Alert archive / Texas / Tornado Warnings in 2011
Tornado Warning 6, NWS Fort Worth, TX
NWS Fort Worth, TX issued this tornado warning at Apr 11, 2011, 2:01 AM CDT for Dallas County, Kaufman County, Texas. It was in force for 30 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 11, 2011, 2:01 AM CDT (07:01 UTC)
- Expired
- Apr 11, 2011, 2:31 AM CDT
- In force
- 30 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
Counties Dallas County, TX, Kaufman County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 79 km from the middle of the area, began a volume at 07:01 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 11, 2:06 AM CDT | TSTM WND DMG | Seagoville, TX | CARPORTS COLLAPSED...BUSINESS SIGNS DOWN AND 1FT DIAMETER TREE DOWN |
| Apr 11, 2:13 AM CDT | TORNADO | Forney, TX | AN EF1 TORNADO OCCURRED IN THE NORTHERN PORTIONS OF FORNEY NEAR THE INTERSECTION OF FM 740 AND LOVERS LANE. FIVE HOMES SUSTAINED ROOF DAMAGE. THIS TORNADO WAS 60 YARDS WIDE, A HALF MILE LONG, WITH MAXIMUM WINDS OF 100-105 MPH. |
| Apr 11, 2:15 AM CDT | TSTM WND DMG | Crandall, TX | LARGE TREES AND POWERLINES DOWN IN CRANDALL |
| Apr 11, 2:15 AM CDT | TSTM WND DMG | Terrell, TX | ROOF BLOWN OFF HOUSE NEAR 205 JUST NORTH OF TERRELL. NERMEROUS TREES DOWN AS WELL. |
| Apr 11, 2:20 AM CDT | TSTM WND GST 63 | Crandall, TX | MEASURED AT SCHOOL SITE |
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 10, 7:02 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 11, 1:49 AM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 7.0 hours before the alert went out and 82 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
- 637 J/kg
- Mixed-layer CIN
- -268 J/kg
- Mixed-layer LCL
- 1994 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
123
WFUS54 KFWD 110701
TORFWD
TXC113-257-110745-
/O.NEW.KFWD.TO.W.0006.110411T0701Z-110411T0745Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
201 AM CDT MON APR 11 2011
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN DALLAS COUNTY IN NORTH CENTRAL TEXAS...
NORTHERN KAUFMAN COUNTY IN NORTH CENTRAL TEXAS...
* UNTIL 245 AM CDT
* AT 201 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
A DEVELOPING TORNADO NEAR WILMER...MOVING EAST AT 50 MPH. IF YOU
ARE IN THE PATH OF THIS DEVELOPING TORNADO...TAKE COVER IMMEDIATELY!
* THE TORNADO WILL BE NEAR...
SEAGOVILLE AND COMBINE AROUND 210 AM CDT...
CRANDALL AND FORNEY AROUND 215 AM CDT...
LAWRENCE AROUND 220 AM CDT...
OAK RIDGE...POST OAK BEND CITY...KAUFMAN AND TERRELL AROUND 225 AM
CDT...
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-20 BETWEEN MILE MARKERS 471 AND 512...
I-45 BETWEEN MILE MARKERS 267 AND 278...
I-635 NEAR MILE MARKER 1.
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.
IN ADDITION TO TORNADOES...LARGE HAIL AND DAMAGING WINDS ARE LIKELY
WITH THIS STORM.
&&
LAT...LON 3253 9650 3255 9654 3255 9676 3269 9676
3285 9608 3256 9607
TIME...MOT...LOC 0701Z 263DEG 45KT 3262 9664
$$
CAVANAUGH3 follow-up statements
829
WWUS54 KFWD 110712
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
212 AM CDT MON APR 11 2011
TXC113-257-110745-
/O.CON.KFWD.TO.W.0006.000000T0000Z-110411T0745Z/
DALLAS TX-KAUFMAN TX-
212 AM CDT MON APR 11 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CDT FOR NORTHERN
KAUFMAN AND SOUTHEASTERN DALLAS COUNTIES...
AT 212 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED NEAR CRANDALL...MOVING
EAST AT 50 MPH.
THE TORNADO WILL BE NEAR...
POST OAK BEND CITY...KAUFMAN AND LAWRENCE AROUND 220 AM CDT...
OAK RIDGE AND TERRELL AROUND 225 AM CDT...
THIS WILL IMPACT I-20 BETWEEN MILE MARKERS 483 AND 512.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EVACUATE MOBILE HOMES FOR A STORM SHELTER OR PERMANENT BUILDING. IF
NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH AND COVER
YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CDT MONDAY MORNING FOR
NORTHEASTERN TEXAS.
