Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 548, NWS Tulsa, OK

October 22, 20116 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Oct 22, 2011, 7:26 PM CDT for 6 counties in Oklahoma. It was in force for 53 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 22, 2011, 7:26 PM CDT (00:26 UTC)
Expired: Oct 22, 2011, 8:19 PM CDT
In force: 53 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Cherokee County, OK, Mayes County, OK, Muskogee County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 24 km from the middle of the area, began a volume at 00:26 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.

What was reported inside it

Time	Report	Where	Remark
Oct 22, 7:29 PM CDT	HAIL 1	Catoosa, 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.

Issued	Product	Office	Lasted
Oct 22, 3:37 PM CDT	Severe Thunderstorm Watch	SPC	14 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.4 hours before the alert went out and 163 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1843 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -13 m²/s²
0-3 km storm-relative helicity: 51 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

404 
WUUS54 KTSA 230026
SVRTSA
OKC021-097-101-131-143-145-230130-
/O.NEW.KTSA.SV.W.0548.111023T0026Z-111023T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
726 PM CDT SAT OCT 22 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA
  NORTHERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
  SOUTHERN MAYES COUNTY IN NORTHEAST OKLAHOMA
  SOUTHERN ROGERS COUNTY IN NORTHEAST OKLAHOMA
  EASTERN TULSA COUNTY IN NORTHEAST OKLAHOMA
  WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 830 PM CDT

* AT 721 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHEAST
  OF CATOOSA...MOVING SOUTHEAST AT 30 MPH.

  STORM HAZARDS INCLUDE...
  QUARTER SIZE HAIL...
  WIND GUSTS TO 60 MPH...

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
  STONEBLUFF...INOLA...COWETA...CHOUTEAU...PORTER...WAGONER...LOCUST
  GROVE...TULLAHASSEE...ROSE...OKAY...MUSKOGEE...PEGGS...SEQUOYAH
  STATE PARK...FORT GIBSON AND HULBERT.

THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 233 AND 245.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3624 9501 3622 9501 3562 9523 3595 9588
      3628 9577
TIME...MOT...LOC 0027Z 303DEG 26KT 3610 9564

$$

2 follow-up statements

576 
WWUS54 KTSA 230108
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
808 PM CDT SAT OCT 22 2011

OKC021-097-101-131-143-145-230130-
/O.CON.KTSA.SV.W.0548.000000T0000Z-111023T0130Z/
CHEROKEE OK-MAYES OK-MUSKOGEE OK-ROGERS OK-TULSA OK-WAGONER OK-
808 PM CDT SAT OCT 22 2011

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
WAGONER...SOUTHEASTERN TULSA...SOUTHEASTERN ROGERS...NORTHERN
MUSKOGEE...SOUTHERN MAYES AND NORTHWESTERN CHEROKEE COUNTIES...

AT 807 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM LOST CITY TO MAZIE TO COWETA...MOVING SOUTHEAST AT 30
MPH.

STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...REDBIRD...
CHOSKA...PORTER...LOST CITY...WAGONER...SEQUOYAH STATE PARK...FORT
GIBSON...MUSKOGEE...OKAY...TULLAHASSEE AND HULBERT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3593 9582 3623 9552 3620 9502 3562 9523
      3580 9558
TIME...MOT...LOC 0109Z 303DEG 26KT 3600 9508 3610 9542
          3589 9568

$$

853 
WWUS54 KTSA 230119
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
819 PM CDT SAT OCT 22 2011

OKC021-097-101-131-143-145-230129-
/O.CAN.KTSA.SV.W.0548.000000T0000Z-111023T0130Z/
CHEROKEE OK-MAYES OK-MUSKOGEE OK-ROGERS OK-TULSA OK-WAGONER OK-
819 PM CDT SAT OCT 22 2011

...THE SEVERE THUNDERSTORM WARNING FOR WAGONER...SOUTHEASTERN
TULSA...SOUTHEASTERN ROGERS...NORTHERN MUSKOGEE...SOUTHERN MAYES AND
NORTHWESTERN CHEROKEE COUNTIES IS CANCELLED...

THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE
SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT.

LAT...LON 3593 9582 3623 9552 3620 9502 3562 9523
      3580 9558
TIME...MOT...LOC 0119Z 303DEG 26KT 3596 9500 3606 9534
          3585 9560

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 22, 7:10 PM CDT	Tornado Warning	TSA	Okfuskee	20 min
Oct 22, 7:14 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Okfuskee, Okmulgee	61 min
Oct 22, 7:24 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	36 min
Oct 22, 8:03 PM CDT	Special Weather Statement	TSA	Haskell	57 min
Oct 22, 8:11 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Okfuskee, Pittsburg	64 min
Oct 22, 8:13 PM CDT	Special Weather Statement	TSA	Cherokee	62 min
Oct 22, 8:29 PM CDT	Special Weather Statement	TSA	Haskell, Sequoyah	61 min
Oct 22, 8:55 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Pittsburg	65 min
Oct 22, 9:17 PM CDT	Special Weather Statement	TSA	Haskell, LeFlore, Sequoyah	58 min
Oct 22, 9:45 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	60 min
Oct 22, 9:55 PM CDT	Special Weather Statement	TSA	Latimer	65 min
Oct 22, 10:18 PM CDT	Special Weather Statement	TSA	Pushmataha	57 min
Oct 22, 10:46 PM CDT	Special Weather Statement	TSA	Choctaw, LeFlore, Pushmataha	74 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2011 Every severe thunderstorm warning in 2011

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.