Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 263, NWS Fort Worth, TX

November 10, 20214 counties in Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Nov 10, 2021, 7:14 PM CST for 4 counties in Texas. It was in force for 46 min. 5 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
Nov 10, 2021, 7:14 PM CST (01:14 UTC)
Expired
Nov 10, 2021, 8:00 PM CST
In force
46 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
1.25 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), 96 km from the middle of the area, began a volume at 01:16 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

TimeReportWhereRemark
Nov 10, 7:24 PM CSTHAIL 1.752 Nw Valley View, TXGOLF BALL SIZE HAIL REPORTED 2NW OF VALLEY VIEW.
Nov 10, 7:25 PM CSTHAIL 12 N Valley View, TXREPORT FROM MPING: QUARTER (1.00 IN.).
Nov 10, 7:31 PM CSTHAIL 1.254 S Valley View, TXREPORT FROM MPING: HALF DOLLAR (1.25 IN.).
Nov 10, 7:47 PM CSTHAIL 1.51 Ne Sanger, TXREPORT FROM MPING: PING PONG BALL (1.50 IN.).
Nov 10, 7:50 PM CSTHAIL 1.253 Nne Aubrey, TXHALF DOLLAR HAIL REPORTED.

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.

IssuedProductOfficeLasted
Nov 10, 5:56 PM CSTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 1.2 hours before the alert went out and 68 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 00:00Z on 2021-11-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1140 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2021-11-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 238 square meters per square second.19395878Sfc1 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
1140 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1186 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
238 m²/s²
0-3 km storm-relative helicity
243 m²/s²
Significant tornado parameter
1.4
Supercell composite
8.1

Open this sounding in Storm Lab

The text

As transmitted.

304 
WUUS54 KFWD 110114
SVRFWD
TXC085-097-121-181-110200-
/O.NEW.KFWD.SV.W.0263.211111T0114Z-211111T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
714 PM CST Wed Nov 10 2021

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Northeastern Denton County in north central Texas...
  Northwestern Collin County in north central Texas...
  Southern Cooke County in north central Texas...
  Southwestern Grayson County in north central Texas...

* Until 800 PM CST.

* At 714 PM CST, a severe thunderstorm was located 8 miles south of
  Lindsay, or 8 miles south of Gainesville, moving east at 40 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...
  Sanger, Celina, Pilot Point, Aubrey, Gunter, Dorchester, Ray
  Roberts Park Isle Du Bois, Ray Roberts Park Johnson Branch, Tioga,
  Valley View and Weston.

This includes Interstate 35 between mile markers 476 and 490.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3333 9719 3356 9738 3351 9663 3328 9669
TIME...MOT...LOC 0114Z 281DEG 37KT 3351 9719 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Prater
1 follow-up statement
603 
WWUS54 KFWD 110130
SVSFWD

Severe Weather Statement
National Weather Service Fort Worth TX
730 PM CST Wed Nov 10 2021

TXC085-097-121-181-110200-
/O.CON.KFWD.SV.W.0263.000000T0000Z-211111T0200Z/
Denton TX-Collin TX-Cooke TX-Grayson TX-
730 PM CST Wed Nov 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR NORTHEASTERN DENTON...NORTHWESTERN COLLIN...SOUTHEASTERN COOKE
AND SOUTHWESTERN GRAYSON COUNTIES...

At 730 PM CST, a severe thunderstorm was located near Sanger, moving
southeast at 25 mph.

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

SOURCE...Emergency management.

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

Locations impacted include...
Sanger, Celina, Pilot Point, Aubrey, Gunter, Dorchester, Ray Roberts
Park Isle Du Bois, Ray Roberts Park Johnson Branch, Tioga, Valley
View and Weston.

LAT...LON 3335 9720 3355 9726 3351 9663 3328 9669
      3333 9719
TIME...MOT...LOC 0130Z 296DEG 24KT 3344 9715 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Prater

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 10, 6:16 PM CSTSpecial Weather StatementFWDCooke29 min
Nov 10, 6:28 PM CSTSevere Thunderstorm WarningFWDCooke, Grayson47 min
Nov 10, 7:01 PM CSTSevere Thunderstorm WarningFWDMontague44 min
Nov 10, 7:16 PM CSTSevere Thunderstorm WarningFWDJack, Wise29 min
Nov 10, 7:31 PM CSTSevere Thunderstorm WarningFWDCooke, Jack, Montague, Wise29 min
Nov 10, 7:52 PM CSTSevere Thunderstorm Warning Considerable damage threatFWDCollin, Cooke, Denton, Grayson68 min
Nov 10, 7:56 PM CSTSevere Thunderstorm WarningFWDCooke, Denton, Grayson, Jack, Montague, Wise34 min
Nov 10, 8:23 PM CSTSevere Thunderstorm WarningFWDDenton, Jack, Wise37 min
Nov 10, 8:40 PM CSTSpecial Weather StatementFWDFannin35 min
Nov 10, 8:56 PM CSTSevere Thunderstorm WarningFWDCollin, Dallas, Denton, Hunt, Parker, Rockwall and 2 more64 min
Nov 10, 9:05 PM CSTSevere Thunderstorm WarningFWDLamar40 min
Nov 10, 9:55 PM CSTSpecial Weather StatementFWDDallas, Hopkins, Hunt, Kaufman, Rains, Rockwall and 1 more65 min
Nov 10, 10:01 PM CSTAreal Flood AdvisoryFWDDallas, Tarrant3 hr
Nov 10, 10:05 PM CSTSevere Thunderstorm WarningFWDDallas40 min
Nov 10, 10:53 PM CSTSpecial Weather StatementFWDKaufman, Van Zandt37 min
Nov 10, 11:38 PM CSTSpecial Weather StatementFWDEllis37 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.