Alert archive / Oklahoma / Tornado Warnings in 2011
Tornado Warning 67, NWS Norman, OK
NWS Norman, OK issued this tornado warning at May 24, 2011, 7:46 PM CDT for Coal County, Oklahoma. It was in force for 44 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
- May 24, 2011, 7:46 PM CDT (00:46 UTC)
- Expired
- May 24, 2011, 8:30 PM CDT
- In force
- 44 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
County Coal County, OK
The radar
The Norman radar (KTLX), 124 km from the middle of the area, began a volume at 00:49 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 |
|---|---|---|---|
| May 24, 12:47 PM CDT | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.8 hours before the alert went out and 212 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
- 2867 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1457 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 357 m²/s²
- 0-3 km storm-relative helicity
- 602 m²/s²
- Significant tornado parameter
- 6.2
- Supercell composite
- 44.3
The text
As transmitted, in the capitals the NWS used until 2016.
363
WFUS54 KOUN 250046
TOROUN
OKC029-250130-
/O.NEW.KOUN.TO.W.0067.110525T0046Z-110525T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
746 PM CDT TUE MAY 24 2011
THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A
* TORNADO WARNING FOR...
COAL COUNTY IN SOUTHEAST OKLAHOMA...
* UNTIL 830 PM CDT
* AT 746 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CLARITA...MOVING
NORTHEAST AT 45 MPH.
* LOCATIONS IN THE WARNING INCLUDE CENTRAHOMA...CLARITA...COALGATE...
LEHIGH...OLNEY...PHILLIPS AND TUPELO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. LEAVE MOBILE HOMES AND VEHICLES. IF POSSIBLE...MOVE
TO A BASEMENT OR STORM SHELTER. OTHERWISE MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND OUTSIDE
WALLS.
THIS TORNADO IS LIKELY OBSCURED BY RAIN AND MAY NOT BE VISIBLE.
ABANDON MOBILE HOMES AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT
OR STORM SHELTER. OTHERWISE MOVE TO AN INTERIOR ROOM OR HALLWAY ON
THE LOWEST FLOOR. STAY AWAY FROM WINDOWS.
&&
LAT...LON 3446 9622 3442 9639 3443 9643 3448 9652
3459 9650 3478 9631 3477 9609 3455 9609
TIME...MOT...LOC 0046Z 233DEG 38KT 3449 9646
$$
CJS1 follow-up statement
771
WWUS54 KOUN 250103
SVSOUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
803 PM CDT TUE MAY 24 2011
OKC029-250130-
/O.CON.KOUN.TO.W.0067.000000T0000Z-110525T0130Z/
COAL OK-
803 PM CDT TUE MAY 24 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR COAL
COUNTY...
AT 802 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES SOUTHWEST OF
CENTRAHOMA...MOVING NORTHEAST AT 40 MPH. PEOPLE IN AND NEAR
CENTRAHOMA NEED TO TAKE COVER IMMEDIATELY!
* LOCATIONS IN THE WARNING INCLUDE CENTRAHOMA AND TUPELO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS TORNADO IS LIKELY OBSCURED BY RAIN AND MAY NOT BE VISIBLE.
ABANDON MOBILE HOMES AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT
OR STORM SHELTER. OTHERWISE MOVE TO AN INTERIOR ROOM OR HALLWAY ON
THE LOWEST FLOOR. STAY AWAY FROM WINDOWS.
&&
LAT...LON 3451 9634 3451 9639 3452 9643 3462 9646
3477 9631 3477 9609 3462 9609
TIME...MOT...LOC 0102Z 227DEG 37KT 3459 9635
$$The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:11 PM CDT | Severe Thunderstorm Warning | OUN | Love | 34 min |
| May 24, 7:13 PM CDT | Tornado Warning | OUN | Seminole | 17 min |
| May 24, 7:19 PM CDT | Severe Thunderstorm Warning | OUN | Coal, Johnston, Pontotoc | 41 min |
| May 24, 7:25 PM CDT | Severe Thunderstorm Warning | OUN | Carter, Marshall | 65 min |
| May 24, 7:29 PM CDT | Tornado Warning | OUN | Love, Marshall | 46 min |
| May 24, 7:33 PM CDT | Tornado Warning | OUN | Johnston | 42 min |
| May 24, 7:39 PM CDT | Tornado Warning | OUN | Marshall | 51 min |
| May 24, 7:54 PM CDT | Tornado Warning | OUN | Atoka, Bryan, Johnston | 51 min |
| May 24, 7:58 PM CDT | Severe Thunderstorm Warning | OUN | Bryan | 62 min |
| May 24, 8:06 PM CDT | Tornado Warning | OUN | Atoka, Coal | 39 min |
| May 24, 8:20 PM CDT | Tornado Warning | OUN | Bryan | 55 min |
| May 24, 8:23 PM CDT | Severe Thunderstorm Warning | OUN | Atoka | 67 min |
| May 24, 8:29 PM CDT | Severe Thunderstorm Warning | OUN | Hughes, Pontotoc, Seminole | 61 min |
| May 24, 8:44 PM CDT | Severe Thunderstorm Warning | OUN | Atoka | 37 min |
| May 24, 9:00 PM CDT | Severe Thunderstorm Warning | OUN | Bryan | 60 min |
| May 24, 9:17 PM CDT | Tornado Warning | OUN | Bryan | 28 min |
| May 24, 9:32 PM CDT | Special Weather Statement | OUN | Hughes | 28 min |
| May 24, 9:48 PM CDT | Special Weather Statement | OUN | Hughes | 27 min |
| May 24, 10:05 PM CDT | Special Weather Statement | OUN | Bryan | 25 min |
| May 25, 1:49 AM CDT | Wind Advisory | OUN | Alfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 10 more | 17 hr |
| May 25, 2:01 AM CDT | Special Weather Statement | OUN | Harper | 59 min |
| May 25, 3:09 AM CDT | Special Weather Statement | OUN | Ellis, Harper, Woods, Woodward | 51 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.