Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 128, NWS Tulsa, OK

May 10, 2015LeFlore County, Sequoyah County, Oklahoma; Crawford County, Franklin County, Sebastian County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at May 10, 2015, 1:42 AM CDT for LeFlore County, Sequoyah County, Oklahoma; Crawford County, Franklin County, Sebastian County, Arkansas. It was in force for 48 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, 1:42 AM CDT (06:42 UTC)
Expired: May 10, 2015, 2:30 AM CDT
In force: 48 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Crawford County, AR, Franklin County, AR, Sebastian County, AR, LeFlore County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 17 km from the middle of the area, began a volume at 06:46 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
May 10, 1:54 AM CDT	TSTM WND DMG	Fort Smith, AR	POWERLINES DOWN IN FORT SMITH.
May 10, 2:05 AM CDT	TSTM WND DMG	Greenwood, AR	SEVERAL TREES BLOWN DOWN. MANY BROKEN LIMBS. A STOP SIGN WAS TURNED AROUND BY THE WIND.
May 10, 2:35 AM CDT	TSTM WND DMG	Ozark, AR	SCATTERED TREES WITH BROKEN LIMBS IN SOUTHERN HALF OF COUNTY. SOME SMALL TREES BLOWN DOWN.

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

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.7 hours before the alert went out and 188 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: 81 J/kg
Mixed-layer CIN: -90 J/kg
Mixed-layer LCL: 881 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 73 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

900 
WUUS54 KTSA 100642
SVRTSA
ARC033-047-131-OKC079-135-100730-
/O.NEW.KTSA.SV.W.0128.150510T0642Z-150510T0730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
142 AM CDT SUN MAY 10 2015

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CRAWFORD COUNTY IN NORTHWEST ARKANSAS...
  SOUTHERN FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS...
  SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS...
  NORTHEASTERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA...
  EASTERN SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA...

* UNTIL 230 AM CDT

* AT 137 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM SHORT TO GANS TO POCOLA TO WISTER...AND MOVING EAST
  AT 35 MPH.

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

  SOURCE...RADAR INDICATED.

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


* LOCATIONS IN OR NEAR THE PATH INCLUDE...UNIONTOWN...CAMERON...
  COTTONWOOD...ROLAND...POCOLA...ROCK ISLAND...BRADEN...JENSON...
  CEDARVILLE...DORA...HACKETT...FIGURE FIVE...BONANZA...MOFFETT...
  ARKOMA...FORT SMITH...VAN BUREN...RYE HILL...RUDY...FURRY...MILL
  CREEK...EXCELSIOR...MIDLAND...SHIBLEY...FORT SMITH REGIONAL
  AIRPORT...JENNY LIND...HARTFORD...CONCORD...ARKOLA...ALMA...
  WITCHERVILLE...GREENWOOD...BARLING...HUNTINGTON...KIBLER...
  DAYTON...BURNVILLE...CENTRAL CITY...MANSFIELD...DYER...
  CROSSROADS...LIBERTY...MILLTOWN...PINEY...PLEASANT HILL...LAVACA...
  MULBERRY...WASHBURN...BLOOMER...FORT CHAFFEE...LONELM...URSULA...
  TONEY...ETNA...MOUNTAIN TOP...JETHRO...WATALULA...CRAVENS...
  CECIL...MEG...VESTA...PETER PENDER...BRANCH...CHARLESTON AND OZARK.

THIS INCLUDES INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 315 AND
328.

THIS INCLUDES INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 0 AND
39.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3531 9386 3531 9391 3523 9393 3522 9402
      3513 9404 3514 9413 3510 9414 3507 9423
      3501 9423 3501 9473 3520 9464 3534 9473
      3561 9455 3563 9372
TIME...MOT...LOC 0640Z 270DEG 30KT 3553 9446 3534 9461
          3520 9452 3498 9465

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

$$

1 follow-up statement

036 
WWUS54 KTSA 100714
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
214 AM CDT SUN MAY 10 2015

OKC079-135-100723-
/O.CAN.KTSA.SV.W.0128.000000T0000Z-150510T0730Z/
LE FLORE OK-SEQUOYAH OK-
214 AM CDT SUN MAY 10 2015

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SEQUOYAH AND
NORTHEASTERN LE FLORE COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED 
OUT OF THE WARNED AREA.

