Strong storms and heavy rain continued to move across Alabama on Sunday morning after a very busy night.

A tornado watch remains in effect for part of the state until 10 a.m.:

A tornado watch is in effect for part of Alabama until 10 a.m.SPC

The Alabama counties in the watch are: Autauga, Bibb, Blount, Calhoun, Cherokee, Chilton, Clay, Cleburne, Coosa, Dallas, Elmore, Etowah, Greene, Hale, Jefferson, Marengo, Perry, Randolph, Shelby, St. Clair, Sumter, Talladega, Tallapoosa and Tuscaloosa.

But forecasters are cautioning about the threat for heavy rain as well. Much of north Alabama was under flash flood warnings as of 7 a.m. Sunday (Alabama counties in red):

The Alabama counties in red were under flash flood warnings just before 7 a.m. Sunday.NWS

The northern half of the state also remains under a flood watch, and the National Weather Service said 2 to 4 inches of rain will be possible in those areas, with locally higher amounts.

Strong to severe storms continued to slowly push through the state as of Sunday morning.

Those storms could spawn isolated tornadoes as well as damaging winds and hail.

Overnight the weather service offices in Huntsville and Birmingham issued several tornado warnings.

The weather service in Huntsville has gotten multiple reports of downed trees in Colbert County.

Storms are expected to sink southward today, and heavy rain will continue.

The weather service warned drivers to steer clear of flooded roads.