 If you are looking to escape the heat, D.C., Fairfax, Loudoun, and Prince George's counties have their cooling centers open today. The district in Arlington County has water spray parks available for use. Keep it here on WTOP. We'll have your full forecast every 10 minutes right here on the 8s. Homeowners need to be aware that the heat can do some damage. WTOP's Mike Murillo. One of the biggest challenges that comes with heat is not necessarily the heat itself, but a lot of the things that come along with it.