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The Excessive Heat Watch Remains In Effect from Tuesday, August 15 through Thursday, August 17, 2023 issued by the National Weather Service (Phoenix, AZ Forecast Office).

 

HeatRisk categories for this week:

Tuesday, August 15 & Wednesday, August 16 Category 2 (Orange)

Moderate - This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries.

• Heat of this type is tolerated by many; however there is a moderate risk for members of heat-sensitive groups to experience negative heat-related health effects, including heat illness
• Some risk for the general population who are exposed to the sun for longer periods of time.
• For those without air conditioning, living spaces can become uncomfortable during the afternoon and evening, but fans and leaving windows open at night will help.

Thursday, August 17 – Category 3 (RED)

Major - This level of heat affects anyone without effective cooling and/or adequate hydration. Impacts likely in some health systems, heat-sensitive industries and infrastructure.

• Heat of this type represents a major Risk to all individuals who are 1) exposed to the sun and active or 2) are in a heat-sensitive group.
• Dangerous to anyone without proper hydration or adequate cooling
• For those without air conditioning, living spaces can become deadly during the afternoon and evening. Fans and open windows will not be as effective.
• Poor air quality is possible.
• Power interruptions may occur as electrical demands increase.

Heat Sensitive Groups

• Primarily heat sensitive or vulnerable groups, especially those without effective cooling or hydration, or those not acclimated to the level of
• The elderly and the very young.
• Those on certain medications and/or those with preexisting conditions which make them more sensitive to heat (your doctor can let you know if this is you).
• Those working outdoors -- especially new workers, temporary workers, or those returning to work after a week or more off.
• Those exercising or doing strenuous activities outdoors during the heat of the day - especially those not used to the level of heat expected, those who are not drinking enough fluids, or those new to that type of activity.
• Those without a reliable source of cooling and/or hydration.
• Those not acclimated to the level of heat expected - especially those who are new to a much warmer climate.

For those at risk, the following actions can be taken:

• Stay hydration.
• Reduce time spent outdoors or stay in the shade when the sun is strongest or Strongly consider canceling outdoor activities.
• Stay in a cool place during the heat of the day.
• Dress for the heat - lightweight and light-colored clothing.
• Stay in a cool place, including overnight.
• If you have access to air conditioning, use it, or find a location that does. Even a few hours in a cool location can lower risk. Fans will not be adequate.
• Check on your neighbors.