Storm Events Database

Event Details:

Event Tornado
-- Scale EF1
-- Length 9.14 Miles
-- Width 200 Yards
State WISCONSIN
County/Area OUTAGAMIE
WFO GRB
Report Source NWS Storm Survey
NCEI Data Source CSV
Begin Date 2013-08-06 23:40 CST-6
Begin Location 3ENE MACKVILLE
Begin Lat/Lon 44.371/-88.374
End Date 2013-08-06 23:48 CST-6
End Location 5ESE FREEDOM
End Lat/Lon 44.351/-88.191
Deaths Direct/Indirect 0/0 (fatality details below, when available...)
Injuries Direct/Indirect 0/0
Property Damage 1.50M
Crop Damage
Episode Narrative A line of severe thunderstorms, known as a quasi-linear convective system (QLCS), produced six tornadoes and widespread damaging winds across east-central Wisconsin during the late night hours of August 6-7. The storms formed ahead of a cold front that also produced severe weather in Minnesota and western Wisconsin.
The tornadoes occurred within about 50 minutes--between 12:22 am and 1:10 am CDT. Hundreds of homes, businesses and farm buildings were damaged. Two injuries occurred at a campground in Waupaca County. Thousands of trees and power lines were also downed, leaving tens of thousands of people without power. The strongest tornado of the event reached EF2 intensity (winds estimated at 115 to 120 mph). This tornado caused significant damage to a church in New London.
The six tornadoes that occurred on August 7 were the most nighttime tornadoes in a single event in northeast Wisconsin since accurate tornado records began (1950).
Event Narrative Another fast-moving tornado developed within a line of severe thunderstorms and moved east-southeast across the Fox Valley. The tornado caused significant damage to several outbuildings and barns (DI 1, DOD 6 and 7) and flattened sections of mature corn fields. The roof of a power substation was damaged (similar to DI 9, DOD 5) southwest of Freedom. The average path width of the tornado in Outagamie County was 150 yards. The tornado moved into Brown County near Highway 41, 1.8 miles northwest of Wrightstown, at 12:48 am CDT.


    

Event Map:

Note: The tornado track is approximate based on the beginning (B) and ending (E) locations. The actual tornado path may differ from a straight line.
Measure
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All events for this episode:

Location County/Zone St. Date Time T.Z. Type Mag Dth Inj PrD CrD
Totals: 0 2 19.410M 0.00K
MARSHFIELD WOOD CO. WI 08/06/2013 22:30 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
KING WAUPACA CO. WI 08/06/2013 23:12 CST-6 Thunderstorm Wind 61 kts. EG 0 0 10.00K 0.00K
WAUPACA WAUPACA CO. WI 08/06/2013 23:15 CST-6 Thunderstorm Wind 65 kts. EG 0 0 0.00K 0.00K
WILD ROSE WAUSHARA CO. WI 08/06/2013 23:15 CST-6 Thunderstorm Wind 65 kts. EG 0 0 25.00K 0.00K
PARTRIDGE LAKE WAUPACA CO. WI 08/06/2013 23:22 CST-6 Tornado EF1 0 2 25.00K 0.00K
NEW LONDON WAUPACA CO. WI 08/06/2013 23:24 CST-6 Tornado EF2 0 0 1.000M 0.00K
NEW LONDON OUTAGAMIE CO. WI 08/06/2013 23:25 CST-6 Tornado EF1 0 0 2.500M 0.00K
NEW LONDON OUTAGAMIE CO. WI 08/06/2013 23:26 CST-6 Tornado EF1 0 0 0.00K 0.00K
MARINETTE MARINETTE CO. WI 08/06/2013 23:28 CST-6 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
HORTONVILLE OUTAGAMIE CO. WI 08/06/2013 23:34 CST-6 Thunderstorm Wind 76 kts. MG 0 0 0.00K 0.00K
GREENVILLE OUTAGAMIE CO. WI 08/06/2013 23:38 CST-6 Tornado EF1 0 0 10.000M 0.00K
MACKVILLE OUTAGAMIE CO. WI 08/06/2013 23:38 CST-6 Tornado EF1 0 0 1.500M 0.00K
MACKVILLE OUTAGAMIE CO. WI 08/06/2013 23:40 CST-6 Tornado EF1 0 0 1.500M 0.00K
KIMBERLY OUTAGAMIE CO. WI 08/06/2013 23:41 CST-6 Thunderstorm Wind 53 kts. MG 0 0 0.00K 0.00K
DARBOY CALUMET CO. WI 08/06/2013 23:44 CST-6 Thunderstorm Wind 76 kts. MG 0 0 0.00K 0.00K
GREENVILLE OUTAGAMIE CO. WI 08/06/2013 23:44 CST-6 Thunderstorm Wind 51 kts. MG 0 0 0.00K 0.00K
APPLETON OUTAGAMIE CO. WI 08/06/2013 23:47 CST-6 Thunderstorm Wind 58 kts. MG 0 0 0.00K 0.00K
WRIGHTSTOWN BROWN CO. WI 08/06/2013 23:48 CST-6 Tornado EF1 0 0 500.00K 0.00K
WRIGHTSTOWN BROWN CO. WI 08/06/2013 23:48 CST-6 Tornado EF0 0 0 2.000M 0.00K
HOLLAND BROWN CO. WI 08/06/2013 23:49 CST-6 Tornado EF1 0 0 0.00K 0.00K
FOREST JCT CALUMET CO. WI 08/06/2013 23:50 CST-6 Tornado EF1 0 0 200.00K 0.00K
PINE GROVE BROWN CO. WI 08/06/2013 23:59 CST-6 Tornado EF1 0 0 0.00K 0.00K
ROSECRANS MANITOWOC CO. WI 08/07/2013 00:01 CST-6 Tornado EF1 0 0 100.00K 0.00K
MARIBEL MANITOWOC CO. WI 08/07/2013 00:04 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
KELLNERSVILLE MANITOWOC CO. WI 08/07/2013 00:05 CST-6 Thunderstorm Wind 52 kts. EG 0 0 0.00K 0.00K
PILSEN KEWAUNEE CO. WI 08/07/2013 00:06 CST-6 Tornado EF1 0 0 50.00K 0.00K
DENMARK BROWN CO. WI 08/07/2013 00:08 CST-6 Thunderstorm Wind 51 kts. MG 0 0 0.00K 0.00K
MISHICOT MANITOWOC CO. WI 08/07/2013 00:12 CST-6 Thunderstorm Wind 68 kts. MG 0 0 0.00K 0.00K
MISHICOT MANITOWOC CO. WI 08/07/2013 00:13 CST-6 Thunderstorm Wind 70 kts. EG 0 0 0.00K 0.00K
TWO RIVERS MANITOWOC CO. WI 08/07/2013 00:18 CST-6 Thunderstorm Wind 65 kts. EG 0 0 0.00K 0.00K
Totals: 0 2 19.410M 0.00K