Overall Green Tropical Cyclone for ONE-C-26 in United States from 12 Aug 2026 15:00 UTC to 15 Aug 2026 09:00 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 ONE-C-26

in United States

Event summary

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

GDACS ID	TC 1001303
Name	ONE-C-26
From - To	12 Aug - 15 Aug
Exposed countries	United States
Exposed population	10 thousand in Category 1 or higher
Maximum wind speed	130 km/h Category 1
Maximum storm surge	0.2 m (15 Aug 23:00 UTC)
Vulnerability	Low (United States)

GDACS Score

For more info on GDACS alert score click here.

	Wind	Storm surge	Rainfall	GDACS score
GDACS NOAA	130 km/h	0.2 m	n.a.	0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF	133 km/h	0.2 m	962 mm	0.5
GFS	115 km/h	0.2 m	567 mm	0.5
ECMWF	108 km/h	0.3 m	666 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

NHC tropics update Aug. 15: What hurricane center is tracking today hu.. 8/15/2026 2:17:00 PM.

Invest 92L could impact Lesser Antilles with wind, rain Saturday. Special note on the NHC cone: The forecast track shows the most likely path of the center of the storm. It does not illustrate the full width of the storm or its impacts, and

...(more)

NHC tropics update Aug. 15: What hurricane center is tracking today hu.. 8/15/2026 2:02:00 PM.

Invest 92L could impact Lesser Antilles with wind, rain Saturday. Special note on the NHC cone: The forecast track shows the most likely path of the center of the storm. It does not illustrate the full width of the storm or its impacts, and

...(more)

NHC tropics update Aug. 15: What hurricane center is tracking today hu.. 8/15/2026 1:47:00 PM.

Invest 92L could impact Lesser Antilles with wind, rain Saturday. Special note on the NHC cone: The forecast track shows the most likely path of the center of the storm. It does not illustrate the full width of the storm or its impacts, and

...(more)

Power cuts trigger water shortages 8/15/2026 1:47:00 PM.

The National Grid Corp. of the Philippines placed the Visayas grid under a red alert on Friday, Aug. 14, 2026, from 6 p.m. to 9 p.m., forcing Visayan Electric to implement rotational power cuts. Rotational brownouts force Metropolitan Cebu

...(more)

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),

Disclaimer - Copyright
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.