A heat advisory remains in effect for Fairfax County until 8 p.m. this evening and an excessive heat watch is in effect from Saturday afternoon through Saturday evening.
A heat advisory means that a period of high temperatures is expected. The combination of high temperatures and high humidity will create a situation in which heat illnesses are possible. An excessive heat watch means that a prolonged period of dangerously high temperatures is possible. Prepare for extreme temperatures and high humidity which would create a situation in which heat illnesses are expected.
From the Fairfax County Department of Emergency Services:
The National Weather Service forecasts heat index values around 105°F (Fahrenheit). today and possibly greater than 110°F on Saturday. Temperatures today will rise to the mid to upper 90s and around 100°F tomorrow.
There is a risk of heat-related illness for those without air-conditioning or those who are outdoors for an extended period.
- Take extra precautions if you work or spend time outside.
- When possible, reschedule strenuous activities to early morning or evening.
- Know the signs and symptoms of heat exhaustion and heat stroke.
- Wear light weight and loose fitting clothing when possible.
- Drink plenty of water.
During extremely hot days, there is plenty you can do to stay cool; resting for just two hours in air conditioning can significantly reduce heat-related illnesses. Take in a movie, stroll through a shopping center or visit one of the Fairfax County Cooling Centers.
SUN/Credit: Fabio Rossi via Flickr