Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 77, NWS Tulsa, OK

April 27, 20167 counties in Oklahoma; 4 counties in Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 27, 2016, 12:16 AM CDT for 7 counties in Oklahoma; 4 counties in Arkansas. It was in force for 59 min. 11 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: Apr 27, 2016, 12:16 AM CDT (05:16 UTC)
Expired: Apr 27, 2016, 1:15 AM CDT
In force: 59 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Crawford County, AR, Franklin County, AR, Sebastian County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Pushmataha County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 24 km from the middle of the area, began a volume at 05:20 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

Time	Report	Where	Remark
Apr 27, 12:20 AM CDT	TSTM WND GST 0	1 W Spiro, OK	SPOTTER REPORTED 75 MPH WIND
Apr 27, 12:20 AM CDT	TSTM WND GST 75	1 W Spiro, OK	SPOTTER REPORTED 75 MPH WIND
Apr 27, 12:25 AM CDT	TSTM WND DMG	Muldrow, OK	3 HOMES DAMAGED IN MULDROW. ROOF TAKEN OFF OF A HOME. RELAYED BY THE ARKANSAS RED CROSS. TIME ESTIMATED BY RADAR.
Apr 27, 12:28 AM CDT	TORNADO	1 Se Muldrow, OK
Apr 27, 12:33 AM CDT	TSTM WND DMG	1 Se Muldrow, OK	ROW OF LARGE OAK TREES LINING A PASTURE DOWNED. TREES WERE 50 TO 60 FEET TALL... APPROXIMATELY 3-5 FT IN DIAMETER. ROUGHLY A DOZEN TREES CAME DOWN HALF OF WHICH WERE UPROOTED... THE OTHERS HAVING BEEN SNAPPED OFF.
Apr 27, 12:40 AM CDT	TSTM WND DMG	Poteau, OK	ONE BUILDING IN DOWNTOWN HAD DAMAGE TO WINDOWS AND ALSO MINOR STRUCTURAL DAMAGE. OTHER DAMAGE NOTED TO ADJACENT BUILDINGS. TIME ESTIMATED VIA RADAR.
Apr 27, 12:56 AM CDT	TORNADO	Kibler, AR
Apr 27, 1:00 AM CDT	TSTM WND DMG	Kibler, AR	DAMAGE IN KIBLER. TIME ESTIMATED FROM RADAR.
Apr 27, 1:08 AM CDT	TORNADO	2 Nnw Charleston, AR	NUMEROUS TREES UPROOTED...LARGE LIMBS SNAPPED. PRELIM EF1 DAMAGE FROM NWS SURVEY.
Apr 27, 1:20 AM CDT	TORNADO	5 W Ozark, AR	A TORNADO DAMAGED CHICKEN HOUSES...DAMAGED HOMES...DAMAGED OUTBUILDINGS...AND SNAPPED LARGE TREE LIMBS. IT WAS RATED EF-0 BASED ON THIS DAMAGE.
Apr 27, 1:22 AM CDT	TSTM WND DMG	5 W Ozark, AR	FIVE POULTRY HOUSES HAVING ROOF DAMAGE. ONE BARN AND STORAGE BUILDING EXTENSIVELY DAMAGED. CONSIDERABLE SCATTERING OF SHEET METAL AND INSULATION FROM STRUCTURES.

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.

Issued	Product	Office	Lasted
Apr 26, 10:21 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.3 hours before the alert went out and 192 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 851 J/kg
Mixed-layer CIN: -259 J/kg
Mixed-layer LCL: 1185 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 73 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

297 
WUUS54 KTSA 270516
SVRTSA
ARC033-047-131-143-OKC001-021-061-077-079-127-135-270615-
/O.NEW.KTSA.SV.W.0077.160427T0516Z-160427T0615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1216 AM CDT WED APR 27 2016

