Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 360, NWS Tulsa, OK

October 20, 2019Creek County, Okmulgee County, Tulsa County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Oct 20, 2019, 10:23 PM CDT for Creek County, Okmulgee County, Tulsa County, Oklahoma. It was in force for 37 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: Oct 20, 2019, 10:23 PM CDT (03:23 UTC)
Expired: Oct 20, 2019, 11:00 PM CDT
In force: 37 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Creek County, OK, Okmulgee County, OK, Tulsa County, OK

The radar

The Tulsa radar (KINX), 74 km from the middle of the area, began a volume at 03:26 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
Oct 20, 8:27 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 3.4 hours before the alert went out and 126 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: 760 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 1785 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 302 m²/s²
0-3 km storm-relative helicity: 425 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.8

Open this sounding in Storm Lab

The text

As transmitted.

152 
WUUS54 KTSA 210323
SVRTSA
OKC037-111-143-210400-
/O.NEW.KTSA.SV.W.0360.191021T0323Z-191021T0400Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tulsa OK
1023 PM CDT Sun Oct 20 2019

The National Weather Service in Tulsa has issued a

* Severe Thunderstorm Warning for...
  Central Creek County in northeastern Oklahoma...
  Northwestern Okmulgee County in northeastern Oklahoma...
  Southwestern Tulsa County in northeastern Oklahoma...

* Until 1100 PM CDT.

* At 1023 PM CDT, a severe thunderstorm was located 4 miles north of
  Depew, moving east at 65 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations in or near the path include...
  Tulsa...                          Sand Springs...
  Bristow...                        Sapulpa...
  Jenks...                          Glenpool...
  Kiefer...                         Mounds...
  Kellyville...                     Depew...
  Shamrock...                       Gray...

This includes Interstate 44 between mile markers 178 and 218.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Tulsa.

&&

A Tornado Watch remains in effect until 300 AM CDT for northeastern
Oklahoma.

LAT...LON 3594 9662 3616 9610 3616 9607 3597 9594
      3581 9609 3576 9661 3582 9662
TIME...MOT...LOC 0323Z 254DEG 55KT 3587 9651 

HAIL...1.00IN
WIND...60MPH
 
$$

2 follow-up statements

249 
WWUS54 KTSA 210344
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1044 PM CDT Sun Oct 20 2019

OKC037-111-143-210400-
/O.CON.KTSA.SV.W.0360.000000T0000Z-191021T0400Z/
Creek OK-Okmulgee OK-Tulsa OK-
1044 PM CDT Sun Oct 20 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR CENTRAL CREEK...NORTHWESTERN OKMULGEE AND SOUTH CENTRAL TULSA
COUNTIES...

At 1044 PM CDT, a severe thunderstorm was located near Sapulpa,
moving east at 65 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...
Tulsa...                          Bristow...
Sapulpa...                        Jenks...
Glenpool...                       Kiefer...
Mounds...                         Kellyville...
Depew...                          

This includes Interstate 44 between mile markers 183 and 219.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Tulsa.

&&

A Tornado Watch remains in effect until 300 AM CDT for northeastern
Oklahoma.

LAT...LON 3597 9633 3611 9603 3597 9594 3581 9609
      3576 9656 3585 9653
TIME...MOT...LOC 0344Z 254DEG 55KT 3596 9613 

HAIL...0.75IN
WIND...60MPH
 
$$

169 
WWUS54 KTSA 210354
SVSTSA

Severe Weather Statement
National Weather Service Tulsa OK
1054 PM CDT Sun Oct 20 2019

OKC037-111-143-210404-
/O.EXP.KTSA.SV.W.0360.000000T0000Z-191021T0400Z/
Creek OK-Okmulgee OK-Tulsa OK-
1054 PM CDT Sun Oct 20 2019

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CREEK...NORTHWESTERN
OKMULGEE AND SOUTH CENTRAL TULSA COUNTIES WILL EXPIRE AT 1100 PM
CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning will be allowed to expire.  However gusty winds
are still possible with this thunderstorm.

A Tornado Watch remains in effect until 300 AM CDT for northeastern
Oklahoma.

