Alert archive / Oklahoma / Tornado Warnings in 2020

Tornado Warning 44, NWS Tulsa, OK

May 25, 2020Delaware County, Oklahoma; Benton County, Arkansas

NWS Tulsa, OK issued this tornado warning at May 25, 2020, 7:40 PM CDT for Delaware County, Oklahoma; Benton County, Arkansas. It was in force for 50 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 25, 2020, 7:40 PM CDT (00:40 UTC)
Expired
May 25, 2020, 8:30 PM CDT
In force
50 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Benton County, AR, Delaware County, OK

The radar

The Tulsa radar (KINX), 87 km from the middle of the area, began a volume at 00:42 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

TimeReportWhereRemark
May 25, 7:45 PM CDTTORNADO5 Ssw Maysville, OKA TORNADO UPROOTED TREES
May 25, 8:16 PM CDTTORNADO11 Ne Jay, OKA TORNADO SNAPPED LARGE TREE LIMBS ALONG A NARROW PATH FOR MORE THAN 2 MILES

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.

IssuedProductOfficeLasted
May 25, 6:14 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.7 hours before the alert went out and 91 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 2020-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 211 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 2020-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.193958Sfc1 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
211 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
1234 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

418 
WFUS54 KTSA 260040
TORTSA
ARC007-OKC041-260130-
/O.NEW.KTSA.TO.W.0044.200526T0040Z-200526T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
740 PM CDT Mon May 25 2020

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Northwestern Benton County in northwestern Arkansas...
  Northeastern Delaware County in northeastern Oklahoma...

* Until 830 PM CDT.
    
* At 740 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 4 miles northeast of Colcord, moving north at 25 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...
  Jay...                            Grove...
  Colcord...                        Maysville...
  Zena...                           Lake Eucha State Park...
  Cherokee City...                  

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 3650 9462 3650 9456 3627 9454 3625 9470
      3655 9492 3659 9462
TIME...MOT...LOC 0040Z 161DEG 20KT 3630 9462 

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

$$
4 follow-up statements
101 
WWUS54 KTSA 260049
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
749 PM CDT Mon May 25 2020

ARC007-OKC041-260130-
/O.CON.KTSA.TO.W.0044.000000T0000Z-200526T0130Z/
Benton AR-Delaware OK-
749 PM CDT Mon May 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHWESTERN BENTON AND NORTHERN DELAWARE COUNTIES...
    
At 749 PM CDT, a severe thunderstorm with strong low level rotation
that could produce a tornado at any time was located 3 miles
southwest of Maysville, moving north at 25 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...
Jay...                            Grove...
Maysville...                      Zena...

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 3650 9462 3650 9456 3632 9455 3631 9468
      3655 9492 3659 9462
TIME...MOT...LOC 0049Z 166DEG 22KT 3636 9463 

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

$$
531 
WWUS54 KTSA 260054
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
754 PM CDT Mon May 25 2020

ARC007-OKC041-260130-
/O.CON.KTSA.TO.W.0044.000000T0000Z-200526T0130Z/
Benton AR-Delaware OK-
754 PM CDT Mon May 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHWESTERN BENTON AND NORTHERN DELAWARE COUNTIES...
    
At 754 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Maysville, moving north at 15 mph.

HAZARD...Tornado and quarter 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...
Jay...                            Grove...
Maysville...                      Zena...

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 3650 9462 3650 9456 3634 9455 3633 9470
      3655 9492 3659 9462
TIME...MOT...LOC 0054Z 157DEG 15KT 3638 9464 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
783 
WWUS54 KTSA 260105
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
805 PM CDT Mon May 25 2020

ARC007-OKC041-260130-
/O.CON.KTSA.TO.W.0044.000000T0000Z-200526T0130Z/
Benton AR-Delaware OK-
805 PM CDT Mon May 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHWESTERN BENTON AND NORTHEASTERN DELAWARE COUNTIES...
    
At 805 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles southwest of South West City, moving north at 25
mph.

HAZARD...Tornado and quarter 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...
Grove...                          Maysville...

