Alert archive / Texas / Tornado Warnings in 2011

Tornado Warning 55, NWS Fort Worth, TX

April 26, 2011Henderson County, Van Zandt County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 26, 2011, 6:27 PM CDT for Henderson County, Van Zandt 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: Apr 26, 2011, 6:27 PM CDT (23:27 UTC)
Expired: Apr 26, 2011, 7:30 PM CDT
In force: 63 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

Counties Henderson County, TX, Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 154 km from the middle of the area, began a volume at 23:28 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
Apr 26, 1:44 PM CDT	Tornado Watch PDS	SPC	10 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.5 hours before the alert went out and 160 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 911 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 210 m²/s²
0-3 km storm-relative helicity: 244 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

044 
WFUS54 KFWD 262327
TORFWD
TXC213-467-270030-
/O.NEW.KFWD.TO.W.0055.110426T2327Z-110427T0030Z/

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

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN HENDERSON COUNTY IN NORTHEAST TEXAS...
  SOUTHERN VAN ZANDT COUNTY IN NORTHEAST TEXAS...

* UNTIL 730 PM CDT

* AT 627 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A TORNADO
  NEAR PURTIS CREEK STATE PARK...MOVING EAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  EDOM AND BROWNSBORO AROUND 705 PM CDT...
  CHANDLER AROUND 725 PM CDT...

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 3228 9544 3223 9548 3232 9598 3236 9606
      3249 9607 3250 9558 3248 9558 3236 9544
TIME...MOT...LOC 2327Z 269DEG 23KT 3237 9592

$$


92

4 follow-up statements

512 
WWUS54 KFWD 262342
SVSFWD

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

TXC213-467-270030-
/O.CON.KFWD.TO.W.0055.000000T0000Z-110427T0030Z/
VAN ZANDT TX-HENDERSON TX-
642 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHEASTERN HENDERSON AND SOUTHERN VAN ZANDT COUNTIES...

AT 643 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED 11 MILES EAST OF PURTIS
CREEK STATE PARK...MOVING EAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  EDOM AND BROWNSBORO AROUND 710 PM CDT...
  CHANDLER AROUND 725 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3228 9544 3223 9548 3232 9598 3236 9606
      3249 9607 3250 9558 3248 9558 3236 9544
TIME...MOT...LOC 2343Z 269DEG 23KT 3237 9580

$$

549 
WWUS54 KFWD 270000
SVSFWD

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

TXC213-467-270030-
/O.CON.KFWD.TO.W.0055.000000T0000Z-110427T0030Z/
VAN ZANDT TX-HENDERSON TX-
700 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHEASTERN HENDERSON AND SOUTHEASTERN VAN ZANDT COUNTIES...

AT 701 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED 6 MILES WEST OF EDOM...
MOVING EAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  BROWNSBORO AROUND 705 PM CDT...
  EDOM AROUND 710 PM CDT...
  CHANDLER AROUND 725 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3228 9544 3223 9548 3232 9598 3240 9599
      3249 9591 3250 9558 3248 9558 3236 9544
TIME...MOT...LOC 0001Z 269DEG 23KT 3237 9566

$$

076 
WWUS54 KFWD 270015
SVSFWD

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

TXC213-467-270030-
/O.CON.KFWD.TO.W.0055.000000T0000Z-110427T0030Z/
VAN ZANDT TX-HENDERSON TX-
715 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHEASTERN HENDERSON AND SOUTHEASTERN VAN ZANDT COUNTIES...

AT 716 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED 9 MILES WEST OF
BROWNSBORO...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  EDOM...BROWNSBORO AND CHANDLER AROUND 730 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3228 9544 3223 9548 3231 9591 3241 9586
      3249 9576 3250 9558 3248 9558 3236 9544
TIME...MOT...LOC 0016Z 265DEG 26KT 3233 9575

$$

893 
WWUS54 KFWD 270031
SVSFWD

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

TXC213-467-270040-
/O.EXP.KFWD.TO.W.0055.000000T0000Z-110427T0030Z/
VAN ZANDT TX-HENDERSON TX-
731 PM CDT TUE APR 26 2011

...THE TORNADO WARNING FOR NORTHEASTERN HENDERSON AND SOUTHEASTERN
VAN ZANDT COUNTIES EXPIRES AT 730 PM CDT...

AT 730 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.

A TORNADO WARNING REMAINS IN EFFECT FOR A SEVERE THUNDERSTORM IN THE 
WESTERN PART OF HENDERSON COUNTY.

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

LAT...LON 3228 9544 3223 9548 3231 9591 3241 9586
      3249 9576 3250 9558 3248 9558 3236 9544
TIME...MOT...LOC 0015Z 265DEG 26KT 3233 9576

