 The 930 WFMD sky scan forecast for Frederick and surrounding counties. Partly sunny today with a high near 99 and a heat index at 105. Scattered showers and thunderstorms for this evening with a low around 77. Partly sunny skies for Saturday with a high near 95 and a heat index at 101. And for Saturday night, mostly cloudy with a low around 71. PJ's Roofing, when it comes to your roof, they've got you covered. Visit PJsRoofing.com. I'm Holly Vale.