Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 78, NWS Fort Worth, TX

April 13, 2021Eastland County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 13, 2021, 1:59 AM CDT for Eastland County, Texas. It was in force for 61 min. 1 report 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 13, 2021, 1:59 AM CDT (06:59 UTC)
Expired: Apr 13, 2021, 3:00 AM CDT
In force: 61 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Eastland County, TX

The radar

The Dyess AFB radar (KDYX), 57 km from the middle of the area, began a volume at 07:00 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 13, 2:32 AM CDT	HAIL 2.5	Ranger, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 7.0 hours before the alert went out and 133 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: 1192 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 1812 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

As transmitted.

333 
WUUS54 KFWD 130659
SVRFWD
TXC133-130800-
/O.NEW.KFWD.SV.W.0078.210413T0659Z-210413T0800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
159 AM CDT Tue Apr 13 2021

The National Weather Service in Fort Worth has issued a

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

* Until 300 AM CDT.

* At 159 AM CDT, a severe thunderstorm was located near Eastland,
  moving east at 20 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is possible.

* Locations impacted include...
  Eastland and Ranger. 

This includes Interstate 20 between mile markers 345 and 363.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3251 9847 3239 9848 3242 9891 3251 9891
TIME...MOT...LOC 0659Z 262DEG 16KT 3246 9879 

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

92

1 follow-up statement

326 
WWUS54 KFWD 130725
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
225 AM CDT Tue Apr 13 2021

TXC133-130800-
/O.CON.KFWD.SV.W.0078.000000T0000Z-210413T0800Z/
Eastland TX-
225 AM CDT Tue Apr 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 AM CDT
FOR NORTHEASTERN EASTLAND COUNTY...

At 225 AM CDT, a severe thunderstorm was located over Ranger, moving
east at 20 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is possible.

Locations impacted include...
Ranger.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3241 9874 3251 9875 3251 9847 3239 9848
TIME...MOT...LOC 0725Z 264DEG 15KT 3246 9866 

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

92

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 12, 10:27 PM CDT	Special Weather Statement	FWD	Stephens	33 min
Apr 12, 10:32 PM CDT	Severe Thunderstorm Warning	FWD	Stephens, Young	58 min
Apr 12, 11:04 PM CDT	Special Weather Statement	FWD	Palo Pinto	26 min
Apr 12, 11:32 PM CDT	Severe Thunderstorm Warning	FWD	Young	58 min
Apr 12, 11:40 PM CDT	Special Weather Statement	FWD	Young	35 min
Apr 13, 12:42 AM CDT	Special Weather Statement	FWD	Palo Pinto	33 min
Apr 13, 1:06 AM CDT	Special Weather Statement	FWD	Parker	24 min
Apr 13, 1:08 AM CDT	Special Weather Statement	FWD	Young	37 min
Apr 13, 1:55 AM CDT	Special Weather Statement	FWD	Johnson	35 min
Apr 13, 2:40 AM CDT	Special Weather Statement	FWD	Tarrant	35 min
Apr 13, 2:46 AM CDT	Severe Thunderstorm Warning	FWD	Eastland, Erath	59 min
Apr 13, 3:19 AM CDT	Special Weather Statement	FWD	Dallas	26 min
Apr 13, 3:30 AM CDT	Severe Thunderstorm Warning	FWD	Dallas	37 min
Apr 13, 3:43 AM CDT	Severe Thunderstorm Warning	FWD	Erath	44 min
Apr 13, 4:11 AM CDT	Severe Thunderstorm Warning	FWD	Hood, Somervell	43 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.