Overall Green alert Flood
in United States

Event summary

This flood can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID FL 1101852
Death: 6
Displaced: 9460
Countries: United States
From - To 08 Feb - 15 Mar

GDACS Score

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Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
USA - Severe weather, update (ECHO 07 Mar 2023)Tue, 07 Mar 2023 11:45

  • Heavy rainfall, strong winds, and tornadoes continued to affect southern USA (in particular Alabama, Tennessee, Mississippi, Arkansas, Kentucky, Louisiana and Texas) over the past few days, causing floods and a number of severe weather-related incidents (in particular due to the strong wind) that have resulted in casualties and damage. In addition, heavy snowfall affected California over the last few day, leading to casualties and damage.
  • Media report, as of 7 March, 12 fatalities across southern States: five in Kentucky, three in Alabama, two in Tennessee, one Mississippi and one more Arkansas, all of these particularly due to strong wind-related incidents.
  • Over the next 24 hours, more heavy rainfall and strong wind is still forecast over the already affected States across southern USA.
USA - Severe weather, update (ECHO 15 Mar 2023)Wed, 15 Mar 2023 10:22

  • Heavy rainfall, heavy snowfall, strong winds and thunderstorms continued to affect northern and central California and the neghbouring western Nevada over the last week, causing floods, flash floods, snowmelts, rivers overflow and a number of strong wind-related incidents that have resulted in casualties and damage. The worst affected counties in California are Monterey, Merced and Tulare.
  • The Federal Emergency Management Agency (FEMA) reports, as of 14 March, two fatalities across the Monterey County (central California), 551 currently evacuated people in 26 shelters and approximately 16,000 mandatory evacuation orders in ten counties throughout northern and central California. In addition, several roads have been closed across 24 counties.
  • The declaration of state of emergency for 21 counties in California and for 14 counties in Nevada is still in force.
  • Over the next 48 hours, more heavy rainfall and heavy snowfall is forecast over central and northern California. Heavy rainfall is also forecast over southern California. Moderate rainfall is forecast over most of Nevada. NOAA has issued winter storm warning over several counties across northern and central California.
USA - Severe weather, update (ECHO 16 Mar 2023)Thu, 16 Mar 2023 11:19

  • Heavy rainfall, heavy snowfall, strong winds and thunderstorms continued to affect central and northern California (particularly in mountainous communities across the north-east) and the neighbouring western Nevada over the last 8-days, causing floods, mudflows and snowmelts that have resulted in an increased number of casualties.
  • The Federal Emergency Management Agency (FEMA) reports, as of 15 March, three fatalities across Monterey County (central California), 490 currently evacuated people in 30 shelters and around 28,000 mandatory evacuation orders throughout northern and central California. In addition, several roads have been closed due to landslides and flooding.
  • The declaration of the state of emergency for 21 counties (out of 58) in California and for 14 counties in Nevada is still in force.
  • Over the next 48 hours, moderate rainfall and snowfall are forecast over central and northern California. NOAA has issued flood warnings over some counties across northern California and western Nevada.
USA - Severe weather, update (ECHO 17 Mar 2023)Fri, 17 Mar 2023 11:31

  • Heavy rainfall, heavy snowfall, strong winds and thunderstorms have been affecting central and northern California (in particular across mountainous communities) and the neghbouring western Nevada over the last days, causing floods, some strong wind-related incidents and triggering landslides that have resulted in casualties and damage.
  • The Federal Emergency Management Agency (FEMA) reports, as of 16 March, five confirmed fatalities across central California, 616 currently evacuated people in 32 shelters and approximately 27,000 mandatory evacuation orders throughout northern and central California. FEMA also reports multiple road closures due to landslides and floods.
  • In addition, heavy snowfall, strong winds and very low temperature (due to the so-termed "Nor'easter" storm) have been affecting the North East region (in particular Massachusetts, New York and New Hampshire) since 14 March. Media reports, as of 17 March, around 590,000 power outages and approximately 800 cancelled flights throughout the affected area.
  • Over the next 48 hours, dryer conditions are forecast over California and Nevada, while heavy rainfall, heavy snowfall and strong winds are forecast over the North East region.
Southern USA, Mid-February 2023Heavy rain caused flooding in several southern states in the USA from 16 February 2023. Two people were rescued from floods in West Virginia, where the governor declared a State of Emergency. Roads and homes were flooded in areas of Tennessee, Kentucky and Alabama. West Virginia West Virginia Governor declared a State of Emergency for all of West Virginia’s 55 counties due to impacts from heavy rainfall and thunderstorms on 16 February. Flooding was reported in Crown Hill, Kanawha County. One person was rescued from a vehicle trapped in flood waters in Charleston. Some school students were stranded after the Mud Rover broke its banks in Duval, Lincoln County. A mudslide blocked a road in Smithers in Fayette County. One person was rescued near Mount Gay-Shamrock in Logan County. Roads were flooded in Wayne County. Tennessee Homes were flooded in Friendship, Crockett County. Roads were flooded in Murfreesboro and Lascassas in Rutherford County and in Spring Hill City. Kentucky As of 16 February minor flooding was reported in Barren, Taylor and Knox Counties. Alabama The I65 was flooded near Cullman.Fri 17 Feb 2023FloodList provided by Copernicus GloFAS
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: 220 | About casualties: 15 | Last hour: 0

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Nigeria: Climate Change in Urban Nigeria - 4 Factors That Affect How R ... 2023-03-01T01:02+0100.

is a long-term shift in temperatures and weather patterns. It's caused by solar cycle variations and human activities such as burning fossil fuels: coal, oil and gas. The impact of climate change is growing on the African continent. It's hi
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Entenmann’s is bringing back its ‘iconic’ packaging2023-02-28T18:06+0100.

(CNN) — Baked goods company Entenmann’s is bringing back its cellophane window packaging after a two-year absence caused by flood damage at the factory that produces the iconic white and blue cartons. The cellophane window has been a recogn
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Entenmann's is bringing back its see-through packaging2023-02-28T16:51+0100.

Baked goods company Entenmann's is bringing back its cellophane window packaging after a two-year absence caused by flood damage at the factory that produces the iconic white and blue cartons. The cellophane window has been a recognizable
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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 (36), (2), NASA (4), WMO (1), INFORM (2),