Alert archive / Oklahoma / Tornado Warnings in 2021

Tornado Warning 28, NWS Tulsa, OK

October 10, 2021Creek County, Okfuskee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Oct 10, 2021, 9:28 PM CDT for Creek County, Okfuskee County, Oklahoma. It was in force for 24 min. 1 report 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
Oct 10, 2021, 9:28 PM CDT (02:28 UTC)
Expired
Oct 10, 2021, 9:52 PM CDT
In force
24 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Creek County, OK, Okfuskee County, OK

The radar

The Norman radar (KTLX), 82 km from the middle of the area, began a volume at 02:30 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.

What was reported inside it

TimeReportWhereRemark
Oct 10, 9:47 PM CDTTSTM WND GST 605 S Bristow, OK

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
Oct 10, 3:22 PM CDTTornado WatchSPC7 hr
Oct 10, 9:24 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.5 hours before the alert went out and 98 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, Norman, OK at 00:00Z on 2021-10-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1436 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, Norman, OK at 00:00Z on 2021-10-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.1939587897117136Sfc1 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
1436 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
1199 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
255 m²/s²
Significant tornado parameter
1.9
Supercell composite
8.8

Open this sounding in Storm Lab

The text

As transmitted.

849 
WFUS54 KTSA 110228
TORTSA
OKC037-107-110315-
/O.NEW.KTSA.TO.W.0028.211011T0228Z-211011T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tulsa OK
928 PM CDT Sun Oct 10 2021

The National Weather Service in Tulsa has issued a

* Tornado Warning for...
  Southwestern Creek County in northeastern Oklahoma...
  Northwestern Okfuskee County in east central Oklahoma...

* Until 1015 PM CDT.
    
* At 928 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 5 miles north of Paden, 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...
  Bristow...                        Depew...
  Slick...                          

This includes Interstate 44 between mile markers 185 and 189.
 
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 3555 9652 3558 9662 3586 9648 3577 9621
TIME...MOT...LOC 0228Z 222DEG 36KT 3558 9654 

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

$$
3 follow-up statements
041 
WWUS54 KTSA 110237
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
937 PM CDT Sun Oct 10 2021

OKC037-107-110315-
/O.CON.KTSA.TO.W.0028.000000T0000Z-211011T0315Z/
Creek OK-Okfuskee OK-
937 PM CDT Sun Oct 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR
SOUTHWESTERN CREEK AND NORTHWESTERN OKFUSKEE COUNTIES...
    
At 937 PM CDT, a severe thunderstorm capable of producing a tornado
was located 3 miles northwest of Welty, 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...
Bristow...                        Slick...

This includes Interstate 44 between mile markers 185 and 189.
 
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 3557 9650 3565 9656 3586 9648 3577 9621
TIME...MOT...LOC 0237Z 222DEG 36KT 3565 9647 

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

$$
491 
WWUS54 KTSA 110243
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
943 PM CDT Sun Oct 10 2021

OKC107-110252-
/O.CAN.KTSA.TO.W.0028.000000T0000Z-211011T0315Z/
Okfuskee OK-
943 PM CDT Sun Oct 10 2021

...THE TORNADO WARNING FOR NORTHWESTERN OKFUSKEE 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 2 AM CDT for northeastern 
Oklahoma.

LAT...LON 3564 9642 3565 9650 3585 9644 3577 9621
TIME...MOT...LOC 0242Z 222DEG 36KT 3569 9642 

$$

OKC037-110315-
/O.CON.KTSA.TO.W.0028.000000T0000Z-211011T0315Z/
Creek OK-
943 PM CDT Sun Oct 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR SOUTH
CENTRAL CREEK COUNTY...
    
At 942 PM CDT, a severe thunderstorm capable of producing a tornado
was located 4 miles north of Welty, 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...
Bristow...                        Slick...

This includes Interstate 44 near mile marker 189.
 
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 3564 9642 3565 9650 3585 9644 3577 9621
TIME...MOT...LOC 0242Z 222DEG 36KT 3569 9642 

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

$$
030 
WWUS54 KTSA 110252
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
952 PM CDT Sun Oct 10 2021

OKC037-110301-
/O.CAN.KTSA.TO.W.0028.000000T0000Z-211011T0315Z/
Creek OK-
952 PM CDT Sun Oct 10 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL CREEK COUNTY IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
A severe thunderstorm warning remains in effect for wind gusts of 60 
to 70 mph. 

