Be Prepared for Extreme Heat

Aug 5

In most of the United States, extreme heat is a long period (2 to 3 days) of high heat and humidity with temperatures above 90 degrees.


All of this information can be found on the hazard's Information Sheet.


Quick Facts

  • Greater risk (disabled, elderly, children).
  • Can happen anywhere.
  • Humidity increases the feeling of heat as measured by a heat index.


Words to Know

Humidity:

  • The amount of water vapor in the air. Humidity is invisible and can make sweating less effective.

Temperature:

  • The measure of how hot or cold something is.

Heat Stroke:

  • When the body temperature gets too high and can make someone breathe fast, feel dizzy, throw up, get headaches, or feel weak. This can be deadly.

Hyperthermia:

  • A dangerous condition where the body absorbs more heat than it can get rid of.


If you are under an extreme heat warning: 

  • Find air conditioning, if possible.
  • Avoid strenuous activities.
  • Watch for heat illness.
  • Wear light clothing.
  • Check on family members and neighbors.
  • Drink plenty of fluids.
  • Watch for heat cramps, heat exhaustion, and heat stroke.
  • Never leave people or pets in a closed car.
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