Alert archive / Texas / Tornado Warnings in 2015

Tornado Warning 2, NWS Fort Worth, TX

April 24, 2015Comanche County, Eastland County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 24, 2015, 4:50 PM CDT for Comanche County, Eastland County, Texas. It was in force for 25 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 24, 2015, 4:50 PM CDT (21:50 UTC)
Expired: Apr 24, 2015, 5:15 PM CDT
In force: 25 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.0 in

Counties Comanche County, TX, Eastland County, TX

The radar

The Dyess AFB radar (KDYX), 68 km from the middle of the area, began a volume at 21:51 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 24, 5:10 PM CDT	TSTM WND GST 75	De Leon, TX	70-80 MPH WINDS BLEW DOWN TREES
Apr 24, 5:17 PM CDT	TSTM WND GST 70	De Leon, LA	TREES REPORTED DOWN NEAR DE LEON

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 24, 2:10 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.8 hours before the alert went out and 159 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: 1508 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 506 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 145 m²/s²
0-3 km storm-relative helicity: 309 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 4.6

Open this sounding in Storm Lab

The text

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

079 
WFUS54 KFWD 242150
TORFWD
TXC093-133-242215-
/O.NEW.KFWD.TO.W.0002.150424T2150Z-150424T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
450 PM CDT FRI APR 24 2015

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN COMANCHE COUNTY IN CENTRAL TEXAS...
  SOUTHEASTERN EASTLAND COUNTY IN NORTH CENTRAL TEXAS...

* UNTIL 515 PM CDT
    
* AT 450 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 9 MILES EAST OF RISING STAR...OR 19 MILES SOUTH
  OF EASTLAND...MOVING EAST AT 50 MPH.

  HAZARD...TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  GORMAN AROUND 500 PM CDT.
  DE LEON AROUND 510 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3218 9891 3226 9855 3197 9835 3193 9882
      3209 9893
TIME...MOT...LOC 2150Z 266DEG 43KT 3212 9881 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

CAVANAUGH

1 follow-up statement

914 
WWUS54 KFWD 242211
SVSFWD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
511 PM CDT FRI APR 24 2015

TXC093-133-242221-
/O.EXP.KFWD.TO.W.0002.000000T0000Z-150424T2215Z/
COMANCHE TX-EASTLAND TX-
511 PM CDT FRI APR 24 2015

...THE TORNADO WARNING FOR NORTHWESTERN COMANCHE AND SOUTHEASTERN
EASTLAND COUNTIES WILL EXPIRE AT 515 PM CDT...
    
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR NORTH CENTRAL
TEXAS.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORT WORTH.

REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
NORTHERN COMANCHE COUNTY.

LAT...LON 3218 9891 3226 9855 3197 9835 3193 9882
      3209 9893
TIME...MOT...LOC 2209Z 266DEG 43KT 3212 9881 

$$

CAVANAUGH

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 8:36 PM CDT	River Flood Warning	FWD	Leon, Robertson	9 days
Apr 24, 5:13 AM CDT	Areal Flood Advisory	FWD	Denton, Wise	2 hr
Apr 24, 6:19 AM CDT	Areal Flood Advisory	FWD	Collin	56 min
Apr 24, 9:12 AM CDT	River Flood Warning	FWD	Collin	49 hr
Apr 24, 11:28 AM CDT	Flash Flood Warning	FWD	Denton, Wise	3 hr
Apr 24, 12:02 PM CDT	Flash Flood Warning	FWD	Collin	3 hr
Apr 24, 12:06 PM CDT	Flash Flood Watch	FWD	Collin, Cooke, Dallas, Delta, Denton, Fannin and 12 more	9 hr
Apr 24, 2:37 PM CDT	Areal Flood Advisory	FWD	Cooke, Grayson	3 hr
Apr 24, 3:08 PM CDT	River Flood Warning	FWD	Denton	45 hr
Apr 24, 3:23 PM CDT	Areal Flood Advisory	FWD	Fannin, Lamar	112 min
Apr 24, 4:27 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Eastland	63 min
Apr 24, 4:33 PM CDT	Flash Flood Warning	FWD	Fannin, Grayson	117 min
Apr 24, 4:41 PM CDT	Special Weather Statement	FWD	Parker	34 min
Apr 24, 4:48 PM CDT	River Flood Warning	FWD	Hunt	45 hr
Apr 24, 4:55 PM CDT	Areal Flood Advisory	FWD	Montague	65 min
Apr 24, 5:03 PM CDT	Severe Thunderstorm Warning	FWD	Erath	57 min
Apr 24, 5:07 PM CDT	Special Weather Statement	FWD	Tarrant	38 min
Apr 24, 5:22 PM CDT	Areal Flood Advisory	FWD	Denton, Tarrant	53 min
Apr 24, 5:33 PM CDT	Special Weather Statement	FWD	Cooke	27 min
Apr 24, 5:37 PM CDT	Severe Thunderstorm Warning	FWD	Erath, Hood, Somervell	53 min
Apr 24, 5:39 PM CDT	Areal Flood Advisory	FWD	Cooke	66 min
Apr 24, 5:44 PM CDT	Special Weather Statement	FWD	Denton	31 min
Apr 24, 5:48 PM CDT	Special Weather Statement	FWD	Parker	27 min
Apr 24, 6:03 PM CDT	Severe Thunderstorm Warning	FWD	Johnson, Parker, Tarrant	57 min
Apr 24, 6:07 PM CDT	Special Weather Statement	FWD	Denton	23 min
Apr 24, 6:09 PM CDT	Flash Flood Warning	FWD	Denton	2 hr
Apr 24, 6:23 PM CDT	Areal Flood Advisory	FWD	Parker, Tarrant	2 hr
Apr 24, 6:28 PM CDT	Tornado Warning	FWD	Tarrant	19 min
Apr 24, 6:32 PM CDT	Flash Flood Warning	FWD	Grayson	3 hr
Apr 24, 6:38 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis	67 min
Apr 24, 6:43 PM CDT	Tornado Warning	FWD	Ellis, Johnson	32 min
Apr 24, 6:56 PM CDT	Areal Flood Advisory	FWD	Dallas	2 hr

Nearby

Tornado Warnings in Texas, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.