LAT...LON 3531 9386 3531 9391 3523 9393 3522 9402
      3513 9404 3514 9413 3510 9414 3507 9423
      3501 9423 3503 9445 3540 9443 3560 9447
      3563 9372
TIME...MOT...LOC 0713Z 270DEG 30KT 3559 9422 3547 9423
          3538 9413 3517 9435

$$

ARC033-047-131-100730-
/O.CON.KTSA.SV.W.0128.000000T0000Z-150510T0730Z/
CRAWFORD AR-FRANKLIN AR-SEBASTIAN AR-
214 AM CDT SUN MAY 10 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SEBASTIAN...
SOUTHERN FRANKLIN AND SOUTHERN CRAWFORD COUNTIES UNTIL 230 AM CDT...

AT 211 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM RUDY TO ALMA TO LAVACA TO HACKETT...AND MOVING EAST AT
35 MPH.

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

SOURCE...RADAR INDICATED. 

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

LOCATIONS IN OR NEAR THE PATH INCLUDE...EXCELSIOR...ARKOLA...
  GREENWOOD...DYER...WITCHERVILLE...HUNTINGTON...VESTA...BLOOMER...
  URSULA...MANSFIELD...DAYTON...LIBERTY...CROSSROADS...PINEY...
  BURNVILLE...PLEASANT HILL...MULBERRY...ETNA...FORT CHAFFEE...
  WASHBURN...MOUNTAIN TOP...JETHRO...WATALULA...CRAVENS...LONELM...
  TONEY...CECIL...MEG...PETER PENDER...BRANCH...CHARLESTON...OZARK
  AND MILLTOWN

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 0 AND 39.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3531 9386 3531 9391 3523 9393 3522 9402
      3513 9404 3514 9413 3510 9414 3507 9423
      3501 9423 3503 9445 3540 9443 3560 9447
      3563 9372
TIME...MOT...LOC 0713Z 270DEG 30KT 3559 9422 3547 9423
          3538 9413 3517 9435

