Alert archive / Texas / Tornado Warnings in 2011

Tornado Warning 71, NWS Fort Worth, TX

April 26, 2011McLennan County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 26, 2011, 8:57 PM CDT for McLennan County, Texas. It was in force for 48 min. 2 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 26, 2011, 8:57 PM CDT (01:57 UTC)
Expired
Apr 26, 2011, 9:45 PM CDT
In force
48 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon

County McLennan County, TX

The radar

The Ft Hood radar (KGRK), 85 km from the middle of the area, began a volume at 01:58 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

TimeReportWhereRemark
Apr 26, 8:58 PM CDTHAIL 1.75Waco, TX
Apr 26, 9:06 PM CDTHAIL 0.882 W Waco, TXNICKEL SIZE HAIL 2 MILES WEST OF WACO AIRPORT

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.

IssuedProductOfficeLasted
Apr 26, 1:44 PM CDTTornado Watch PDSSPC10 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.0 hours before the alert went out and 151 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1466 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939587897117136Sfc1 km3 km6 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1466 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
1066 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
212 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

377 
WFUS54 KFWD 270157
TORFWD
TXC309-270245-
/O.NEW.KFWD.TO.W.0071.110427T0157Z-110427T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
857 PM CDT TUE APR 26 2011

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  MCLENNAN COUNTY IN NORTH CENTRAL TEXAS...

* UNTIL 945 PM CDT

* AT 857 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  DEVELOPING TORNADO 4 MILES NORTHWEST OF WOODWAY...MOVING EAST AT 40
  MPH.

* THE TORNADO WILL BE NEAR...
  BEVERLY HILLS AND WACO AROUND 905 PM CDT...
  BELLMEAD...LACY-LAKEVIEW...ROBINSON AND NORTHCREST AROUND 910 PM
  CDT...
  LEROY AROUND 920 PM CDT...
  HALLSBURG AND RIESEL AROUND 925 PM CDT...
  MART AROUND 935 PM CDT...

THIS WILL IMPACT I-35 BETWEEN MILE MARKERS 315 AND 349.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT.

&&

LAT...LON 3131 9741 3155 9757 3181 9700 3155 9681
      3152 9681 3125 9734
TIME...MOT...LOC 0157Z 269DEG 33KT 3153 9724

$$


85/NH
3 follow-up statements
523 
WWUS54 KFWD 270210
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
910 PM CDT TUE APR 26 2011

TXC309-270245-
/O.CON.KFWD.TO.W.0071.000000T0000Z-110427T0245Z/
MCLENNAN TX-
910 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR MCLENNAN
COUNTY...

AT 910 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED NEAR BEVERLY HILLS...
MOVING EAST AT 50 MPH.

THE TORNADO WILL BE NEAR...
  HALLSBURG AROUND 915 PM CDT...
  RIESEL AROUND 920 PM CDT...
  MART AROUND 925 PM CDT...

THIS WILL IMPACT I-35 BETWEEN MILE MARKERS 315 AND 349.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT TUESDAY EVENING
FOR EASTERN TEXAS.

&&

LAT...LON 3131 9741 3155 9757 3181 9700 3155 9681
      3152 9681 3125 9734
TIME...MOT...LOC 0210Z 284DEG 42KT 3148 9705

$$
576 
WWUS54 KFWD 270230
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
930 PM CDT TUE APR 26 2011

TXC309-270245-
/O.CON.KFWD.TO.W.0071.000000T0000Z-110427T0245Z/
MCLENNAN TX-
930 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR SOUTHERN
MCLENNAN COUNTY...

AT 929 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS STORM WAS 
LOCATED NEAR BRUCEVILLE-EDDY...MOVING EAST AT 25 MPH.

OTHER SEVERE THUNDERSTORMS WITH A DAMAGING WIND POTENTIAL WERE 
LOCATED JUST WEST OF ROBINSON AND 2 MILES NORTH OF RIESEL. MOVEMENT 
OF THESE STORM WAS EAST SOUTHEAST AT 30 MPH.

THE POSSIBLE TORNADO AND DAMAGING WINDS WILL BE NEAR...
  BELLMEAD AROUND 935 PM CDT...
  ROBINSON AROUND 940 PM CDT...

THIS WILL IMPACT I-35 BETWEEN MILE MARKERS 315 AND 337.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT TUESDAY EVENING
FOR EASTERN TEXAS.