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 7:11 PM CDT	Tornado Warning	FWD	Freestone, Leon	49 min
Apr 25, 7:17 PM CDT	Severe Thunderstorm Warning	FWD	Henderson	58 min
Apr 25, 7:28 PM CDT	Tornado Warning	FWD	Freestone	19 min
Apr 25, 7:32 PM CDT	Special Weather Statement	FWD	Navarro	28 min
Apr 25, 7:38 PM CDT	Tornado Warning	FWD	Anderson	52 min
Apr 25, 7:51 PM CDT	Tornado Warning	FWD	Freestone, Navarro	39 min
Apr 25, 7:57 PM CDT	Tornado Warning	FWD	Freestone, Leon	33 min
Apr 25, 8:27 PM CDT	Severe Thunderstorm Warning	FWD	Anderson	63 min
Apr 25, 8:30 PM CDT	Tornado Warning	FWD	Freestone, Leon	45 min
Apr 25, 8:42 PM CDT	Areal Flood Advisory	FWD	Anderson, Freestone, Leon	2 hr
Apr 25, 9:21 PM CDT	Special Weather Statement	FWD	Freestone	24 min
Apr 25, 9:29 PM CDT	Special Weather Statement	FWD	Anderson	31 min
Apr 25, 9:40 PM CDT	Special Weather Statement	FWD	Freestone	35 min
Apr 25, 10:13 PM CDT	Special Weather Statement	FWD	Leon	32 min
Apr 25, 10:28 PM CDT	Severe Thunderstorm Warning	FWD	Leon	30 min
Apr 26, 2:37 PM CDT	Special Weather Statement	FWD	Hill	23 min
Apr 26, 2:48 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Hill, Johnson	57 min
Apr 26, 3:26 PM CDT	Special Weather Statement	FWD	Dallas	34 min
Apr 26, 3:28 PM CDT	Tornado Warning	FWD	Ellis, Navarro	47 min
Apr 26, 3:33 PM CDT	Special Weather Statement	FWD	Robertson	27 min
Apr 26, 3:44 PM CDT	Severe Thunderstorm Warning	FWD	Leon, Robertson	61 min
Apr 26, 3:53 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis, Kaufman	52 min
Apr 26, 3:54 PM CDT	Severe Thunderstorm Warning	FWD	Milam	51 min
Apr 26, 4:00 PM CDT	Tornado Warning	FWD	Ellis, Henderson, Kaufman	45 min
Apr 26, 4:13 PM CDT	Tornado Warning	FWD	Henderson, Navarro	47 min
Apr 26, 4:15 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Johnson	60 min
Apr 26, 4:22 PM CDT	Severe Thunderstorm Warning	FWD	Anderson	38 min
Apr 26, 4:28 PM CDT	Severe Thunderstorm Warning	FWD	Falls, Limestone	62 min
Apr 26, 4:32 PM CDT	Tornado Warning	FWD	Leon, Robertson	43 min
Apr 26, 4:40 PM CDT	Severe Thunderstorm Warning	FWD	Milam, Robertson	52 min
Apr 26, 4:41 PM CDT	Tornado Warning	FWD	Henderson, Kaufman, Van Zandt	64 min
Apr 26, 4:43 PM CDT	Severe Thunderstorm Warning	FWD	Leon	32 min
Apr 26, 4:50 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis, Hill, Johnson	55 min
Apr 26, 4:54 PM CDT	Tornado Warning	FWD	Leon	23 min
Apr 26, 4:56 PM CDT	Severe Thunderstorm Warning	FWD	Hill	30 min
Apr 26, 5:03 PM CDT	Severe Thunderstorm Warning	FWD	Anderson	57 min
Apr 26, 5:09 PM CDT	Tornado Warning	FWD	Ellis, Kaufman	51 min
Apr 26, 5:13 PM CDT	Severe Thunderstorm Warning	FWD	Leon	47 min
Apr 26, 5:19 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Hill, Navarro	56 min
Apr 26, 5:22 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Dallas, Rockwall	30 min
Apr 26, 5:25 PM CDT	Tornado Warning	FWD	Ellis, Navarro	50 min
Apr 26, 5:26 PM CDT	Severe Thunderstorm Warning	FWD	Fannin, Lamar	32 min
Apr 26, 5:33 PM CDT	Tornado Warning	FWD	Hill, Navarro	42 min
Apr 26, 5:42 PM CDT	Tornado Warning	FWD	Van Zandt	48 min
Apr 26, 5:43 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Hill, Johnson	62 min
Apr 26, 5:46 PM CDT	Severe Thunderstorm Warning	FWD	Lamar	59 min
Apr 26, 5:50 PM CDT	Tornado Warning	FWD	Henderson, Kaufman, Van Zandt	40 min
Apr 26, 5:54 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Hill, Limestone, McLennan	66 min
Apr 26, 5:55 PM CDT	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Hunt	65 min
Apr 26, 6:05 PM CDT	Tornado Warning	FWD	Henderson, Navarro	40 min
Apr 26, 6:11 PM CDT	Tornado Warning	FWD	Navarro	49 min
Apr 26, 6:26 PM CDT	Tornado Warning	FWD	Ellis, Navarro	49 min
Apr 26, 6:31 PM CDT	Tornado Warning	FWD	Falls, Limestone, McLennan	44 min
Apr 26, 6:43 PM CDT	Severe Thunderstorm Warning	FWD	Delta, Fannin, Lamar	62 min
Apr 26, 6:43 PM CDT	Tornado Warning	FWD	Henderson	47 min
Apr 26, 6:54 PM CDT	Tornado Warning	FWD	Delta, Hopkins, Lamar	21 min
Apr 26, 6:54 PM CDT	Tornado Warning	FWD	Henderson, Navarro	51 min
Apr 26, 6:55 PM CDT	Severe Thunderstorm Warning	FWD	Ellis	46 min

Nearby

Tornado Warnings in Texas, 2011 Every tornado warning in 2011 Tornadoes 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.