&&
LAT...LON 3253 9650 3255 9654 3255 9658 3267 9661
3275 9651 3285 9608 3256 9607
TIME...MOT...LOC 0712Z 263DEG 45KT 3264 9646
$$985
WWUS54 KFWD 110718
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
218 AM CDT MON APR 11 2011
TXC113-110728-
/O.CAN.KFWD.TO.W.0006.000000T0000Z-110411T0745Z/
DALLAS TX-
218 AM CDT MON APR 11 2011
...THE TORNADO WARNING FOR SOUTHEASTERN DALLAS COUNTY IS CANCELLED...
THIS WILL IMPACT I-20 BETWEEN MILE MARKERS 483 AND 485.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY MORNING FOR
EASTERN TEXAS. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 600 AM
CDT MONDAY MORNING FOR NORTHEASTERN TEXAS.
A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 500 AM CDT
MONDAY MORNING FOR NORTH CENTRAL TEXAS.
LAT...LON 3254 9640 3262 9645 3270 9646 3276 9648
3285 9608 3256 9607
TIME...MOT...LOC 0718Z 263DEG 45KT 3264 9637
$$
TXC257-110745-
/O.CON.KFWD.TO.W.0006.000000T0000Z-110411T0745Z/
KAUFMAN TX-
218 AM CDT MON APR 11 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CDT FOR NORTHERN
KAUFMAN COUNTY...
AT 218 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED 5 MILES WEST OF POST
OAK BEND CITY...MOVING EAST AT 50 MPH.
THE TORNADO WILL BE NEAR...
OAK RIDGE AND TERRELL AROUND 225 AM CDT...
THIS WILL IMPACT I-20 BETWEEN MILE MARKERS 489 AND 512.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EVACUATE MOBILE HOMES FOR A STORM SHELTER OR PERMANENT BUILDING. IF
NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH AND COVER
YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT MONDAY MORNING FOR
EASTERN TEXAS. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 600 AM
CDT MONDAY MORNING FOR NORTHEASTERN TEXAS.
A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 500 AM CDT
MONDAY MORNING FOR NORTH CENTRAL TEXAS.
&&
LAT...LON 3254 9640 3262 9645 3270 9646 3276 9648
3285 9608 3256 9607
TIME...MOT...LOC 0718Z 263DEG 45KT 3264 9637
$$828
WWUS54 KFWD 110731
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
231 AM CDT MON APR 11 2011
TXC257-110741-
/O.CAN.KFWD.TO.W.0006.000000T0000Z-110411T0745Z/
KAUFMAN TX-
231 AM CDT MON APR 11 2011
...THE TORNADO WARNING FOR NORTHERN KAUFMAN COUNTY IS CANCELLED...
THIS WILL IMPACT I-20 BETWEEN MILE MARKERS 489 AND 512.
AT 231 AM CDT THE SEVERE THUNDERSTORM THAT PROMPTED THE TORNADO
WARNING WEAKENED AND WAS NO LONGER CAPABLE OF PRODUCING A TORNADO.
THE TORNADO WARNING WAS CANCELLED.
A SEVERE THUNDERSTORM WARNING CONTINUES...STRAIGHT LINE WINDS OF 80
MPH CAN BE EXPECTED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CDT MONDAY MORNING FOR
NORTHEASTERN TEXAS.
