 For more information, log on to WFMD.com. I'm Jimmy Key on Mid-Maryland's Radio News Center, 930 WFMD. 930 WFMD sky scan forecast for Frederick and surrounding counties. We have isolated showers and thunderstorms for today. It should be sunny and hot with a high near 98 and a heat index at 102. Partly cloudy for this evening with a low around 75.