Heat Related Guidelines
For All DVUSD Students
Guidelines Regarding Outdoor Activity in the Event of Intense Heat
Exposure to excessive heat can cause illness, injury and death. The elderly, the very young, and people with chronic health problems are most at risk. However, even young and healthy individuals can succumb to heat if they participate in strenuous physical activities during hot weather.
A heat advisory is issued by the Arizona Department of Health Services when unusually high temperatures produce conditions that may lead to heat-related health hazards. The advisory is based on four factors – temperature, humidity, amount of cloudiness, and the expected duration of these conditions.
Heat Advisory Alert
In the event of a heat advisory:
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When possible, utilize indoor facilities that accommodate physical activity.
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Plan outdoor activities for the coolest times of the day.
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Limit and reduce the duration of outdoor activity.
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Take frequent breaks.
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Provide drinking water before, during, and after the activity.
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Pace physical activity.
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Plan for cool-down recovery time in the shade if possible following an outdoor activity.
If Your Child Walks or Bikes to School:
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Make sure your child walks or bikes to/from school with a buddy. Whether it's a classmate, or if it's you joining your child, safety happens in groups.
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Children should wear light-colored and light-weight clothing.
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Children should have sunscreen applied before leaving home. Sunscreen should cover any exposed skin including the arms, legs, face, and back of the neck. Walkers should wear a hat for additional protection.
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Children should hydrate before leaving home or school. They should carry a full bottle of water for hydration during their journey.
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If possible during extreme heat warnings, pick up or drop your child off at school to reduce exposure to the heat.
Official Heat Advisory:
Schools will follow the guidelines listed below to determine when it is safe to conduct activities outdoors, and it is recommended that teachers and administrators keep students inside as much as possible during heat advisories.
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For DVUSD Athletes
HEAT RELATED PRACTICES
It is the position of the Arizona Interscholastic Association (AIA) Section 41.4.1 that prevention is the best way to deal with heat illness.
Prevention includes educating athletes and coaches regarding:
- Recognition and treatment of heat illness
- Risks associated with exercising in hot, humid environmental conditions
- The need for gradual acclimatization over a 10 to 14 day period
- Guidelines for proper hydration
- Following practice/competition modifications based on the local temperature and relative humidity readings.
In determining safe competition, the air temperature and relative humidity (RH) must be identified and used to determine whether or not practice/competition should be modified, postponed or cancelled. There are three different zones:
- Below danger zone
- Danger zone
- Critical zone
If the source of the temperature readings is in question, it is advised to be conservative and follow the modifications of the higher zone. Temperature measurements can be obtained by using a sling psychomotor or from various Internet weather-related sites such as: www.weather.com or www.noaa.gov.
Example: 105 deg. F + 35% Relative Humidity = 140 (danger zone)
- Below Danger Zone is (Temp + RH under 135), or if the air temperature is under 105
Practice/Competition as normal
Full pads
Regular running schedule - Danger Zone is (Temp + RH = 136-145), or if the air temperature is 106-110
Practice/Competition with modifications
Reduced amount of equipment
Adjust start times
Reduced running schedule
Water breaks every 10-15 minutes or as needed - Critical Zone is (Temp + RH = 146 and above), or if the air temperature is 111 or above
Practices modified; Competition postponed or canceled /rescheduled
No equipment worn
No running
Water breaks every 10-15 minutes or as needed
Practice moved indoors