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...
  SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS...
  CRAWFORD COUNTY IN NORTHWESTERN ARKANSAS...
  SOUTH CENTRAL WASHINGTON COUNTY IN NORTHWESTERN ARKANSAS...
  SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA...
  LE FLORE COUNTY IN SOUTHEASTERN OKLAHOMA...
  EASTERN LATIMER COUNTY IN SOUTHEASTERN OKLAHOMA...
  SOUTHEASTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA...
  NORTHEASTERN PUSHMATAHA COUNTY IN SOUTHEASTERN OKLAHOMA...
  SOUTHERN ADAIR COUNTY IN NORTHEASTERN OKLAHOMA...
  EASTERN HASKELL COUNTY IN SOUTHEASTERN OKLAHOMA...

* UNTIL 115 AM CDT

* AT 1215 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 5 MILES NORTH OF BUNCH TO 3 MILES NORTHEAST OF
  BOKOSHE TO 6 MILES SOUTHWEST OF WHITESBORO...MOVING EAST AT 45 MPH.

  HAZARD...70 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO 
           MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

* LOCATIONS IN OR NEAR THE PATH INCLUDE...
  FORT SMITH...                     VAN BUREN...
  SALLISAW...                       POTEAU...
  OZARK...                          CHARLESTON...
  CEDARVILLE...                     MOUNTAINBURG...
  NATURAL DAM...                    GREENWOOD...
  ALMA...                           BARLING...
  POCOLA...                         MULDROW...
  HEAVENER...                       ROLAND...
  LAVACA...                         SPIRO...
  ARKOMA...                         MULBERRY...

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 0 AND 42.
 INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 293 AND 328.
 INTERSTATE 540 BETWEEN MILE MARKERS 1 AND 14.
 INTERSTATE 49 BETWEEN MILE MARKERS 22 AND 41.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3538 9371 3537 9375 3542 9380 3531 9381
      3532 9392 3523 9392 3523 9403 3514 9403
      3514 9414 3510 9414 3506 9425 3497 9424
      3493 9445 3451 9446 3449 9523 3578 9497
      3577 9370
TIME...MOT...LOC 0515Z 256DEG 41KT 3576 9477 3521 9474 3461 9495 

HAIL...0.75IN
WIND...70MPH
 
$$

69

2 follow-up statements

966 
WWUS54 KTSA 270534
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1234 AM CDT WED APR 27 2016

OKC021-061-077-127-270543-
/O.CAN.KTSA.SV.W.0077.000000T0000Z-160427T0615Z/
LATIMER OK-CHEROKEE OK-PUSHMATAHA OK-HASKELL OK-
1234 AM CDT WED APR 27 2016

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LATIMER...SOUTHEASTERN
CHEROKEE...NORTHEASTERN PUSHMATAHA AND EASTERN HASKELL COUNTIES IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FOR
NORTHWESTERN ARKANSAS...AND EASTERN OKLAHOMA.

LAT...LON 3538 9371 3537 9375 3542 9380 3531 9381
      3532 9392 3523 9392 3523 9402 3514 9403
      3514 9414 3510 9414 3506 9425 3497 9424
      3493 9445 3451 9446 3451 9492 3520 9484
      3520 9482 3578 9478 3577 9370
TIME...MOT...LOC 0533Z 270DEG 41KT 3580 9453 3525 9450 3465 9471 

$$

ARC033-047-131-143-OKC001-079-135-270615-
/O.CON.KTSA.SV.W.0077.000000T0000Z-160427T0615Z/
FRANKLIN AR-SEBASTIAN AR-CRAWFORD AR-WASHINGTON AR-SEQUOYAH OK-
LE FLORE OK-ADAIR OK-
1234 AM CDT WED APR 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR FRANKLIN...SEBASTIAN...CRAWFORD...SOUTH CENTRAL WASHINGTON...
EASTERN SEQUOYAH...LE FLORE AND SOUTHERN ADAIR COUNTIES...

AT 1233 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 5 MILES EAST OF STILWELL TO 2 MILES NORTHWEST OF
POCOLA TO 3 MILES SOUTHEAST OF MUSE...MOVING EAST AT 45 MPH.

