Public Information Statement
Issued by NWS Oklahoma City, OK

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NOUS44 KOUN 111705
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OKZ004>048-050>052-TXZ083>090-120515-

Public Information Statement
National Weather Service Norman OK
1205 PM CDT WED MAY 11 2016

...NWS Damage Survey for 05/09/16 Tornado Event - Update 1...

.Update...Upgrading Katie tornado to EF-4 and Bromide tornado
to EF-3.

.Overview...This is very preliminary information from damage
surveys conducted on tuesday. additional analysis will continue
for these and other tornadoes that occurred on monday and some
of the specific information may be modified as this analysis
continues. One survey team is in the field today investigating
the tornado that occurred in Noble and Payne county to the north
Stillwater.

.Katie tornado...

Rating:                   EF-4
Estimated Peak Wind:      166-175 MPH
Path length /Statute/:    9 Miles
Path width /Maximum/:     To be determined
Fatalities:               1
Injuries:                 0

Start date:               May 9 2016
Start time:               406 PM CDT
Start location:           1.25 S Katie /Garvin County/ OK

End date:                 May 9 2016
End time:                 427 PM CDT
End location:             8 E Katie /Garvin County/ OK

Survey Summary: The tornado developed about 1.25 miles south of
Katie, or about 4 miles north of Hennepin, and moved generally
east-northeast with some fluctuation in the motion. One fatality
occurred east of Katie toward the end of the tornado path. The
tornado dissipated just before crossing Interstate 35 about 8
miles east of Katie, or about 5 miles southwest of Wynnewood. A
well-constructed home was destroyed about 6 miles east of Katie
and additional analysis of this house damage supports an EF-4
rating.

.North of Sulphur tornado...

Rating:                   EF-3
Estimated Peak Wind:      150-165 MPH
Path length /Statute/:    17 Miles
Path width /Maximum/:     To be determined
Fatalities:               0
Injuries:                 To be determined

Start date:               May 9 2016
Start time:               434 PM CDT
Start location:           4 NNW Davis /Murray County/ OK

End date:                 May 9 2016
End time:                 517 PM CDT
End location:             2.5 SSW Roff /Pontotoc County/ OK

Survey Summary: The tornado touched down just east of Interstate
35 between Wynnewood and Davis and moved generally east, before
turning east-northeast and dissipating near the Ponotoc/Murray
County line between Roff and Hickory.

.West of Roff anticyclonic tornado...

Rating:                   EF-1
Estimated Peak Wind:      To be determined
Path length /Statute/:    Up to 13 Miles
Path width /Maximum/:     To be determined
Fatalities:               0
Injuries:                 To be determined

Start date:               May 9 2016
Start time:               445 PM CDT
Start location:           6 NNW Sulphur /Murray County/ OK

End date:                 May 9 2016
End time:                 520 PM CDT
End location:             4 NW Fitzhugh /Pontotoc County/ OK

Survey Summary: An anticyclonic tornado developed about 6 miles
north-northwest of Sulphur and moved northeast into the southeast
corner of Garvin County and then into western Pontotoc County.
The tornado moved to at least a point 5 miles west-northwest of
Roff with damage was likely associated with the tornado continuing
northeast to 4 miles northwest of Fitzhugh.

.Bromide tornado...

Rating:                   EF-3
Estimated Peak Wind:      155-165 MPH
Path length /Statute/:    9 Miles
Path width /Maximum/:     To be determined
Fatalities:               1
Injuries:                 To be determined

Start date:               May 9 2016
Start time:               518 PM CDT
Start location:           4 S Connerville /Johnston County/ OK

End date:                 May 9 2016
End time:                 536 PM CDT
End location:             Bromide /Coal County/ OK

Survey Summary: The tornado developed near highway 99 about
4 miles south of Connerville, or about 12 miles west-northwest of
Wapanucka, and moved east-northeast dissipating on the east side
of Bromide on the Coal-Johnston county line. One fatality occurred
at a home southeast of Connerville. The damage survey team indicated
that the house damage southeast of Connerville was consistent with
an EF-3 damage rating, so this tornado has been upgraded.

.Northwest of Atoka tornado...

Rating:                   EF-1
Estimated Peak Wind:      To be determined
Path length /Statute/:    12 Miles
Path width /Maximum/:     To be determined
Fatalities:               0
Injuries:                 To be determined

Start date:               May 9 2016
Start time:               546 PM CDT
Start location:           12 WNW Atoka /Atoka County/ OK

End date:                 May 9 2016
End time:                 619 PM CDT
End location:             5 N Atoka /Atoka County/ OK

Survey Summary: A tornado developed in northwest Atoka County
about 12 miles west-northwest of Atoka, or about 6 miles east-
northeast of Wapanucka. The tornado moved east-northeast
crossing into southeastern Coal County to the south and southeast
of Lehigh, then moved back into Atoka County to the north of
Atoka with the last damage noted near the county line.

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

Note:
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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