Alert archive / Oklahoma / Tornado Warnings in 2020

Tornado Warning 39, NWS Tulsa, OK

May 22, 2020LeFlore County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 22, 2020, 10:27 PM CDT for LeFlore County, Oklahoma. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 22, 2020, 10:27 PM CDT (03:27 UTC)
Expired: May 22, 2020, 11:13 PM CDT
In force: 46 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 58 km from the middle of the area, began a volume at 03:30 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.

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 22, 7:34 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.5 hours before the alert went out and 243 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: 353 J/kg
Mixed-layer CIN: -178 J/kg
Mixed-layer LCL: 993 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 191 m²/s²
0-3 km storm-relative helicity: 241 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

As transmitted.

631 
WFUS54 KTSA 230327
TORTSA
OKC079-230430-
/O.NEW.KTSA.TO.W.0039.200523T0327Z-200523T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
1027 PM CDT Fri May 22 2020

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Southeastern Le Flore County in southeastern Oklahoma...

* Until 1130 PM CDT.
    
* At 1026 PM CDT, a severe thunderstorm capable of producing a
  tornado was located 3 miles north of Muse, moving east at 30 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...
  Heavener...                       Heavener Runestone State Park...
  Hodgen...                         

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 3468 9482 3484 9486 3498 9449 3498 9445
      3490 9445 3465 9446
TIME...MOT...LOC 0326Z 265DEG 25KT 3473 9475 

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

$$

4 follow-up statements

513 
WWUS54 KTSA 230332
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1032 PM CDT Fri May 22 2020

OKC079-230430-
/O.CON.KTSA.TO.W.0039.000000T0000Z-200523T0430Z/
Le Flore OK-
1032 PM CDT Fri May 22 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR
SOUTHEASTERN LE FLORE COUNTY...
    
At 1031 PM CDT, a severe thunderstorm capable of producing a tornado
was located 3 miles north of Muse, moving east at 20 mph.

HAZARD...Tornado and golf ball size hail.

SOURCE...Spotter reported a tornado 2 miles east southeast of 
         Whitesboro at 1018 PM.

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...
Heavener...                       Heavener Runestone State Park...
Hodgen...                         

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 3468 9482 3484 9486 3498 9449 3498 9445
      3490 9445 3465 9446
TIME...MOT...LOC 0331Z 275DEG 15KT 3473 9475 

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

$$

601 
WWUS54 KTSA 230342
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1042 PM CDT Fri May 22 2020

OKC079-230430-
/O.CON.KTSA.TO.W.0039.000000T0000Z-200523T0430Z/
Le Flore OK-
1042 PM CDT Fri May 22 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR
SOUTHEASTERN LE FLORE COUNTY...
    
At 1042 PM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles north of Big Cedar, moving east at 30 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...
Heavener...                       Heavener Runestone State Park...
Hodgen...                         

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 3470 9472 3488 9476 3498 9449 3498 9445
      3490 9445 3468 9446
TIME...MOT...LOC 0342Z 265DEG 25KT 3474 9465 

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

$$

348 
WWUS54 KTSA 230356
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1056 PM CDT Fri May 22 2020

OKC079-230430-
/O.CON.KTSA.TO.W.0039.000000T0000Z-200523T0430Z/
Le Flore OK-
1056 PM CDT Fri May 22 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR EAST
CENTRAL LE FLORE COUNTY...
    
At 1056 PM CDT, a severe thunderstorm capable of producing a tornado
was located 9 miles northwest of Mountain Fork, moving east at 30
mph.

HAZARD...Tornado and half dollar 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...
Heavener...                       Heavener Runestone State Park...
Hodgen...                         

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 3472 9463 3491 9468 3498 9449 3498 9445
      3490 9445 3470 9446
TIME...MOT...LOC 0356Z 265DEG 25KT 3475 9453 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

761 
WWUS54 KTSA 230413
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1113 PM CDT Fri May 22 2020

OKC079-230423-
/O.CAN.KTSA.TO.W.0039.000000T0000Z-200523T0430Z/
Le Flore OK-
1113 PM CDT Fri May 22 2020

...THE TORNADO WARNING FOR EAST CENTRAL LE FLORE COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
southeastern Oklahoma.

LAT...LON 3472 9463 3491 9468 3498 9449 3498 9445
      3490 9445 3470 9446
TIME...MOT...LOC 0411Z 265DEG 25KT 3476 9439 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 7:11 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	49 min
May 22, 7:43 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	47 min
May 22, 8:00 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	45 min
May 22, 8:10 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Pittsburg	50 min
May 22, 8:26 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	49 min
May 22, 8:28 PM CDT	Tornado Warning	TSA	Latimer, Pittsburg	47 min
May 22, 8:40 PM CDT	Special Weather Statement	TSA	Sequoyah	35 min
May 22, 8:47 PM CDT	Tornado Warning	TSA	LeFlore	58 min
May 22, 8:58 PM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	25 min
May 22, 9:06 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	54 min
May 22, 9:10 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Pittsburg	50 min
May 22, 9:15 PM CDT	Tornado Warning	TSA	Latimer	45 min
May 22, 9:16 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	44 min
May 22, 9:52 PM CDT	Tornado Warning	TSA	LeFlore	38 min
May 22, 9:53 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore	52 min
May 22, 9:56 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	49 min
May 22, 10:00 PM CDT	Special Weather Statement	TSA	McIntosh	30 min
May 22, 10:04 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Pittsburg	41 min
May 22, 10:10 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw	50 min
May 22, 10:37 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	53 min
May 22, 10:40 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Muskogee	50 min
May 22, 10:42 PM CDT	Flash Flood Warning	TSA	LeFlore	6 hr
May 22, 10:55 PM CDT	Severe Thunderstorm Warning	TSA	Choctaw	65 min
May 22, 11:10 PM CDT	Special Weather Statement	TSA	Latimer	35 min
May 22, 11:11 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Pittsburg	49 min
May 22, 11:26 PM CDT	Tornado Warning	TSA	Haskell, Latimer, Pittsburg	49 min
May 22, 11:36 PM CDT	Flash Flood Warning	TSA	Haskell, Latimer, Pittsburg	3 hr
May 22, 11:41 PM CDT	Special Weather Statement	TSA	Sequoyah	49 min
May 22, 11:47 PM CDT	Special Weather Statement	TSA	Choctaw	43 min
May 23, 12:13 AM CDT	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore	47 min
May 23, 12:28 AM CDT	Severe Thunderstorm Warning	TSA	LeFlore	47 min
May 23, 1:01 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw, Pushmataha	44 min
May 23, 1:20 AM CDT	Special Weather Statement	TSA	Wagoner	25 min
May 23, 1:43 AM CDT	Special Weather Statement	TSA	Mayes	32 min
May 23, 1:43 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw	47 min
May 23, 1:52 AM CDT	Severe Thunderstorm Warning	TSA	Delaware, Mayes	38 min
May 23, 1:55 AM CDT	Special Weather Statement	TSA	Wagoner	35 min
May 23, 2:28 AM CDT	Special Weather Statement	TSA	Wagoner	32 min
May 23, 2:54 AM CDT	Special Weather Statement	TSA	Rogers	36 min
May 23, 4:20 AM CDT	Special Weather Statement	TSA	Haskell, Latimer, LeFlore	55 min
May 23, 8:51 AM CDT	River Flood Warning	TSA	LeFlore	19 hr
May 23, 8:51 AM CDT	River Flood Warning	TSA	LeFlore	6 days

Nearby

Tornado Warnings in Oklahoma, 2020 Every tornado warning in 2020 Tornadoes in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.