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 3650 9462 3650 9456 3636 9455 3638 9472
      3656 9485 3659 9462
TIME...MOT...LOC 0105Z 166DEG 22KT 3646 9465 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
863 
WWUS54 KTSA 260113
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
813 PM CDT Mon May 25 2020

ARC007-260123-
/O.CAN.KTSA.TO.W.0044.000000T0000Z-200526T0130Z/
Benton AR-
813 PM CDT Mon May 25 2020

...THE TORNADO WARNING FOR NORTHWESTERN BENTON COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area therefore the warning has been cancelled.

A Tornado Watch remains in effect until midnight CDT for northeastern
Oklahoma.

LAT...LON 3650 9462 3644 9461 3643 9475 3656 9485
      3659 9462
TIME...MOT...LOC 0113Z 161DEG 20KT 3650 9467 

$$

OKC041-260130-
/O.CON.KTSA.TO.W.0044.000000T0000Z-200526T0130Z/
Delaware OK-
813 PM CDT Mon May 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHEASTERN DELAWARE COUNTY...
    
At 813 PM CDT, a severe thunderstorm capable of producing a tornado
was located 3 miles west of South West City, moving north at 25 mph.

HAZARD...Tornado and quarter 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...
Grove...                          

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 3650 9462 3644 9461 3643 9475 3656 9485
      3659 9462
TIME...MOT...LOC 0113Z 161DEG 20KT 3650 9467 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 7:00 PM CDTTornado WarningTSAAdair, Delaware45 min
May 25, 7:10 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware35 min
May 25, 7:13 PM CDTSevere Thunderstorm WarningTSACherokee, Mayes47 min
May 25, 7:23 PM CDTAreal Flood AdvisoryTSACherokee3 hr
May 25, 7:45 PM CDTSevere Thunderstorm WarningTSAAdair, Delaware, Ottawa60 min
May 25, 8:00 PM CDTSpecial Weather StatementTSAMayes45 min
May 25, 8:11 PM CDTTornado WarningTSADelaware, Ottawa49 min
May 25, 8:13 PM CDTAreal Flood AdvisoryTSACherokee, Delaware, Mayes3 hr
May 25, 8:20 PM CDTRiver Flood WarningTSAPushmataha24 hr
May 25, 8:38 PM CDTSevere Thunderstorm WarningTSACraig, Delaware, Ottawa52 min
May 25, 8:51 PM CDTAreal Flood WarningTSAAdair, Cherokee, Choctaw, Haskell, Latimer, LeFlore and 6 more6 hr
May 25, 8:58 PM CDTRiver Flood WarningTSALeFlore36 hr
May 25, 8:59 PM CDTTornado WarningTSAOttawa50 min
May 25, 9:32 PM CDTRiver Flood WarningTSAMuskogee12 hr
May 25, 10:03 PM CDTAreal Flood WarningTSAAdair, Cherokee, Craig, Delaware, Mayes, Muskogee and 4 more6 hr
May 26, 2:35 AM CDTRiver Flood WarningTSAAdair, Delaware27 hr
May 26, 2:35 AM CDTRiver Flood WarningTSACherokee41 hr
May 26, 2:49 AM CDTRiver Flood AdvisoryTSAAdair, Cherokee, Delaware30 hr
May 26, 2:49 AM CDTRiver Flood AdvisoryTSACherokee, Delaware29 hr
May 26, 4:13 AM CDTAreal Flood WarningTSAAdair, Cherokee, Craig, Delaware, Mayes, Nowata and 3 more6 hr
May 26, 9:37 AM CDTRiver Flood WarningTSAOttawa5 days
May 26, 10:20 AM CDTRiver Flood WarningTSASequoyah5 hr
May 25, 7:27 PM CDTAreal Flood AdvisoryTSACrawford, Sebastian3 hr
May 25, 9:04 PM CDTSpecial Weather StatementTSAMadison41 min
May 25, 9:46 PM CDTAreal Flood WarningTSABenton, Madison, Washington6 hr
May 25, 9:55 PM CDTSpecial Weather StatementTSAMadison50 min
May 26, 7:40 AM CDTRiver Flood WarningTSACrawford, Sebastian3 days
May 26, 9:53 AM CDTRiver Flood WarningTSAFranklin, Johnson, Logan4 days

Nearby

Tornado Warnings in Oklahoma, 2020Tornado 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.