HAZARD...70 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE 
         HOMES...ROOFS...AND OUTBUILDINGS. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
FORT SMITH...                     VAN BUREN...
SALLISAW...                       POTEAU...
OZARK...                          CHARLESTON...
CEDARVILLE...                     MOUNTAINBURG...
NATURAL DAM...                    GREENWOOD...
ALMA...                           BARLING...
POCOLA...                         MULDROW...
HEAVENER...                       ROLAND...
LAVACA...                         SPIRO...
ARKOMA...                         MULBERRY...

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 0 AND 42.
 INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 307 AND 328.
 INTERSTATE 540 BETWEEN MILE MARKERS 1 AND 14.
 INTERSTATE 49 BETWEEN MILE MARKERS 22 AND 41.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

INTENSE THUNDERSTORM LINES CAN PRODUCE BRIEF TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. IT IS BEST TO MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING. THESE STORMS MAY
CAUSE SERIOUS INJURY AND SIGNIFICANT PROPERTY DAMAGE.

&&

LAT...LON 3538 9371 3537 9375 3542 9380 3531 9381
      3532 9392 3523 9392 3523 9402 3514 9403
      3514 9414 3510 9414 3506 9425 3497 9424
      3493 9445 3451 9446 3451 9492 3520 9484
      3520 9482 3578 9478 3577 9370
TIME...MOT...LOC 0533Z 270DEG 41KT 3580 9453 3525 9450 3465 9471 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...70MPH
 
$$

69

393 
WWUS54 KTSA 270554
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1254 AM CDT WED APR 27 2016

OKC001-270604-
/O.CAN.KTSA.SV.W.0077.000000T0000Z-160427T0615Z/
ADAIR OK-
1254 AM CDT WED APR 27 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ADAIR COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FOR
NORTHWESTERN ARKANSAS...AND SOUTHEASTERN OKLAHOMA.

LAT...LON 3538 9371 3537 9375 3542 9380 3531 9381
      3532 9392 3523 9392 3523 9402 3514 9403
      3514 9414 3510 9414 3506 9425 3497 9424
      3493 9445 3451 9446 3451 9492 3554 9446
      3578 9449 3577 9370
TIME...MOT...LOC 0554Z 256DEG 41KT 3585 9426 3530 9423 3470 9444 

$$

ARC033-047-131-143-OKC079-135-270615-
/O.CON.KTSA.SV.W.0077.000000T0000Z-160427T0615Z/
FRANKLIN AR-SEBASTIAN AR-CRAWFORD AR-WASHINGTON AR-SEQUOYAH OK-
LE FLORE OK-
1254 AM CDT WED APR 27 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR FRANKLIN...SEBASTIAN...CRAWFORD...SOUTH CENTRAL WASHINGTON...
SOUTHEASTERN SEQUOYAH AND EASTERN LE FLORE COUNTIES...

AT 1254 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 3 MILES NORTHEAST OF STRICKLER TO 4 MILES SOUTHWEST OF
LAVACA TO 4 MILES NORTH OF MOUNTAIN FORK...MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IN OR NEAR THE PATH INCLUDE...
FORT SMITH...                     VAN BUREN...
POTEAU...                         OZARK...
CHARLESTON...                     CEDARVILLE...
MOUNTAINBURG...                   NATURAL DAM...
GREENWOOD...                      ALMA...
BARLING...                        POCOLA...
HEAVENER...                       ROLAND...
LAVACA...                         ARKOMA...
MULBERRY...                       MANSFIELD...
DYER...                           HACKETT...

