Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 21, NWS Fort Worth, TX

April 10, 2008Erath County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 10, 2008, 2:28 AM CDT for Erath County, Texas. It was in force for 25 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 10, 2008, 2:28 AM CDT (07:28 UTC)
Expired: Apr 10, 2008, 2:53 AM CDT
In force: 25 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

County Erath County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 86 km from the middle of the area, began a volume at 07:28 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 9, 10:40 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 7.5 hours before the alert went out and 103 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: 2061 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 537 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 237 m²/s²
0-3 km storm-relative helicity: 337 m²/s²
Significant tornado parameter: 4.9
Supercell composite: 22.7

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KFWD 100728
TORFWD
TXC143-100815-
/O.NEW.KFWD.TO.W.0021.080410T0728Z-080410T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
228 AM CDT THU APR 10 2008

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

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

* UNTIL 315 AM CDT

* AT 228 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  DEVELOPING TORNADO 5 MILES SOUTHEAST OF DUBLIN..MOVING NORTHEAST AT
  68 MPH.

* THE TORNADO WILL BE NEAR...
  STEPHENVILLE BY 235 AM CDT...

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 THURSDAY MORNING
FOR NORTHEASTERN TEXAS.

LAT...LON 3244 9805 3214 9789 3197 9823 3211 9838
TIME...MOT...LOC 0728Z 233DEG 59KT 3207 9823

$$

92

2 follow-up statements

000 
WWUS54 KFWD 100740
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
241 AM CDT THU APR 10 2008

TXC143-100815-
/O.CON.KFWD.TO.W.0021.000000T0000Z-080410T0815Z/
ERATH TX-
241 AM CDT THU APR 10 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 AM CDT FOR EASTERN
ERATH COUNTY...

AT 241 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO.  THIS TORNADO WAS LOCATED 9 MILES SOUTHEAST OF
STEPHENVILLE...MOVING NORTHEAST AT 68 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CDT.

LAT...LON 3244 9805 3223 9794 3221 9794 3214 9789
      3197 9823 3220 9829
TIME...MOT...LOC 0741Z 233DEG 59KT 3219 9803

$$

SCHULTZ

000 
WWUS54 KFWD 100753
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
253 AM CDT THU APR 10 2008

TXC143-100803-
/O.CAN.KFWD.TO.W.0021.000000T0000Z-080410T0815Z/
ERATH TX-
253 AM CDT THU APR 10 2008

...THE TORNADO WARNING FOR EASTERN ERATH COUNTY IS CANCELLED...

AT 253 AM CDT THE SEVERE THUNDERSTORM THAT PROMPTED THE TORNADO
WARNING HAS EXITED THE AREA...THUS THE WARNING WAS CANCELLED.

RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CDT.


