 The 930 WFMD Skyscan forecast for Frederick and surrounding counties. As we head today, mixed clouds and sun, straight thunderstorm early, showers likely, and spots of thunderstorm for the afternoon, the high 94. Clouds, showers, and thunderstorms Thursday night, low 74. Friday, partly sunny, a couple of showers and thunderstorms, the high 94. PJ's Roof. When it comes to your roof, they've got you covered. Visit PJsRoofing.com. I'm meteorologist Jim Rinaldi.