Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 265, NWS Fort Worth, TX

November 10, 20214 counties in Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Nov 10, 2021, 7:31 PM CST for 4 counties in Texas. It was in force for 29 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: Nov 10, 2021, 7:31 PM CST (01:31 UTC)
Expired: Nov 10, 2021, 8:00 PM CST
In force: 29 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Cooke County, TX, Jack County, TX, Montague County, TX, Wise County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 130 km from the middle of the area, began a volume at 01:34 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
Nov 10, 7:36 PM CST	HAIL 1.25	Newport, TX	HALF DOLLAR SIZE HAIL REPORTED IN NEWPORT.

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
Nov 10, 5:56 PM CST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 1.5 hours before the alert went out and 102 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: 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.

021 
WUUS54 KFWD 110131
SVRFWD
TXC097-237-337-497-110200-
/O.NEW.KFWD.SV.W.0265.211111T0131Z-211111T0200Z/

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

The National Weather Service in Fort Worth has issued a

* Severe Thunderstorm Warning for...
  Montague County in north central Texas...
  Northwestern Wise County in north central Texas...
  Northern Jack County in north central Texas...
  Northwestern Cooke County in north central Texas...

* Until 800 PM CST.

* At 730 PM CST, severe thunderstorms were located along a line
  extending from 6 miles southwest of Leon to 6 miles south of
  Newport, moving southeast at 40 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...
  Gainesville, Bowie, Jacksboro, Nocona, Muenster, Alvord, St. Jo,
  Chico, Forestburg, Sunset, Stoneburg, Newport and Runaway Bay.

This includes Interstate 35 between mile markers 501 and 503.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3389 9718 3380 9721 3372 9716 3372 9712
      3316 9792 3334 9841 3347 9840 3347 9798
      3369 9798 3390 9756 3390 9746 3383 9746
      3382 9743 3382 9737 3389 9731 3386 9726
      3392 9722
TIME...MOT...LOC 0130Z 300DEG 36KT 3381 9750 3338 9801 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

30

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 10, 6:16 PM CST	Special Weather Statement	FWD	Cooke	29 min
Nov 10, 6:28 PM CST	Severe Thunderstorm Warning	FWD	Cooke, Grayson	47 min
Nov 10, 7:01 PM CST	Severe Thunderstorm Warning	FWD	Montague	44 min
Nov 10, 7:14 PM CST	Severe Thunderstorm Warning	FWD	Collin, Cooke, Denton, Grayson	46 min
Nov 10, 7:16 PM CST	Severe Thunderstorm Warning	FWD	Jack, Wise	29 min
Nov 10, 7:52 PM CST	Severe Thunderstorm Warning Considerable damage threat	FWD	Collin, Cooke, Denton, Grayson	68 min
Nov 10, 7:56 PM CST	Severe Thunderstorm Warning	FWD	Cooke, Denton, Grayson, Jack, Montague, Wise	34 min
Nov 10, 8:23 PM CST	Severe Thunderstorm Warning	FWD	Denton, Jack, Wise	37 min
Nov 10, 8:40 PM CST	Special Weather Statement	FWD	Fannin	35 min
Nov 10, 8:56 PM CST	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton, Hunt, Parker, Rockwall and 2 more	64 min
Nov 10, 9:05 PM CST	Severe Thunderstorm Warning	FWD	Lamar	40 min
Nov 10, 9:55 PM CST	Special Weather Statement	FWD	Dallas, Hopkins, Hunt, Kaufman, Rains, Rockwall and 1 more	65 min
Nov 10, 10:01 PM CST	Areal Flood Advisory	FWD	Dallas, Tarrant	3 hr
Nov 10, 10:05 PM CST	Severe Thunderstorm Warning	FWD	Dallas	40 min
Nov 10, 10:53 PM CST	Special Weather Statement	FWD	Kaufman, Van Zandt	37 min
Nov 10, 11:38 PM CST	Special Weather Statement	FWD	Ellis	37 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.