Overall Green alert Tropical Cyclone for IRIS-18
in Australia

Event summary

Tropical Cyclone IRIS-18 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000444
Name IRIS-18
From - To 24 Mar - 06 Apr
Exposed countries Australia
Exposed population No people in Category 1 or higher
Maximum wind speed 120 km/h Category 1
Maximum storm surge 0.6 m (03 Apr 21:00 UTC)
Vulnerability Low (Australia)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS JTWC 56 km/h 0.6 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF n.a 0.4 m n.a. 0.5
GFS 52 km/h 1 m n.a. 0.5
ECMWF n.a 0.3 m n.a. 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: 11 | About casualties: 0 | Last hour: 0

Cyclone Iris gaining strength bringing destructive windsTue, 03 Apr 2018 07:40:00 +0200.

Heavy rain has been falling in the Whitsundays area, with drivers battling flooded roads on Tuesday morning. Iris wasn't predicted to make landfall but its impact will still be felt across areas already saturated from rain delivered on its
...(more)
Cyclone Iris threatens WhitsundaysTue, 03 Apr 2018 04:37:00 +0200.

The 'zombie' Cyclone Iris has reformed and is moving south about 345km east of Cairns. (AAP) In Mackay, 9NEWS weather reporter Natalia Cooper said wind speeds had already reached 60km/h and it was only going to get worse. "The cyclone is 34
...(more)
Signalement : cyclone tropical “Iris” au large du QueenslandTue, 03 Apr 2018 04:20:00 +0200.

– Source: Republic of France – Foreign Affairs in French – Press Release/Statement. Headline: Signalement : cyclone tropical “Iris” au large du Queensland. Signalement : Le cyclone tropical “Iris”, de catégorie 2 (vents de 95km/h avec des r
...(more)
Zombie Tropical Cyclone Iris to grow into a category 3 storm and lash ... Tue, 03 Apr 2018 00:28:00 +0200.

Tropical Cyclone Iris is back from the dead, the 'zombie' weather system reforming and bringing with it torrential rain, hurricane winds and flash flooding. Residents are bracing for a possible category 3 storm as Iris strengthens along the
...(more)

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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

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),