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Overall Green Tropical Cyclone alert for ELLA-17 in Wallis and Futuna from 09 May 2017 00:00 UTC to 14 May 2017 12:00 UTC
GDACS Event Report - Summary


The map shows the accumulated precipitation along the cyclone's track. Yellow area is > 100mm; Red area is > 300mm; Blue area is > 500mm. The accumulated rainfall is calculated based on the Tropical Rainfall Potential of NOAA/NESDIS. The eTRaP is a simple ensemble whose members are the 6-hourly totals from the single-orbit TRaPs, which are rainfall estimates from passive microwave remote sensing. Rain map with eTraP data. (Source: JRC) Storm surge maximum height. (Source: JRC)

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

Updated: this report is based on advisory number 12.

  • Tropical Cyclone Tropical Depression (maximum wind speed of 139 km/h)
  • from 09 May 2017 00:00 UTC to 14 May 2017 12:00 UTC
  • Population affected by Category 1 (120 km/h) wind speeds or higher is 0
  • inserted at 15 May 2017 07:11:56 UTC

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  0.1m in Mua, Wallis and Futuna. This height is estimated for 12 May 2017 02:00:00.


Known identifiers for this event: SH192017 (JTWCid)

Latest media headlines

Articles: 8 | About casualties: 0 | Last hour: 0

Tropical Cyclone Ella brings rain, flooding to Fiji
Sat, 13 May 2017 12:50:00 +0200   aljazeera-en (en)

The tropical cyclone season in the southern hemisphere is supposed to end on April 30. We now have two storms that have developed since that date. Last week we had Tropical Cyclone Donna passing between Vanuatu and New Caledonia. The remnants of the storm have just cleared the North Island of New Zealand, dumping some very heavy rain.

People and organisations:

Futuna. La dépression tropicale Ella menace, l’alerte rouge déclenchée
Thu, 11 May 2017 16:53:00 +0200   OuestFrance (fr)

La « dépression tropicale forte » Ella et ses rafales de vent à 130 km/h se dirigent vers l'île de Futuna. Météo France a émis un bulletin d'alerte cyclonique rouge. | Météo France Alors que la « dépression tropicale forte » Ella et ses rafales de vent à 130 km/h se dirigent vers l’île de Futuna,....

People and organisations:

Futuna: la dépression tropicale Ella menace l'île, alerte cyclonique déclenchée Europe 1
Thu, 11 May 2017 13:20:00 +0200   msn-fr (fr)

© météo france Futuna : la dépression tropicale Ella menace l'île, alerte cyclonique déclenchée. Lorsque le cyclone passera près des côtés de Futuna, ses vents se renforceront pour atteindre des rafales de 140km/h. Une alerte cyclonique n°2 a été déclenchée sur l'île de Futuna à 17h30 (7h30 à Paris)....

People and organisations:

More news...

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EMM (1), JRC (126), (2), BOM (1), JTWC (1), NASA (1), NOAA (3), OCHA (1), TRMM (1), SWCB (1), Unisys (1),

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.