National Weather Service Raw Text Product

274 
NOUS44 KTSA 020404
PNSTSA
ARZ001-002-010-011-019-020-029-OKZ049-053>076-021615-

Public Information Statement
National Weather Service Tulsa OK
1004 PM CST Sat Dec 1 2018

...NWS DAMAGE SURVEY FOR 11/30/18 TORNADO EVENT...

.OVERVIEW...NWS Tulsa meteorologists surveyed damage today in
Muskogee, Sequoyah, Cherokee, and Adair Counties. This damage was 
the result of a long-lived supercell thunderstorm. Two tornadoes were
confirmed. The second tornado was not finalized today, and 
additional damage will be assessed tomorrow from this storm in Adair 
and Delaware Counties. 

Other areas that will be surveyed on Sunday, and possibly into Monday,
include Van Buren Arkansas and near Sperry Oklahoma. These areas of 
damage were the result of brief circulations that developed on the 
leading edge of last night's squall line.

.Webbers Falls Oklahoma Tornado...

Rating:                 EF-1
Estimated Peak Wind:    95 to 105 mph
Path Length /Statute/:  7.10 miles
Path Width /Maximum/:   400 yards
Fatalities:             0
Injuries:               0

Start Date:             11/30/2018 
Start Time:             928 pm CST
Start Location:         3.6 SSE Webbers Falls / Muskogee County / OK
Start Lat/Lon:          35.4606 / -95.1130

End Date:               11/30/2018
End Time:               937 pm CST
End Location:           4.5 ENE Gore / Sequoyah County / OK
End Lat/Lon:            35.5422 / -95.0373

Survey Summary: This tornado developed in the Arkansas river bottoms
of far southeastern Muskogee County, where several center pivot 
irrigation systems were destroyed and barns were damaged. The tornado
crossed the Arkansas River into Sequoyah County uprooting trees as it
crossed I-40. It continued northeast crossing Highway 64 east of
Gore, where trees were snapped. This tornado dissipated over open
country south of the E1000 Road.

.Lake Ten Killer Oklahoma Tornado...

Rating:                 EF-2
Estimated Peak Wind:    115 to 125 mph
Path Length /Statute/:  At least 25 miles
Path Width /Maximum/:   1100 yards
Fatalities:             0
Injuries:               0

Start Date:             11/30/2018 
Start Time:             943 pm CST
Start Location:         Blackgum / Sequoyah County / OK

End Date:               11/30/2018
End Time:               undetermined as of this time
End Location:           undetermined as of this time

Survey Summary: This tornado developed near Blackgum in northwestern
Sequoyah County and moved northeast along the eastern shores of Lake
Ten Killer in Cherokee County. Numerous homes were damaged or
destroyed, numerous boat docks were destroyed, boats were destroyed,
outbuildings were destroyed, many trees and power poles were snapped,
and hangars at the airport west of Cookson were destroyed. The
tornado continued northeast from near Cookson, crossing into Adair
County on Highway 51 east of Eldon and south of Proctor. Further
damage will be assessed from this tornado on Sunday to determine the
ending point, which may be as far north as southern Delaware County.
The maximum wind in this tornado, thus far, was determined from 
damage sustained to several lake houses and extensive tree damage 
that was substantial in several areas.

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. 

$$

EJC/SFP