Heat Check
How heat index affects the body
Known as the “feels-like” temperature, this takes into account both air temperature and humidity. It reflects how hot it actually feels to the human body. Refer to the heat index temperatures below for guidance.
Temperature zones:
Danger (>95°F)
- Conditions are dangerous! Heat-related illness can develop faster and be more serious.
Warning (85-90°F)
- Conditions are hazardous. Extra precautions are recommended to protect against heat-related illness.
Caution (60-80°F)
- Conditions are potentially hazardous. Workers can be at increased risk for heat-related illness.
What To Do:
- Drink water regularly—don’t wait until you’re thirsty.
- Take scheduled breaks in shaded or cooler areas.
- Wear light, breathable clothing.
- Use the buddy system—keep an eye on one another for signs of heat illness.
- Monitor conditions and adjust work as necessary based on the heat index.
- If anyone shows signs of heat illness, stop work immediately and seek medical attention.