Heat index values will be between 110 and 115 degrees this afternoon; up to 110 degrees again on Saturday afternoon. Temperatures this afternoon and again Saturday afternoon will be around 100
An excessive heat warning means that a prolonged period of dangerously hot temperatures will occur.
An excessive heat watch means that a prolonged period of hot temperatures is expected.
The combination of hot temperatures and high humidity will combine to create a dangerous situation in which heat illnesses are likely. There is a risk of heat exhaustion or other heat-related illness for those without air-conditioning or those spending time outdoors for an extended period.
Residents are encouraged to:
â€¢ Drink plenty of fluids, especially water.
â€¢ Do not leave children or pets inside cars.
â€¢ Stay in an air-conditioned room.
â€¢ Stay out of the sun.
â€¢ Check in on relatives and neighbors.
â€¢ Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening and schedule frequent rest breaks in shaded or air-conditioned environments
â€¢ Wear light weight and loose fitting clothing.
Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency â€“ call 9-1-1 if anyone you know exhibits signs of heat illness.
Find the Fairfax County weather forecast at http://www.fairfaxcounty.gov/
More summer safety tips: http://www.fairfaxcounty.gov/