 The 930 WFMD sky scan forecast for Frederick and surrounding counties. There's a heat advisory in effect from noon till 8 p.m. For this morning, a clear sky. Sunny to partly cloudy and hot today with a stray afternoon thunderstorm. High 98. Heat in its 106. It'll be partly cloudy tonight, low 76. Tuesday, sunshine and hot with a stray shower and thunderstorm. High 98. PJ's Roofing. When it comes to your roof, they've got you covered. Visit PJsRoofing.com. I'm meteorologist Jim Rinaldi.