Alert archive / Oklahoma / Tornado Warnings in 2020

Tornado Warning 11, NWS Tulsa, OK

January 10, 2020Adair County, Cherokee County, Delaware County, Oklahoma; Benton County, Arkansas

NWS Tulsa, OK issued this tornado warning at Jan 10, 2020, 3:12 PM CST for Adair County, Cherokee County, Delaware County, Oklahoma; Benton County, Arkansas. It was in force for 28 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: Jan 10, 2020, 3:12 PM CST (21:12 UTC)
Expired: Jan 10, 2020, 3:40 PM CST
In force: 28 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Benton County, AR, Adair County, OK, Cherokee County, OK, Delaware County, OK

The radar

The Tulsa radar (KINX), 89 km from the middle of the area, began a volume at 21:15 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
Jan 10, 10:42 AM CST	Tornado Watch	SPC	10 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.2 hours before the alert went out and 114 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: 619 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 540 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 176 m²/s²
0-3 km storm-relative helicity: 178 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

As transmitted.

012 
WFUS54 KTSA 102112
TORTSA
ARC007-OKC001-021-041-102200-
/O.NEW.KTSA.TO.W.0011.200110T2112Z-200110T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
312 PM CST Fri Jan 10 2020

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Southwestern Benton County in northwestern Arkansas...
  Southeastern Delaware County in northeastern Oklahoma...
  Northern Adair County in northeastern Oklahoma...
  East central Cherokee County in east central Oklahoma...

* Until 400 PM CST.
    
* At 312 PM CST, a severe thunderstorm capable of producing a tornado
  was located over Eldon, moving northeast at 45 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...
  Siloam Springs...                 West Siloam Springs...
  Colcord...                        Watts...
  Eldon...                          Proctor...
  Christie...                       Lake Francis...
  Ballard...                        Gallitin...
  Natural Falls 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 3617 9437 3610 9446 3610 9455 3603 9454
      3584 9478 3594 9493 3633 9463
TIME...MOT...LOC 2112Z 217DEG 38KT 3595 9483 

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

$$

1 follow-up statement

747 
WWUS54 KTSA 102140
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
340 PM CST Fri Jan 10 2020

ARC007-OKC001-021-041-102150-
/O.CAN.KTSA.TO.W.0011.000000T0000Z-200110T2200Z/
Benton AR-Delaware OK-Adair OK-Cherokee OK-
340 PM CST Fri Jan 10 2020

...THE TORNADO WARNING FOR SOUTHWESTERN BENTON...SOUTHEASTERN
DELAWARE...NORTHERN ADAIR AND EAST CENTRAL CHEROKEE COUNTIES 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 Benton county.

A Tornado Watch remains in effect until 600 PM CST for northwestern
Arkansas...and northeastern and east central Oklahoma.

