Public Information Statement
Issued by NWS Aberdeen, SD

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NOUS43 KABR 162204

Public Information Statement
National Weather Service Aberdeen SD
504 PM CDT Fri Aug 16 2019


.OVERVIEW...NWS Storm Survey found both straight line wind
and tornado damage at/near Roy lake in Marshall County
South Dakota. The tornado was seen over Roy Lake and came
onshore on a bay on the southeast side of the lake.  It
flipped over a pontoon, broke several tree branches, and
split a couple trees. It then caused minor damage to a
outbuilding before producing extensive tree damage on the
south side of a golf course. One piece of lawn furniture
was found in a tree over 150 yards away from the original
location. Large tree branches were also tossed over
60 yards across fairways in the golf course. In addition to
the tornado damage, straight line winds tipped over a camper
and caused tree damage in other locations in and around the
golf course.


Rating:                 EF-0
Estimated peak wind:    80 mph
Path length /Statute/:  0.3 miles
Path width /Maximum/:   75 yards
Fatalities:             0
Injuries:               0

Start date:             Aug 15, 2019
Start time:             5:19 PM CDT
Start location:         2 miles south of Lake City, SD

End date:               Aug 15, 2019
End time:               5:21 PM CDT
End location:           2 miles south of Lake City, SD

EF Scale: The Enhanced Fujita Scale Classifies
Tornadoes into the following categories.

EF0...Weak......65 to 85 mph
EF1...Weak......86 to 110 mph
EF2...Strong....111 to 135 mph
EF3...Strong....136 to 165 mph
EF4...Violent...166 To 200 mph
EF5...Violent...>200 mph

The information in this statement is PRELIMINARY and subject to
change pending final review of the event and publication in
NWS Storm Data.


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