Alert archive / Oklahoma / Tornado Warnings in 2015

Tornado Warning 32, NWS Tulsa, OK

May 10, 2015Haskell County, Latimer County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 10, 2015, 7:21 PM CDT for Haskell County, Latimer County, Oklahoma. It was in force for 39 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 10, 2015, 7:21 PM CDT (00:21 UTC)
Expired
May 10, 2015, 8:00 PM CDT
In force
39 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

Counties Haskell County, OK, Latimer County, OK

The radar

The Western Arkansas radar (KSRX), 81 km from the middle of the area, began a volume at 00:22 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 10, 7:38 PM CDTTORNADO6 Sw Red Oak, OKCRAVEN FIRE DEPARTMENT DAMAGED
May 10, 7:46 PM CDTTORNADO 01 Nw Red Oak, OKAN EF-0 TORNADO SNAPPED NUMEROUS LARGE TREE LIMBS ALONG A 3.7 MILE LONG PATH. TORNADO ENDED ABOUT 752 PM CDT. THIS TORNADO WAS WITNESSED BY 2 STORM CHASERS.
May 10, 7:47 PM CDTTSTM WND DMGRed Oak, OKVEHICLE AND BARN DAMAGED BY WIND. REPORTED OVER COUNTY SCANNER.

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 10, 12:58 PM CDTTornado WatchSPC10 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.4 hours before the alert went out and 211 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, Norman, OK at 00:00Z on 2015-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 191 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, Norman, OK at 00:00Z on 2015-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.1939587897Sfc1 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
191 J/kg
Mixed-layer CIN
-72 J/kg
Mixed-layer LCL
1025 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-3.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

085 
WFUS54 KTSA 110021
TORTSA
OKC061-077-110100-
/O.NEW.KTSA.TO.W.0032.150511T0021Z-150511T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
721 PM CDT SUN MAY 10 2015

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL HASKELL COUNTY IN SOUTHEAST OKLAHOMA...
  LATIMER COUNTY IN SOUTHEAST OKLAHOMA...

* UNTIL 800 PM CDT

* AT 720 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL
  ROTATION THAT COULD PRODUCE A TORNADO AT ANY TIME  WAS LOCATED NEAR
  DAMON...AND MOVING NORTHEAST AT 40 MPH.

  HAZARD...TORNADO AND GOLF BALL 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...DAMON...WILBURTON...
  PANOLA...RED OAK...KINTA AND LEQUIRE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3484 9540 3520 9522 3502 9492 3495 9493
      3494 9500 3486 9500 3485 9503 3486 9506
      3484 9506 3474 9526
TIME...MOT...LOC 0021Z 227DEG 36KT 3481 9528

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
5 follow-up statements
288 
WWUS54 KTSA 110024
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
724 PM CDT SUN MAY 10 2015

OKC061-077-110100-
/O.CON.KTSA.TO.W.0032.000000T0000Z-150511T0100Z/
HASKELL OK-LATIMER OK-
724 PM CDT SUN MAY 10 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR LATIMER AND SOUTH CENTRAL
HASKELL COUNTIES UNTIL 800 PM CDT...

AT 722 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
THAT COULD PRODUCE AN EXTREMELY DANGEROUS TORNADO WAS LOCATED NEAR
DAMON...AND MOVING NORTHEAST AT 40 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS WILL
         BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE HOMES WILL
         BE DESTROYED. CONSIDERABLE DAMAGE TO HOMES...BUSINESSES AND
         VEHICLES IS LIKELY AND COMPLETE DESTRUCTION POSSIBLE.

LOCATIONS IN OR NEAR THE PATH INCLUDE...WILBURTON...PANOLA...RED
  OAK...KINTA AND LEQUIRE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...AN EXTREMELY DANGEROUS AND POTENTIALLY DEADLY TORNADO IS
DEVELOPING. TO PROTECT YOUR LIFE...TAKE COVER NOW. GO TO A DESIGNED
SHELTER SUCH AS A SAFE ROOM OR STORM CELLAR IF AVAILABLE.
OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF SEEKING SHELTER IN A BASEMENT...BE SURE
TO GET BENEATH SOMETHING STURDY. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3484 9540 3520 9522 3502 9492 3495 9493
      3494 9500 3486 9500 3485 9503 3486 9506
      3484 9506 3474 9526
TIME...MOT...LOC 0024Z 227DEG 36KT 3482 9525

TORNADO...RADAR INDICATED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$
132 
WWUS54 KTSA 110031
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
731 PM CDT SUN MAY 10 2015

OKC061-077-110100-
/O.CON.KTSA.TO.W.0032.000000T0000Z-150511T0100Z/
HASKELL OK-LATIMER OK-
731 PM CDT SUN MAY 10 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN LATIMER AND
SOUTH CENTRAL HASKELL COUNTIES UNTIL 800 PM CDT...

AT 730 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
THAT COULD PRODUCE AN EXTREMELY DANGEROUS TORNADO WAS LOCATED 6 MILES
EAST OF DAMON...AND MOVING NORTHEAST AT 40 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS WILL
         BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE HOMES WILL
         BE DESTROYED. CONSIDERABLE DAMAGE TO HOMES...BUSINESSES AND
         VEHICLES IS LIKELY AND COMPLETE DESTRUCTION POSSIBLE.

