Overall Green alert Tropical Cyclone for BERTHA-20
in United States

Event summary

Tropical Cyclone BERTHA-20 can have a low humanitarian impact based on the maximum sustained wind speed, exposed population and vulnerability.

GDACS ID TC 1000670
Name BERTHA-20
From - To 27 May - 27 May
Exposed countries United States
Exposed population No people in Category 1 or higher
Maximum wind speed 83 km/h Tropical storm
Maximum storm surge 0.5 m (27 May 14:30 UTC)
Vulnerability Low (United States)

GDACS Score

For more info on GDACS alert score click here.
Wind Storm surge Rainfall GDACS score
GDACS NOAA 46 km/h 0.5 m n.a. 0.5
Single TC: maximum expected impact (wind, storm surge, rainfall)
HWRF 61 km/h 0.9 m 148 mm 0.5
GFS 54 km/h 0.6 m 130 mm 0.5
ECMWF 72 km/h 0.5 m 247 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: 174 | About casualties: 0 | Last hour: 0

Many States Scrambling to Update Hurricane Plans for VirusSun, 31 May 2020 19:41:00 +0200.

Officials across the U.S. South are still scrambling to adjust their hurricane plans to the coronavirus. The big unknown: Where will people fleeing storms go? The Associated Press surveyed more than 70 counties and states from Texas to Virg
...(more)
Many states scrambling to update hurricane plans for virusSun, 31 May 2020 17:13:00 +0200.

Officials across the U.S. South are still scrambling to adjust their hurricane plans to the coronavirus. The big unknown: Where will people fleeing storms go? The Associated Press surveyed more than 70 counties and states from Texas to Virg
...(more)
Many states scrambling to update hurricane plans for coronavirusSun, 31 May 2020 17:04:00 +0200.

The Associated Press surveyed more than 70 counties and states from Texas to Virginia, with more than 60% of coastal counties saying as of late May that they're still solidifying plans for public hurricane shelters. They're also altering pr
...(more)
Many states scrambling to update hurricane plans for virusSun, 31 May 2020 17:02:00 +0200.

Officials across the U.S. South are still scrambling to adjust their hurricane plans to the coronavirus. The big unknown: Where will people fleeing storms go? The Associated Press surveyed more than 70 counties and states from Texas to Virg
...(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),