The James River Park System in Richmond, Virginia, also cracked the list, which included six river parks in all from across the country.
The heat index is planning to clear 100 degrees on Monday, according to the National Weather Service.
Highs in McLean will crack the 90s again on Monday, resulting in a heat index as high as 102 as well as a code orange air quality alert.
National Weather Service forecasts weekend, Sunday especially, to be a scorcher in McLean.
The watch will last from 2 p.m. Tuesday until 2 a.m. Wednesday.
There's a chance for showers and thunderstorms in the forecast, but not the whole weekend. Here's the latest.
Starting Friday, July 10, sunset kayaking tours and family fishing trips will be offered in the evening.
The NWS said flash flooding due to heavy rain could take place, particularly in urban areas.
Forecast calls for rain on Saturday, showers could pass by early evening to allow for fireworks displays.
National Weather Service issued the alert at 2:20 p.m.
The warning will take effect late Friday evening and will last until Saturday evening throughout most of D.C., Maryland and Virginia.
The hike will be led by a naturalist and will take place Saturday, June 27, beginning at 9 a.m. from the West parking lot at Scott's Run.
Storms could bring the risk of damaging winds, flash flooding and even hail to the area.
National Weather Service warns of wind and hail damage.
Weather alert is for Tuesday.
Find the worst time to be outside with the McLean weather forecast from the National Weather Service.
Flash Flood Warning now covers DC, Fairfax County, Arlington County, Alexandria and Falls Church. Warning continues until midnight.
Heading to the beach to celebrate first day of summer this weekend? Chessie is largest Tiger shark ever tagged in East Coast waters.
Remnants of Tropical Depression Bill could bring localized flash flooding to McLean late Saturday into Sunday, weather service says.
Heading to the beach McLean? Watch a video of the shark being tagged by scientists.
The film hopes to inspire viewers to experience national parks.
Earth Day is this Tuesday, April 22. Here's some ways you can help the earth any day.
Disneynature will make a donation to the National Park Foundation for each ticket sold during opening week.
Pump up your tires and lube your chain - time to spin away those polar vortex pounds.
A mile might not seem like much to travel to get food in your town, but for Bears it can be an arduous journey.
The EPA ranked the top 25 metropolitan areas with the most Energy Star certified buildings.
Here's a great way to start a small garden at home.
Inspire your children to love and respect the earth by being environmentally-friendly.
Which cub scout featured in Disneynature's "Bears" are you more like?
Disneynature's upcoming film "Bears" will teach you a lot about the animals, but here's a good start.
Will your town go dark this Saturday, March 29?
Go green, save green. Here's some tips to get active and creative in everyday life.
Buying organic can often be costly. Here are some clever ways to eat healthy without pinching pennies.
Want to make a real difference in the world? Consider one of these seven "green" careers that help protect and improve our planet. (Provided by Jobs at AOL.)
Get rid of that box of personal documents Saturday morning in McLean.
Fairfax County Park Authority market to run every Friday through November.
Cicadas will emerge across Northern Virginia later this month.
Great Falls site is one of 24 finalists for grant money from Partners in Preservation.
FCPA seeks nominees for annual Elly Doyle Park Service Awards.