LAT...LON 3597 9633 3611 9603 3597 9594 3581 9609
      3576 9656 3585 9653
TIME...MOT...LOC 0354Z 254DEG 55KT 3600 9595 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 20, 8:16 PM CDT	Special Weather Statement	TSA	Creek	29 min
Oct 20, 8:18 PM CDT	Special Weather Statement	TSA	Creek	27 min
Oct 20, 8:20 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	18 min
Oct 20, 8:36 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee, Rogers, Tulsa, Wagoner	15 min
Oct 20, 8:43 PM CDT	Special Weather Statement	TSA	Pawnee	32 min
Oct 20, 8:50 PM CDT	Special Weather Statement	TSA	Tulsa	25 min
Oct 20, 8:53 PM CDT	Special Weather Statement	TSA	Tulsa	37 min
Oct 20, 8:54 PM CDT	Special Weather Statement	TSA	Okfuskee	36 min
Oct 20, 9:00 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	45 min
Oct 20, 9:10 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	35 min
Oct 20, 9:12 PM CDT	Special Weather Statement	TSA	Osage, Pawnee	33 min
Oct 20, 9:14 PM CDT	Special Weather Statement	TSA	Wagoner	31 min
Oct 20, 9:15 PM CDT	Special Weather Statement	TSA	Osage	45 min
Oct 20, 9:22 PM CDT	Special Weather Statement	TSA	Nowata, Washington	38 min
Oct 20, 9:25 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Wagoner	35 min
Oct 20, 9:28 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Okmulgee	47 min
Oct 20, 9:33 PM CDT	Severe Thunderstorm Warning	TSA	Nowata, Osage, Rogers, Washington	42 min
Oct 20, 9:37 PM CDT	Special Weather Statement	TSA	Tulsa	23 min
Oct 20, 9:41 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Rogers, Tulsa, Washington	34 min
Oct 20, 9:45 PM CDT	Special Weather Statement	TSA	Pawnee	30 min
Oct 20, 9:46 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Okmulgee, Tulsa	44 min
Oct 20, 9:48 PM CDT	Areal Flood Advisory	TSA	Creek, Nowata, Osage, Pawnee, Rogers, Tulsa and 1 more	3 hr
Oct 20, 9:59 PM CDT	Severe Thunderstorm Warning	TSA	Delaware, Mayes, Ottawa	27 min
Oct 20, 10:13 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers, Tulsa, Washington	47 min
Oct 20, 10:14 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Okmulgee, Tulsa, Wagoner	29 min
Oct 20, 10:16 PM CDT	Special Weather Statement	TSA	Creek, Tulsa	29 min
Oct 20, 10:21 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa, Washington	24 min
Oct 20, 10:26 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Okfuskee, Okmulgee, Pittsburg	49 min
Oct 20, 10:34 PM CDT	Special Weather Statement	TSA	Ottawa	26 min
Oct 20, 10:38 PM CDT	Areal Flood Advisory	TSA	Cherokee, Creek, Mayes, Muskogee, Okfuskee, Okmulgee and 3 more	3 hr
Oct 20, 10:48 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Okmulgee, Rogers, Tulsa, Wagoner	16 min
Oct 20, 10:58 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	47 min
Oct 20, 11:00 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, McIntosh, Muskogee, Okfuskee, Okmulgee, Pittsburg	45 min
Oct 20, 11:14 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Mayes, Wagoner	31 min
Oct 20, 11:29 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Haskell, McIntosh, Muskogee, Sequoyah and 1 more	46 min
Oct 20, 11:34 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes	41 min
Oct 20, 11:41 PM CDT	Tornado Warning	TSA	Adair, Cherokee, Delaware	16 min
Oct 20, 11:59 PM CDT	Tornado Warning	TSA	Adair	31 min
Oct 21, 12:02 AM CDT	Tornado Warning	TSA	Adair, Delaware	28 min
Oct 21, 12:04 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Haskell, Sequoyah	41 min
Oct 21, 12:07 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg, Pushmataha	53 min
Oct 21, 12:11 AM CDT	Special Weather Statement	TSA	Haskell	34 min
Oct 21, 12:30 AM CDT	Special Weather Statement	TSA	Choctaw	30 min
Oct 21, 12:34 AM CDT	Special Weather Statement	TSA	Haskell, Latimer	26 min
Oct 21, 12:41 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	49 min
Oct 21, 12:42 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	48 min
Oct 21, 12:49 AM CDT	Severe Thunderstorm Warning	TSA	Choctaw	41 min
Oct 21, 1:27 AM CDT	Special Weather Statement	TSA	McCurtain	33 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2019 Every severe thunderstorm warning in 2019

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.