Overall Green alert Tropical Cyclone for LARRY-21
in Canada, Saint Pierre and Miquelon

Event summary

Tropical Cyclone LARRY-21 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000821
Name LARRY-21
From - To 31 Aug - 11 Sep
Exposed countries Canada, Saint Pierre and Miquelon
Exposed population 420 thousand in Category 1 or higher
Maximum wind speed 204 km/h Category 3
Maximum storm surge 0.9 m (11 Sep 05:00 UTC)
Vulnerability Low (Canada)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS NOAA 111 km/h 0.9 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 216 km/h 0.9 m 538 mm 0.5
GFS 162 km/h 3.3 m 407 mm 0.5
ECMWF 108 km/h 3.4 m 431 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: 862 | About casualties: 60 | Last hour: 0

Nicholas causes power outages, floods streets in Texas, Louisiana2021-09-15T03:07+0200.

Sept. 14 (UPI) -- Tropical Storm Nicholas brought heavy rains and left hundreds of thousands without power as it made landfall in the Gulf Coast as a Category 1 hurricane early Tuesday. Nicholas touched down Matagorda, Texas, at 1 a.m., cau
...(more)
Des pluies torrentielles laisseront place à un soleil radieux et à 20 ... 2021-09-15T02:44+0200.

Le SOLEIL et les sommets de 20 ° C contribueront à assécher la capitale aujourd’hui après que les stations de Tower Bridge et de métro ont été touchées par des inondations à la suite de pluies torrentielles. Le Met Office a promis un ciel e
...(more)
Tropical Storm Nicholas Heads Toward Louisiana After Drenching Houston ... 2021-09-15T00:17+0200.

Standing water in Galveston, Texas on Tuesday, Sept. 14, 2021, in the wake of Tropical Storm Nicholas. (Callaghan O’Hare/The New York Times) Tropical Storm Nicholas lashed weary residents with powerful wind gusts and heavy rain in Texas on
...(more)
Property Insurance Claims and Loss Drafts: Mortgage Servicer Obligatio ... 2021-09-14T23:48+0200.

As homeowners file insurance claims for property damage following Hurricane Ida and with Hurricane Larry threatening the northeast coast, mortgage servicers are facing an influx of insurance proceeds or loss draft funds. To avoid borrower l
...(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 (40), (2), WMO (1), INFORM (2),