Public Information Statement
Issued by NWS St. Louis, MO

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NOUS43 KLSX 082139

Public Information Statement
National Weather Service Saint Louis MO
339 PM CST Wed Mar 8 2017

339 PM CST Wed Mar 8 2017

...NWS Damage Survey for 03/07/13...
...Jefferson County, Missouri...

Two small scale vortices developed along the leading edge of a
squall line and produced two weak and short track tornadoes in
Jefferson County, Missouri.

.Dittmer, Missouri Tornado...

Rating:                 EF-0
Estimated peak wind:    85 mph
Path length /Statute/:  2.6 miles
Path width /Maximum/:   80 yards
Fatalities:             0
Injuries:               0

Start date:             March 7th, 2017
Start time:             12:29 AM CST
Start location:         3SW Dittmer
Start Lat/Lon:          38.3116/-90.7115

End date:               March 7th, 2017
End time:               12:32 AM CST
End location:           1 SSE Dittmer
End Lat/Lon:            38.3182/-90.6638

Survey Summary:
A weak tornado touched down along Valley Springs Drive south of
Ridge Road causing trees to fall in a convergent pattern to the
east/northeast. The tornado moved northeast causing trees to be
uprooted, twisted and snapped. Several homes in the track
sustained minor roof and siding damage. The greatest damage was
located along Ridge Road between Dittmer Ridge Road and Sylvan
Place. The tornado lifted near Cedar Tree Drive with only minor
tree damage noted.

.Hillsboro, Missouri Tornado...

Rating:                 EF-0
Path length /Statute/:  1.2 miles
Path width /Maximum/:   75 yards
Fatalities:             0
Injuries:               0

Start date:             March 7th, 2017
Start time:             12:39 AM CST
Start location:         Hillsboro
Start Lat/Lon:          38.2424/-90.5707

End date:               March 7th, 2017
End time:               12:41 AM CST
End location:           Hillsboro
End_lat/lon:            38.2442/-90.5497

Survey Summary:
A tornado touched down near Hillsboro High School where some
trees were topped. It moved across the football field where
bleachers, hurdles and other school equipment were destroyed and
blown up to 300 yards down the track of the tornado. Tree damage
continued from the back side of the Hillsboro High School toward
the Jefferson County Fairgrounds. Several buildings, including
barns and small outbuildings suffered major roof failures and
numerous trees were uprooted across the fairgrounds with debris
tossed up to 200 yards to the east/northeast. The tornado
continued east damaging the roof of a social services building and
tossing insulation into the trees. It crossed Business Highway 21
topping more trees and causing minor roof damage to a number of
homes on Micah Lane. The tornado dissipated near Lake Wauwanoka
Road with only a few limbs broken off.

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 events and publication in
NWS Storm Data.


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