Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 89, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 29, 2012, 8:40 PM CDT for Creek County, Okfuskee County, Okmulgee County, Oklahoma. It was in force for 50 min. 3 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
- May 29, 2012, 8:40 PM CDT (01:40 UTC)
- Expired
- May 29, 2012, 9:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Creek County, OK, Okfuskee County, OK, Okmulgee County, OK
The radar
The Norman radar (KTLX), 90 km from the middle of the area, began a volume at 01:40 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 |
|---|---|---|---|
| May 29, 8:45 PM CDT | TSTM WND DMG | 7 N Okemah, OK | LARGE TREE DOWN ON NORTH SIDE OF OKEMAH LAKE |
| May 29, 9:21 PM CDT | TSTM WND GST 60 | Okemah, OK | ESTIMATED ON NORTH SIDE OF OKEMAH |
| May 29, 9:22 PM CDT | TSTM WND DMG | Okemah, OK | FEW LARGE TREES DOWN. FEW LARGE LIMBS DOWN ON POWER LINES. |
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 |
|---|---|---|---|
| May 29, 7:33 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 1.7 hours before the alert went out and 104 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
- 2199 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1607 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 6.2
The text
As transmitted, in the capitals the NWS used until 2016.
786
WUUS54 KTSA 300140
SVRTSA
OKC037-107-111-300230-
/O.NEW.KTSA.SV.W.0089.120530T0140Z-120530T0230Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
840 PM CDT TUE MAY 29 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA
SOUTHERN CREEK COUNTY IN NORTHEAST OKLAHOMA
SOUTHWESTERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA
* UNTIL 930 PM CDT
* AT 839 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 4 MILES EAST OF
WELTY...MOVING EAST 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...
OKEMAH...OKFUSKEE...CLEARVIEW...OKMULGEE STATE PARK...PHAROAH...
WELEETKA...WILSON...OKMULGEE...HENRYETTA AND SCHULTER.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 214 AND 238.
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 3570 9643 3565 9593 3537 9597 3537 9598
3529 9598 3528 9605 3542 9645 3545 9645
3545 9648 3543 9648 3548 9663 3549 9663
TIME...MOT...LOC 0141Z 285DEG 28KT 3561 9632
$$2 follow-up statements
081
WWUS54 KTSA 300200
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
900 PM CDT TUE MAY 29 2012
OKC037-107-111-300230-
/O.CON.KTSA.SV.W.0089.000000T0000Z-120530T0230Z/
CREEK OK-OKFUSKEE OK-OKMULGEE OK-
900 PM CDT TUE MAY 29 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
SOUTHWESTERN OKMULGEE...OKFUSKEE AND SOUTHERN CREEK COUNTIES...
AT 856 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR OKFUSKEE...
MOVING EAST AT 30 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
CLEARVIEW...OKMULGEE STATE PARK...PHAROAH...WELEETKA...WILSON...
BRYANT...OKMULGEE...HENRYETTA AND SCHULTER.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 214 AND 238.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3570 9643 3565 9593 3537 9597 3537 9598
3529 9598 3528 9605 3542 9645 3545 9645
3545 9648 3543 9648 3548 9663 3549 9663
TIME...MOT...LOC 0200Z 285DEG 28KT 3557 9614
$$879
WWUS54 KTSA 300209
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
909 PM CDT TUE MAY 29 2012
OKC037-107-111-300230-
/O.CON.KTSA.SV.W.0089.000000T0000Z-120530T0230Z/
CREEK OK-OKFUSKEE OK-OKMULGEE OK-
909 PM CDT TUE MAY 29 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
SOUTHWESTERN OKMULGEE...OKFUSKEE AND SOUTHERN CREEK COUNTIES...
AT 905 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR OKMULGEE STATE
PARK...MOVING EAST 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...WILSON...
BRYANT...OKMULGEE...HENRYETTA AND SCHULTER.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 214 AND 238.
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 3569 9634 3565 9593 3537 9597 3537 9598
3529 9598 3528 9606 3542 9645 3545 9645
3545 9648 3543 9648 3548 9663 3549 9663
TIME...MOT...LOC 0210Z 285DEG 28KT 3555 9605
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 7:11 PM CDT | Special Weather Statement | TSA | Osage | 49 min |
| May 29, 7:27 PM CDT | Special Weather Statement | TSA | Creek | 48 min |
| May 29, 7:49 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 41 min |
| May 29, 8:07 PM CDT | Special Weather Statement | TSA | Creek | 53 min |
| May 29, 8:17 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 43 min |
| May 29, 8:25 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 35 min |
| May 29, 8:30 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee, Tulsa | 45 min |
| May 29, 8:44 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 46 min |
| May 29, 8:49 PM CDT | Special Weather Statement | TSA | Tulsa | 41 min |
| May 29, 8:55 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 28 min |
| May 29, 8:57 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee, Tulsa, Wagoner | 48 min |
| May 29, 9:18 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee, Okfuskee, Okmulgee | 27 min |
| May 29, 9:29 PM CDT | Special Weather Statement | TSA | Muskogee | 46 min |
| May 29, 9:34 PM CDT | Special Weather Statement | TSA | Okfuskee | 26 min |
| May 29, 9:39 PM CDT | Special Weather Statement | TSA | Wagoner | 36 min |
| May 29, 9:46 PM CDT | Special Weather Statement | TSA | McIntosh | 44 min |
| May 29, 10:05 PM CDT | Special Weather Statement | TSA | Cherokee, Craig, Mayes, Muskogee, Nowata | 55 min |
| May 29, 10:10 PM CDT | Areal Flood Advisory | TSA | McIntosh, Okfuskee, Okmulgee | 110 min |
| May 29, 10:19 PM CDT | Special Weather Statement | TSA | McIntosh, Pittsburg | 41 min |
| May 29, 10:22 PM CDT | Severe Thunderstorm Warning | TSA | Latimer, McIntosh, Pittsburg | 53 min |
| May 29, 10:52 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, McIntosh, Pittsburg | 68 min |
| May 29, 10:54 PM CDT | Special Weather Statement | TSA | Ottawa | 36 min |
| May 29, 11:04 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 45 min |
| May 29, 11:17 PM CDT | Special Weather Statement | TSA | Sequoyah | 58 min |
| May 29, 11:21 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, LeFlore, Pittsburg, Pushmataha | 54 min |
| May 29, 11:38 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Latimer, Pittsburg, Pushmataha | 67 min |
| May 30, 12:31 AM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 59 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2012Every severe thunderstorm warning in 2012
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.