Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 50, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 15, 2012, 9:13 AM CDT for Adair County, Cherokee County, Muskogee County, Oklahoma; Benton County, Washington County, Arkansas. It was in force for 62 min. 5 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
- Apr 15, 2012, 9:13 AM CDT (14:13 UTC)
- Expired
- Apr 15, 2012, 10:15 AM CDT
- In force
- 62 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Benton County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Muskogee County, OK
The radar
The Western Arkansas radar (KSRX), 83 km from the middle of the area, began a volume at 14:13 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 |
|---|---|---|---|
| Apr 15, 9:20 AM CDT | TSTM WND DMG | 6 Se Tahlequah, OK | PATH OF SIGNIFICANT TREE DAMAGE, WITH SOME HOME DAMAGE, EXTENDING FROM CARTERS LANDING, NORTHEAST TOWARD ETTABEND, ACROSS HWY 51 NEAR TITANIC. PROBABLE TORNADO. TIME ESTIMATED BY RADAR. |
| Apr 15, 9:20 AM CDT | TORNADO | Eldon, OK | EMERGENCY MANAGER FLEW TRACK OF TORNADO IN SOUTHEAST CHEROKEE COUNTY WITH KOTV...STARTING NEAR CARTERS LANDING AND ENDING NORTHEAST OF ELDON A SHORT DISTANCE. PATH WIDTH ABOUT 100 YARDS WIDE. BROKEN PATH OF DAMAGE WITH MULTIPLE TOUCHDOWNS SEEN. NO INJURIES REP |
| Apr 15, 9:25 AM CDT | TSTM WND DMG | 6 Se Tahlequah, OK | TREE DAMAGE ON EAST SIDE OF TENKILLER LAKE. POSSIBLE TORNADO. TIME ESTIMATED BY RADAR. |
| Apr 15, 9:30 AM CDT | TSTM WND DMG | 3 Se Eldon, OK | AT HWY 51 AND COUNTY LINE. MOBILE HOME, BARN, AND TREE DAMAGE. POSSIBLE TORNADO. TIME ESTIMATED BY RADAR. |
| Apr 15, 10:03 AM CDT | TSTM WND DMG | Summers, AR | LARGE TREE LIMBS DOWN OVER NORTH ROAD AND A LARGE TREE ACROSS A COUNTY ROAD. TIME IS RADAR ESTIMATED. |
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 |
|---|---|---|---|
| Apr 15, 6:38 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 2.2 hours before the alert went out and 124 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
- 31 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 855 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 319 m²/s²
- 0-3 km storm-relative helicity
- 381 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
669
WUUS54 KTSA 151413
SVRTSA
ARC007-143-OKC001-021-101-151515-
/O.NEW.KTSA.SV.W.0050.120415T1413Z-120415T1515Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
913 AM CDT SUN APR 15 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA
NORTHEASTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
NORTHERN ADAIR COUNTY IN NORTHEAST OKLAHOMA
SOUTHWESTERN BENTON COUNTY IN NORTHWEST ARKANSAS
NORTHWESTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS
* UNTIL 1015 AM CDT
* AT 910 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 4 MILES EAST OF
PUMPKIN CENTER...MOVING NORTHEAST AT 45 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
COOKSON...CHEROKEE LANDING STATE PARK...ELDON...MARIETTA...
PROCTOR...CHRISTIE...BARON...WESTVILLE...CINCINNATI...WATTS...
SILOAM SPRINGS...TONTITOWN...HIGHFILL AND SPRINGTOWN.
