Foggy conditions are impacting morning commuters Thursday morning before afternoon thunderstorms will kick off a rainy weekend for the metro area, according to National Weather Service forecasters. Thick fog was reported in several spots along Interstate 70 east of Limon, and around Denver International Airport Thursday morning, NWS meteorologists said. The fog is expected to clear out by late morning, but will be replaced with afternoon and evening thunderstorms, according to NWS forecasters. Scattered rain showers and isolated thunderstorms will move along the Interstate 25 Corridor this afternoon and evening, and Denver can expect the strongest waves of the incoming storm to hit between 5 p.m.