LOCATIONS IN OR NEAR THE PATH INCLUDE...PANOLA...RED OAK...KINTA AND
  LEQUIRE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...AN EXTREMELY DANGEROUS AND POTENTIALLY DEADLY TORNADO IS
DEVELOPING. TO PROTECT YOUR LIFE...TAKE COVER NOW. GO TO A DESIGNED
SHELTER SUCH AS A SAFE ROOM OR STORM CELLAR IF AVAILABLE.
OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF SEEKING SHELTER IN A BASEMENT...BE SURE
TO GET BENEATH SOMETHING STURDY. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3485 9533 3520 9522 3502 9492 3501 9492
      3495 9494 3494 9500 3486 9500 3485 9502
      3486 9506 3484 9506 3479 9523
TIME...MOT...LOC 0031Z 227DEG 36KT 3486 9520

TORNADO...RADAR INDICATED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$
101 
WWUS54 KTSA 110031 RRA
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
731 PM CDT SUN MAY 10 2015

OKC061-077-110100-
/O.CON.KTSA.TO.W.0032.000000T0000Z-150511T0100Z/
HASKELL OK-LATIMER OK-
731 PM CDT SUN MAY 10 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN LATIMER AND
SOUTH CENTRAL HASKELL COUNTIES UNTIL 800 PM CDT...

AT 730 PM CDT...A CONFIRMED EXTREMELY DANGEROUS TORNADO WAS LOCATED 6
MILES EAST OF DAMON...AND MOVING NORTHEAST AT 40 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO.

SOURCE...RADAR CONFIRMED TORNADO.

IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS WILL
         BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE HOMES WILL
         BE DESTROYED. CONSIDERABLE DAMAGE TO HOMES...BUSINESSES AND
         VEHICLES IS LIKELY AND COMPLETE DESTRUCTION POSSIBLE.

LOCATIONS IN OR NEAR THE PATH INCLUDE...PANOLA...RED OAK...KINTA AND
  LEQUIRE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...AN EXTREMELY DANGEROUS AND POTENTIALLY DEADLY TORNADO IS
ON THE GROUND. TO PROTECT YOUR LIFE...TAKE COVER NOW. GO TO A
DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM CELLAR IF AVAILABLE.
OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF SEEKING SHELTER IN A BASEMENT...BE SURE
TO GET BENEATH SOMETHING STURDY. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3485 9533 3520 9522 3502 9492 3501 9492
      3495 9494 3494 9500 3486 9500 3485 9502
      3486 9506 3484 9506 3479 9523
TIME...MOT...LOC 0032Z 227DEG 36KT 3487 9519

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.75IN

$$
737 
WWUS54 KTSA 110039
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
739 PM CDT SUN MAY 10 2015

OKC061-077-110100-
/O.CON.KTSA.TO.W.0032.000000T0000Z-150511T0100Z/
HASKELL OK-LATIMER OK-
739 PM CDT SUN MAY 10 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN LATIMER AND
SOUTH CENTRAL HASKELL COUNTIES UNTIL 800 PM CDT...

AT 737 PM CDT...A SEVERE THUNDERSTORM WITH STRONG LOW LEVEL ROTATION
THAT COULD PRODUCE A TORNADO AT ANY TIME  WAS LOCATED 6 MILES
SOUTHWEST OF RED OAK...AND MOVING NORTHEAST AT 35 MPH.

HAZARD...TORNADO AND GOLF BALL 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...RED OAK AND LEQUIRE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3489 9527 3496 9528 3517 9518 3502 9492
      3495 9494 3494 9500 3488 9502 3486 9510
      3486 9518
TIME...MOT...LOC 0040Z 224DEG 30KT 3491 9515

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
188 
WWUS54 KTSA 110047
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
747 PM CDT SUN MAY 10 2015

OKC061-077-110100-
/O.CON.KTSA.TO.W.0032.000000T0000Z-150511T0100Z/
HASKELL OK-LATIMER OK-
747 PM CDT SUN MAY 10 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN LATIMER AND
SOUTH CENTRAL HASKELL COUNTIES UNTIL 800 PM CDT...

AT 744 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR RED OAK...AND MOVING NORTHEAST AT 35 MPH.

HAZARD...TORNADO AND GOLF BALL 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...LEQUIRE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. GO TO A DESIGNED SHELTER SUCH AS A SAFE ROOM OR STORM
CELLAR IF AVAILABLE. OTHERWISE...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF SEEKING SHELTER
IN A BASEMENT...BE SURE TO GET BENEATH SOMETHING STURDY. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3491 9523 3497 9526 3517 9518 3502 9493
      3494 9500 3488 9510 3488 9516
TIME...MOT...LOC 0047Z 224DEG 30KT 3496 9509

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 7:01 PM CDTSevere Thunderstorm WarningTSALeFlore44 min
May 10, 7:30 PM CDTSevere Thunderstorm WarningTSALeFlore45 min
May 10, 7:55 PM CDTTornado WarningTSAHaskell, Latimer, LeFlore20 min
May 10, 8:14 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, LeFlore, Sequoyah46 min
May 10, 8:21 PM CDTTornado WarningTSALeFlore39 min
May 10, 8:28 PM CDTSpecial Weather StatementTSAPushmataha47 min
May 10, 8:30 PM CDTFlash Flood WarningTSAHaskell, LeFlore, Sequoyah6 hr
May 10, 8:38 PM CDTSevere Thunderstorm WarningTSALeFlore, Sequoyah52 min
May 10, 9:07 PM CDTSpecial Weather StatementTSALatimer38 min
May 10, 11:55 PM CDTFlash Flood WarningTSAHaskell, Latimer, LeFlore, Pittsburg, Pushmataha3 hr
May 11, 2:28 AM CDTFlash Flood WarningTSAHaskell, LeFlore, Sequoyah3 hr
May 11, 4:20 AM CDTRiver Flood WarningTSASequoyah28 hr
May 11, 1:51 PM CDTAreal Flood WarningTSAAdair, Cherokee, Haskell, Latimer, LeFlore, McIntosh and 6 more24 hr

Nearby

Tornado Warnings in Oklahoma, 2015Every tornado warning in 2015Tornadoes in 2015

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.