A flash flood watch is in effect — The watch will remain in effect through tonight. Multiple rounds of rainfall will be possible throughout the day. Saturated soil from previous rains may result in flash flooding. [National Weather Service]

Fair and carnival kicks off today — The 70th Annual 4-H Fair and Carnival kicks off today at Frying Pan Farm Park today through August 5. The event features four days of fresh air, farm fun and good times for friends, family and neighbors. Activities include fair food, 4-H exhibits, carnival rides, games and live entertainment. [Fairfax County Government]

If you’d rather not pay taxes — From Friday through Sunday, a sales tax holiday means you won’t have to pay taxes on things like school supplies, emergency supplies and energy star items. [Fairfax County Government]

Register for Reston Community Center programs — Registration is now open for Reston residents and employees to take part in RCC programs, classes and trips. [Reston Community Center]

The official version of events — A press release discusses the recent approval of the 4.1 million square foot Reston Crescent development, which will include Reston’s first Wegmans. [Fairfax County Government]

Flickr pool photo by vantagehill