 only at 30 percent. Otherwise, partly sunny with a high of 93 with the heat index back to 100. I'm 7 News. Mayor Aldous Jordan-Evans in the Furshler Weather Center. 85 in Gaithersburg, 83 in Lanham, 85 in Arlington. We have 87 degrees in Friendship Heights. You're listening to WTOP, Washington's news, traffic and weather station. WTOP News. Facts Matter.