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UPDATE: Madison tornado confirmed an EF-0

U[dated: 6:17 p.m. October 8, 2017

MADISON, Wis. (CBS 58) -- The National Weather Service has completed the damage assessment for Saturday;s tornado in Madison and ruled it an EF-0 with maximum wind speeds between 70 to 80 mph.

The width of the tornado ranged from 50 to 100 yards wide and was on the ground for 4.2 miles.

The tornado touched down near Highway 151 and First Street in Madison and followed 151 to the northeast lifting just before reaching I-90/39/94. 

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Updated: 3:00 p.m. October 8, 2017

MADISON, Wis. (CBS 58) -- The National Weather Service in southeast Wisconsin has completed a preliminary damage assessment of Saturday's tornado in Madison. The preliminary rating is an EF-0. 

The NWS is also investigating the possibility of a second tornado in Pardeeville in Columbia County. Photos there showed heavy tree damage and overturned pontoons.

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Posted: 5:18 p.m. October 7, 2017

MADISON, Wis. (CBS 58) -- A tornado warning was issued by the National Weather Service Saturday afternoon at 5:12 p.m. for parts of Dane, Columbia and Dodge Counties.

Law enforcement confirmed that a tornado touched down on Madison's east side.

The National Weather Service saw a tornado debris signature on radar. Radar can tell the difference between regular rain drops and pieces of debris such as corn or pieces of a house so the NWS can tell if a tornado has hit by the difference in the radar signature.

The tornado warning expired at 5:45 p.m.

Reports of damage were reported by the CBS affiliate in Madison on Highway 30 on Madison's east side. According to the damage report by the National Weather Service the tornado developed on Madison's east side near East Washington Avenue and moved northeast toward Sun Prairie. Roof and tree damage has been observed and an auto shop was reportedly destroyed. The NWS will survey the damage on Sunday to give it an EF classification.

The emergency manager for Dodge County has not reported any damage.


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