Overall Green Tropical Cyclone for CHAN-HOM-26 in Japan from 07 Aug 2026 00:00 UTC to 08 Aug 2026 18:00 UTC

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

Overall Green Tropical Cyclone for CHAN-HOM-26

in Japan

Event summary

Tropical Cyclone CHAN-HOM-26 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID	TC 1001299
Name	CHAN-HOM-26
From - To	07 Aug - 11 Aug
Exposed countries	Japan
Exposed population	No people in Category 1 or higher
Maximum wind speed	93 km/h Tropical storm
Maximum storm surge	0.9 m (11 Aug 16:00 UTC)
Vulnerability	Low (Japan)

GDACS Score

For more info on GDACS alert score click here.

	Wind	Storm surge	Rainfall	GDACS score
GDACS JTWC	93 km/h	0.6 m	n.a.	0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF	94 km/h	2.5 m	432 mm	0.5
GFS	137 km/h	3 m	657 mm	0.5
ECMWF	137 km/h	3.1 m	696 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, 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)

Latest media headlines

Next-gen HSR train arrives 2026-08-16 Taiwan High Speed Rail Corp (THS.. 8/15/2026 4:01:00 PM.

Record Rain Kills 8 in Japan and Strands Thousands at Tokyo Airport 8/14/2026 1:33:00 PM.

Thousands stranded at Narita airport, 8 killed as ''unprecedented'' ra.. 8/14/2026 1:26:00 PM.

‘Unprecedented’ rain in Japan kills eight people 8/14/2026 11:27:00 AM.

View more news

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

Analytical products

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (40), WMO (1), INFORM (2), (1),

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