Alert archive / Oklahoma / Tornado Warnings in 2016

Tornado Warning 33, NWS Tulsa, OK

May 9, 2016Choctaw County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 9, 2016, 6:53 PM CDT for Choctaw County, Oklahoma. It was in force for 52 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 9, 2016, 6:53 PM CDT (23:53 UTC)
Expired
May 9, 2016, 7:45 PM CDT
In force
52 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Observed
Hail
1.75 in

County Choctaw County, OK

The radar

The Western Arkansas radar (KSRX), 171 km from the middle of the area, began a volume at 23:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 9, 7:02 PM CDTTORNADO 1Hugo, OKSTORM SURVEY TEAM HAS ASSIGNED A PRELIMINARY EF1 RATING...WITH MAX WINDS IN THE 95 TO 105 MPH RANGE.
May 9, 7:02 PM CDTTORNADOHugo, OK
May 9, 7:24 PM CDTTORNADO5 Nne Sawyer, OK

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 9, 2:36 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.9 hours before the alert went out and 219 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 12:00Z on 2016-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 2016-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 465 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
128 J/kg
Mixed-layer CIN
-238 J/kg
Mixed-layer LCL
706 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
465 m²/s²
0-3 km storm-relative helicity
489 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

444 
WFUS54 KTSA 092353
TORTSA
OKC023-100045-
/O.NEW.KTSA.TO.W.0033.160509T2353Z-160510T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
653 PM CDT MON MAY 9 2016

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  CHOCTAW COUNTY IN SOUTHEASTERN OKLAHOMA...

* UNTIL 745 PM CDT

* AT 653 PM CDT...A CONFIRMED TORNADO WAS LOCATED 3 MILES SOUTHEAST OF
  SOPER...MOVING EAST AT 35 MPH.

  HAZARD...DAMAGING TORNADO AND GOLF BALL SIZE HAIL. 

  SOURCE...LAW ENFORCEMENT CONFIRMED TORNADO. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  HUGO...                           FORT TOWSON...
  SAWYER...                         SOPER...
  HUGO LAKE STATE PARK...           MESSER...
  RAYMOND GARY STATE PARK...        KENT...
  GOODLAND...                       SPEER...
  APPLE...                          SWINK...
  FALLON...                         HUSKEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE HOME...OR IN
A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3397 9573 3413 9576 3415 9563 3416 9516
      3394 9516 3396 9522 3396 9523 3395 9523
      3394 9525 3393 9525
TIME...MOT...LOC 2353Z 266DEG 30KT 3401 9564 

TORNADO...OBSERVED
HAIL...1.75IN

$$

69
3 follow-up statements
912 
WWUS54 KTSA 100006
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
706 PM CDT MON MAY 9 2016

OKC023-100045-
/O.CON.KTSA.TO.W.0033.000000T0000Z-160510T0045Z/
CHOCTAW OK-
706 PM CDT MON MAY 9 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN CHOCTAW COUNTY...
    
AT 704 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR HUGO...MOVING
EAST AT 35 MPH. ANOTHER SEVERE THUNDERSTORM WITH STRONG LOW LEVEL
ROTATION WAS LOCATED NEAR UNGER...MOVING EAST AT 30 MPH.

HAZARD...DAMAGING TORNADO AND GOLF BALL SIZE HAIL. 

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
HUGO...                           FORT TOWSON...
SAWYER...                         SOPER...
HUGO LAKE STATE PARK...           MESSER...
RAYMOND GARY STATE PARK...        KENT...
GOODLAND...                       SPEER...
APPLE...                          SWINK...
FALLON...                         HUSKEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE HOME...OR IN
A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3397 9573 3413 9576 3415 9563 3416 9516
      3394 9516 3396 9522 3396 9523 3395 9523
      3394 9525 3393 9525
TIME...MOT...LOC 0004Z 264DEG 32KT 3402 9551 

TORNADO...OBSERVED
HAIL...1.75IN

$$

69
115 
WWUS54 KTSA 100018
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
718 PM CDT MON MAY 9 2016

OKC023-100045-
/O.CON.KTSA.TO.W.0033.000000T0000Z-160510T0045Z/
CHOCTAW OK-
718 PM CDT MON MAY 9 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN CHOCTAW COUNTY...
    
AT 717 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR MESSER...MOVING
NORTHEAST AT 30 MPH. ANOTHER SEVERE THUNDERSTORM WITH STRONG LOW
LEVEL ROTATION WAS LOCATED 5 MILES EAST OF SOPER...MOVING EAST AT 30
MPH.

HAZARD...DAMAGING TORNADO AND GOLF BALL SIZE HAIL. 

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
HUGO...                           FORT TOWSON...
SAWYER...                         SOPER...
HUGO LAKE STATE PARK...           MESSER...
RAYMOND GARY STATE PARK...        KENT...
GOODLAND...                       SPEER...
APPLE...                          SWINK...
FALLON...                         HUSKEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE HOME...OR IN
A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3399 9570 3412 9571 3415 9563 3416 9516
      3394 9516 3396 9522 3396 9523 3395 9523
      3394 9525 3393 9525
TIME...MOT...LOC 0017Z 242DEG 25KT 3408 9542 

TORNADO...OBSERVED
HAIL...1.75IN

$$

69
077 
WWUS54 KTSA 100036
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
736 PM CDT MON MAY 9 2016

OKC023-100045-
/O.CON.KTSA.TO.W.0033.000000T0000Z-160510T0045Z/
CHOCTAW OK-
736 PM CDT MON MAY 9 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN CHOCTAW COUNTY...
    
AT 735 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 5 MILES NORTHEAST OF HUGO LAKE STATE PARK...MOVING EAST AT
25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
HUGO...                           FORT TOWSON...
SAWYER...                         HUGO LAKE STATE PARK...
MESSER...                         APPLE...
SWINK...                          

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER
AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3402 9555 3415 9550 3416 9516 3400 9516
TIME...MOT...LOC 0035Z 254DEG 22KT 3412 9530 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

69

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 9:30 PM CDTSpecial Weather StatementTSAOkfuskee30 min
May 8, 11:48 PM CDTSpecial Weather StatementTSAHaskell, McIntosh, Muskogee, Okmulgee27 min
May 9, 12:08 AM CDTSpecial Weather StatementTSACherokee, Haskell, Mayes, Muskogee, Sequoyah, Wagoner52 min
May 9, 6:07 PM CDTSevere Thunderstorm WarningTSAPawnee23 min
May 9, 6:12 PM CDTTornado WarningTSAChoctaw48 min
May 9, 6:28 PM CDTTornado WarningTSAPawnee32 min
May 9, 6:32 PM CDTSevere Thunderstorm WarningTSAPawnee28 min
May 9, 6:42 PM CDTSpecial Weather StatementTSAOsage48 min
May 9, 6:45 PM CDTSpecial Weather StatementTSAPushmataha45 min
May 9, 6:45 PM CDTTornado WarningTSAPawnee19 min
May 9, 6:47 PM CDTSpecial Weather StatementTSALatimer43 min
May 9, 6:52 PM CDTSevere Thunderstorm WarningTSAPawnee38 min

Nearby

Tornado Warnings in Oklahoma, 2016Every tornado warning in 2016Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.