Alert archive / Arkansas / Tornado Warnings in 2020

Tornado Warning 35, NWS Tulsa, OK

May 22, 2020Sebastian County, Arkansas

NWS Tulsa, OK issued this tornado warning at May 22, 2020, 9:02 PM CDT for Sebastian County, Arkansas. It was in force for 58 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, 9:02 PM CDT (02:02 UTC)
Expired
May 22, 2020, 10:00 PM CDT
In force
58 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.25 in

County Sebastian County, AR

The radar

The Western Arkansas radar (KSRX), 25 km from the middle of the area, began a volume at 02:00 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.

IssuedProductOfficeLasted
May 22, 7:34 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.0 hours before the alert went out and 199 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2020-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 353 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2020-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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.

273 
WFUS54 KTSA 230202
TORTSA
ARC131-230300-
/O.NEW.KTSA.TO.W.0035.200523T0202Z-200523T0300Z/

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

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Central Sebastian County in west central Arkansas...

* Until 1000 PM CDT.
    
* At 902 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Midland, moving east at 15 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...
  Huntington...                     Midland...
  Washburn...                       Burnville...
  Milltown...                       Arkola...
  Crossroads...                     Witcherville...
  Dayton...                         

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 3514 9414 3510 9414 3508 9420 3508 9422
      3506 9425 3506 9423 3503 9423 3505 9440
      3513 9441 3523 9408 3522 9408 3520 9406
      3520 9405 3521 9405 3521 9403 3514 9403
TIME...MOT...LOC 0202Z 258DEG 15KT 3508 9434 

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

$$
3 follow-up statements
559 
WWUS54 KTSA 230213
SVSTSA

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

ARC131-230300-
/O.CON.KTSA.TO.W.0035.000000T0000Z-200523T0300Z/
Sebastian AR-
913 PM CDT Fri May 22 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR CENTRAL
SEBASTIAN COUNTY...
    
At 913 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Huntington, moving east at 20 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...
Huntington...                     Washburn...
Burnville...                      Milltown...
Arkola...                         Crossroads...
Witcherville...                   Dayton...

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 3514 9414 3510 9414 3508 9420 3508 9422
      3506 9425 3506 9423 3503 9423 3505 9433
      3515 9434 3523 9408 3522 9408 3520 9406
      3520 9405 3521 9405 3521 9403 3514 9403
TIME...MOT...LOC 0213Z 260DEG 19KT 3508 9427 

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

$$
835 
WWUS54 KTSA 230233
SVSTSA

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

ARC131-230300-
/O.CON.KTSA.TO.W.0035.000000T0000Z-200523T0300Z/
Sebastian AR-
933 PM CDT Fri May 22 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR EAST
CENTRAL SEBASTIAN COUNTY...
    
At 933 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Echo, moving east at 20 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...
Washburn...                       Burnville...
Milltown...                       Crossroads...
Dayton...                         

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 3514 9414 3510 9414 3508 9420 3508 9422
      3509 9423 3511 9424 3519 9421 3523 9408
      3522 9408 3520 9406 3520 9405 3521 9405
      3521 9403 3514 9403
TIME...MOT...LOC 0233Z 259DEG 17KT 3512 9417 

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

$$
697 
WWUS54 KTSA 230257
SVSTSA

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

ARC131-230307-
/O.EXP.KTSA.TO.W.0035.000000T0000Z-200523T0300Z/
Sebastian AR-
957 PM CDT Fri May 22 2020

...THE TORNADO WARNING FOR EAST CENTRAL SEBASTIAN COUNTY WILL EXPIRE
AT 1000 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.  However gusty winds
are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
west central Arkansas.

LAT...LON 3514 9414 3510 9414 3508 9420 3508 9422
      3509 9423 3511 9424 3519 9421 3523 9408
      3522 9408 3520 9406 3520 9405 3521 9405
      3521 9403 3514 9403
TIME...MOT...LOC 0257Z 258DEG 15KT 3514 9405 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 22, 7:43 PM CDTSevere Thunderstorm WarningTSASebastian47 min
May 22, 8:26 PM CDTSevere Thunderstorm WarningTSASebastian49 min
May 22, 8:47 PM CDTTornado WarningTSASebastian58 min
May 22, 8:51 PM CDTSevere Thunderstorm WarningTSASebastian54 min
May 22, 9:06 PM CDTSevere Thunderstorm WarningTSASebastian54 min
May 22, 9:42 PM CDTTornado WarningTSASebastian19 min
May 22, 9:56 PM CDTSevere Thunderstorm WarningTSASebastian49 min
May 22, 10:15 PM CDTSevere Thunderstorm WarningTSAFranklin, Sebastian60 min
May 22, 10:42 PM CDTFlash Flood WarningTSASebastian6 hr
May 22, 11:28 PM CDTSpecial Weather StatementTSASebastian47 min
May 23, 12:28 AM CDTSevere Thunderstorm WarningTSASebastian47 min

Nearby

Tornado Warnings in Arkansas, 2020Every tornado warning in 2020Tornadoes 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.