Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 189, NWS Tulsa, OK

November 10, 20214 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Nov 10, 2021, 9:44 PM CST for 4 counties in 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: Nov 10, 2021, 9:44 PM CST (03:44 UTC)
Expired: Nov 10, 2021, 10:30 PM CST
In force: 46 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Latimer County, OK, LeFlore County, OK, Pittsburg County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 125 km from the middle of the area, began a volume at 03:45 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
Nov 10, 3:26 PM CST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 3.7 hours before the alert went out and 196 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: 964 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 884 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 186 m²/s²
0-3 km storm-relative helicity: 206 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.4

Open this sounding in Storm Lab

The text

As transmitted.

584 
WUUS54 KTSA 110344
SVRTSA
OKC077-079-121-127-110430-
/O.NEW.KTSA.SV.W.0189.211111T0344Z-211111T0430Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
944 PM CST Wed Nov 10 2021

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  Northern Pushmataha County in southeastern Oklahoma...
  Southern Latimer County in southeastern Oklahoma...
  Southwestern Le Flore County in southeastern Oklahoma...
  South central Pittsburg County in southeastern Oklahoma...

* Until 1030 PM CST.

* At 942 PM CST, severe thunderstorms were near Yanush and just 
  east of Daisy, moving east at 25 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations in or near the path include...
  Clayton...                        Talihina...
  Albion...                         Clayton Lake State Park...
  Talimena State Park...            Bengal...
  Tuskahoma...                      Yanush...
  Stanley...                        Nashoba...
  Kiamichi...                       Whitesboro...
  Dunbar...                         Eubanks...
  Sardis...                         Summerfield...
  Honobia...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3442 9578 3450 9578 3451 9567 3459 9567
      3460 9568 3481 9543 3493 9475 3451 9488
      3451 9504 3438 9505
TIME...MOT...LOC 0342Z 259DEG 20KT 3467 9529 3453 9562 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
Snider

2 follow-up statements

221 
WWUS54 KTSA 110406
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1006 PM CST Wed Nov 10 2021

OKC077-079-121-127-110430-
/O.CON.KTSA.SV.W.0189.000000T0000Z-211111T0430Z/
Pushmataha OK-Latimer OK-Le Flore OK-Pittsburg OK-
1006 PM CST Wed Nov 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CST
FOR NORTHERN PUSHMATAHA...SOUTHERN LATIMER...SOUTHWESTERN LE FLORE
AND SOUTH CENTRAL PITTSBURG COUNTIES...

At 1004 PM CST, severe thunderstorms were located just west of 
Talihina and over Stanley, moving east at 25 mph. These particular 
locations are exhibiting weak rotation. 

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations in or near the path include...
Clayton...                        Talihina...
Albion...                         Clayton Lake State Park...
Talimena State Park...            Bengal...
Tuskahoma...                      Yanush...
Stanley...                        Nashoba...
Kiamichi...                       Whitesboro...
Dunbar...                         Eubanks...
Sardis...                         Summerfield...
Honobia...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3442 9578 3450 9578 3451 9567 3459 9567
      3460 9568 3481 9543 3493 9475 3451 9488
      3451 9504 3438 9505
TIME...MOT...LOC 0404Z 253DEG 20KT 3473 9516 3455 9548 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
Snider

376 
WWUS54 KTSA 110420
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1020 PM CST Wed Nov 10 2021

OKC121-110428-
/O.CAN.KTSA.SV.W.0189.000000T0000Z-211111T0430Z/
Pittsburg OK-
1020 PM CST Wed Nov 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL PITTSBURG COUNTY
IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3458 9551 3483 9533 3493 9475 3451 9488
      3451 9504 3438 9505 3441 9552
TIME...MOT...LOC 0418Z 270DEG 20KT 3474 9507 3456 9539 

$$

OKC077-079-127-110430-
/O.CON.KTSA.SV.W.0189.000000T0000Z-211111T0430Z/
Pushmataha OK-Latimer OK-Le Flore OK-
1020 PM CST Wed Nov 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CST
FOR NORTHEASTERN PUSHMATAHA...SOUTHEASTERN LATIMER AND SOUTHWESTERN
LE FLORE COUNTIES...

At 1018 PM CST, severe thunderstorms were located near Talihina and 
Clayton , moving east at 25 mph. These storms were still exhibiting 
weak rotation at these particular locations. 

