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National Weather Service says Union storm damage was result of straight-line winds, microbursts

5:09 PM, Apr 11, 2013   |    comments
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UNION, Mo. (KSDK) - The National Weather Service storm surveyor says damage from Wednesday night's storms in Union, Mo. was from a 30-mile path of straight-line 60 miles per hour winds. There were also three microbursts that created heavier damage in a few areas.

The winds started in Union around 7:20 p.m. and ended in Chesterfield around 7:50 p.m. Along the way, microbursts affected First Baptist Church near Highway 50 and Highway 47, the intersection of St. Johns Road and State Highway V, and an area two miles north of Villa Ridge.

The metal roof of First Baptist Church was peeled off and insulation was thrown downwind to the intersection of East Main Street and Highway 47. Winds during this microburst are estimated to have been 70 miles per hour.

The second microburst, and St. Johns Road and State Highway V tore through Wolf Hollow Golf Club to Highway 100. There is significant tree damage with pine trees topped, snapped, and uprooted. Wind speeds in this area are estimated to have been 80 miles per hour.

The last microburst was occurred two miles north of Villa Ridge. Eighteen power poles were snapped or lying on the ground along a three-quarter of a mile stretch of Old Highway 100 between State Highway T and Mary Lane. Wind speed is estimated to have been 90 miles per hour at this location.


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