GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

Overall Red alert Tropical Cyclone for IRMA-17
in United States, Bahamas, Cuba, Turks and Caicos Islands, Dominican Republic, Puerto Rico, Virgin Islands, U.S., Virgin Islands, British, Anguilla, Saint Kitts and Nevis, Antigua and Barbudafrom 30 Aug 2017 15:00 UTC to 12 Sep 2017 03:00 UTC
GDACS Event Report - Summary


Tropical Cyclone IRMA-17 can have a high humanitarian impact based on the Maximum sustained wind speed and the affected population and their vulnerability.

Updated: this report is based on advisory number 52: (12 Sep 2017 17:33).

  • Tropical Cyclone Tropical Depression (maximum wind speed of 296 km/h)
  • from 30 Aug 2017 15:00 UTC to 12 Sep 2017 03:00 UTC
  • Population affected by Category 1 (120 km/h) wind speeds or higher is 0.243 million
  • inserted at 12 Sep 2017 00:49:57 UTC
  • Vulnerability: Medium

Extreme Rain

Potential rainfall is calculated based on rainfall observed by several microwave satellite sensors.

The image shows the total rainfall accumulation associated with the cyclone.

Storm surge

The maximum Storm surge height is  3.1m in Dismal Key, United States. This height is estimated for 10 Sep 2017 21:00:00.


Cuba - Hurricane IRMA Update

(Created: Thu, 14 Sep 2017 06:36:00 +02:00)

To obtain GIS data of the hazard layers in this map (such as rainfall, wind fields, storm surge, earthquake epicentres etc) please send a request to contact us. Note that the original source of this data (GDACS/JRC or organisations such as NOAA, USGS etc) much always be cited

More maps


Known identifiers for this event: AL112017 (NOAAid)

Latest media headlines

Articles: 1931 | About casualties: 140 | Last hour: 0

Hurricane Irma evacuees' baby born in Birmingham

Sat, 16 Sep 2017 02:55:00 +0200wsfa (en)

BIRMINGHAM, AL (WBRC) - Imagine leaving your home state just days before the due date of your child. Where would you go? What would you do? It was the situation the O’Byrne family faced, but they believe divine intervention placed them right where they needed to be.

About 1.5 million, mostly in Florida, without power in Irma's wake

Sat, 16 Sep 2017 02:45:00 +0200straitstimesSG (en)

MIAMI (Reuters) - About 1.5 million homes and businesses in Florida and Georgia remained without power on Friday (Sept 15) after Hurricane Irma, including 46 of Florida's nearly 700 nursing homes caught in the deadly storm's path. Irma, which ranked as one of the most powerful Atlantic storms on....

Two bodies of Irma hurricane victims to be transported to Trinidad

Sat, 16 Sep 2017 02:38:00 +0200thedailyherald (en)

Source photo Trinidad Express. PHILIPSBURG—According to the website of the Trinidad Express newspaper the bodies of Trinidadian Melan June Salvary-Doyle and her three-year-old grandson who were swept to their deaths by raging flood waters as Hurricane Irma pummeled St. Maarten/St.

More news...

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EMM (1), JRC (165), (2), BOM (1), JTWC (1), NASA (1), NOAA (3), OCHA (1), TRMM (1), Unisys (1), WMO (1), ECMWF (4), HWRF (1), GFS (1), INFORM (2),

Access resources: List or RSS RSS

Further information and official advisories can be found at the Severe Weather Information Centre of the World Meteorological Organization, by clicking on the Tropical Cyclone symbols on the world map of the site.