Six tornadoes now are confirmed by the National Weather Service: one north near Toledo, two west near Celina and St. Marys and three in Central Ohio, including one in Groveport, one in Heath and one in Newark.

Strong line segments and bowing echoes -- clusters of storms evolving into a squall line -- early Wednesday spawned at least 12 tornadoes in Ohio ahead of a cold front, according to updated National Weather Service survey reports.

Full List:
Ottawa County
Piketon
Heath
Newark
Baltimore
New Holland
Groveport
Southeast of Toledo
Port Clinton near Cleveland
Van Wert
Celina
St. Marys

At about noon Friday, the NWS service confirmed an EF0 tornado touched down in Ottawa County.

Shortly before 11 p.m. Thursday, the NWS confirmed an EF1 tornado touched down in Piketon.

Shortly before 5 p.m. Thursday, officials confirmed two more tornadoes touched down Wednesday -- an EF1 in Baltimore in Fairfield County and one in Van Wert.

A damage path in Pickaway County was investigated, and Jym Ganahl said New Holland was added to list Thursday afternoon.

The northernmost touchdowns occurred southeast of Toledo shortly after midnight Wednesday and in Port Clinton near Cleveland.

Two tornadoes caused damage around Celina and north of St. Marys in west Central Ohio straddling the midnight hour.

As the storm passed Celina, it reached EF2 strength (115 mph), doing a fair amount of property damage. A 40-by-50-foot steel frame outbuilding was completely demolished.

In Central Ohio, damage began along the western end of London-Lancaster Road east of Rickenbacker AFB. This storm would reach EF1 status with winds as high as 109 mph, 4 miles south of Groveport.

Two tornadoes have been confirmed in Licking County near Heath and Newark.

The stronger of the two twisters touched down just west of Heath near the airport and continued 3.8 miles to state Route 13. A pattern of snapped trees and property damage up to 100 yards wide, including peeled roofs, was evident in scattered portions of the storm path. Maximum winds may have reached 120 mph briefly (EF2) around 2:40 a.m.

A second tornado was reported 6 miles east-southeast of Newark, where more roof and tree damage was evident. The path width was 100 yards with top winds near 109 mph.