximum expected impact (wind, storm surge and rainfall) using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Australia - Tropical Cyclone (ECHO 07 Jan 2020)Tue, 07 Jan 2020 11:09

  • Tropical Cyclone BLAKE formed over the Indian Ocean on 3 January, moving south-west towards the Kimberley Coast (north Western Australia).
  • On 7 January at 0.00 (UTC), its centre was located approximately 30 km north-west of Lagrange (Broome Municipality), with maximum sustained winds of 74 km/h.
  • BLAKE is forecast to weaken as it moves south, making landfall over southern Broome on the afternoon of 7 January.
  • Media report over a hundred people sheltered in a centre in Broome.
  • Strong winds and heavy rain is forecast over coastal areas over 7-8 January and a flood warning has been issued for west Kimberly.
Australia - Tropical Cyclone BLAKE update (ECHO 08 Jan 2020)Wed, 08 Jan 2020 11:03

  • After making landfall in the western Kimberley region (Western Australia) on 7 January, Tropical Cyclone BLAKE is weakening as it moves south and is expected to dissipate on 8 January. 
  • On 8 January at 0.00, its centre was approximately 50 km north of Marble Bar Town (Pilbara region), with maximum sustained winds of 65 km/h.
  • Heavy rain is forecast over most of Pilbara and could reach the Great Sandy Desert, easing the fire danger further south in West Australia. Flood warnings are in effect for west Kimberley and for Pilbara, while a severe weather warning, including strong winds and heavy rain has been issued for Pilbara.
Detailed event map. European Union, 2026. 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)

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