Alert archive / Texas / Tornado Warnings in 2011

Tornado Warning 52, NWS Fort Worth, TX

April 26, 2011Henderson County, Navarro County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 26, 2011, 6:05 PM CDT for Henderson County, Navarro County, Texas. It was in force for 40 min. 1 report 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, 6:05 PM CDT (23:05 UTC)
Expired: Apr 26, 2011, 6:45 PM CDT
In force: 40 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

Counties Henderson County, TX, Navarro County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 120 km from the middle of the area, began a volume at 23:05 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 26, 6:20 PM CDT	HAIL 1	Tool, TX	QUARTER SIZE HAIL REPORTED IN TOOL BY PUBLIC.

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 26, 1:44 PM CDT	Tornado Watch PDS	SPC	10 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.1 hours before the alert went out and 131 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.

655 
WFUS54 KFWD 262305
TORFWD
TXC213-349-262345-
/O.NEW.KFWD.TO.W.0052.110426T2305Z-110426T2345Z/

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

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN NAVARRO COUNTY IN NORTH CENTRAL TEXAS...
  WESTERN HENDERSON COUNTY IN NORTHEAST TEXAS...

* UNTIL 645 PM CDT

* AT 605 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  DEVELOPING TORNADO 10 MILES SOUTHWEST OF SEVEN POINTS...MOVING EAST
  AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  KERENS AROUND 610 PM CDT...
  SEVEN POINTS AROUND 615 PM CDT...
  TOOL AROUND 620 PM CDT...
  ENCHANTED OAKS...GUN BARREL CITY AND TRINIDAD AROUND 625 PM CDT...
  PAYNE SPRINGS...CANEY CITY AND STAR HARBOR AROUND 630 PM CDT...
  LOG CABIN AROUND 635 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 3211 9597 3213 9631 3220 9640 3235 9637
      3236 9595 3227 9573
TIME...MOT...LOC 2305Z 268DEG 30KT 3225 9631

$$


85/NH

2 follow-up statements

013 
WWUS54 KFWD 262317
SVSFWD

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

TXC213-349-262345-
/O.CON.KFWD.TO.W.0052.000000T0000Z-110426T2345Z/
HENDERSON TX-NAVARRO TX-
617 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR
NORTHEASTERN NAVARRO AND WESTERN HENDERSON COUNTIES...

AT 617 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED 4 MILES SOUTHWEST OF
SEVEN POINTS...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  TOOL AROUND 625 PM CDT...
  ENCHANTED OAKS AND GUN BARREL CITY AROUND 630 PM CDT...
  PAYNE SPRINGS AND STAR HARBOR AROUND 635 PM CDT...
  EUSTACE...LOG CABIN...CANEY CITY AND MALAKOFF AROUND 640 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3211 9597 3211 9598 3218 9617 3218 9630
      3223 9632 3235 9630 3236 9595 3227 9573
TIME...MOT...LOC 2317Z 265DEG 26KT 3228 9623

$$

466 
WWUS54 KFWD 262330
SVSFWD

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

TXC349-262340-
/O.CAN.KFWD.TO.W.0052.000000T0000Z-110426T2345Z/
NAVARRO TX-
630 PM CDT TUE APR 26 2011

...THE TORNADO WARNING FOR NORTHEASTERN NAVARRO COUNTY IS
CANCELLED...

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

A TORNADO WARNING REMAINS IN EFFECT FOR NAVARRO COUNTY FOR A STORM 
NEAR CORSICANA.

LAT...LON 3211 9597 3218 9617 3222 9615 3221 9618
      3223 9619 3222 9620 3226 9627 3235 9620
      3236 9595 3227 9573
TIME...MOT...LOC 2330Z 270DEG 26KT 3228 9612

$$

TXC213-262345-
/O.CON.KFWD.TO.W.0052.000000T0000Z-110426T2345Z/
HENDERSON TX-
630 PM CDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR WESTERN
HENDERSON COUNTY...

AT 630 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED NEAR ENCHANTED OAKS...
MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  PAYNE SPRINGS AND STAR HARBOR AROUND 635 PM CDT...
  EUSTACE...LOG CABIN...CANEY CITY AND MALAKOFF AROUND 640 PM CDT...
  ATHENS AROUND 645 PM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3211 9597 3218 9617 3222 9615 3221 9618
      3223 9619 3222 9620 3226 9627 3235 9620
      3236 9595 3227 9573
TIME...MOT...LOC 2330Z 270DEG 26KT 3228 9612

$$

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, 6:11 PM CDT	Tornado Warning	FWD	Navarro	49 min
Apr 26, 6:26 PM CDT	Tornado Warning	FWD	Ellis, Navarro	49 min
Apr 26, 6:27 PM CDT	Tornado Warning	FWD	Henderson, Van Zandt	63 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.