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 3611 9415 3563 9499 3564 9508 3574 9518
3617 9459 3616 9457 3618 9457 3633 9436
TIME...MOT...LOC 1414Z 231DEG 39KT 3574 9501
$$1 follow-up statement
459 WWUS54 KTSA 151502 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 1002 AM CDT SUN APR 15 2012 OKC021-101-151513- /O.CAN.KTSA.SV.W.0050.000000T0000Z-120415T1515Z/ CHEROKEE OK-MUSKOGEE OK- 1002 AM CDT SUN APR 15 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MUSKOGEE AND SOUTHERN CHEROKEE COUNTIES IS CANCELLED... LAT...LON 3589 9454 3601 9465 3622 9435 3608 9421 TIME...MOT...LOC 1503Z 230DEG 38KT 3600 9449 $$ ARC007-143-OKC001-151515- /O.CON.KTSA.SV.W.0050.000000T0000Z-120415T1515Z/ BENTON AR-WASHINGTON AR-ADAIR OK- 1002 AM CDT SUN APR 15 2012 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM CDT FOR EASTERN ADAIR...WESTERN WASHINGTON AND SOUTHERN BENTON COUNTIES... AT 959 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SUMMERS... MOVING NORTHEAST AT 45 MPH. STORM HAZARDS INCLUDE... QUARTER SIZE HAIL... WIND GUSTS TO 60 MPH... SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...RHEA... WEDINGTON...VINEY GROVE...WHEELER AND SAVOY. 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 3589 9454 3601 9465 3622 9435 3608 9421 TIME...MOT...LOC 1503Z 230DEG 38KT 3600 9449 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 12:40 AM CDT | Wind Advisory | TSA | Creek, Okfuskee, Okmulgee, Pawnee, Tulsa, Washington | 3 hr |
| Apr 15, 3:41 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 64 min |
| Apr 15, 4:43 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee | 62 min |
| Apr 15, 5:05 AM CDT | Special Weather Statement | TSA | Creek | 55 min |
| Apr 15, 5:30 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Nowata, Osage, Pawnee, Rogers, Tulsa and 1 more | 60 min |
| Apr 15, 5:47 AM CDT | Special Weather Statement | TSA | Okfuskee, Okmulgee, Rogers, Tulsa | 58 min |
| Apr 15, 5:51 AM CDT | Tornado Warning | TSA | Nowata, Osage, Rogers, Tulsa, Washington | 24 min |
| Apr 15, 6:22 AM CDT | Severe Thunderstorm Warning | TSA | Craig, Mayes, Nowata, Ottawa, Rogers | 53 min |
| Apr 15, 6:41 AM CDT | Special Weather Statement | TSA | Mayes, Okmulgee, Wagoner | 64 min |
| Apr 15, 6:43 AM CDT | Special Weather Statement | TSA | McIntosh, Pittsburg | 62 min |
| Apr 15, 7:41 AM CDT | Special Weather Statement | TSA | Delaware | 34 min |
| Apr 15, 7:44 AM CDT | Special Weather Statement | TSA | McIntosh, Muskogee, Pittsburg, Wagoner | 31 min |
| Apr 15, 8:13 AM CDT | Special Weather Statement | TSA | Cherokee, Delaware, Muskogee | 62 min |
| Apr 15, 8:14 AM CDT | Special Weather Statement | TSA | Haskell, Latimer, Pittsburg, Pushmataha, Sequoyah | 61 min |
| Apr 15, 9:16 AM CDT | Tornado Warning | TSA | Adair, Cherokee | 29 min |
| Apr 15, 9:42 AM CDT | Tornado Warning | TSA | Adair | 33 min |
| Apr 15, 11:28 AM CDT | Special Weather Statement | TSA | LeFlore | 62 min |
| Apr 15, 12:42 PM CDT | River Flood Warning | TSA | Rogers, Tulsa | 7 hr |
| Apr 15, 10:13 AM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll, Washington | 24 min |
| Apr 15, 12:25 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Madison, Washington | 35 min |
| Apr 15, 12:29 PM CDT | Special Weather Statement | TSA | Crawford | 31 min |
| Apr 15, 1:04 PM CDT | Special Weather Statement | TSA | Carroll | 26 min |
| Apr 15, 1:14 PM CDT | Special Weather Statement | TSA | Washington | 31 min |
| Apr 15, 1:19 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll, Washington | 26 min |
| Apr 15, 1:48 PM CDT | Special Weather Statement | TSA | Franklin | 27 min |
| Apr 15, 1:53 PM CDT | Special Weather Statement | TSA | Carroll, Madison | 52 min |
| Apr 15, 2:10 PM CDT | Special Weather Statement | TSA | Franklin | 35 min |
| Apr 15, 2:32 PM CDT | Special Weather Statement | TSA | Carroll, Madison | 43 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2012Severe Thunderstorm Warnings in Arkansas, 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.