Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 7, NWS Fort Worth, TX

January 25, 2021Delta County, Hopkins County, Lamar County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jan 25, 2021, 7:15 AM CST for Delta County, Hopkins County, Lamar County, Texas. It was in force for 35 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, 7:15 AM CST (13:15 UTC)
Expired
Jan 25, 2021, 7:50 AM CST
In force
35 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Delta County, TX, Hopkins County, TX, Lamar County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 181 km from the middle of the area, began a volume at 13:18 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, 1.3 hours before the alert went out and 187 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, Shreveport, LA at 12:00Z on 2021-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 964 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, Shreveport, LA at 12:00Z on 2021-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 424 square meters per square second.1939587897117Sfc1 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
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.

320 
WUUS54 KFWD 251315
SVRFWD
TXC119-223-277-251415-
/O.NEW.KFWD.SV.W.0007.210125T1315Z-210125T1415Z/

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

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Hopkins County in north central Texas...
  Southeastern Lamar County in north central Texas...
  Northeastern Delta County in north central Texas...

* Until 815 AM CST.

* At 714 AM CST, severe thunderstorms were located along a line 
  extending from near Blossom to Sulphur Springs, moving northeast 
  at 60 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...
  Paris, Sulphur Springs, Blossom, Como, Deport, Tira and Sun Valley.

This includes Interstate 30 between mile markers 121 and 142.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3296 9566 3298 9567 3298 9571 3344 9556
      3378 9542 3383 9531 3296 9531
TIME...MOT...LOC 1314Z 240DEG 50KT 3376 9531 3309 9568 

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

Dunn
2 follow-up statements
486 
WWUS54 KFWD 251331
SVSFWD

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

TXC119-277-251341-
/O.CAN.KFWD.SV.W.0007.000000T0000Z-210125T1415Z/
Lamar TX-Delta TX-
731 AM CST Mon Jan 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAMAR AND
NORTHEASTERN DELTA COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. 

LAT...LON 3296 9531 3296 9566 3298 9567 3298 9571
      3310 9567 3337 9541 3336 9533 3337 9531
TIME...MOT...LOC 1331Z 245DEG 34KT 3313 9548 

$$

TXC223-251415-
/O.CON.KFWD.SV.W.0007.000000T0000Z-210125T1415Z/
Hopkins TX-
731 AM CST Mon Jan 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 AM CST
FOR EASTERN HOPKINS COUNTY...

At 731 AM CST, a severe thunderstorm was located near Como, or 
10 miles east of Sulphur Springs, moving northeast at 40 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is possible.

Locations impacted include...
Sulphur Springs and Como. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3296 9531 3296 9566 3298 9567 3298 9571
      3310 9567 3337 9541 3336 9533 3337 9531
TIME...MOT...LOC 1331Z 245DEG 34KT 3313 9548 

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

Dunn
552 
WWUS54 KFWD 251350
SVSFWD

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

TXC223-251400-
/O.CAN.KFWD.SV.W.0007.000000T0000Z-210125T1415Z/
Hopkins TX-
750 AM CST Mon Jan 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN HOPKINS COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits. Therefore the warning has been cancelled. However small hail
and gusty winds are still possible with this thunderstorm.

LAT...LON 3296 9531 3296 9566 3298 9567 3298 9571
      3310 9567 3337 9541 3336 9533 3337 9531
TIME...MOT...LOC 1346Z 240DEG 50KT 3326 9521 

$$

Dunn

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 3:36 AM CSTSevere Thunderstorm WarningFWDCooke39 min
Jan 25, 3:44 AM CSTSpecial Weather StatementFWDEastland31 min
Jan 25, 4:05 AM CSTSpecial Weather StatementFWDErath25 min
Jan 25, 4:10 AM CSTSpecial Weather StatementFWDComanche35 min
Jan 25, 5:58 AM CSTSpecial Weather StatementFWDHill32 min
Jan 25, 6:06 AM CSTSevere Thunderstorm WarningFWDDallas, Kaufman, Rockwall39 min
Jan 25, 6:20 AM CSTSevere Thunderstorm WarningFWDEllis, Hill, Navarro40 min
Jan 25, 6:23 AM CSTSpecial Weather StatementFWDLamar37 min
Jan 25, 6:30 AM CSTSevere Thunderstorm WarningFWDHopkins, Hunt, Kaufman, Rains60 min
Jan 25, 6:56 AM CSTSevere Thunderstorm WarningFWDEllis, Henderson, Kaufman, Navarro, Van Zandt53 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.