Alert archive / Texas / Tornado Warnings in 2011
Tornado Warning 99, NWS Fort Worth, TX
NWS Fort Worth, TX issued this tornado warning at May 24, 2011, 9:09 PM CDT for Fannin County, Lamar County, Texas. 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
- May 24, 2011, 9:09 PM CDT (02:09 UTC)
- Expired
- May 24, 2011, 10:00 PM CDT
- In force
- 51 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
Counties Fannin County, TX, Lamar County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 203 km from the middle of the area, began a volume at 02:11 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, 8:05 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 2.2 hours before the alert went out and 183 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.
542
WFUS54 KFWD 250209
TORFWD
TXC147-277-250300-
/O.NEW.KFWD.TO.W.0099.110525T0209Z-110525T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
909 PM CDT TUE MAY 24 2011
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN FANNIN COUNTY IN NORTH CENTRAL TEXAS...
NORTHERN LAMAR COUNTY IN NORTHEAST TEXAS...
* UNTIL 1000 PM CDT
* AT 908 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO OVER NORTH CENTRAL FANNIN COUNTY...MOVING
NORTHEAST AT 50 MPH. THIS DANGEROUS STORM IS ALSO CAPABLE OF
PRODUCING GOLFBALL SIZED HAIL. IF YOU ARE IN THE PATH OF THIS
STORM...TAKE COVER IMMEDIATELY!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO AN INTERIOR BATHROOM...CLOSET...OR HALLWAY ON THE LOWEST
FLOOR OF YOUR BUILDING. COVER YOURSELF WITH BLANKETS...PILLOWS...OR A
MATTRESS FOR PROTECTION.
EVACUATE MOBILE HOMES FOR A STORM SHELTER OR PERMANENT BUILDING. IF
NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH AND COVER
YOUR HEAD.
&&
LAT...LON 3393 9555 3389 9554 3387 9539 3389 9531
3374 9531 3362 9586 3361 9600 3384 9613
3385 9601 3388 9600 3387 9595 3389 9593
3385 9585 3387 9581 3385 9577 3390 9575
3389 9569 3394 9559
TIME...MOT...LOC 0208Z 246DEG 43KT 3375 9597
$$
CAVANAUGH3 follow-up statements
364
WWUS54 KFWD 250230
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
930 PM CDT TUE MAY 24 2011
TXC147-250237-
/O.CAN.KFWD.TO.W.0099.000000T0000Z-110525T0300Z/
FANNIN TX-
930 PM CDT TUE MAY 24 2011
...THE TORNADO WARNING FOR NORTHEASTERN FANNIN COUNTY IS CANCELLED...
A WALL CLOUD HAS BEEN OBSERVED NEAR THE FANNIN/LAMAR COUNTY LINE. IT
IS MOVING RAPIDLY INTO LAMAR COUNTY...THUS THE TORNADIC THREAT HAS
ENDED IN FANNIN COUNTY WITH THIS PARTICULAR STORM. HOWEVER...ANOTHER
TORNADIC STORM NOW IN GRAYSON COUNTY MAY IMPACT FANNIN COUNTY LATER
THIS EVENING.
LAT...LON 3393 9555 3389 9554 3387 9539 3389 9531
3374 9531 3362 9585 3385 9585 3384 9583
3387 9581 3385 9577 3390 9575 3389 9569
3394 9559
TIME...MOT...LOC 0227Z 243DEG 38KT 3384 9577
$$
TXC277-250300-
/O.CON.KFWD.TO.W.0099.000000T0000Z-110525T0300Z/
LAMAR TX-
930 PM CDT TUE MAY 24 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR NORTHERN
LAMAR COUNTY...
