Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 249, NWS Fort Worth, TX

October 10, 20215 counties in Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Oct 10, 2021, 9:16 PM CDT for 5 counties in Texas. It was in force for 59 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
Oct 10, 2021, 9:16 PM CDT (02:16 UTC)
Expired
Oct 10, 2021, 10:15 PM CDT
In force
59 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bosque County, TX, Ellis County, TX, Hill County, TX, Johnson County, TX, Somervell County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 53 km from the middle of the area, began a volume at 02:19 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
Oct 10, 10:10 PM CDTTSTM WND DMG3 Ene Maypearl, TXTREES DAMAGED ON THE NORTH SIDE OF FM 66 AND OAK BRANCH RD. TIME ESTIMATED BY RADAR.

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
Oct 10, 6:13 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.3 hours before the alert went out and 82 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 2021-10-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1814 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 2021-10-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
1814 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
1524 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
1.5
Supercell composite
11.2

Open this sounding in Storm Lab

The text

As transmitted.

517 
WUUS54 KFWD 110216
SVRFWD
TXC035-139-217-251-425-110315-
/O.NEW.KFWD.SV.W.0249.211011T0216Z-211011T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Fort Worth TX
916 PM CDT Sun Oct 10 2021

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Northeastern Somervell County in north central Texas...
  Johnson County in north central Texas...
  Central Bosque County in central Texas...
  Hill County in central Texas...
  Ellis County in north central Texas...

* Until 1015 PM CDT.

* At 916 PM CDT, severe thunderstorms were located along a line
  extending from near Godley to 7 miles southwest of Cleburne State
  Park to near Meridian State Park, moving east at 55 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Mansfield, Cedar Hill, Burleson, Waxahachie, Cleburne, Ennis,
  Midlothian, Glenn Heights, Red Oak, Hillsboro, Keene, Joshua,
  Alvarado, Ovilla, Venus, Ferris, Whitney, Palmer, Italy and Itasca.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CDT for central and
north central Texas.

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

&&

LAT...LON 3215 9767 3232 9764 3232 9761 3255 9761
      3254 9665 3223 9671 3207 9690 3189 9677
      3184 9680 3183 9701 3186 9704 3183 9711
      3182 9787
TIME...MOT...LOC 0216Z 264DEG 46KT 3253 9755 3216 9760 3189 9778 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Godwin

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 10, 7:03 PM CDTSevere Thunderstorm WarningFWDPalo Pinto, Stephens57 min
Oct 10, 7:14 PM CDTSevere Thunderstorm WarningFWDEastland, Erath, Palo Pinto, Stephens46 min
Oct 10, 7:23 PM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young37 min
Oct 10, 7:42 PM CDTSevere Thunderstorm WarningFWDComanche, Eastland, Erath48 min
Oct 10, 7:54 PM CDTSevere Thunderstorm WarningFWDCooke, Hood, Jack, Montague, Palo Pinto, Parker and 1 more66 min
Oct 10, 8:08 PM CDTSevere Thunderstorm Warning Considerable damage threatFWDJack, Parker, Wise52 min
Oct 10, 8:13 PM CDTSevere Thunderstorm Warning Considerable damage threatFWDPalo Pinto, Parker47 min
Oct 10, 8:23 PM CDTSevere Thunderstorm WarningFWDBosque, Comanche, Erath, Hamilton, Hood, Mills and 1 more67 min
Oct 10, 8:50 PM CDTSevere Thunderstorm WarningFWDCollin, Cooke, Dallas, Denton, Grayson, Parker and 2 more55 min
Oct 10, 9:06 PM CDTSevere Thunderstorm Warning Considerable damage threatFWDCollin, Cooke, Denton, Grayson39 min
Oct 10, 9:27 PM CDTTornado WarningFWDJohnson33 min
Oct 10, 9:40 PM CDTSevere Thunderstorm WarningFWDCollin, Dallas, Denton, Fannin, Grayson, Hunt and 3 more65 min
Oct 10, 10:03 PM CDTTornado WarningFWDEllis, Hill, Johnson27 min
Oct 10, 10:10 PM CDTSevere Thunderstorm WarningFWDEllis, Freestone, Henderson, Hill, Kaufman, Limestone and 2 more65 min
Oct 10, 10:24 PM CDTTornado WarningFWDEllis36 min
Oct 10, 10:34 PM CDTSevere Thunderstorm WarningFWDDelta, Fannin, Hopkins, Hunt, Kaufman, Lamar and 3 more56 min
Oct 10, 11:04 PM CDTSevere Thunderstorm WarningFWDAnderson, Freestone, Henderson, Kaufman, Limestone, Navarro and 1 more56 min
Oct 10, 11:28 PM CDTSevere Thunderstorm WarningFWDDelta, Hopkins, Hunt, Lamar, Rains, Van Zandt47 min
Oct 10, 11:57 PM CDTSpecial Weather StatementFWDAnderson, Freestone, Henderson63 min
Oct 11, 1:09 AM CDTSpecial Weather StatementFWDLeon36 min
Oct 11, 1:11 AM CDTSevere Thunderstorm WarningFWDLeon, Robertson49 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.