A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Oklahoma.

LAT...LON 3564 9642 3565 9650 3585 9644 3577 9621
TIME...MOT...LOC 0250Z 222DEG 36KT 3576 9634 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 10, 8:04 PM CDTFlash Flood WarningTSAOsage, Pawnee4 hr
Oct 10, 8:05 PM CDTSpecial Weather StatementTSAPawnee55 min
Oct 10, 8:21 PM CDTSevere Thunderstorm WarningTSAOsage, Pawnee54 min
Oct 10, 8:41 PM CDTSevere Thunderstorm Warning Considerable damage threatTSACreek, Okfuskee64 min
Oct 10, 9:17 PM CDTSpecial Weather StatementTSAOsage58 min
Oct 10, 9:36 PM CDTSevere Thunderstorm Warning Considerable damage threatTSACreek, McIntosh, Okfuskee, Okmulgee, Tulsa54 min
Oct 10, 9:55 PM CDTSpecial Weather StatementTSAOsage50 min
Oct 10, 10:01 PM CDTSevere Thunderstorm Warning Considerable damage threatTSAMcIntosh, Pittsburg59 min
Oct 10, 10:05 PM CDTTornado WarningTSAOkmulgee, Tulsa, Wagoner25 min
Oct 10, 10:09 PM CDTSevere Thunderstorm WarningTSANowata, Osage, Rogers, Tulsa, Washington36 min
Oct 10, 10:19 PM CDTSevere Thunderstorm Warning Considerable damage threatTSAMcIntosh, Muskogee, Okmulgee, Rogers, Tulsa, Wagoner56 min
Oct 10, 10:21 PM CDTTornado WarningTSAMcIntosh, Pittsburg39 min
Oct 10, 10:29 PM CDTTornado WarningTSATulsa, Wagoner46 min
Oct 10, 10:41 PM CDTAreal Flood AdvisoryTSACherokee, Haskell, McIntosh, Muskogee, Okfuskee, Okmulgee and 3 more3 hr
Oct 10, 10:41 PM CDTTornado WarningTSAMcIntosh, Muskogee, Okmulgee34 min
Oct 10, 10:43 PM CDTTornado WarningTSAWagoner32 min
Oct 10, 10:53 PM CDTSevere Thunderstorm WarningTSAChoctaw, Latimer, Pittsburg, Pushmataha67 min
Oct 10, 10:56 PM CDTSevere Thunderstorm Warning Considerable damage threatTSACherokee, Delaware, McIntosh, Mayes, Muskogee, Rogers and 1 more64 min
Oct 10, 10:58 PM CDTTornado WarningTSAHaskell, McIntosh, Muskogee, Pittsburg47 min
Oct 10, 11:05 PM CDTTornado WarningTSAMayes, Rogers, Wagoner40 min
Oct 10, 11:33 PM CDTTornado WarningTSACherokee, Muskogee, Sequoyah42 min
Oct 10, 11:43 PM CDTAreal Flood AdvisoryTSALatimer, LeFlore, Pushmataha70 min
Oct 10, 11:48 PM CDTAreal Flood AdvisoryTSAAdair, Cherokee, Delaware, Mayes110 min
Oct 10, 11:55 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware, Mayes, Ottawa50 min
Oct 11, 12:07 AM CDTTornado WarningTSAAdair, Cherokee38 min
Oct 11, 12:09 AM CDTTornado WarningTSADelaware39 min
Oct 11, 1:18 AM CDTSpecial Weather StatementTSAOsage, Pawnee42 min
Oct 11, 1:26 AM CDTSpecial Weather StatementTSACreek, Tulsa49 min
Oct 11, 1:34 AM CDTAreal Flood AdvisoryTSACreek, Osage, Pawnee116 min
Oct 11, 1:37 AM CDTSevere Thunderstorm WarningTSACreek, Osage, Pawnee33 min
Oct 11, 2:02 AM CDTSpecial Weather StatementTSARogers, Tulsa, Wagoner, Washington43 min
Oct 11, 2:09 AM CDTSpecial Weather StatementTSAWashington51 min
Oct 11, 2:34 AM CDTSpecial Weather StatementTSACraig, Delaware, Mayes, Nowata, Ottawa56 min
Oct 11, 3:27 AM CDTSpecial Weather StatementTSAOttawa48 min

Nearby

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