You are at: NWS Norman » Weather Events » November 7-8, 2011 Severe Weather Event » Public Information Statement

Information About the November 7, 2011
Severe Weather Outbreak

Public Information Statements about Tornado Damage

We are still gathering information about this event. Other tornadoes may be added as more information comes in. We appreciate all of your pictures and experiences regarding this severe weather event.


PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
400 PM CST THU NOV 10 2011

...TIPTON TORNADO RATING UPGRADED TO EF4...

BASED ON ANALYSIS OF DATA COLLECTED DURING A GROUND DAMAGE SURVEY...
THE RATING FOR THE NOVEMBER 7TH TIPTON TORNADO HAS BEEN UPGRADED TO
EF4 ON THE ENHANCED FUJITA SCALE. THE RATING IS BASED PRIMARILY ON
DAMAGE OBSERVED AT THE OSU AGRONOMY RESEARCH STATION ON HIGHWAY 5.

THIS IS THE FIRST NOVEMBER EF4 TORNADO IN OKLAHOMA SINCE RECORDS
BEGAN IN 1950.

ESTIMATED WIND SPEEDS IN AN EF4 TORNADO RANGE FROM 166 TO 200 MPH.

$$
SMITH
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE NORMAN OK
331 PM CST TUE NOV 08 2011

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0254 PM TORNADO 3 S TIPTON 34.46N 99.14W
11/07/2011 EF4 TILLMAN OK AMATEUR RADIO

THIS LONG-LIVED TORNADO WAS OBSERVED PASSING TO THE SOUTH
AND EAST OF TIPTON. IT LIKELY DEVELOPED IN EXTREME
NORTHERN WILBARGER COUNTY TEXAS ABOUT 4 MILES
EAST-NORTHEAST OF FARGO TEXAS AT AROUND 238 PM CST, AND
DISSIPATED ABOUT 3 MILES NORTHEAST OF TIPTON AT AROUND
315 PM CST. THIS TORNADO HAS BEEN PRELIMINARILY RATED
EF2.

0315 PM TORNADO 2 NW MANITOU 34.53N 99.01W
11/07/2011 TILLMAN OK TRAINED SPOTTER

A TORNADO DEVELOPED TO THE WEST OR NORTHWEST OF MANITOU
AT APPROXIMATELY 315 PM CST.. MOVED NORTHEAST AND
DISSIPATED NEAR US HIGHWAY 183 LIKELY JUST NORTH OF THE
KIOWA/TILLMAN COUNTY LINE SOUTH OF SNYDER.

0338 PM TORNADO 3 E SNYDER 34.66N 98.90W
11/07/2011 KIOWA OK TRAINED SPOTTER

0350 PM TORNADO 6 ENE MOUNTAIN PARK 34.72N 98.84W
11/07/2011 KIOWA OK TRAINED SPOTTER

A TORNADO DEVELOPED SOUTHEAST OF THE INTERSECTION OF
STATE HIGHWAYS 49 AND 54 IN SOUTHEASTERN KIOWA COUNTY.
THIS TORNADO MOVED NORTHEAST THROUGH THE WICHITA
MOUNTAINS WILDLIFE REFUGE IN NORTHWESTERN COMANCHE
COUNTY.. THEN MOVED BACK INTO KIOWA COUNTY AND DISSIPATED
AT APPROXIMATELY 425 PM CST EAST-NORTHEAST OF SADDLE
MOUNTAIN.

0445 PM TORNADO 7 SSE CARNEGIE 35.01N 98.55W
11/07/2011 CADDO OK TRAINED SPOTTER

THIS TORNADO WAS OBSERVED TO THE SOUTH-SOUTHEAST OF
CARNEGIE AND TO THE SOUTHWEST OF FORT COBB AND LASTED FOR
A FEW MINUTES.

0500 PM TORNADO 3 NW FORT COBB 35.13N 98.47W
11/07/2011 CADDO OK TRAINED SPOTTER

THIS MULTIPLE-VORTEX TORNADO DEVELOPED AT APPROXIMATELY
500 PM CST TO THE NORTHWEST OF FORT COBB... AND MOVED
NORTH AFFECTING AREAS AROUND FORT COBB LAKE. THIS TORNADO
LASTED 10 TO 15 MINUTES.

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.