&&

LAT...LON 3125 9734 3132 9742 3143 9749 3168 9691
      3154 9681 3152 9681 3151 9683
TIME...MOT...LOC 0229Z 287DEG 23KT 3133 9725

$$
574 
WWUS54 KFWD 270246
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
946 PM CDT TUE APR 26 2011

TXC309-270256-
/O.EXP.KFWD.TO.W.0071.000000T0000Z-110427T0245Z/
MCLENNAN TX-
946 PM CDT TUE APR 26 2011

...THE TORNADO WARNING FOR SOUTHERN MCLENNAN COUNTY EXPIRED AT 945 PM
CDT...

THE TORNADO WARNING HAS BEEN REPLACED WITH A SEVERE THUNDERSTORM 
WARNING FOR SOUTHERN MCLENNAN COUNTY UNTIL 1030 PM. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT WEDNESDAY MORNING 
FOR EASTERN TEXAS. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1000 
PM CDT TUESDAY EVENING FOR EASTERN TEXAS.

LAT...LON 3125 9734 3132 9742 3143 9749 3168 9691
      3154 9681 3152 9681 3151 9683
TIME...MOT...LOC 0230Z 287DEG 23KT 3133 9724

$$

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 26, 7:08 PM CDTSevere Thunderstorm WarningFWDHill, McLennan, Navarro67 min
Apr 26, 7:11 PM CDTTornado WarningFWDFalls, Limestone49 min
Apr 26, 7:12 PM CDTTornado WarningFWDFreestone, Navarro48 min
Apr 26, 7:43 PM CDTTornado WarningFWDFreestone, Hill, Limestone, Navarro47 min
Apr 26, 7:46 PM CDTTornado WarningFWDHill, Limestone, McLennan44 min
Apr 26, 7:49 PM CDTTornado WarningFWDFreestone, Leon, Limestone41 min
Apr 26, 7:51 PM CDTSevere Thunderstorm WarningFWDLamar54 min
Apr 26, 7:51 PM CDTTornado WarningFWDAnderson, Freestone, Henderson, Navarro39 min
Apr 26, 8:06 PM CDTTornado WarningFWDFreestone, Limestone39 min
Apr 26, 8:12 PM CDTSevere Thunderstorm WarningFWDBosque, Hill, Limestone, McLennan63 min
Apr 26, 8:17 PM CDTTornado WarningFWDMcLennan43 min
Apr 26, 8:27 PM CDTSevere Thunderstorm WarningFWDDallas, Ellis36 min
Apr 26, 8:29 PM CDTTornado WarningFWDFreestone, Limestone46 min
Apr 26, 8:35 PM CDTTornado WarningFWDMcLennan25 min
Apr 26, 8:42 PM CDTTornado WarningFWDAnderson48 min
Apr 26, 9:07 PM CDTTornado WarningFWDFreestone, Leon53 min
Apr 26, 9:10 PM CDTTornado WarningFWDLimestone50 min
Apr 26, 9:20 PM CDTTornado WarningFWDFalls40 min
Apr 26, 9:28 PM CDTSevere Thunderstorm WarningFWDHunt, Kaufman35 min
Apr 26, 9:43 PM CDTSevere Thunderstorm WarningFWDMcLennan21 min
Apr 26, 9:48 PM CDTTornado WarningFWDLeon42 min
Apr 26, 9:51 PM CDTSevere Thunderstorm WarningFWDAnderson54 min
Apr 26, 9:54 PM CDTSevere Thunderstorm WarningFWDHopkins, Rains37 min
Apr 26, 9:56 PM CDTTornado WarningFWDLeon, Limestone, Robertson49 min
Apr 26, 9:59 PM CDTSevere Thunderstorm WarningFWDFalls38 min
Apr 26, 10:03 PM CDTSpecial Weather StatementFWDFreestone27 min
Apr 26, 10:17 PM CDTSevere Thunderstorm WarningFWDDelta, Hopkins27 min
Apr 26, 10:27 PM CDTSevere Thunderstorm WarningFWDLeon48 min
Apr 26, 10:41 PM CDTSevere Thunderstorm WarningFWDLimestone34 min
Apr 26, 10:41 PM CDTTornado WarningFWDLeon, Robertson49 min
Apr 26, 10:49 PM CDTSpecial Weather StatementFWDFalls26 min
Apr 26, 11:11 PM CDTSevere Thunderstorm WarningFWDLeon, Limestone, Robertson41 min
Apr 26, 11:20 PM CDTSevere Thunderstorm WarningFWDLeon55 min
Apr 26, 11:38 PM CDTTornado WarningFWDLeon33 min
Apr 27, 4:20 AM CDTFire Weather WatchFWDBell, Bosque, Comanche, Cooke, Coryell, Denton and 20 more35 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.