Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Fort Worth, TX

October 27, 2021Eastland County, Stephens County, Texas

NWS Fort Worth, TX issued this special weather statement at Oct 27, 2021, 12:35 AM CDT for Eastland County, Stephens County, Texas. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 27, 2021, 12:35 AM CDT (05:35 UTC)
Expired
Oct 27, 2021, 1:00 AM CDT
In force
25 min
Issued by
NWS Fort Worth, TX
Hail
0.00 in
Wind
55

Counties Eastland County, TX, Stephens County, TX

The radar

The Dyess AFB radar (KDYX), 49 km from the middle of the area, began a volume at 05:36 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.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 5.6 hours before the alert went out and 138 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 2021-10-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1353 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 2021-10-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.193958Sfc1 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
1353 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
1163 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
323 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.2

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Fort Worth, TX wrote its last area forecast discussion before this special weather statement went out at Oct 26, 7:20 PM CDT, 5 hours 15 minutes earlier.

Area forecast discussion, Oct 26, 7:20 PM CDT, 5 hours 15 minutes before
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Oct 27, 12:23 AM CDT, 12 minutes before
Hazardous Weather Outlook
National Weather Service Fort Worth TX
1223 AM CDT Wed Oct 27 2021

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-280530-
Montague-Cooke-Grayson-Fannin-Lamar-Young-Jack-Wise-Denton-Collin-
Hunt-Delta-Hopkins-Stephens-Palo Pinto-Parker-Tarrant-Dallas-
Rockwall-Kaufman-Van Zandt-Rains-Eastland-Erath-Hood-Somervell-
Johnson-Ellis-Henderson-Comanche-Mills-Hamilton-Bosque-Hill-Navarro-
Freestone-Anderson-Lampasas-Coryell-Bell-McLennan-Falls-Limestone-
Leon-Milam-Robertson-
1223 AM CDT Wed Oct 27 2021

This Hazardous Weather Outlook is for North and Central Texas.

.DAY ONE...Tonight.
A line of thunderstorms will move across North and Central Texas late
tonight after midnight. Some of these thunderstorms will be severe
with damaging wind gusts being the primary hazard. Large hail and
isolated tornadoes may be possible as well. Expect thunderstorms to
begin impacting areas northwest of the Dallas/Fort Worth Metroplex
around 10 PM, reaching the Interstate 35 corridor by 3 AM, and into
East Texas during the pre-dawn hours.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Thunderstorms will be ongoing Wednesday morning, primarily across
East Texas. Damaging wind gusts will be the primary hazard. Storms
will finally exit the area by around noon.

Gusty west to northwest winds will develop by early afternoon across
North and Central Texas. Sustained winds of around 25 MPH with gusts
to over 35 MPH can be expected. These winds will create for hazardous
driving conditions for high-profile vehicles, particularly on north-
to-south oriented highways. This will also create hazardous
conditions on area lakes.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is likely across North and Central Texas tonight.

In the hours before

Special weather statement, Oct 27, 12:35 AM CDT, 0 minutes before
Special Weather Statement
National Weather Service Fort Worth TX
1235 AM CDT Wed Oct 27 2021

TXZ115-129-270600-
Stephens TX-Eastland TX-
1235 AM CDT Wed Oct 27 2021

...Strong thunderstorms will impact portions of Eastland and Stephens
Counties through 100 AM CDT...

At 1234 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 7 miles east of Fort Griffin to 7 miles
southwest of Putnam. Movement was east at 40 mph.

HAZARD...Wind gusts of 50 to 55 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Breckenridge, Eastland, Cisco, Ranger, Necessity, Gunsight, Crystal
Falls and Carbon.

This includes Interstate 20 between mile markers 324 and 363.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 300 AM CDT for
north central Texas.

&&

LAT...LON 3295 9909 3295 9858 3252 9858 3251 9847
      3230 9848 3228 9851 3225 9912
TIME...MOT...LOC 0534Z 255DEG 37KT 3290 9911 3229 9927

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH

Barnes

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 26, 7:16 PM CDTWind AdvisoryFWDBell, Bosque, Collin, Comanche, Cooke, Coryell and 23 more27 hr
Oct 27, 1:00 AM CDTSpecial Weather StatementFWDEastland, Palo Pinto, Stephens30 min
Oct 27, 1:07 AM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young53 min
Oct 27, 1:44 AM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Parker, Wise61 min
Oct 27, 2:21 AM CDTSpecial Weather StatementFWDHood, Somervell24 min
Oct 27, 2:30 AM CDTSevere Thunderstorm WarningFWDDenton, Parker, Tarrant, Wise60 min
Oct 27, 2:53 AM CDTSevere Thunderstorm Warning Considerable damage threatFWDDenton37 min
Oct 27, 3:18 AM CDTSevere Thunderstorm WarningFWDCollin, Cooke, Denton, Grayson57 min
Oct 27, 2:08 PM CDTWind AdvisoryFWDAnderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more34 hr

Nearby

Special Weather Statements in Texas, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.