Alert archive / Oklahoma / Tornado Warnings in 2021

Tornado Warning 22, NWS Tulsa, OK

May 3, 2021Pittsburg County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 3, 2021, 7:45 PM CDT for Pittsburg County, Oklahoma. It was in force for 27 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 3, 2021, 7:45 PM CDT (00:45 UTC)
Expired: May 3, 2021, 8:12 PM CDT
In force: 27 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Pittsburg County, OK

The radar

The Western Arkansas radar (KSRX), 128 km from the middle of the area, began a volume at 00:46 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 3, 7:51 PM CDT	TSTM WND GST 80	1 N Savanna, OK	SPOTTER NORTH OF SAVANNA ESTIMATED THUNDERSTORM WINDS OF 80 MPH.
May 3, 7:51 PM CDT	HAIL 1.5	1 N Savanna, OK	STORM CHASER NORTH OF SAVANNA OBSERVED 1.5 INCH HAIL.
May 3, 7:56 PM CDT	TSTM WND GST 71	Mcalester Regional Airp, OK	THUNDERSTORM WINDS OF 71 MPH MEASURED BY ASOS EQUIPMENT AT THE MCALESTER REGIONAL AIRPORT.

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 3, 3:48 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.8 hours before the alert went out and 273 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: 3299 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1213 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 150 m²/s²
0-3 km storm-relative helicity: 143 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 13.9

Open this sounding in Storm Lab

The text

As transmitted.

396 
WFUS54 KTSA 040045
TORTSA
OKC121-040130-
/O.NEW.KTSA.TO.W.0022.210504T0045Z-210504T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
745 PM CDT Mon May 3 2021

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Central Pittsburg County in southeastern Oklahoma...

* Until 830 PM CDT.
    
* At 745 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 4 miles north of Blanco, moving northeast at 40 mph.

  HAZARD...Tornado.

  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...
  Mcalester...                      Hartshorne...
  Krebs...                          Kiowa...
  Savanna...                        Alderson...
  Blocker...                        Mcalester Regional Airport...
  Blanco...                         Haileyville...
  Pittsburg...                      Dow...
  Bache...                          Featherston...

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 3469 9591 3494 9592 3513 9549 3503 9549
      3503 9551 3470 9551
TIME...MOT...LOC 0045Z 232DEG 34KT 3481 9575 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Lacy

2 follow-up statements

592 
WWUS54 KTSA 040056
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
756 PM CDT Mon May 3 2021

OKC121-040130-
/O.CON.KTSA.TO.W.0022.000000T0000Z-210504T0130Z/
Pittsburg OK-
756 PM CDT Mon May 3 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR CENTRAL
PITTSBURG COUNTY...
    
At 755 PM CDT, a severe thunderstorm capable of producing a tornado 
was located over Krebs, moving northeast at 55 mph. Another weaker 
circulation was located near Bache and Dow.

HAZARD...Tornado.

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...
Mcalester...                      Hartshorne...
Krebs...                          Savanna...
Alderson...                       Mcalester Regional Airport...
Blocker...                        Haileyville...
Dow...                            Bache...
Featherston...                    

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 3475 9586 3494 9592 3513 9549 3503 9549
      3503 9551 3479 9551
TIME...MOT...LOC 0055Z 242DEG 50KT 3492 9572 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Lacy

865 
WWUS54 KTSA 040112
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
812 PM CDT Mon May 3 2021

OKC121-040121-
/O.CAN.KTSA.TO.W.0022.000000T0000Z-210504T0130Z/
Pittsburg OK-
812 PM CDT Mon May 3 2021

...THE TORNADO WARNING FOR CENTRAL PITTSBURG COUNTY IS CANCELLED...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A Tornado Watch remains in effect until 1100 PM CDT for southeastern
Oklahoma.

LAT...LON 3475 9586 3494 9592 3513 9549 3503 9549
      3503 9551 3479 9551
TIME...MOT...LOC 0110Z 232DEG 34KT 3502 9557 

$$

Lacy

The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 7:04 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	41 min
May 3, 7:15 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	45 min
May 3, 7:19 PM CDT	Special Weather Statement	TSA	McIntosh	26 min
May 3, 7:27 PM CDT	Tornado Warning	TSA	Pittsburg	33 min
May 3, 7:37 PM CDT	Special Weather Statement	TSA	Muskogee	23 min
May 3, 7:39 PM CDT	Flash Flood Warning	TSA	Pittsburg	3 hr
May 3, 7:42 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg	48 min
May 3, 7:49 PM CDT	River Flood Advisory	TSA	Cherokee	12 hr
May 3, 8:01 PM CDT	Special Weather Statement	TSA	Muskogee	29 min
May 3, 8:05 PM CDT	Tornado Warning	TSA	Latimer	25 min
May 3, 8:07 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	34 min
May 3, 8:12 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	36 min
May 3, 8:18 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Pittsburg	42 min
May 3, 8:28 PM CDT	Special Weather Statement	TSA	Sequoyah	32 min
May 3, 8:44 PM CDT	Special Weather Statement	TSA	Okfuskee	31 min
May 3, 8:47 PM CDT	Special Weather Statement	TSA	Pushmataha	28 min
May 3, 8:52 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, Sequoyah	53 min
May 3, 8:53 PM CDT	Special Weather Statement	TSA	Adair, Cherokee	37 min
May 3, 8:55 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg, Pushmataha	32 min
May 3, 9:02 PM CDT	Special Weather Statement	TSA	Creek	28 min
May 3, 9:02 PM CDT	Tornado Warning	TSA	Pushmataha	28 min
May 3, 9:04 PM CDT	Special Weather Statement	TSA	Choctaw	26 min
May 3, 9:18 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, LeFlore, Sequoyah	57 min
May 3, 9:33 PM CDT	Flash Flood Warning	TSA	Haskell, Latimer, LeFlore, Pittsburg	3 hr
May 3, 9:38 PM CDT	Tornado Warning	TSA	Sequoyah	37 min
May 3, 9:42 PM CDT	Areal Flood Advisory	TSA	Creek, Tulsa	3 hr
May 3, 9:57 PM CDT	Special Weather Statement	TSA	LeFlore	33 min
May 3, 9:59 PM CDT	Special Weather Statement	TSA	LeFlore	31 min
May 3, 10:12 PM CDT	Flash Flood Warning	TSA	LeFlore, Sequoyah	3 hr
May 3, 10:15 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	45 min
May 3, 10:19 PM CDT	Flash Flood Warning	TSA	Adair	3 hr
May 3, 10:21 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	39 min
May 3, 11:26 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	49 min
May 4, 1:41 AM CDT	Special Weather Statement	TSA	Okmulgee	34 min
May 4, 2:27 AM CDT	Special Weather Statement	TSA	Pittsburg	33 min
May 4, 2:28 AM CDT	Special Weather Statement	TSA	McIntosh	32 min
May 4, 2:50 AM CDT	Special Weather Statement	TSA	McIntosh, Pittsburg	25 min
May 4, 8:08 AM CDT	River Flood Warning	TSA	Cherokee	29 hr
May 4, 8:15 AM CDT	River Flood Warning	TSA	Adair, Delaware	13 hr
May 4, 8:15 AM CDT	River Flood Advisory	TSA	Adair, Cherokee, Delaware	24 hr

Nearby

Tornado Warnings in Oklahoma, 2021 Every tornado warning in 2021 Tornadoes in 2021

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.