The National Weather Service has issued a Tornado Watch for many Iowa counties, including Cedar, Iowa, Johnson, Keokuk, Louisa, Poweshiek, and Washington, 'til 7 this evening (highlighted in yellow on the map).  A Tornado watch means conditions are favorable for the formation of tornadoes.

Nearly the entire area is under a Flood Watch (both green and yellow areas), also 'til 7 this evening.  

Latest radar here.  Stay tuned for the latest.