Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Fort Worth, TX

January 25, 2021Dallas County, Kaufman County, Rockwall County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jan 25, 2021, 6:06 AM CST for Dallas County, Kaufman County, Rockwall County, Texas. It was in force for 39 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: Jan 25, 2021, 6:06 AM CST (12:06 UTC)
Expired: Jan 25, 2021, 6:45 AM CST
In force: 39 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 50.0 mph

Counties Dallas County, TX, Kaufman County, TX, Rockwall County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 76 km from the middle of the area, began a volume at 12:06 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 nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 0.1 hours before the alert went out and 263 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: 964 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 548 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 424 m²/s²
0-3 km storm-relative helicity: 543 m²/s²
Significant tornado parameter: 2.9
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

As transmitted.

997 
WUUS54 KFWD 251206
SVRFWD
TXC113-257-397-251245-
/O.NEW.KFWD.SV.W.0003.210125T1206Z-210125T1245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
606 AM CST Mon Jan 25 2021

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Rockwall County in north central Texas...
  Northwestern Kaufman County in north central Texas...
  Central Dallas County in north central Texas...

* Until 645 AM CST.

* At 606 AM CST, a severe thunderstorm was located near Dallas,
  moving northeast at 55 mph.

  HAZARD...Half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is possible.

* Locations impacted include...
  Dallas, Garland, Mesquite, Rowlett, Desoto, Cedar Hill,
  Duncanville, Rockwall, Lancaster, Balch Springs, University Park,
  Sachse, Terrell, Seagoville, Forney, Glenn Heights, Highland Park,
  Hutchins, Cockrell Hill and Royse City.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3273 9630 3255 9691 3278 9691 3298 9651
      3298 9630
TIME...MOT...LOC 1206Z 240DEG 48KT 3271 9676 

HAIL...1.25IN
WIND...<50MPH
$$

Dunn

3 follow-up statements

153 
WWUS54 KFWD 251213
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
613 AM CST Mon Jan 25 2021

TXC113-257-397-251245-
/O.CON.KFWD.SV.W.0003.000000T0000Z-210125T1245Z/
Rockwall TX-Kaufman TX-Dallas TX-
613 AM CST Mon Jan 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CST
FOR ROCKWALL...NORTHWESTERN KAUFMAN AND EASTERN DALLAS COUNTIES...

At 613 AM CST, a severe thunderstorm was located over Mesquite,
moving northeast at 55 mph.

HAZARD...Half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is possible.

Locations impacted include...
Dallas, Garland, Mesquite, Rowlett, Rockwall, Balch Springs, Sachse,
Terrell, Seagoville, Forney, Hutchins, Royse City, Heath, Fate,
Sunnyvale, Wilmer, Talty, Mobile City, McLendon-Chisholm and
Lawrence.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3260 9673 3286 9674 3298 9651 3298 9630
      3273 9630
TIME...MOT...LOC 1213Z 240DEG 50KT 3276 9660 

HAIL...1.25IN
WIND...<50MPH
 
$$

Dunn

119 
WWUS54 KFWD 251225
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
625 AM CST Mon Jan 25 2021

TXC113-251234-
/O.CAN.KFWD.SV.W.0003.000000T0000Z-210125T1245Z/
Dallas TX-
625 AM CST Mon Jan 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DALLAS COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area.

LAT...LON 3266 9652 3298 9652 3298 9630 3273 9630
TIME...MOT...LOC 1224Z 239DEG 48KT 3284 9644 

$$

TXC257-397-251245-
/O.CON.KFWD.SV.W.0003.000000T0000Z-210125T1245Z/
Rockwall TX-Kaufman TX-
625 AM CST Mon Jan 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM CST
FOR ROCKWALL AND NORTHWESTERN KAUFMAN COUNTIES...

At 624 AM CST, a severe thunderstorm was located over Heath, or near
Rockwall, moving northeast at 55 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is possible.

Locations impacted include...
Rowlett, Rockwall, Terrell, Forney, Royse City, Heath, Fate, Talty,
Mobile City, McLendon-Chisholm and Lawrence.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3266 9652 3298 9652 3298 9630 3273 9630
TIME...MOT...LOC 1224Z 239DEG 48KT 3284 9644 

HAIL...1.00IN
WIND...<50MPH
 
$$

Dunn

763 
WWUS54 KFWD 251244
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
644 AM CST Mon Jan 25 2021

TXC257-397-251253-
/O.EXP.KFWD.SV.W.0003.000000T0000Z-210125T1245Z/
Rockwall TX-Kaufman TX-
644 AM CST Mon Jan 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR ROCKWALL AND NORTHWESTERN
KAUFMAN COUNTIES WILL EXPIRE AT 645 AM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

LAT...LON 3266 9652 3298 9652 3298 9630 3273 9630
TIME...MOT...LOC 1243Z 240DEG 48KT 3295 9622 

$$

Dunn

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 25, 3:36 AM CST	Severe Thunderstorm Warning	FWD	Cooke	39 min
Jan 25, 3:44 AM CST	Special Weather Statement	FWD	Eastland	31 min
Jan 25, 4:05 AM CST	Special Weather Statement	FWD	Erath	25 min
Jan 25, 4:10 AM CST	Special Weather Statement	FWD	Comanche	35 min
Jan 25, 5:58 AM CST	Special Weather Statement	FWD	Hill	32 min
Jan 25, 6:20 AM CST	Severe Thunderstorm Warning	FWD	Ellis, Hill, Navarro	40 min
Jan 25, 6:23 AM CST	Special Weather Statement	FWD	Lamar	37 min
Jan 25, 6:30 AM CST	Severe Thunderstorm Warning	FWD	Hopkins, Hunt, Kaufman, Rains	60 min
Jan 25, 6:56 AM CST	Severe Thunderstorm Warning	FWD	Ellis, Henderson, Kaufman, Navarro, Van Zandt	53 min
Jan 25, 7:15 AM CST	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Lamar	35 min

Nearby

Severe Thunderstorm Warnings in Texas, 2021 Every 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.