Alert archive / Texas / Tornado Warnings in 2011
Tornado Warning 80, NWS Fort Worth, TX
NWS Fort Worth, TX issued this tornado warning at May 21, 2011, 4:27 PM CDT for Coryell County, Hamilton County, Texas. It was in force for 63 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 21, 2011, 4:27 PM CDT (21:27 UTC)
- Expired
- May 21, 2011, 5:30 PM CDT
- In force
- 63 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
Counties Coryell County, TX, Hamilton County, TX
The radar
The Ft Hood radar (KGRK), 106 km from the middle of the area, began a volume at 21:28 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 21, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 9.5 hours before the alert went out and 149 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
- 87 J/kg
- Mixed-layer CIN
- -337 J/kg
- Mixed-layer LCL
- 1835 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 203 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
019
WFUS54 KFWD 212127
TORFWD
TXC099-193-212230-
/O.NEW.KFWD.TO.W.0080.110521T2127Z-110521T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
427 PM CDT SAT MAY 21 2011
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN CORYELL COUNTY IN NORTH CENTRAL TEXAS...
SOUTHEASTERN HAMILTON COUNTY IN NORTH CENTRAL TEXAS...
* UNTIL 530 PM CDT
* AT 426 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A TORNADO
20 MILES WEST OF GATESVILLE...MOVING EAST AT 15 MPH. THIS IS A
DANGEROUS STORM! SEEK SHELTER NOW! THIS STORM HAS ALREADY
DAMAGED SOME STRUCTURES.
* THE TORNADO WILL BE NEAR...
GATESVILLE AND SOUTH MOUNTAIN AROUND 530 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO TORNADOES...LARGE HAIL AND DAMAGING WINDS ARE LIKELY
WITH THIS STORM.
&&
LAT...LON 3161 9813 3169 9778 3167 9776 3171 9769
3137 9746 3141 9812
TIME...MOT...LOC 2126Z 264DEG 14KT 3150 9806
$$
DUNN4 follow-up statements
140
WWUS54 KFWD 212136
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
436 PM CDT SAT MAY 21 2011
TXC099-193-212230-
/O.CON.KFWD.TO.W.0080.000000T0000Z-110521T2230Z/
HAMILTON TX-CORYELL TX-
436 PM CDT SAT MAY 21 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR NORTHERN
CORYELL AND SOUTHEASTERN HAMILTON COUNTIES...
AT 435 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
THUNDERSTORM PRODUCING A TORNADO. DOPPLER RADAR INDICATES THAT THIS
DANGEROUS STORM IS ALSO CAPABLE OF PRODUCING DESTRUCTIVE HAIL UP TO
THE SIZE OF SOFTBALLS. THIS TORNADO WAS LOCATED 17 MILES WEST OF
GATESVILLE...MOVING EAST AT 20 MPH. THIS IS AN EXTREMELY DANGEROUS
STORM...IF YOU ARE IN THE PATH OF THIS STORM TAKE COVER IMMEDIATELY!
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FORT
GATES...SOUTH MOUNTAIN AND OGLESBY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO AN INTERIOR BATHROOM...CLOSET...OR HALLWAY ON THE LOWEST
FLOOR OF YOUR BUILDING. COVER YOURSELF WITH BLANKETS...PILLOWS...OR A
MATTRESS FOR PROTECTION.
&&
LAT...LON 3162 9803 3169 9778 3167 9776 3171 9769
3137 9746 3140 9801 3148 9813
TIME...MOT...LOC 2135Z 257DEG 17KT 3151 9800
$$
CAVANAUGH903
WWUS54 KFWD 212148
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
448 PM CDT SAT MAY 21 2011
TXC099-193-212230-
/O.CON.KFWD.TO.W.0080.000000T0000Z-110521T2230Z/
HAMILTON TX-CORYELL TX-
448 PM CDT SAT MAY 21 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR NORTHERN
CORYELL AND EAST CENTRAL HAMILTON COUNTIES...
AT 445 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
DEVELOPING NEAR THE TOWN OF PURMELA. THIS THUNDERSTORM HAS HAD A
HISTORY OF PRODUCING A TORNADO NEAR EVANT...DAMAGE WAS REPORTED NEAR
EVANT. DOPPLER RADAR ALSO INDICATES THAT THIS DANGEROUS STORM IS
CAPABLE OF PRODUCING DESTRUCTIVE HAIL UP THE SIZE OF SOFTBALLS.
THIS STORM WAS MOVING EAST AT 20 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
AMES...GATESVILLE...SOUTH MOUNTAIN...OGLESBY AND FORT GATES. 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.
&&
LAT...LON 3163 9796 3169 9778 3167 9776 3171 9769
3137 9746 3144 9802 3154 9806
TIME...MOT...LOC 2145Z 260DEG 15KT 3152 9796
$$
CAVANAUGH039
WWUS54 KFWD 212204
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
504 PM CDT SAT MAY 21 2011
TXC193-212212-
/O.CAN.KFWD.TO.W.0080.000000T0000Z-110521T2230Z/
HAMILTON TX-
504 PM CDT SAT MAY 21 2011
...THE TORNADO WARNING FOR EAST CENTRAL HAMILTON COUNTY IS
CANCELLED...
THE THUNDERSTORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THE
COUNTY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
SATURDAY EVENING FOR NORTH CENTRAL TEXAS.
LAT...LON 3155 9801 3167 9776 3171 9769 3137 9746
3143 9793
TIME...MOT...LOC 2202Z 269DEG 11KT 3151 9791
$$
TXC099-212230-
/O.CON.KFWD.TO.W.0080.000000T0000Z-110521T2230Z/
CORYELL TX-
504 PM CDT SAT MAY 21 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR NORTHERN
CORYELL COUNTY...
