Alert archive / Texas / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 83, NWS Fort Worth, TX

April 2, 2013Bell County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 2, 2013, 3:58 PM CDT for Bell County, Texas. It was in force for 62 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 2, 2013, 3:58 PM CDT (20:58 UTC)
Expired
Apr 2, 2013, 5:00 PM CDT
In force
62 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon

County Bell County, TX

The radar

The Ft Hood radar (KGRK), 36 km from the middle of the area, began a volume at 20:57 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 2, 2:35 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.0 hours before the alert went out and 200 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 2013-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 121 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 2013-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
121 J/kg
Mixed-layer CIN
-208 J/kg
Mixed-layer LCL
1189 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
-45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 2, 3:53 PM CDT, 5 minutes earlier.

Area forecast discussion, Apr 2, 3:53 PM CDT, 5 minutes before
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Hazardous weather outlook, Apr 2, 3:41 AM CDT, 12 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
341 AM CDT TUE APR 2 2013

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-030845-
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-
341 AM CDT TUE APR 2 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...TODAY AND TONIGHT.
THUNDERSTORMS ARE EXPECTED TO AFFECT MUCH OF NORTH TEXAS TODAY
AND TONIGHT. SOME STORMS ARE EXPECTED TO BECOME
SEVERE...PRODUCING DAMAGING HAIL AND WIND GUSTS OF 60 MPH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
THUNDERSTORMS CHANCES WILL CONTINUE WEDNESDAY...WITH ACTIVITY
DECREASING DURING THE AFTERNOON. ISOLATED STORMS MAY BECOME
SEVERE DURING THE DAY.

THUNDERSTORM CHANCES RETURN NEXT MONDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS LIKELY ACROSS MUCH OF NORTH TEXAS BEGINNING
IN THE WEST THIS MORNING AND SPREADING SOUTH AND EAST DURING THE
DAY AND EVENING.

In the hours before

Special weather statement, Apr 2, 3:29 PM CDT, 29 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 9:31 PM CDTSpecial Weather StatementFWDStephens29 min
Apr 1, 9:58 PM CDTSpecial Weather StatementFWDStephens32 min
Apr 1, 10:29 PM CDTSpecial Weather StatementFWDStephens31 min
Apr 1, 11:14 PM CDTSpecial Weather StatementFWDEastland31 min
Apr 1, 11:30 PM CDTSevere Thunderstorm WarningFWDEastland45 min
Apr 1, 11:53 PM CDTSevere Thunderstorm WarningFWDComanche, Erath67 min
Apr 2, 12:14 AM CDTSevere Thunderstorm WarningFWDEastland31 min
Apr 2, 12:59 AM CDTSevere Thunderstorm WarningFWDComanche, Erath61 min
Apr 2, 1:15 AM CDTAreal Flood AdvisoryFWDErath2 hr
Apr 2, 1:34 AM CDTSevere Thunderstorm WarningFWDComanche, Eastland56 min
Apr 2, 2:16 AM CDTSevere Thunderstorm WarningFWDErath59 min
Apr 2, 2:29 AM CDTSevere Thunderstorm WarningFWDComanche, Erath61 min
Apr 2, 3:29 AM CDTSevere Thunderstorm WarningFWDComanche, Erath, Hamilton46 min
Apr 2, 5:28 AM CDTSpecial Weather StatementFWDStephens32 min
Apr 2, 5:54 AM CDTSpecial Weather StatementFWDStephens36 min
Apr 2, 6:57 AM CDTAreal Flood AdvisoryFWDStephens3 hr
Apr 2, 7:14 AM CDTFlash Flood WarningFWDStephens3 hr
Apr 2, 7:34 AM CDTSpecial Weather StatementFWDPalo Pinto26 min
Apr 2, 7:42 AM CDTSevere Thunderstorm WarningFWDEastland, Erath, Palo Pinto, Stephens63 min
Apr 2, 8:54 AM CDTSpecial Weather StatementFWDPalo Pinto21 min
Apr 2, 9:15 AM CDTAreal Flood AdvisoryFWDPalo Pinto2 hr
Apr 2, 3:29 PM CDTSpecial Weather StatementFWDBell31 min

Nearby

Severe Thunderstorm Warnings in Texas, 2013Every severe thunderstorm warning in 2013

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.