Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 545, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Oct 22, 2011, 6:40 PM CDT for 7 counties in Oklahoma. It was in force for 65 min. 4 reports 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, 6:40 PM CDT (23:40 UTC)
- Expired
- Oct 22, 2011, 7:45 PM CDT
- In force
- 65 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Creek County, OK, Okmulgee County, OK, Osage County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 64 km from the middle of the area, began a volume at 23:39 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, 6:45 PM CDT | TSTM WND DMG | 2 N Beggs, OK | THE ROOF OF A BARN WAS BLOWN OFF.TREES AND POWER LINES WERE BLOWN DOWN. |
| Oct 22, 7:29 PM CDT | HAIL 1 | Catoosa, OK | |
| Oct 22, 7:40 PM CDT | TSTM WND GST 71 | 4 W Hectorville, OK | |
| Oct 22, 7:45 PM CDT | TSTM WND GST 69 | 4 W Hectorville, 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
Norman, OK (KOUN), launched 12:00Z, 11.7 hours before the alert went out and 141 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.
- Mixed-layer CAPE
- 138 J/kg
- Mixed-layer CIN
- -205 J/kg
- Mixed-layer LCL
- 1045 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
189
WUUS54 KTSA 222340
SVRTSA
OKC037-111-113-117-131-143-145-230045-
/O.NEW.KTSA.SV.W.0545.111022T2340Z-111023T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
640 PM CDT SAT OCT 22 2011
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CREEK COUNTY IN NORTHEAST OKLAHOMA
NORTHWESTERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA
SOUTHEASTERN OSAGE COUNTY IN NORTHEAST OKLAHOMA
PAWNEE COUNTY IN NORTHEAST OKLAHOMA
SOUTHERN ROGERS COUNTY IN NORTHEAST OKLAHOMA
SOUTHERN TULSA COUNTY IN NORTHEAST OKLAHOMA
NORTHWESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA
* UNTIL 745 PM CDT
* AT 635 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES SOUTHEAST OF OILTON TO 7 MILES EAST OF
SLICK...MOVING NORTHEAST AT 20 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
JENNINGS...KELLYVILLE...MOUNDS...TERLTON...MANNFORD...KIEFER...
SAPULPA...GLENPOOL...KEYSTONE STATE PARK...BIXBY...JENKS...SAND
SPRINGS...TULSA...BROKEN ARROW AND CATOOSA.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 192 AND 239.
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 3620 9558 3569 9614 3602 9663 3615 9663
3616 9666 3619 9666
TIME...MOT...LOC 2340Z 220DEG 17KT 3604 9649 3579 9613
$$3 follow-up statements
868
WWUS54 KTSA 222352
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
652 PM CDT SAT OCT 22 2011
OKC037-111-113-117-131-143-145-230045-
/O.CON.KTSA.SV.W.0545.000000T0000Z-111023T0045Z/
CREEK OK-OKMULGEE OK-OSAGE OK-PAWNEE OK-ROGERS OK-TULSA OK-WAGONER OK-
652 PM CDT SAT OCT 22 2011
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHWESTERN WAGONER...SOUTHERN TULSA...SOUTHERN ROGERS...PAWNEE...
SOUTHEASTERN OSAGE...NORTHWESTERN OKMULGEE AND CREEK COUNTIES...
AT 649 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM SILVER CITY TO KELLYVILLE TO MOUNDS...MOVING NORTHEAST
AT 20 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
JENNINGS...LIBERTY...KIEFER...SAPULPA...TERLTON...GLENPOOL...
MANNFORD...KEYSTONE STATE PARK...BIXBY...JENKS...SAND SPRINGS...
GRAY...TULSA...BROKEN ARROW AND CATOOSA.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 192 AND 239.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3620 9558 3569 9614 3602 9663 3615 9663
3616 9666 3619 9666
TIME...MOT...LOC 2353Z 220DEG 17KT 3609 9644 3599 9618
3587 9603
$$164
WWUS54 KTSA 230028
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
728 PM CDT SAT OCT 22 2011
OKC113-117-230038-
/O.CAN.KTSA.SV.W.0545.000000T0000Z-111023T0045Z/
OSAGE OK-PAWNEE OK-
728 PM CDT SAT OCT 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR PAWNEE AND SOUTHEASTERN OSAGE
COUNTIES IS CANCELLED...
LAT...LON 3616 9600 3617 9599 3620 9572 3620 9558
3569 9614 3575 9623 3612 9642
TIME...MOT...LOC 0028Z 330DEG 24KT 3593 9626 3598 9606
3607 9592
$$
OKC037-111-131-143-145-230045-
/O.CON.KTSA.SV.W.0545.000000T0000Z-111023T0045Z/
CREEK OK-OKMULGEE OK-ROGERS OK-TULSA OK-WAGONER OK-
728 PM CDT SAT OCT 22 2011
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHWESTERN WAGONER...SOUTHERN TULSA...SOUTHERN ROGERS...
NORTHWESTERN OKMULGEE AND EASTERN CREEK COUNTIES...
AT 726 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM KELLYVILLE TO SAPULPA TO TULSA...MOVING SOUTHEAST AT
30 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...JENKS...
KIEFER...TULSA...GLENPOOL...BROKEN ARROW...MOUNDS...BIXBY AND
LIBERTY.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 198 AND 239.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3616 9600 3617 9599 3620 9572 3620 9558
3569 9614 3575 9623 3612 9642
TIME...MOT...LOC 0028Z 330DEG 24KT 3593 9626 3598 9606
3607 9592
$$488
WWUS54 KTSA 230049
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
749 PM CDT SAT OCT 22 2011
OKC037-111-131-143-145-230059-
/O.EXP.KTSA.SV.W.0545.000000T0000Z-111023T0045Z/
CREEK OK-OKMULGEE OK-ROGERS OK-TULSA OK-WAGONER OK-
749 PM CDT SAT OCT 22 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WAGONER...
SOUTHERN TULSA...SOUTHERN ROGERS...NORTHWESTERN OKMULGEE AND EASTERN
CREEK COUNTIES EXPIRES AT 745 PM CDT...
THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE
SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT.
LAT...LON 3616 9600 3617 9599 3620 9572 3620 9558
3569 9614 3575 9623 3612 9642
TIME...MOT...LOC 0028Z 330DEG 24KT 3593 9626 3598 9606
3607 9592
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 22, 4:55 PM CDT | Special Weather Statement | TSA | Osage | 65 min |
| Oct 22, 5:28 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee | 62 min |
| Oct 22, 5:31 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 59 min |
| Oct 22, 6:09 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 66 min |
| Oct 22, 6:27 PM CDT | Tornado Warning | TSA | Okfuskee | 33 min |
| Oct 22, 6:32 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Rogers, Tulsa | 58 min |
| Oct 22, 6:46 PM CDT | Tornado Warning | TSA | Okfuskee | 29 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2011Every 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.