Extraordinary caution advised. Very high danger of dehydration, heat stroke, heat exhaustion and heat cramps.Outdoor activity is dangerous and potentially life-threatening.Extreme caution advised. High danger of dehydration, heat stroke, heat exhaustion and heat cramps.Most outdoor activity is dangerous and potentially life-threatening.Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.
Older adults, infants, and those with sensitive medical conditions, should minimize outdoor activity and stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.Most consider this temperature range ideal.Coats and hats are appropriate, consider gloves and a scarf.Caution advised.
Outdoor activity can be dangerous and should be limited. Wear thick winter clothing that covers as much of the body as possible.Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing.