Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 83, NWS Tulsa, OK

May 18, 20199 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 18, 2019, 12:57 PM CDT for 9 counties in Oklahoma. It was in force for 48 min. 2 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 18, 2019, 12:57 PM CDT (17:57 UTC)
Expired: May 18, 2019, 1:45 PM CDT
In force: 48 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Choctaw County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, McIntosh County, OK, Muskogee County, OK, Pittsburg County, OK, Pushmataha County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 148 km from the middle of the area, began a volume at 18:01 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 18, 1:35 PM CDT	TSTM WND DMG	Poteau, OK	HUGE TREE DOWN ON TOP OF VEHICLE. PICTURE RECEIVED VIA SOCIAL MEDIA.
May 18, 1:47 PM CDT	TSTM WND DMG	1 Ese Spiro, OK	TREE LIMBS TO ONE INCH IN DIAMETER BROKEN, SHINGLES BLOWN OFF A ROOF.

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
May 18, 9:10 AM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 6.0 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-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: 2398 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 236 m²/s²
0-3 km storm-relative helicity: 270 m²/s²
Significant tornado parameter: 2.0
Supercell composite: 11.7

Open this sounding in Storm Lab

The text

As transmitted.

659 
WUUS54 KTSA 181757
SVRTSA
OKC023-061-077-079-091-101-121-127-135-181845-
/O.NEW.KTSA.SV.W.0083.190518T1757Z-190518T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
1257 PM CDT Sat May 18 2019

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  Haskell County in southeastern Oklahoma...
  Pushmataha County in southeastern Oklahoma...
  Southeastern McIntosh County in southeastern Oklahoma...
  Southeastern Sequoyah County in east central Oklahoma...
  Latimer County in southeastern Oklahoma...
  Choctaw County in southeastern Oklahoma...
  Le Flore County in southeastern Oklahoma...
  Eastern Pittsburg County in southeastern Oklahoma...
  South central Muskogee County in east central Oklahoma...

* Until 145 PM CDT.

* At 1256 PM CDT, severe thunderstorms were located along a line
  extending from 3 miles northeast of Briartown to Talihina to 6
  miles northeast of Cloudy to 5 miles south of Goodland, moving east
  at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations in or near the path include...
  Poteau...                         Hugo...
  Wilburton...                      Eufaula...
  Stigler...                        Antlers...
  Clayton...                        Pocola...
  Heavener...                       Spiro...
  Hartshorne...                     Arkoma...
  Panama...                         Talihina...
  Wister...                         Quinton...
  Howe...                           Bonanza...
  Keota...                          Red Oak...

A Tornado Watch remains in effect until 500 PM CDT for west central
Arkansas...and southeastern and east central Oklahoma.

LAT...LON 3388 9554 3394 9560 3388 9570 3388 9585
      3392 9590 3416 9578 3451 9574 3451 9567
      3459 9567 3460 9572 3530 9561 3539 9443
      3451 9446 3451 9504 3425 9505 3424 9515
      3394 9516 3396 9523 3390 9525 3387 9545
TIME...MOT...LOC 1756Z 265DEG 34KT 3534 9520 3474 9504 3437 9520 3391
9553

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 8:41 AM CDT	Special Weather Statement	TSA	Tulsa	34 min
May 18, 8:58 AM CDT	Special Weather Statement	TSA	Tulsa	32 min
May 18, 9:26 AM CDT	Special Weather Statement	TSA	Creek, Pawnee	64 min
May 18, 10:02 AM CDT	Special Weather Statement	TSA	Okfuskee	58 min
May 18, 10:14 AM CDT	Special Weather Statement	TSA	Osage	61 min
May 18, 10:18 AM CDT	Severe Thunderstorm Warning	TSA	Osage	42 min
May 18, 10:22 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Okmulgee	53 min
May 18, 10:26 AM CDT	Special Weather Statement	TSA	Craig	34 min
May 18, 10:47 AM CDT	Special Weather Statement	TSA	McIntosh, Okmulgee, Rogers, Tulsa, Wagoner	58 min
May 18, 11:00 AM CDT	Severe Thunderstorm Warning	TSA	Rogers, Tulsa, Wagoner	60 min
May 18, 11:06 AM CDT	Tornado Warning	TSA	Rogers, Tulsa, Wagoner	39 min
May 18, 11:14 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okfuskee, Okmulgee, Tulsa, Wagoner	61 min
May 18, 11:22 AM CDT	Special Weather Statement	TSA	Nowata, Washington	38 min
May 18, 11:27 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, McIntosh, Pittsburg, Pushmataha	48 min
May 18, 11:33 AM CDT	Tornado Warning	TSA	Rogers	27 min
May 18, 11:43 AM CDT	Tornado Warning	TSA	Mayes, Rogers, Wagoner	47 min
May 18, 11:46 AM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Craig, Mayes, Nowata, Rogers, Wagoner	59 min
May 18, 11:56 AM CDT	Tornado Warning	TSA	Cherokee, Wagoner	49 min
May 18, 11:58 AM CDT	Tornado Warning	TSA	Craig, Mayes, Rogers	47 min
May 18, 11:58 AM CDT	Tornado Warning	TSA	Latimer, Pittsburg	17 min
May 18, 12:05 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Haskell, McIntosh, Muskogee, Sequoyah	55 min
May 18, 12:10 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, McIntosh, Muskogee, Pittsburg, Pushmataha	50 min
May 18, 12:30 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Craig, Delaware, Mayes, Ottawa	45 min
May 18, 12:35 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw	25 min
May 18, 12:40 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Ottawa	50 min
May 18, 12:45 PM CDT	Tornado Warning	TSA	Haskell	15 min
May 18, 12:55 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, McIntosh, Muskogee, Sequoyah	50 min
May 18, 1:07 PM CDT	Tornado Warning	TSA	Haskell	17 min
May 18, 1:08 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Ottawa	67 min
May 18, 1:11 PM CDT	Tornado Warning	TSA	LeFlore	34 min
May 18, 1:21 PM CDT	Tornado Warning	TSA	Haskell, LeFlore	24 min
May 18, 1:34 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, Latimer, LeFlore, Pushmataha and 1 more	41 min
May 18, 1:38 PM CDT	Tornado Warning	TSA	LeFlore	30 min
May 18, 4:54 PM CDT	Special Weather Statement	TSA	Choctaw, Pushmataha	36 min
May 18, 6:04 PM CDT	Special Weather Statement	TSA	Choctaw	26 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2019 Every severe thunderstorm warning in 2019

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.