A Severe Thunderstorm Warning has been issued for the following counties in Missouri: Grundy, Harrison and Mercer until 5:45 PM and the following counties in Missouri: Grundy, Mercer and Sullivan until 6:00 PM and the following counties in Missouri: Grundy, Grundy, Harrison, Linn, Mercer and Sullivan until 6:15 PM. A Flash Flood Warning has been issued for the following counties in Missouri: Grundy, Harrison and Mercer until 11:30 PM. A Tornado Watch has been issued for the following counties in Missouri: Caldwell, Daviess, Grundy, Harrison, Linn, Livingston, Macon, Mercer and Sullivan until 11:00 PM.