Public Information Statement
Issued by NWS St. Louis, MO

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NOUS43 KLSX 081543 AAA

Public Information Statement...UPDATED
National Weather Service Saint Louis MO
943 AM CST Wed Mar 8 2017

943 AM CST Wed Mar 8 2017


...NWS Damage Survey for 03/06/2017...
...Montgomery, Warren and St. Charles Counties in Missouri...


A small scale vortex developed along the leading edge of a squall
line of thunderstorms in southern Montgomery County near Rhineland
and moved east/northeast across Warren and St. Charles Counties.
It produced two weak tornadoes that were rated EF1 on the Enhanced
Fujita Scale.

.Rhineland to 2SSE Warrenton, Missouri...

Rating:                 EF-1
Estimated peak wind:    100 mph
Path length /Statute/:  21 miles
Path width /Maximum/:   150 yards
Fatalities:             0
Injuries:               0

Start date:             March 6th, 2017
Start time:             11:17 PM CST
Start location:         Rhineland
Start Lat/Lon:          38.7166/-91.5152

End date:               March 6th, 2017
End time:               11:38 PM CST
End location:           2SSE Warrenton
End Lat/Lon:            28.7802/-91.1366

Survey Summary:
A continuous path of damage was observed from Rhineland to two
miles south/southeast of Warrenton, Missouri (east of Missouri Highway
47). The tornado developed near the baseball fields in Rhineland
along Highway 94 and moved east causing damage to several trees,
fences and the roof of a building on the grounds. The tornado
continued east paralleling Highway 94 and causing varying amounts
of damage to homesteads and farm buildings. It crossed Highway 19
just north of Highway 94 and caused mainly tree damage until it
reached Engemann Farm Road where a barn and garage were
destroyed. The tornado continued east causing damage to trees
along Case Road and then expanded as it crossed Massas Creek Road
to nearly 150 yards. It is at this point that the greatest tree
damage occurred with numerous trees uprooted, twisted and snapped
in a convergent pattern near the creek. The tornado then crossed
Highway B and Centenial Drive with more large trees uprooted and
some minor damage to outbuildings and residences noted. The
tornado continued east, destroying a pole barn west of Hickory
Heath Ranch Road, and uprooting more trees along State Highway EE
and Missouri Highway U. The tornado crossed Highway 47 south of
Warrenton causing roof damage to a building of a private
campground and then dissipated east of the campground in rural
Warren County. The total path length of this EF1 tornado was 21

.Wentzville, Missouri...

Rating:                 EF-1
Estimated peak wind:    100 mph
Path length /Statute/:  3 miles
Path width /Maximum/:   100 yards
Fatalities:             0
Injuries:               3

Start date:             March 6 2017
Start time:             11:51 PM CST
Start location:         3W Wentzville
Start lat/lon:          38.8051/-90.9085

End date:               March 6 2017
End time:               11:54 PM CST
End location:           Wentzville
End lat/lon:            38.8111/-90.8504

Survey Summary:

The second tornado associated with the small vortex developed
along the South Service Road of Interstate 70 west of South Pointe
Prarie Road. The tornado crossed Interstate 70 and caused roof
and siding damage to a number of homes and uprooted or snapped
trees along its path as it moved east across Langtree Drive,
Shadow Point Circle, Shadow Pines Drive, Giotto Court, Cabot
Court, Tiffany Lynn Court, Huntsdale Drive, Tiger Drive and
Ivybrook Drive. The tornado once again approached Interstate 70
causing damage to several business along W Pierce Blvd. The
tornado crossed the Interstate, flipping over a large camper
trailer along Thomas RV Way and flattening several road signs.
The tornado tracked east paralleling Interstate 70, causing
varying degrees of damage to buildings along Swantherville Drive
and Ruggeri Drive. The tornado then caused significant roof
damage to a building along P&A Drivewall Drive before crossing
Interstate 70 for the third and final time. The tornado continued
east into a mobile home park where it flipped one trailer over
and damaged many more. This is where the three injuries occurred.
The tornado continued east/northeast just to the south of West
Main Street through Downtown Wentzville causing mainly minor
damage to many residences and businesses. The exception was a
lumber business along South Church Street which took the brunt of
the tornado and had a large building destroyed. The tornado
finally dissipated near the intersection of Pitman Avenue and
South Tally Street.

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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