Widespread storms have developed this afternoon, most notably over areas along and close to the Tennessee River. If you are caught underneath one of these cells, you can expect gusty winds, maybe some small hail, definitely a lot of lightning, and very heavy rainfall.

There is a HIGH risk of flash flooding across portions of south-central Texas today into Wednesday.A HIGH risk means that severe, widespread flash flooding is expected, and you may even see flooding in areas that don’t normally see it.