Overall Green alert Tropical Cyclone for OLGA-19
in United States

Event summary

Tropical Cyclone OLGA-19 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000622
Name OLGA-19
From - To 25 Oct - 26 Oct
Exposed countries United States
Exposed population No people in Category 1 or higher
Maximum wind speed 83 km/h Tropical storm
Maximum storm surge 0.6 m (26 Oct 09:00 UTC)
Vulnerability Low (United States)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS NOAA 83 km/h 0.6 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 108 km/h 0.2 m 373 mm 0.5
GFS 97 km/h 0.4 m 322 mm 0.5
ECMWF 94 km/h 0.4 m 304 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: 122 | About casualties: 2 | Last hour: 0

NASA Sees Tropical Cyclone Olga Merge with a Cold FrontTue, 29 Oct 2019 05:04:00 +0100.

Tropical Depression 17 strengthened briefly into a tropical storm on the same day it formed, Oct. 25. NASA’s Terra satellite captured a look at the clouds associated with its remnants merging with a cold front over the southern U.S. Tropic
...(more)
Tropical Storm Olga forms in Gulf of MexicoMon, 28 Oct 2019 18:24:00 +0100.

ORLANDO, Fla. Tropical Storm Olga has formed in the western Gulf of Mexico. It is expected to soon merge with a cold front and become what forecasters are calling a post-tropical low as it closes in on Louisiana, according to the latest adv
...(more)
NASA sees Tropical Cyclone Olga merge with a cold frontMon, 28 Oct 2019 17:06:00 +0100.

IMAGE: When NASA's Terra satellite passed over the eastern U.S. on Oct. 26, it found post-tropical cyclone Olga's clouds spreading into the Mississippi Valley, but there was no discernable center of... Credit: NASA Worldview. Tropical Depr
...(more)
Tropical Storm Olga forms; will soak northern Gulf CoastMon, 28 Oct 2019 10:21:00 +0100.

TAMPA, Fla. Days before Halloween, yet another tropical storm has formed in the Gulf of Mexico. Tropical Storm Olga will likely be short-lived, but still bring heavy rain to the northern Gulf Coast. As of Friday evening, Olga was located ab
...(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 (38), (2), WMO (1), INFORM (2),