LAT...LON 3254 9640 3262 9645 3270 9646 3276 9648
3285 9608 3256 9607
TIME...MOT...LOC 0731Z 263DEG 45KT 3265 9618
$$The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 7:05 PM CDT | Special Weather Statement | FWD | Palo Pinto | 25 min |
| Apr 10, 7:17 PM CDT | Special Weather Statement | FWD | Montague | 28 min |
| Apr 10, 7:31 PM CDT | Severe Thunderstorm Warning | FWD | Jack, Palo Pinto, Parker | 59 min |
| Apr 10, 7:42 PM CDT | Special Weather Statement | FWD | Cooke, Montague | 33 min |
| Apr 10, 7:48 PM CDT | Severe Thunderstorm Warning | FWD | Eastland | 57 min |
| Apr 10, 8:13 PM CDT | Special Weather Statement | FWD | Cooke | 32 min |
| Apr 10, 8:18 PM CDT | Special Weather Statement | FWD | Wise | 27 min |
| Apr 10, 8:32 PM CDT | Special Weather Statement | FWD | Wise | 28 min |
| Apr 10, 8:49 PM CDT | Special Weather Statement | FWD | Eastland, Palo Pinto | 26 min |
| Apr 10, 9:09 PM CDT | Special Weather Statement | FWD | Palo Pinto | 36 min |
| Apr 10, 9:25 PM CDT | Severe Thunderstorm Warning | FWD | Erath, Hood, Palo Pinto, Parker | 44 min |
| Apr 10, 9:32 PM CDT | Severe Thunderstorm Warning | FWD | Comanche, Eastland | 46 min |
| Apr 10, 9:38 PM CDT | Special Weather Statement | FWD | Jack | 37 min |
| Apr 10, 9:47 PM CDT | Tornado Warning | FWD | Parker | 22 min |
| Apr 10, 9:56 PM CDT | Special Weather Statement | FWD | Montague | 34 min |
| Apr 10, 9:59 PM CDT | Severe Thunderstorm Warning | FWD | Parker, Tarrant | 35 min |
| Apr 10, 10:09 PM CDT | Special Weather Statement | FWD | Erath | 36 min |
| Apr 10, 10:16 PM CDT | Severe Thunderstorm Warning | FWD | Montague | 59 min |
| Apr 10, 10:20 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 34 min |
| Apr 10, 10:45 PM CDT | Special Weather Statement | FWD | Grayson | 30 min |
| Apr 10, 11:04 PM CDT | Special Weather Statement | FWD | Eastland | 26 min |
| Apr 10, 11:17 PM CDT | Special Weather Statement | FWD | Denton, Parker, Wise | 28 min |
| Apr 10, 11:22 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 68 min |
| Apr 10, 11:52 PM CDT | Severe Thunderstorm Warning | FWD | Comanche, Coryell, Hamilton, Lampasas, Mills | 53 min |
| Apr 10, 11:53 PM CDT | Severe Thunderstorm Warning | FWD | Dallas, Denton, Tarrant | 37 min |
| Apr 11, 12:05 AM CDT | Severe Thunderstorm Warning | FWD | Grayson | 39 min |
| Apr 11, 12:23 AM CDT | Severe Thunderstorm Warning | FWD | Collin, Denton | 52 min |
| Apr 11, 12:25 AM CDT | Tornado Warning | FWD | Hamilton | 20 min |
| Apr 11, 12:28 AM CDT | Severe Thunderstorm Warning | FWD | Bosque, Coryell, Hamilton | 62 min |
| Apr 11, 12:41 AM CDT | Severe Thunderstorm Warning | FWD | Parker, Tarrant | 64 min |
| Apr 11, 12:47 AM CDT | Severe Thunderstorm Warning | FWD | Fannin, Grayson | 58 min |
| Apr 11, 12:49 AM CDT | Severe Thunderstorm Warning | FWD | Hood, Johnson, Somervell | 41 min |
| Apr 11, 12:55 AM CDT | Severe Thunderstorm Warning | FWD | Hill | 35 min |
| Apr 11, 1:15 AM CDT | Tornado Warning | FWD | Johnson | 21 min |
| Apr 11, 1:23 AM CDT | Severe Thunderstorm Warning | FWD | Ellis, Hill, Johnson, Navarro | 51 min |
| Apr 11, 1:34 AM CDT | Severe Thunderstorm Warning | FWD | Dallas | 43 min |
| Apr 11, 1:35 AM CDT | Tornado Warning | FWD | Ellis | 25 min |
| Apr 11, 1:53 AM CDT | Severe Thunderstorm Warning | FWD | Henderson, Kaufman | 52 min |
| Apr 11, 2:13 AM CDT | Tornado Warning | FWD | Hunt, Kaufman, Rockwall | 35 min |
| Apr 11, 2:19 AM CDT | Severe Thunderstorm Warning | FWD | Rains, Van Zandt | 56 min |
| Apr 11, 2:38 AM CDT | Severe Thunderstorm Warning | FWD | Delta, Hopkins, Hunt | 52 min |
| Apr 11, 2:59 AM CDT | Special Weather Statement | FWD | Navarro | 31 min |
| Apr 11, 3:27 AM CDT | Special Weather Statement | FWD | Henderson | 33 min |
| Apr 11, 4:07 AM CDT | Special Weather Statement | FWD | Henderson | 23 min |
| Apr 11, 4:14 AM CDT | Special Weather Statement | FWD | Falls | 31 min |
| Apr 11, 5:05 AM CDT | Special Weather Statement | FWD | Milam | 25 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.