AT 927 PM CDT...SPOTTERS REPORTED A WALL CLOUD NEAR THE FANNIN/LAMAR
COUNTY LINE. THE WALL CLOUD IS MOVING NORTHEAST AT 45 MPH...AND WILL
IMPACT AREAS NORTH OF PAT MAYSE LAKE. HAIL TO THE SIZE OF BASEBALLS
WILL OCCUR BEFORE THE CIRCULATION ARRIVES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IMMEDIATELY. MOVE
TO AN INTERIOR BATHROOM...CLOSET...OR HALLWAY ON THE LOWEST FLOOR OF
YOUR BUILDING.
&&
LAT...LON 3393 9555 3389 9554 3387 9539 3389 9531
3374 9531 3362 9585 3385 9585 3384 9583
3387 9581 3385 9577 3390 9575 3389 9569
3394 9559
TIME...MOT...LOC 0227Z 243DEG 38KT 3384 9577
$$
25397
WWUS54 KFWD 250247
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
947 PM CDT TUE MAY 24 2011
TXC277-250300-
/O.CON.KFWD.TO.W.0099.000000T0000Z-110525T0300Z/
LAMAR TX-
947 PM CDT TUE MAY 24 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHEASTERN LAMAR COUNTY...
AT 945 PM CDT...SPOTTER REPORTED A ROTATING WALL CLOUD NORTH OF PAT
MAYSE LAKE...MOVING NORTHEAST AT 35 MPH. WINDS IN EXCESS OF 70 MPH
HAS ALSO BEEN REPORTED.
THE STORM WILL MAINLY IMPACT AREAS IN FAR NORTHERN LAMAR COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EVACUATE MOBILE HOMES FOR A STORM SHELTER OR PERMANENT BUILDING.
&&
LAT...LON 3393 9555 3389 9554 3387 9539 3389 9531
3374 9531 3370 9553 3385 9577 3390 9575
3389 9569 3394 9559
TIME...MOT...LOC 0245Z 246DEG 31KT 3388 9562
$$
25297
WWUS54 KFWD 250303
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1003 PM CDT TUE MAY 24 2011
TXC277-250312-
/O.EXP.KFWD.TO.W.0099.000000T0000Z-110525T0300Z/
LAMAR TX-
1003 PM CDT TUE MAY 24 2011
...THE TORNADO WARNING FOR NORTHEASTERN LAMAR COUNTY EXPIRED AT 1000
PM CDT...
BY 10 PM...THE THUNDERSTORM THAT HAD PROMPTED THE TORNADO WARNING
HAD MOVED INTO OKLAHOMA. THE WARNING HAS BEEN ALLOWED TO EXPIRE ON
TIME.
ADDITIONAL THUNDERSTORMS MAY IMPACT LAMAR COUNTY LATER TONIGHT. A
TORNADO WATCH REMAINS IN EFFECT UNTIL 3 AM.
LAT...LON 3393 9555 3389 9554 3387 9539 3389 9531
3374 9531 3370 9553 3385 9577 3390 9575
3389 9569 3394 9559
TIME...MOT...LOC 0247Z 246DEG 31KT 3389 9560
$$
25The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:07 PM CDT | Tornado Warning | FWD | Parker | 38 min |
| May 24, 7:26 PM CDT | Tornado Warning | FWD | Denton, Wise | 49 min |
| May 24, 7:28 PM CDT | Tornado Warning | FWD | Parker, Tarrant | 47 min |
| May 24, 7:33 PM CDT | Tornado Warning | FWD | Cooke, Grayson | 42 min |
| May 24, 7:44 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 46 min |
| May 24, 7:56 PM CDT | Tornado Warning | FWD | Dallas, Tarrant | 49 min |
| May 24, 8:04 PM CDT | Tornado Warning | FWD | Collin, Denton | 41 min |
| May 24, 8:08 PM CDT | Tornado Warning | FWD | Grayson | 52 min |
| May 24, 8:26 PM CDT | Severe Thunderstorm Warning | FWD | Parker, Tarrant | 64 min |
| May 24, 8:29 PM CDT | Tornado Warning | FWD | Fannin, Grayson | 46 min |
