The National Weather Service in Lincoln has issued a Severe Thunderstorm Warning for... Clark County in east central Illinois... * Until 315 PM CDT * At 248 PM CDT, a severe thunderstorm was located near Martinsville, or 13 miles southwest of Marshall, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Marshall, Casey, Martinsville, Dennison, Darwin and Lincoln Trail State Park. This includes Interstate 70 between mile markers 128 and 154. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Lincoln.