District Heat Practice Plan

≤ 79.9° F

• Zone 1 – Low risk
• Normal activities – Practice not to exceed 2.5 hours (per practice); if 2 practices in the same day, minimum of one hour rest/recovery between practices; maximum 4 hours (cumulative) practices per day
• Provide at least 3 separate rest breaks each hour with a minimum duration of 3 minutes each.

80° - 84.6° F

• Zone 2 – Caution
• Practice not to exceed 2.25 hours if only one practice; practice not to exceed 1.75 hours (per practice) if 2 practices in the same day, minimum 1 hour rest/recovery between practices
• MINIMUM 3 separate rest breaks each hour with a minimum duration of 4 minutes each.
• Cold water immersion tub or other rapid cooling method should be prepared and ready.

84.7° - 87.7° F

• Zone 3 – Extreme Caution
• MINIMUM 4 separate rest breaks each hour with a minimum duration of 4 minutes each.

• 2 HOUR MAXIMUM length of practice (not including rest breaks) if only one practice; practice not to exceed 1.5 hour (per practice) if 2 practices per day
• Cold water immersion tub or other rapid cooling method prepared and ready
• Consider competition alterations

• Coordinate with contest officials to allow for additional breaks
• Shorten length of sub-varsity competitions
• Shorten length of course (Cross Country)

• Football specific:

• Protective equipment should be limited to helmets and shoulder pads, and these should be removed for conditioning.

87.8° - 89.7° F

• Zone 4 – Red
• 1 HOUR MAXIMUM length of practice (not including rest breaks)
• MINIMUM 20 minutes of rest breaks distributed throughout the 1 hour of practice
• Cold water immersion tub or other rapid cooling method prepared and ready
• Consider competition alterations

• Coordinate with contest officials to allow for additional breaks
• Shorten length of sub-varsity competitions
• Shorten length of course (Cross Country)

• Consider delaying practice/competitions until a cooler WBGT zone is reached
• Football specific:

• No protective equipment should be worn.
• No conditioning activities

≥ 89.8° F

• Zone 5 - Black
• No outdoor workouts.  Delay practice/competitions until a cooler WBGT zone is reached.