North Florida is facing a rare and highly dangerous tornado threat as a monster weekend storm system marches across the Midwest and South, leaving more than a dozen dead in its wake. A tornado watch is in effect until 10 a.

Local emergency management officials and the National Weather Service are urging residents to closely monitor the storm.

Violent tornadoes and high winds decimated homes, wiped out schools and toppled semitractor-trailers as a monster storm that killed at least 32 people ripped its way across the central and southern U.

A swarm of dust storms and tornadoes tore across the southern United States over the weekend, killing at least 39 people and leaving behind wrecked communities.