Alert archive / Texas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 104, NWS Fort Worth, TX

April 27, 2014Ellis County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 27, 2014, 4:22 PM CDT for Ellis County, Texas. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 27, 2014, 4:22 PM CDT (21:22 UTC)
Expired
Apr 27, 2014, 5:00 PM CDT
In force
38 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon

County Ellis County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 54 km from the middle of the area, began a volume at 21:24 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 27, 2:56 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.4 hours before the alert went out and 71 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 12:00Z on 2014-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2370 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 12:00Z on 2014-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 453 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
2370 J/kg
Mixed-layer CIN
-265 J/kg
Mixed-layer LCL
662 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
453 m²/s²
0-3 km storm-relative helicity
548 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Apr 27, 3:19 PM CDT, 1 hour 3 minutes earlier.

Area forecast discussion, Apr 27, 3:19 PM CDT, 1 hour 3 minutes before
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Hazardous weather outlook, Apr 27, 3:19 PM CDT, 1 hour 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
319 PM CDT SUN APR 27 2014

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-281245-
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-
319 PM CDT SUN APR 27 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.
THERE IS A CHANCE OF THUNDERSTORMS EAST OF A BONHAM TO TEMPLE
LINE THROUGH 7 PM AND EAST OF A BONHAM TO CORSICANA AND
CENTERVILLE LINE DURING THE EVENING HOURS. LARGE HAIL AND DAMAGING
WINDS WILL BE THE PRIMARY HAZARDS...BUT AN ISOLATED TORNADO IS
POSSIBLE IN AREAS NORTH OF I-20.

FOR THE REST OF THE AFTERNOON...A WIND ADVISORY WILL REMAIN IN
EFFECT WEST OF A GAINESVILLE TO FORT WORTH...GATESVILLE AND
LAMPASAS LINE UNTIL 7 PM. ALSO WITHIN THIS AREA...THE STRONG WINDS
COMBINED WITH VERY LOW RELATIVE HUMIDITY WILL RESULT IN A HIGH
DANGER OF GRASS FIRES UNTIL 7 PM.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
LIMITED SPOTTER ACTIVATION MAY BE REQUESTED ALONG AND EAST OF A
BONHAM TO CORSICANA TO CENTERVILLE LINE THROUGH MID EVENING.

In the hours before

Local storm report, Apr 27, 12:43 PM CDT, 3 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1243 PM CDT SUN APR 27 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0936 AM     HAIL             KAUFMAN                 32.58N  96.32W
04/27/2014  E0.75 INCH       KAUFMAN            TX   PUBLIC

            PENNY SIZE HAIL FELL BRIEFLY IN KAUFMAN.
Local storm report, Apr 27, 1:58 PM CDT, 2 hours 24 minutes before
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Special weather statement, Apr 27, 2:44 PM CDT, 1 hour 38 minutes before
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Special weather statement, Apr 27, 4:10 PM CDT, 12 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 3:25 AM CDTWind AdvisoryFWDBosque, Comanche, Cooke, Coryell, Denton, Eastland and 15 more16 hr
Apr 27, 7:49 AM CDTSpecial Weather StatementFWDWise26 min
Apr 27, 8:02 AM CDTSevere Thunderstorm WarningFWDCooke, Denton, Wise43 min
Apr 27, 8:16 AM CDTSpecial Weather StatementFWDGrayson14 min
Apr 27, 8:40 AM CDTSpecial Weather StatementFWDDallas35 min
Apr 27, 8:42 AM CDTSevere Thunderstorm WarningFWDCollin, Cooke, Denton, Grayson48 min
Apr 27, 9:02 AM CDTSpecial Weather StatementFWDMcLennan28 min
Apr 27, 9:07 AM CDTSpecial Weather StatementFWDDallas23 min
Apr 27, 9:34 AM CDTSpecial Weather StatementFWDRockwall26 min
Apr 27, 10:04 AM CDTSpecial Weather StatementFWDHunt26 min
Apr 27, 2:44 PM CDTSpecial Weather StatementFWDFannin31 min
Apr 27, 2:48 PM CDTSevere Thunderstorm WarningFWDFannin42 min
Apr 27, 4:10 PM CDTSpecial Weather StatementFWDEllis35 min
Apr 27, 4:47 PM CDTSevere Thunderstorm WarningFWDKaufman58 min
Apr 27, 5:35 PM CDTSevere Thunderstorm WarningFWDVan Zandt55 min
Apr 27, 5:44 PM CDTSevere Thunderstorm WarningFWDKaufman61 min
Apr 27, 6:09 PM CDTSevere Thunderstorm WarningFWDRains51 min
Apr 27, 6:28 PM CDTSevere Thunderstorm WarningFWDVan Zandt32 min

Nearby

Severe Thunderstorm Warnings in Texas, 2014Every severe thunderstorm warning in 2014

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.