Alert archive / Oklahoma / Tornado Warnings in 2011
Tornado Warning 14, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 14, 2011, 6:09 PM CDT for Rogers County, Tulsa County, Wagoner County, Oklahoma. It was in force for 51 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
- Apr 14, 2011, 6:09 PM CDT (23:09 UTC)
- Expired
- Apr 14, 2011, 7:00 PM CDT
- In force
- 51 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Rogers County, OK, Tulsa County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 19 km from the middle of the area, began a volume at 23:10 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 |
|---|---|---|---|
| Apr 14, 2:28 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Lamont, OK (KLMN), launched 12:00Z, 11.2 hours before the alert went out and 161 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
- 155 J/kg
- Mixed-layer CIN
- -470 J/kg
- Mixed-layer LCL
- 1449 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- 507 m²/s²
- 0-3 km storm-relative helicity
- 541 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
040 WFUS54 KTSA 142309 TORTSA OKC131-143-145-150000- /O.NEW.KTSA.TO.W.0014.110414T2309Z-110415T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 609 PM CDT THU APR 14 2011 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... CENTRAL ROGERS COUNTY IN NORTHEAST OKLAHOMA CENTRAL TULSA COUNTY IN NORTHEAST OKLAHOMA NORTHWESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA * UNTIL 700 PM CDT * AT 606 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS LOCATED NEAR TULSA...MOVING NORTHEAST AT 30 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...TULSA... BROKEN ARROW...CATOOSA AND VERDIGRIS. THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 220 AND 245. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS! && LAT...LON 3631 9565 3606 9558 3598 9598 3614 9602 TIME...MOT...LOC 2310Z 245DEG 27KT 3606 9595 $$
5 follow-up statements
903 WWUS54 KTSA 142317 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 617 PM CDT THU APR 14 2011 OKC131-143-145-150000- /O.CON.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/ WAGONER OK-ROGERS OK-TULSA OK- 617 PM CDT THU APR 14 2011 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR CENTRAL TULSA...CENTRAL ROGERS AND NORTHWESTERN WAGONER COUNTIES... AT 614 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR TULSA... MOVING NORTHEAST AT 25 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...TULSA... CATOOSA AND VERDIGRIS. THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 222 AND 245. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS! && LAT...LON 3608 9597 3615 9600 3631 9565 3612 9560 TIME...MOT...LOC 2317Z 247DEG 24KT 3615 9591 $$
755 WWUS54 KTSA 142328 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 628 PM CDT THU APR 14 2011 OKC131-143-145-150000- /O.CON.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/ WAGONER OK-ROGERS OK-TULSA OK- 628 PM CDT THU APR 14 2011 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN TULSA...CENTRAL ROGERS AND NORTHWESTERN WAGONER COUNTIES... AT 626 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR TULSA... MOVING NORTHEAST AT 35 MPH. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CATOOSA AND VERDIGRIS. THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 228 AND 245. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS! && LAT...LON 3611 9588 3619 9592 3631 9565 3614 9561 TIME...MOT...LOC 2328Z 247DEG 29KT 3619 9580 $$
245
WWUS54 KTSA 142335
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
635 PM CDT THU APR 14 2011
OKC143-142346-
/O.CAN.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/
TULSA OK-
635 PM CDT THU APR 14 2011
...THE TORNADO WARNING FOR EASTERN TULSA COUNTY IS CANCELLED...
LAT...LON 3631 9565 3615 9561 3614 9576 3617 9576
3617 9581 3622 9583 3624 9581
TIME...MOT...LOC 2336Z 241DEG 31KT 3623 9572
$$
OKC131-145-150000-
/O.CON.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/
WAGONER OK-ROGERS OK-
635 PM CDT THU APR 14 2011
...TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHWESTERN ROGERS AND NORTHWESTERN WAGONER COUNTIES...
AT 631 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR CATOOSA...
MOVING NORTHEAST AT 35 MPH.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...VERDIGRIS.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 236 AND 245.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3631 9565 3615 9561 3614 9576 3617 9576
3617 9581 3622 9583 3624 9581
TIME...MOT...LOC 2336Z 241DEG 31KT 3623 9572
$$706
WWUS54 KTSA 142344 RRA
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
644 PM CDT THU APR 14 2011
OKC145-142355-
/O.CAN.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/
WAGONER OK-
644 PM CDT THU APR 14 2011
...THE TORNADO WARNING FOR NORTHWESTERN WAGONER COUNTY IS
CANCELLED...
