Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 113, NWS Fort Worth, TX

May 3, 20214 counties in Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 3, 2021, 6:26 PM CDT for 4 counties in Texas. It was in force for 64 min. 8 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: May 3, 2021, 6:26 PM CDT (23:26 UTC)
Expired: May 3, 2021, 7:30 PM CDT
In force: 64 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Collin County, TX, Cooke County, TX, Denton County, TX, Grayson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 138 km from the middle of the area, began a volume at 23:29 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
May 3, 6:35 PM CDT	HAIL 0.75	2 N Denton, TX	REPORT FROM MPING: DIME (0.75 IN.).
May 3, 6:40 PM CDT	HAIL 0.75	3 N Corral City, TX	REPORT FROM MPING: DIME (0.75 IN.).
May 3, 6:44 PM CDT	HAIL 1.25	4 Sw Denton, TX	REPORT FROM MPING: HALF DOLLAR (1.25 IN.).
May 3, 6:50 PM CDT	HAIL 1	1 N Argyle, TX	REPORTED NORTH OF ARGYLE.
May 3, 6:53 PM CDT	HAIL 1	3 Sse Denton, TX
May 3, 7:10 PM CDT	HAIL 1	3 Sse Denton, TX	REPORT FROM MPING: QUARTER (1.00 IN.).
May 3, 7:10 PM CDT	HAIL 1	4 W Celina, TX	REPORTED 1 MILE WEST OF THE COUNTY LINE.
May 3, 7:10 PM CDT	HAIL 1	4 W Celina, TX

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
May 3, 3:48 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.4 hours before the alert went out and 110 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: 1296 J/kg
Mixed-layer CIN: -475 J/kg
Mixed-layer LCL: 1712 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 480 m²/s²
0-3 km storm-relative helicity: 456 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

440 
WUUS54 KFWD 032326
SVRFWD
TXC085-097-121-181-040030-
/O.NEW.KFWD.SV.W.0113.210503T2326Z-210504T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
626 PM CDT Mon May 3 2021

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Denton County in north central Texas...
  Northwestern Collin County in north central Texas...
  Eastern Cooke County in north central Texas...
  Western Grayson County in north central Texas...

* Until 730 PM CDT.

* At 625 PM CDT, a severe thunderstorm was located over Denton,
  moving northeast at 30 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...
  Plano, Carrollton, Frisco, Denton, Lewisville, Flower Mound,
  Sherman, The Colony, Southlake, Corinth, Gainesville, Highland
  Village, Trophy Club, Lake Dallas, Sanger, Whitesboro, Lake
  Lewisville, Little Elm, Prosper and Celina.

This includes the following highways...
 Interstate 35 between mile markers 468 and 503.
 Interstate 35W between mile markers 69 and 85.
 Interstate 35E between mile markers 446 and 466.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for north central
Texas.

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

&&

LAT...LON 3396 9691 3387 9688 3385 9685 3387 9680
      3382 9676 3384 9669 3392 9667 3389 9660
      3385 9663 3382 9656 3299 9684 3300 9739
      3375 9718 3372 9716 3373 9709 3380 9710
      3383 9705 3385 9709 3385 9701 3396 9698
TIME...MOT...LOC 2325Z 236DEG 25KT 3323 9716 

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

Bonnette

1 follow-up statement

930 
WWUS54 KFWD 032353
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
653 PM CDT Mon May 3 2021

TXC085-097-121-181-040030-
/O.CON.KFWD.SV.W.0113.000000T0000Z-210504T0030Z/
Denton TX-Collin TX-Cooke TX-Grayson TX-
653 PM CDT Mon May 3 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR DENTON...NORTHWESTERN COLLIN...EASTERN COOKE AND WESTERN GRAYSON
COUNTIES...

At 651 PM CDT, a severe thunderstorm was located near Corinth, 
moving northeast at 25 mph. Broad rotation was observed over Oak 
Point and New Hope associated with this thunderstorm.

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...
Plano, Carrollton, Frisco, Denton, Lewisville, Flower Mound, Sherman,
The Colony, Southlake, Corinth, Gainesville, Highland Village, Trophy
Club, Lake Dallas, Sanger, Whitesboro, Lake Lewisville, Little Elm,
Prosper and Celina.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 1100 PM CDT for north central
Texas.

LAT...LON 3396 9691 3387 9688 3385 9685 3387 9680
      3382 9676 3384 9669 3392 9667 3389 9660
      3385 9663 3382 9656 3299 9684 3300 9739
      3375 9718 3372 9716 3373 9709 3380 9710
      3383 9705 3385 9709 3385 9701 3396 9698
TIME...MOT...LOC 2351Z 244DEG 20KT 3322 9701 

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

Bonnette

The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 4:30 PM CDT	Special Weather Statement	FWD	Wise	30 min
May 3, 4:55 PM CDT	Severe Thunderstorm Warning	FWD	Hood, Parker, Tarrant	65 min
May 3, 5:05 PM CDT	Severe Thunderstorm Warning	FWD	Denton, Wise	40 min
May 3, 5:24 PM CDT	Special Weather Statement	FWD	Bosque	36 min
May 3, 5:42 PM CDT	Severe Thunderstorm Warning	FWD	Hood, Johnson, Parker, Tarrant	63 min
May 3, 5:46 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Denton, Montague, Wise	59 min
May 3, 5:49 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Erath, Hood, Johnson, Somervell	56 min
May 3, 6:02 PM CDT	Tornado Warning Tornado observed	FWD	Hood, Johnson	28 min
May 3, 6:35 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Hill, Johnson	55 min
May 3, 6:42 PM CDT	Severe Thunderstorm Warning	FWD	Hood, Johnson, Parker, Tarrant	63 min
May 3, 6:46 PM CDT	Tornado Warning	FWD	Bosque, Hill	44 min
May 3, 6:56 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Denton, Montague, Wise	53 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.