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

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 7:29 PM CDT	Special Weather Statement	TSA	Sequoyah	46 min
May 9, 7:45 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	45 min
May 9, 7:54 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Haskell, LeFlore, Sequoyah	6 hr
May 9, 9:17 PM CDT	River Flood Warning	TSA	Pushmataha	71 hr
May 9, 9:22 PM CDT	Special Weather Statement	TSA	Latimer	38 min
May 9, 10:29 PM CDT	Flash Flood Warning	TSA	Latimer, McIntosh, Pittsburg	6 hr
May 9, 10:30 PM CDT	Special Weather Statement	TSA	Latimer	45 min
May 9, 10:50 PM CDT	Areal Flood Advisory	TSA	Haskell, Latimer, LeFlore	115 min
May 9, 11:08 PM CDT	Flash Flood Warning	TSA	Latimer, LeFlore	6 hr
May 9, 11:10 PM CDT	Special Weather Statement	TSA	Pittsburg	50 min
May 9, 11:12 PM CDT	River Flood Warning	TSA	LeFlore	5 days
May 9, 11:12 PM CDT	River Flood Warning	TSA	LeFlore	63 hr
May 9, 11:18 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	45 min
May 10, 12:05 AM CDT	Special Weather Statement	TSA	Haskell	40 min
May 10, 12:29 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, McIntosh, Muskogee, Pittsburg, Sequoyah	4 hr
May 10, 12:49 AM CDT	Special Weather Statement	TSA	Haskell, Latimer, Sequoyah	56 min
May 10, 1:57 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Haskell, LeFlore, Sequoyah	3 hr
May 10, 4:27 AM CDT	Areal Flood Warning	TSA	Haskell, Latimer, McIntosh, Muskogee, Pittsburg, Sequoyah	6 hr
May 10, 4:57 AM CDT	Areal Flood Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, Sequoyah	6 hr
May 10, 5:22 AM CDT	River Flood Warning	TSA	Sequoyah	20 hr
May 10, 7:54 AM CDT	Special Weather Statement	TSA	Creek, Okfuskee, Okmulgee	66 min
May 10, 8:00 AM CDT	Flash Flood Warning	TSA	Creek, Okfuskee, Okmulgee	6 hr
May 10, 8:35 AM CDT	Flash Flood Warning	TSA	Creek, Osage, Pawnee, Tulsa	6 hr
May 10, 8:37 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, McIntosh, Pittsburg	53 min
May 10, 8:44 AM CDT	Flash Flood Warning	TSA	Haskell, Latimer, McIntosh, Muskogee, Okmulgee, Pittsburg and 1 more	6 hr
May 10, 8:45 AM CDT	Special Weather Statement	TSA	Choctaw, Pushmataha	60 min
May 10, 8:55 AM CDT	River Flood Warning	TSA	Choctaw	55 hr
May 10, 8:57 AM CDT	River Flood Warning	TSA	Okmulgee	6 days
May 10, 9:01 AM CDT	Special Weather Statement	TSA	Okmulgee, Tulsa	44 min
May 10, 9:10 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee, Wagoner	50 min
May 10, 9:19 AM CDT	Tornado Warning	TSA	Latimer, Pittsburg	26 min
May 10, 9:25 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Haskell, Latimer, LeFlore, McIntosh, Muskogee and 3 more	65 min
May 10, 9:32 AM CDT	River Flood Advisory	TSA	Ottawa	45 hr
May 10, 9:41 AM CDT	Flash Flood Warning	TSA	Mayes, Rogers, Tulsa, Wagoner	4 hr
May 10, 9:43 AM CDT	Tornado Warning	TSA	Latimer, LeFlore	32 min
May 10, 9:46 AM CDT	Special Weather Statement	TSA	Cherokee, Mayes, Muskogee, Wagoner	59 min
May 10, 9:48 AM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, Muskogee and 1 more	6 hr
May 10, 9:52 AM CDT	River Flood Advisory	TSA	Cherokee	71 hr
May 10, 10:27 AM CDT	Severe Thunderstorm Warning	TSA	Adair, LeFlore, Sequoyah	48 min
May 10, 10:51 AM CDT	Tornado Warning	TSA	LeFlore	24 min
May 10, 11:03 AM CDT	Special Weather Statement	TSA	Ottawa	72 min
May 10, 12:13 PM CDT	Special Weather Statement	TSA	Haskell, Latimer, Pittsburg	107 min
May 10, 1:21 PM CDT	Areal Flood Warning	TSA	Creek, Haskell, Latimer, McIntosh, Mayes, Muskogee and 5 more	24 hr
May 10, 2:52 PM CDT	Areal Flood Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, Muskogee and 1 more	24 hr
May 10, 4:10 PM CDT	Special Weather Statement	TSA	Pittsburg	35 min
May 10, 5:52 PM CDT	Flash Flood Warning	TSA	Haskell, Latimer, LeFlore, Pittsburg, Pushmataha	6 hr
May 10, 5:59 PM CDT	Severe Thunderstorm Warning	TSA	Pushmataha	46 min
May 10, 6:10 PM CDT	Tornado Warning	TSA	Pushmataha	35 min
May 10, 6:36 PM CDT	Tornado Warning	TSA	Pittsburg, Pushmataha	39 min
May 10, 6:52 PM CDT	Tornado Warning	TSA	Latimer, Pittsburg, Pushmataha	38 min
May 9, 8:45 PM CDT	Flash Flood Warning	TSA	Crawford, Franklin, Madison, Sebastian, Washington	9 hr
May 10, 12:46 AM CDT	Special Weather Statement	TSA	Sebastian	44 min
May 10, 2:29 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin	29 min
May 10, 4:34 AM CDT	River Flood Warning	TSA	Crawford, Sebastian	59 hr
May 10, 5:27 AM CDT	Areal Flood Warning	TSA	Crawford, Franklin, Madison, Sebastian, Washington	6 hr
May 10, 8:11 AM CDT	River Flood Advisory	TSA	Crawford, Franklin	37 hr
May 10, 8:19 AM CDT	River Flood Warning	TSA	Franklin, Johnson, Logan	3 days
May 10, 11:01 AM CDT	Tornado Warning	TSA	Sebastian	14 min
May 10, 11:13 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Sebastian	62 min
May 10, 11:57 AM CDT	Severe Thunderstorm Warning	TSA	Madison	48 min
May 10, 12:17 PM CDT	Severe Thunderstorm Warning	TSA	Carroll, Madison	37 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2015 Severe Thunderstorm Warnings in Oklahoma, 2015 Every severe thunderstorm warning 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.