On Sunday at 12:51 a.m. an updated tornado watch was released by the National Weather Service in effect until 3 a.m. for Barbour, Bullock, Pike and Russell counties.

The watch, which had been anticipated, is in effect until 3 a.m. on Sunday and its issuance comes as a large area of deadly and dangerous weather moves across Alabama.

A resident in Tylertown, Mississippi, filmed the moment a tornado tore past his home. Six deaths were reported in the state, with a total of at least 34 people killed in the south-east of the US. The deadly tornadoes flipped vehicles and destroyed homes,

We all hear the terms when there's a threat of severe weather. But what does each alert mean, and how does it affect you?

INTENSE PHOTOS AND VIDEOS | DAMAGE REPORTS | POWER OUTAGES | STATE OF EMERGENCY | WVTM 13 LIVE DOPPLER RADAR | UPLOAD YOUR WEATHER PHOTOS | WAYS TO STAY SAFE | GET WEATHER NOTIFICATIONS A severe storm system capable of producing tornadoes,