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 0 AND 42.
 INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 324 AND 328.
 INTERSTATE 540 BETWEEN MILE MARKERS 1 AND 14.
 INTERSTATE 49 BETWEEN MILE MARKERS 22 AND 42.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3538 9371 3537 9375 3542 9380 3531 9381
      3532 9392 3523 9392 3523 9402 3514 9403
      3514 9414 3510 9414 3506 9425 3497 9424
      3493 9445 3451 9446 3451 9492 3554 9446
      3578 9449 3577 9370
TIME...MOT...LOC 0554Z 256DEG 41KT 3585 9426 3530 9423 3470 9444 

HAIL...0.75IN
WIND...60MPH
 
$$

69

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 8:24 PM CDT	Special Weather Statement	TSA	Pawnee	51 min
Apr 26, 9:14 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	61 min
Apr 26, 9:31 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Okmulgee, Osage, Pawnee, Tulsa	59 min
Apr 26, 9:52 PM CDT	Tornado Warning	TSA	Osage	23 min
Apr 26, 10:00 PM CDT	Tornado Warning	TSA	Creek, Osage, Pawnee, Tulsa	30 min
Apr 26, 10:13 PM CDT	Severe Thunderstorm Warning	TSA	Nowata, Osage, Rogers, Washington	47 min
Apr 26, 10:20 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Muskogee, Okmulgee, Osage, Rogers, Tulsa and 1 more	40 min
Apr 26, 10:21 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okfuskee, Okmulgee, Pittsburg	39 min
Apr 26, 10:26 PM CDT	Tornado Warning	TSA	Rogers, Tulsa, Wagoner	34 min
Apr 26, 10:51 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Latimer, Pittsburg, Pushmataha	39 min
Apr 26, 10:56 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Haskell, Latimer, McIntosh, Muskogee, Okmulgee and 3 more	49 min
Apr 26, 10:57 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Craig, Mayes, Nowata, Rogers, Wagoner	33 min
Apr 26, 11:01 PM CDT	Tornado Warning	TSA	Cherokee, Mayes, Rogers, Wagoner	44 min
Apr 26, 11:13 PM CDT	Tornado Warning	TSA	Craig	32 min
Apr 26, 11:14 PM CDT	Tornado Warning	TSA	Cherokee, McIntosh, Muskogee, Sequoyah	31 min
Apr 26, 11:24 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Mayes, Nowata, Ottawa, Rogers	51 min
Apr 26, 11:27 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Latimer, LeFlore, Pushmataha	48 min
Apr 26, 11:29 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, McIntosh, Mayes, Muskogee, Rogers and 2 more	46 min
Apr 26, 11:35 PM CDT	Tornado Warning	TSA	Adair, Cherokee, Delaware, Mayes	25 min
Apr 26, 11:43 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, Muskogee, Pushmataha, Sequoyah	32 min
Apr 26, 11:44 PM CDT	Tornado Warning	TSA	Adair, Cherokee, Sequoyah	31 min
Apr 27, 12:01 AM CDT	Tornado Warning	TSA	Delaware	14 min
Apr 27, 12:06 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware	54 min
Apr 27, 12:13 AM CDT	Tornado Warning	TSA	Adair	32 min
Apr 27, 12:18 AM CDT	Severe Thunderstorm Warning	TSA	Delaware, Ottawa	17 min
Apr 27, 8:24 AM CDT	River Flood Warning	TSA	Ottawa	5 days
Apr 27, 12:40 AM CDT	Tornado Warning	TSA	Benton	35 min
Apr 27, 12:41 AM CDT	Tornado Warning	TSA	Madison, Washington	34 min
Apr 27, 1:00 AM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison, Washington	60 min
Apr 27, 1:08 AM CDT	Tornado Warning	TSA	Crawford, Franklin, Sebastian	37 min
Apr 27, 1:12 AM CDT	Tornado Warning	TSA	Carroll, Madison, Washington	48 min
Apr 27, 1:16 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Sebastian, Washington	44 min
Apr 27, 1:23 AM CDT	Tornado Warning	TSA	Franklin	37 min
Apr 27, 1:54 AM CDT	Severe Thunderstorm Warning	TSA	Carroll, Franklin, Madison	36 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2016 Severe Thunderstorm Warnings in Arkansas, 2016 Every severe thunderstorm warning 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.