LAT...LON 3244 9805 3223 9794 3221 9794 3214 9789
      3197 9823 3220 9829
TIME...MOT...LOC 0753Z 233DEG 59KT 3230 9784

$$

SCHULTZ

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 9, 7:13 PM CDT	Tornado Warning	FWD	Jack, Wise	47 min
Apr 9, 7:14 PM CDT	Special Weather Statement	FWD	Fannin	31 min
Apr 9, 7:33 PM CDT	Special Weather Statement	FWD	Cooke, Denton	27 min
Apr 9, 7:48 PM CDT	Tornado Warning	FWD	Denton, Wise	42 min
Apr 9, 8:22 PM CDT	Tornado Warning	FWD	Cooke, Denton	38 min
Apr 9, 8:57 PM CDT	Tornado Warning	FWD	Cooke, Grayson	53 min
Apr 9, 9:35 PM CDT	Flash Flood Warning	FWD	Cooke, Grayson	115 min
Apr 10, 1:00 AM CDT	Severe Thunderstorm Warning	FWD	Stephens	60 min
Apr 10, 1:19 AM CDT	Severe Thunderstorm Warning	FWD	Young	56 min
Apr 10, 1:29 AM CDT	Wind Advisory	FWD	Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more	18 hr
Apr 10, 1:39 AM CDT	Severe Thunderstorm Warning	FWD	Eastland	53 min
Apr 10, 2:00 AM CDT	Severe Thunderstorm Warning	FWD	Comanche	46 min
Apr 10, 2:10 AM CDT	River Flood Warning	FWD	Denton	32 hr
Apr 10, 2:10 AM CDT	River Flood Warning	FWD	Dallas	43 hr
Apr 10, 2:11 AM CDT	Special Weather Statement	FWD	Jack	34 min
Apr 10, 2:14 AM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto	46 min
Apr 10, 2:21 AM CDT	Severe Thunderstorm Warning	FWD	Erath	39 min
Apr 10, 2:25 AM CDT	Special Weather Statement	FWD	Cooke	35 min
Apr 10, 2:35 AM CDT	Flash Flood Warning	FWD	Cooke	4 hr
Apr 10, 2:36 AM CDT	Severe Thunderstorm Warning	FWD	Parker	39 min
Apr 10, 2:41 AM CDT	Severe Thunderstorm Warning	FWD	Hood, Somervell	39 min
Apr 10, 2:47 AM CDT	Severe Thunderstorm Warning	FWD	Bosque, Hamilton	43 min
Apr 10, 3:00 AM CDT	Tornado Warning	FWD	Somervell	15 min
Apr 10, 3:03 AM CDT	Severe Thunderstorm Warning	FWD	Johnson, Parker, Tarrant	57 min
Apr 10, 3:06 AM CDT	Severe Thunderstorm Warning	FWD	Lampasas	39 min
Apr 10, 3:10 AM CDT	Tornado Warning	FWD	Johnson	35 min
Apr 10, 3:16 AM CDT	Severe Thunderstorm Warning	FWD	Denton, Wise	44 min
Apr 10, 3:18 AM CDT	Severe Thunderstorm Warning	FWD	Hill	57 min
Apr 10, 3:26 AM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis	64 min
Apr 10, 3:32 AM CDT	Tornado Warning	FWD	Ellis, Johnson, Tarrant	28 min
Apr 10, 3:39 AM CDT	Tornado Warning	FWD	Collin, Dallas	36 min
Apr 10, 3:42 AM CDT	Severe Thunderstorm Warning	FWD	Collin	63 min
Apr 10, 3:51 AM CDT	Special Weather Statement	FWD	Bell	24 min
Apr 10, 3:56 AM CDT	Tornado Warning	FWD	Bell, Falls, Milam	49 min
Apr 10, 3:59 AM CDT	Severe Thunderstorm Warning	FWD	Grayson	31 min
Apr 10, 4:04 AM CDT	Severe Thunderstorm Warning	FWD	Bell, Falls, Hill, Limestone, McLennan	56 min
Apr 10, 4:08 AM CDT	Severe Thunderstorm Warning	FWD	Kaufman, Rockwall	67 min
Apr 10, 4:15 AM CDT	Severe Thunderstorm Warning	FWD	Fannin, Hunt	60 min
Apr 10, 4:16 AM CDT	Tornado Warning	FWD	Bell, Falls	44 min
Apr 10, 4:23 AM CDT	Severe Thunderstorm Warning	FWD	Ellis, Henderson, Navarro	67 min
Apr 10, 4:48 AM CDT	Severe Thunderstorm Warning	FWD	Anderson, Freestone	72 min
Apr 10, 4:51 AM CDT	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Lamar	54 min
Apr 10, 4:58 AM CDT	Severe Thunderstorm Warning	FWD	Limestone	47 min
Apr 10, 5:00 AM CDT	River Flood Warning	FWD	Wise	52 hr
Apr 10, 5:12 AM CDT	Severe Thunderstorm Warning	FWD	Rains, Van Zandt	63 min
Apr 10, 5:22 AM CDT	Tornado Warning	FWD	Anderson, Freestone	38 min
Apr 10, 5:23 AM CDT	Severe Thunderstorm Warning	FWD	Henderson	52 min
Apr 10, 5:46 AM CDT	Severe Thunderstorm Warning	FWD	Hopkins	29 min
Apr 10, 5:59 AM CDT	River Flood Warning	FWD	Dallas	91 min
Apr 10, 6:19 AM CDT	Special Weather Statement	FWD	Milam, Robertson	26 min
Apr 10, 6:24 AM CDT	Special Weather Statement	FWD	Henderson	36 min
Apr 10, 6:34 AM CDT	Severe Thunderstorm Warning	FWD	Falls, Limestone, Robertson	30 min
Apr 10, 9:53 AM CDT	River Flood Warning	FWD	Hunt	34 hr

Nearby

Tornado Warnings in Texas, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.