| May 24, 8:35 PM CDT | Tornado Warning | FWD | Collin | 17 min |
| May 24, 8:41 PM CDT | Tornado Warning | FWD | Dallas, Kaufman, Rockwall | 64 min |
| May 24, 8:44 PM CDT | Tornado Warning | FWD | Tarrant | 46 min |
| May 24, 8:48 PM CDT | Areal Flood Advisory | FWD | Dallas | 3 hr |
| May 24, 8:49 PM CDT | Severe Thunderstorm Warning | FWD | Cooke, Grayson | 56 min |
| May 24, 9:15 PM CDT | Tornado Warning | FWD | Cooke, Grayson | 45 min |
| May 24, 9:23 PM CDT | Severe Thunderstorm Warning | FWD | Denton | 67 min |
| May 24, 9:30 PM CDT | Tornado Warning | FWD | Hunt, Kaufman, Rains, Rockwall, Van Zandt | 60 min |
| May 24, 9:32 PM CDT | Severe Thunderstorm Warning | FWD | Parker, Tarrant, Wise | 58 min |
| May 24, 9:40 PM CDT | Tornado Warning | FWD | Dallas | 33 min |
| May 24, 9:45 PM CDT | Flash Flood Warning | FWD | Dallas | 3 hr |
| May 24, 9:52 PM CDT | Severe Thunderstorm Warning | FWD | Collin, Fannin, Grayson, Hunt | 53 min |
| May 24, 10:03 PM CDT | Severe Thunderstorm Warning | FWD | Hood, Johnson, Somervell, Tarrant | 57 min |
| May 24, 10:09 PM CDT | Severe Thunderstorm Warning | FWD | Delta, Lamar | 66 min |
| May 24, 10:14 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Rockwall | 61 min |
| May 24, 10:26 PM CDT | Tornado Warning | FWD | Kaufman, Van Zandt | 49 min |
| May 24, 10:29 PM CDT | Severe Thunderstorm Warning | FWD | Bosque, Hamilton | 61 min |
| May 24, 10:42 PM CDT | Severe Thunderstorm Warning | FWD | Collin, Hopkins, Hunt, Rains | 63 min |
| May 24, 10:45 PM CDT | Severe Thunderstorm Warning | FWD | Ellis, Hill | 60 min |
| May 24, 10:52 PM CDT | Severe Thunderstorm Warning | FWD | Kaufman | 53 min |
| May 24, 11:01 PM CDT | River Flood Warning | FWD | Dallas | 6 hr |
| May 24, 11:04 PM CDT | Severe Thunderstorm Warning | FWD | Coryell, Lampasas, Mills | 56 min |
| May 24, 11:14 PM CDT | Severe Thunderstorm Warning | FWD | Van Zandt | 61 min |
| May 24, 11:16 PM CDT | Tornado Warning | FWD | Kaufman | 29 min |
| May 24, 11:28 PM CDT | Severe Thunderstorm Warning | FWD | Bosque, McLennan | 62 min |
| May 24, 11:43 PM CDT | Severe Thunderstorm Warning | FWD | Hopkins | 15 min |
| May 24, 11:46 PM CDT | Severe Thunderstorm Warning | FWD | Henderson | 59 min |
| May 25, 12:11 AM CDT | Severe Thunderstorm Warning | FWD | Van Zandt | 18 min |
| May 25, 12:14 AM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 26 min |
| May 25, 12:48 AM CDT | Special Weather Statement | FWD | Anderson, Freestone, Limestone | 27 min |
| May 25, 1:01 AM CDT | Severe Thunderstorm Warning | FWD | Bell | 59 min |
| May 25, 3:13 AM CDT | Special Weather Statement | FWD | Milam | 32 min |
| May 25, 3:46 AM CDT | Special Weather Statement | FWD | Milam | 29 min |
| May 25, 6:28 AM CDT | River Flood Warning | FWD | Hunt, Rockwall | 25 hr |
Nearby
Tornado Warnings in Texas, 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.