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations in or near the path include...
Clayton...                        Talihina...
Albion...                         Clayton Lake State Park...
Talimena State Park...            Bengal...
Tuskahoma...                      Yanush...
Stanley...                        Nashoba...
Kiamichi...                       Whitesboro...
Sardis...                         Summerfield...
Honobia...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3458 9551 3483 9533 3493 9475 3451 9488
      3451 9504 3438 9505 3441 9552
TIME...MOT...LOC 0418Z 270DEG 20KT 3474 9507 3456 9539 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
Snider

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 10, 6:00 PM CST	Special Weather Statement	TSA	Osage	15 min
Nov 10, 6:17 PM CST	Severe Thunderstorm Warning	TSA	Creek, Pawnee	43 min
Nov 10, 6:20 PM CST	Special Weather Statement	TSA	Washington	25 min
Nov 10, 6:26 PM CST	Special Weather Statement	TSA	Osage	34 min
Nov 10, 6:38 PM CST	Special Weather Statement	TSA	Tulsa	37 min
Nov 10, 6:43 PM CST	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	47 min
Nov 10, 6:47 PM CST	Special Weather Statement	TSA	Nowata, Washington	43 min
Nov 10, 6:54 PM CST	Special Weather Statement	TSA	Nowata	36 min
Nov 10, 7:00 PM CST	Special Weather Statement	TSA	Tulsa	30 min
Nov 10, 7:01 PM CST	Special Weather Statement	TSA	Creek	29 min
Nov 10, 7:07 PM CST	Severe Thunderstorm Warning	TSA	Creek, Rogers, Tulsa, Wagoner	38 min
Nov 10, 7:20 PM CST	Severe Thunderstorm Warning	TSA	Nowata	25 min
Nov 10, 7:20 PM CST	Tornado Warning	TSA	Rogers, Tulsa	10 min
Nov 10, 7:22 PM CST	Severe Thunderstorm Warning	TSA	Nowata, Rogers	23 min
Nov 10, 7:23 PM CST	Areal Flood Advisory	TSA	Creek, Okmulgee, Osage, Rogers, Tulsa, Wagoner	3 hr
Nov 10, 7:26 PM CST	Tornado Warning Tornado observed	TSA	Rogers, Tulsa, Wagoner	34 min
Nov 10, 7:29 PM CST	Severe Thunderstorm Warning	TSA	Cherokee, Mayes, Rogers, Tulsa, Wagoner	46 min
Nov 10, 7:41 PM CST	Special Weather Statement	TSA	Okmulgee	34 min
Nov 10, 7:48 PM CST	Special Weather Statement	TSA	Craig	27 min
Nov 10, 7:51 PM CST	Tornado Warning	TSA	Mayes, Rogers	39 min
Nov 10, 8:04 PM CST	Special Weather Statement	TSA	Pittsburg	26 min
Nov 10, 8:06 PM CST	Special Weather Statement	TSA	Choctaw	24 min
Nov 10, 8:14 PM CST	Special Weather Statement	TSA	Delaware, Ottawa	46 min
Nov 10, 8:15 PM CST	Tornado Warning	TSA	Delaware, Mayes	30 min
Nov 10, 8:18 PM CST	Special Weather Statement	TSA	Adair, Cherokee	57 min
Nov 10, 8:24 PM CST	Special Weather Statement	TSA	Muskogee	36 min
Nov 10, 8:33 PM CST	Special Weather Statement	TSA	Pittsburg	27 min
Nov 10, 8:42 PM CST	Severe Thunderstorm Warning	TSA	Delaware	33 min
Nov 10, 8:42 PM CST	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware	33 min
Nov 10, 8:50 PM CST	Special Weather Statement	TSA	Pushmataha	25 min
Nov 10, 8:51 PM CST	Special Weather Statement	TSA	Muskogee	24 min
Nov 10, 8:55 PM CST	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Muskogee	35 min
Nov 10, 9:05 PM CST	Areal Flood Advisory	TSA	Cherokee, McIntosh, Mayes, Muskogee, Okmulgee, Wagoner	3 hr
Nov 10, 9:17 PM CST	Special Weather Statement	TSA	Haskell, Muskogee, Sequoyah	43 min
Nov 10, 9:19 PM CST	Special Weather Statement	TSA	Choctaw	26 min
Nov 10, 9:22 PM CST	Special Weather Statement	TSA	Pushmataha	23 min
Nov 10, 9:52 PM CST	Special Weather Statement	TSA	Haskell, Sequoyah	38 min
Nov 10, 9:55 PM CST	Areal Flood Advisory	TSA	Adair, Cherokee, Haskell, LeFlore, McIntosh, Muskogee and 1 more	3 hr
Nov 10, 10:30 PM CST	Special Weather Statement	TSA	LeFlore	45 min
Nov 10, 10:49 PM CST	Areal Flood Advisory	TSA	Latimer, Pushmataha	3 hr
Nov 10, 11:17 PM CST	Special Weather Statement	TSA	LeFlore	28 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2021 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.