Tornado-warned storms hit Jefferson, St. Francois and Washington counties

JEFFERSON COUNTY, Mo. – A tornado-warned storm system rolled through parts of Jefferson, St. Francois, Washington counties around 7 p.m. Saturday.

The warning came without a tornado watch formally issued by the National Weather Service.

FOX 2 radar indications suggest a tornado may have struck southwest of De Soto, Missouri. Damage reports are unclear as of 7:30 p.m. Saturday.

***CHECK BACK FOR UPDATES***

TORNADO WARNING

When the National Weather Service issues a tornado warning, a radar has detected rotation or that there has been a tornado sighting and you should take shelter immediately.

TORNADO WATCH

In the case of a tornado watch, atmospheric conditions are favorable for a tornado to develop, but a tornado has not yet been sighted or indicated by weather radar.