Alert archive / Texas / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 60, NWS Fort Worth, TX

April 6, 2006Dallas County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 6, 2006, 4:48 PM CDT for Dallas County, Texas. It was in force for 42 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 6, 2006, 4:48 PM CDT (21:48 UTC)
Expired
Apr 6, 2006, 5:30 PM CDT
In force
42 min
Issued by
NWS Fort Worth, TX
Area
Counties, with a storm outline in the text

County Dallas County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 54 km from the middle of the area, began a volume at 21:51 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 6, 3:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.8 hours before the alert went out and 48 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 2006-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 149 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 2006-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 289 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
149 J/kg
Mixed-layer CIN
-619 J/kg
Mixed-layer LCL
812 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
289 m²/s²
0-3 km storm-relative helicity
289 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 6, 4:31 PM CDT, 17 minutes earlier.

Area forecast discussion, Apr 6, 4:31 PM CDT, 17 minutes before
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Hazardous weather outlook, Apr 6, 4:15 PM CDT, 33 minutes before
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In the hours before

Special weather statement, Apr 6, 3:46 PM CDT, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
346 PM CDT THU APR 6 2006

TXZ117-118-131-062115-

HOOD-PARKER-TARRANT-
346 PM CDT THU APR 6 2006

...SIGNIFICANT WEATHER UPDATE...

AT 346 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
CLUSTER OF THUNDERSTORMS WITH HEAVY RAINFALL 6 MILES NORTHWEST OF
GRANBURY...MOVING NORTHEAST AT 45 MPH. THE STORMS ARE INTENSIFYING
AND FURTHER INTENSIFICATION IS LIKELY...A SEVERE WEATHER WARNING MAY
BE NEEDED.

CITIES IN THE PATH OF THIS STORM INCLUDE ALEDO...BENBROOK...
CROWLEY...EDGECLIFF...GRANBURY...OAK TRAIL SHORES...RIVER OAKS...
WESTWORTH AND WHITE SETTLEMENT.
Local storm report, Apr 6, 4:05 PM CDT, 43 minutes before
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Local storm report, Apr 6, 4:19 PM CDT, 29 minutes before
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Local storm report, Apr 6, 4:26 PM CDT, 22 minutes before
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Local storm report, Apr 6, 4:39 PM CDT, 9 minutes before
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Local storm report, Apr 6, 4:47 PM CDT, 1 minute before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 8:15 PM CDTSevere Thunderstorm WarningFWDYoung40 min
Apr 5, 9:02 PM CDTWind AdvisoryFWDBosque, Collin, Comanche, Cooke, Dallas, Delta and 27 more22 hr
Apr 6, 10:55 AM CDTSevere Thunderstorm WarningFWDDallas42 min
Apr 6, 3:52 PM CDTSevere Thunderstorm WarningFWDHood31 min
Apr 6, 4:07 PM CDTSevere Thunderstorm WarningFWDJohnson33 min
Apr 6, 4:15 PM CDTSevere Thunderstorm WarningFWDTarrant51 min

Nearby

Severe Thunderstorm Warnings in Texas, 2006Every severe thunderstorm warning in 2006

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.