AT 502 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
MONITORING A SEVERE THUNDERSTORM WITH A HISTORY OF PRODUCING ONE OR
MORE TORNADOES 13 MILES WEST OF GATESVILLE. DOPPLER RADAR ALSO
INDICATES THAT THIS STORM IS CAPABLE OF PRODUCING LARGE DAMAGING
HAIL UP TO GOLF BALL SIZE. THIS STORM WAS LOCATED 13 MILES WEST OF
GATESVILLE...MOVING EAST AT 15 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
GATESVILLE...SOUTH MOUNTAIN...OGLESBY AND FORT GATES
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.
&&
LAT...LON 3155 9801 3167 9776 3171 9769 3137 9746
3143 9793
TIME...MOT...LOC 2202Z 269DEG 11KT 3151 9791
$$
CAVANAUGH024
WWUS54 KFWD 212223
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
523 PM CDT SAT MAY 21 2011
TXC099-212233-
/O.EXP.KFWD.TO.W.0080.000000T0000Z-110521T2230Z/
CORYELL TX-
523 PM CDT SAT MAY 21 2011
...THE TORNADO WARNING FOR NORTHERN CORYELL COUNTY EXPIRES AT 530 PM
CDT...
AT 523 PM CDT THE SEVERE THUNDERSTORM THAT PROMPTED THE TORNADO
WARNING WEAKENED AND WAS NO LONGER CAPABLE OF PRODUCING A TORNADO.
THE TORNADO WARNING HAS EXPIRED.
RADAR INDICATED THAT HEAVY RAIN...PENNY SIZED HAIL...AND GUSTY WINDS
WERE STILL POSSIBLE FROM THE THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
SATURDAY EVENING FOR NORTH CENTRAL TEXAS.
LAT...LON 3155 9801 3167 9776 3171 9769 3137 9746
3143 9793
TIME...MOT...LOC 2223Z 269DEG 11KT 3151 9783
$$
CAVANAUGHThe office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 7:02 PM CDT | Areal Flood Advisory | FWD | Kaufman, Van Zandt | 3 hr |
| May 20, 7:03 PM CDT | Severe Thunderstorm Warning | FWD | Van Zandt | 57 min |
| May 20, 7:11 PM CDT | Severe Thunderstorm Warning | FWD | Limestone | 49 min |
| May 20, 7:13 PM CDT | Flash Flood Warning | FWD | Anderson, Freestone, Limestone, Robertson | 3 hr |
| May 20, 7:23 PM CDT | Special Weather Statement | FWD | Milam, Robertson | 22 min |
| May 20, 7:36 PM CDT | Severe Thunderstorm Warning | FWD | Milam, Robertson | 54 min |
| May 20, 7:37 PM CDT | River Flood Warning | FWD | Dallas | 4 hr |
| May 20, 7:58 PM CDT | Severe Thunderstorm Warning | FWD | Limestone | 62 min |
| May 20, 8:12 PM CDT | Severe Thunderstorm Warning | FWD | Leon | 63 min |
| May 20, 8:26 PM CDT | Severe Thunderstorm Warning | FWD | Milam, Robertson | 64 min |
| May 20, 9:21 PM CDT | Flash Flood Warning | FWD | Milam, Robertson | 3 hr |
| May 20, 9:26 PM CDT | Severe Thunderstorm Warning | FWD | Milam, Robertson | 64 min |
| May 20, 9:33 PM CDT | River Flood Warning | FWD | Hunt | 11 hr |
| May 20, 9:33 PM CDT | River Flood Warning | FWD | Hunt, Rockwall | 11 hr |
| May 20, 9:42 PM CDT | Severe Thunderstorm Warning | FWD | Anderson, Leon | 63 min |
| May 20, 11:47 PM CDT | Areal Flood Warning | FWD | Anderson, Leon | 3 hr |
| May 21, 12:13 AM CDT | Areal Flood Warning | FWD | Milam, Robertson | 3 hr |
| May 21, 4:20 AM CDT | Dense Fog Advisory | FWD | Bell, Bosque, Collin, Cooke, Coryell, Dallas and 17 more | 5 hr |
| May 21, 1:54 PM CDT | Special Weather Statement | FWD | Mills | 36 min |
| May 21, 2:41 PM CDT | Special Weather Statement | FWD | Hamilton | 34 min |
| May 21, 2:51 PM CDT | Severe Thunderstorm Warning | FWD | Hamilton | 54 min |
| May 21, 3:13 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 47 min |
| May 21, 3:37 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 38 min |
| May 21, 3:39 PM CDT | Severe Thunderstorm Warning | FWD | Hood, Somervell | 66 min |
| May 21, 3:41 PM CDT | Severe Thunderstorm Warning | FWD | Coryell, Hamilton | 64 min |
| May 21, 3:52 PM CDT | Tornado Warning | FWD | Coryell, Hamilton, Lampasas | 38 min |
| May 21, 4:08 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 67 min |
| May 21, 4:12 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 21 min |
| May 21, 4:44 PM CDT | Severe Thunderstorm Warning | FWD | Coryell | 61 min |
| May 21, 5:10 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 65 min |
| May 21, 5:34 PM CDT | Severe Thunderstorm Warning | FWD | Hamilton | 56 min |
| May 21, 5:37 PM CDT | Severe Thunderstorm Warning | FWD | Coryell | 53 min |
| May 21, 6:26 PM CDT | Severe Thunderstorm Warning | FWD | Coryell | 64 min |
| May 21, 6:59 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 47 min |
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.