America's Preparedness Report Card

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Tennessee Extreme Heat

Tennessee faces an above average overall threat from extreme heat and the state has begun to take steps towards understanding how climate change could affect its future heat risks. However, more needs to be done to prepare for future heat events.

Threat

Action

For more information on how prepared Tennessee is for its growing extreme heat threat, read the detailed state summary.

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Is Tennessee Taking Action?

  • Tennessee addresses its current heat risks through its Hazard Mitigation Plan and communication materials for residents to help prepare for and deal with extreme heat
  • The Department of Health (DOH) tracks heat-related illness, which can be used to monitor changes over location and time, monitor vulnerable areas and populations, and evaluate the results of local climate adaptation strategies
  • The state has not yet conducted a statewide vulnerability assessment that covers the sectors examined and has yet to developed a climate change adaptation plan

Did you know...

  • Currently, Tennessee averages 10 days a year classified as dangerous or extremely dangerous according to the NWS Heat Index. By 2050, Tennessee is projected to see 55 such days annually (a more than 5-fold increase)
  • By 2050, the typical number of heat wave days in Tennessee is projected to increase from nearly 15 to more than 70 days per year