LAT...LON 3631 9565 3622 9563 3620 9568 3620 9571
3621 9574 3626 9576
TIME...MOT...LOC 2345Z 236DEG 33KT 3629 9563
$$
OKC131-150000-
/O.CON.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/
ROGERS OK-
644 PM CDT THU APR 14 2011
...TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTHERN
ROGERS COUNTY...
AT 640 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR VERDIGRIS...
MOVING NORTHEAST AT 40 MPH.
.
THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 240 AND 245.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3631 9565 3622 9563 3620 9568 3620 9571
3621 9574 3626 9576
TIME...MOT...LOC 2345Z 236DEG 33KT 3629 9563
$$115
WWUS54 KTSA 142355
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
655 PM CDT THU APR 14 2011
OKC131-150006-
/O.EXP.KTSA.TO.W.0014.000000T0000Z-110415T0000Z/
ROGERS OK-
655 PM CDT THU APR 14 2011
...THE TORNADO WARNING FOR SOUTHERN ROGERS COUNTY EXPIRES AT 700 PM
CDT...
THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE
TORNADO WARNING WILL BE ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 10 PM.
LAT...LON 3631 9565 3622 9563 3620 9568 3620 9571
3621 9574 3626 9576
TIME...MOT...LOC 2356Z 236DEG 33KT 3635 9553
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 3:12 PM CDT | Special Weather Statement | TSA | Pawnee | 33 min |
| Apr 14, 3:21 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 54 min |
| Apr 14, 3:37 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 53 min |
| Apr 14, 4:09 PM CDT | Tornado Warning | TSA | Osage | 36 min |
| Apr 14, 4:13 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 62 min |
| Apr 14, 4:27 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 48 min |
| Apr 14, 4:27 PM CDT | Tornado Warning | TSA | Osage, Pawnee | 33 min |
| Apr 14, 4:37 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 38 min |
| Apr 14, 4:41 PM CDT | Tornado Warning | TSA | Osage | 34 min |
| Apr 14, 4:48 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee | 57 min |
| Apr 14, 4:54 PM CDT | Tornado Warning | TSA | Osage | 36 min |
| Apr 14, 4:57 PM CDT | Tornado Warning | TSA | Creek, Okmulgee | 33 min |
| Apr 14, 5:08 PM CDT | Tornado Warning | TSA | Osage | 23 min |
| Apr 14, 5:16 PM CDT | Tornado Warning | TSA | Osage, Washington | 44 min |
| Apr 14, 5:23 PM CDT | Tornado Warning | TSA | Creek, Okfuskee | 52 min |
| Apr 14, 5:29 PM CDT | Tornado Warning | TSA | Creek, Tulsa | 46 min |
| Apr 14, 5:32 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa, Washington | 13 min |
| Apr 14, 5:46 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 29 min |
| Apr 14, 5:51 PM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 54 min |
| Apr 14, 5:51 PM CDT | Tornado Warning | TSA | Nowata, Washington | 39 min |
| Apr 14, 6:09 PM CDT | Tornado Warning | TSA | Creek, Okfuskee, Okmulgee | 51 min |
| Apr 14, 6:12 PM CDT | Tornado Warning | TSA | Okfuskee, Okmulgee | 34 min |
| Apr 14, 6:17 PM CDT | Tornado Warning | TSA | Pittsburg | 43 min |
| Apr 14, 6:23 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Tulsa | 52 min |
| Apr 14, 6:41 PM CDT | Special Weather Statement | TSA | LeFlore | 49 min |
| Apr 14, 6:48 PM CDT | Special Weather Statement | TSA | Rogers | 42 min |
| Apr 14, 6:55 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Mayes, Nowata, Rogers | 50 min |
| Apr 14, 6:57 PM CDT | Special Weather Statement | TSA | Craig | 48 min |
| Apr 14, 6:59 PM CDT | Tornado Warning | TSA | Latimer, Pittsburg | 61 min |
Nearby
Tornado Warnings in Oklahoma, 2011Every tornado warning in 2011Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.