Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 97, NWS Fort Worth, TX

April 28, 2021Comanche County, Eastland County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 28, 2021, 4:33 PM CDT for Comanche County, Eastland County, Texas. It was in force for 34 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 28, 2021, 4:33 PM CDT (21:33 UTC)
Expired
Apr 28, 2021, 5:07 PM CDT
In force
34 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Comanche County, TX, Eastland County, TX

The radar

The Dyess AFB radar (KDYX), 55 km from the middle of the area, began a volume at 21:33 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.

IssuedProductOfficeLasted
Apr 28, 1:57 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.6 hours before the alert went out and 154 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 12:00Z on 2021-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 678 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 2021-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 290 square meters per square second.1939587897Sfc1 km3 km6 km9 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
678 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
290 m²/s²
0-3 km storm-relative helicity
394 m²/s²
Significant tornado parameter
1.7
Supercell composite
12.5

Open this sounding in Storm Lab

The text

As transmitted.

652 
WUUS54 KFWD 282133
SVRFWD
TXC093-133-282230-
/O.NEW.KFWD.SV.W.0097.210428T2133Z-210428T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
433 PM CDT Wed Apr 28 2021

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Eastland County in north central Texas...
  Northwestern Comanche County in central Texas...

* Until 530 PM CDT.

* At 432 PM CDT, a severe thunderstorm was located near Rising Star, 
  moving east at 30 mph.  Another severe storm is located just west 
  of Cisco, moving east at 30 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Eastland, Cisco, Ranger, De Leon, Gorman, Rising Star and Carbon. 

 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CDT for central and
north central Texas.

For your protection get inside a sturdy structure and stay away from
windows.

&&

LAT...LON 3251 9911 3251 9847 3230 9847 3226 9855
      3207 9842 3195 9884 3208 9893 3208 9912
TIME...MOT...LOC 2132Z 257DEG 27KT 3210 9902 

HAIL...1.25IN
WIND...60MPH
$$

Dunn
3 follow-up statements
601 
WWUS54 KFWD 282145
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
445 PM CDT Wed Apr 28 2021

TXC093-133-282230-
/O.CON.KFWD.SV.W.0097.000000T0000Z-210428T2230Z/
Eastland TX-Comanche TX-
445 PM CDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR EASTLAND AND NORTHWESTERN COMANCHE COUNTIES...

At 444 PM CDT, a severe thunderstorm was located near Cisco, moving 
east at 35 mph.  Another severe storm was located near Rising Star, 
moving east at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Eastland, Cisco, Ranger, De Leon, Gorman, Rising Star and Carbon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection stay inside a sturdy structure and keep away from
windows.

&&

A Tornado Watch remains in effect until 900 PM CDT for central and
north central Texas.

LAT...LON 3251 9910 3251 9847 3230 9847 3226 9855
      3207 9842 3195 9883 3208 9892 3208 9911
TIME...MOT...LOC 2144Z 248DEG 30KT 3235 9895 

HAIL...1.00IN
WIND...60MPH
 
$$

Dunn
600 
WWUS54 KFWD 282202
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
502 PM CDT Wed Apr 28 2021

TXC093-133-282230-
/O.CON.KFWD.SV.W.0097.000000T0000Z-210428T2230Z/
Eastland TX-Comanche TX-
502 PM CDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR EASTLAND AND NORTHWESTERN COMANCHE COUNTIES...

At 501 PM CDT, a severe thunderstorm was located near Eastland,
moving east at 30 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Eastland, Cisco, Ranger, De Leon, Gorman, Rising Star and Carbon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection stay inside a sturdy structure and keep away from
windows.

&&

A Tornado Watch remains in effect until 900 PM CDT for central and
north central Texas.

LAT...LON 3251 9895 3251 9847 3230 9847 3226 9855
      3207 9842 3195 9883 3208 9892 3208 9900
      3228 9897
TIME...MOT...LOC 2201Z 261DEG 26KT 3232 9880 

HAIL...0.75IN
WIND...60MPH
 
$$

Dunn
717 
WWUS54 KFWD 282207
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
507 PM CDT Wed Apr 28 2021

TXC093-133-282217-
/O.CAN.KFWD.SV.W.0097.000000T0000Z-210428T2230Z/
Eastland TX-Comanche TX-
507 PM CDT Wed Apr 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTLAND AND NORTHWESTERN
COMANCHE COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits. Therefore the warning has been cancelled. However gusty winds
and heavy rain are still possible with this thunderstorm.

A Tornado Watch remains in effect until 900 PM CDT for central and
north central Texas.

LAT...LON 3251 9895 3251 9847 3230 9847 3226 9855
      3207 9842 3195 9883 3208 9892 3208 9900
      3228 9897
TIME...MOT...LOC 2203Z 257DEG 27KT 3233 9875 

$$

Dunn

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 10:12 PM CDTSpecial Weather StatementFWDYoung33 min
Apr 27, 10:47 PM CDTSpecial Weather StatementFWDYoung28 min
Apr 27, 11:14 PM CDTSpecial Weather StatementFWDJack31 min
Apr 27, 11:57 PM CDTSpecial Weather StatementFWDMontague33 min
Apr 28, 3:46 AM CDTSevere Thunderstorm WarningFWDStephens, Young59 min
Apr 28, 4:27 AM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young63 min
Apr 28, 4:50 AM CDTSpecial Weather StatementFWDJack, Young25 min
Apr 28, 5:36 AM CDTSpecial Weather StatementFWDPalo Pinto24 min
Apr 28, 6:01 AM CDTSpecial Weather StatementFWDJack29 min
Apr 28, 6:44 AM CDTSpecial Weather StatementFWDStephens31 min
Apr 28, 7:10 AM CDTSevere Thunderstorm WarningFWDPalo Pinto, Stephens65 min
Apr 28, 7:27 AM CDTTornado WarningFWDPalo Pinto, Stephens19 min
Apr 28, 7:59 AM CDTRiver Flood WarningFWDDallas48 hr
Apr 28, 8:05 AM CDTSpecial Weather StatementFWDPalo Pinto, Parker55 min
Apr 28, 9:24 AM CDTRiver Flood WarningFWDHunt70 hr
Apr 28, 9:24 AM CDTRiver Flood WarningFWDHunt, Kaufman, Rockwall52 hr
Apr 28, 12:47 PM CDTAreal Flood AdvisoryFWDGrayson118 min
Apr 28, 1:54 PM CDTSpecial Weather StatementFWDMontague36 min
Apr 28, 2:37 PM CDTFlash Flood WatchFWDCollin, Cooke, Dallas, Delta, Denton, Fannin and 13 more16 hr
Apr 28, 6:49 PM CDTSpecial Weather StatementFWDParker26 min

Nearby

Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021

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.