LAT...LON 3617 9437 3610 9446 3610 9455 3603 9454
      3584 9478 3594 9493 3633 9463
TIME...MOT...LOC 2139Z 217DEG 38KT 3619 9461 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 10, 10:42 AM CST	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	25 min
Jan 10, 10:58 AM CST	Special Weather Statement	TSA	Osage, Pawnee	47 min
Jan 10, 11:15 AM CST	Special Weather Statement	TSA	Osage	30 min
Jan 10, 11:27 AM CST	Severe Thunderstorm Warning	TSA	Cherokee, Delaware, Mayes, Muskogee, Wagoner	48 min
Jan 10, 11:32 AM CST	Special Weather Statement	TSA	Tulsa	28 min
Jan 10, 11:34 AM CST	Tornado Warning	TSA	Cherokee, Delaware, Mayes, Wagoner	41 min
Jan 10, 11:35 AM CST	Severe Thunderstorm Warning	TSA	Rogers, Tulsa, Washington	25 min
Jan 10, 11:39 AM CST	Special Weather Statement	TSA	Ottawa	36 min
Jan 10, 11:46 AM CST	Special Weather Statement	TSA	Okmulgee	44 min
Jan 10, 11:54 AM CST	Severe Thunderstorm Warning	TSA	Craig, Delaware, Mayes, Ottawa	51 min
Jan 10, 12:09 PM CST	Special Weather Statement	TSA	Nowata, Washington	51 min
Jan 10, 12:38 PM CST	Special Weather Statement	TSA	Muskogee, Wagoner	37 min
Jan 10, 12:43 PM CST	Special Weather Statement	TSA	McIntosh, Pittsburg	47 min
Jan 10, 12:54 PM CST	Severe Thunderstorm Warning	TSA	Cherokee, Mayes, Muskogee, Wagoner	51 min
Jan 10, 1:03 PM CST	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	42 min
Jan 10, 1:04 PM CST	Tornado Warning	TSA	Cherokee, Muskogee, Wagoner	41 min
Jan 10, 1:11 PM CST	Tornado Warning	TSA	McIntosh, Pittsburg	36 min
Jan 10, 1:14 PM CST	Severe Thunderstorm Warning	TSA	Craig, Nowata	27 min
Jan 10, 1:22 PM CST	Tornado Warning	TSA	Craig, Nowata	16 min
Jan 10, 1:31 PM CST	Tornado Warning	TSA	Cherokee, Delaware, Mayes	44 min
Jan 10, 1:37 PM CST	Tornado Warning	TSA	McIntosh, Muskogee, Pittsburg	38 min
Jan 10, 1:59 PM CST	Special Weather Statement	TSA	Pittsburg	46 min
Jan 10, 2:06 PM CST	Tornado Warning	TSA	McIntosh, Muskogee	39 min
Jan 10, 2:09 PM CST	Tornado Warning	TSA	Delaware	9 min
Jan 10, 2:29 PM CST	Severe Thunderstorm Warning	TSA	Latimer, McIntosh, Pittsburg	46 min
Jan 10, 2:34 PM CST	Severe Thunderstorm Warning	TSA	Pittsburg	41 min
Jan 10, 2:36 PM CST	Tornado Warning	TSA	Adair, Cherokee, Muskogee	39 min
Jan 10, 2:51 PM CST	Tornado Warning	TSA	Haskell, McIntosh, Muskogee, Pittsburg	39 min
Jan 10, 3:05 PM CST	Severe Thunderstorm Warning	TSA	Haskell, Latimer, Pittsburg	40 min
Jan 10, 3:13 PM CST	Areal Flood Advisory	TSA	Cherokee, Haskell, Latimer, McIntosh, Muskogee, Pittsburg and 1 more	3 hr
Jan 10, 3:21 PM CST	Severe Thunderstorm Warning	TSA	Haskell, Latimer, LeFlore, McIntosh, Muskogee, Pittsburg and 1 more	39 min
Jan 10, 3:40 PM CST	Tornado Warning	TSA	Haskell, LeFlore, Sequoyah	34 min
Jan 10, 3:49 PM CST	Severe Thunderstorm Warning	TSA	Adair	41 min
Jan 10, 3:50 PM CST	Areal Flood Advisory	TSA	Adair, Cherokee, Delaware, Sequoyah	3 hr
Jan 10, 3:55 PM CST	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, LeFlore, Sequoyah	50 min
Jan 10, 3:58 PM CST	Areal Flood Advisory	TSA	McIntosh, Pittsburg	3 hr
Jan 10, 4:02 PM CST	Winter Weather Advisory	TSA	Adair, Cherokee, Choctaw, Craig, Creek, Delaware and 16 more	23 hr
Jan 10, 4:24 PM CST	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	51 min
Jan 10, 4:34 PM CST	Winter Storm Watch	TSA	Pawnee, Washington	4 hr
Jan 10, 4:53 PM CST	Flash Flood Warning	TSA	Cherokee, Haskell, Latimer, McIntosh, Muskogee, Pittsburg and 1 more	6 hr
Jan 10, 5:16 PM CST	Special Weather Statement	TSA	Pittsburg	44 min
Jan 10, 5:47 PM CST	Special Weather Statement	TSA	Haskell, Latimer	43 min
Jan 10, 3:25 PM CST	Severe Thunderstorm Warning	TSA	Benton	50 min
Jan 10, 3:39 PM CST	Severe Thunderstorm Warning	TSA	Benton	36 min
Jan 10, 4:12 PM CST	Severe Thunderstorm Warning	TSA	Benton	48 min
Jan 10, 5:01 PM CST	Tornado Warning	TSA	Carroll, Madison, Washington	44 min
Jan 10, 5:10 PM CST	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison, Washington	48 min

Nearby

Tornado Warnings in Oklahoma, 2020 Tornado Warnings in Arkansas, 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.