Alert archive / Texas / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 313, NWS Fort Worth, TX

August 22, 2006Kaufman County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 22, 2006, 4:21 PM CDT for Kaufman County, Texas. It was in force for 24 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: Aug 22, 2006, 4:21 PM CDT (21:21 UTC)
Expired: Aug 22, 2006, 4:45 PM CDT
In force: 24 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Kaufman County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 95 km from the middle of the area, began a volume at 21:22 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

Shreveport, LA (KSHV), launched 12:00Z, 9.4 hours before the alert went out and 238 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: 1280 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 862 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

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 Aug 22, 3:33 PM CDT, 48 minutes earlier.

Area forecast discussion, Aug 22, 3:33 PM CDT, 48 minutes before

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Hazardous weather outlook, Aug 22, 3:50 PM CDT, 31 minutes before

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In the hours before

Special weather statement, Aug 22, 2:43 PM CDT, 1 hour 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
243 PM CDT TUE AUG 22 2006

TXZ123-222015-

RAINS-
243 PM CDT TUE AUG 22 2006

...SIGNIFICANT WEATHER ADVISORY FOR...
  RAINS COUNTY

AT 243 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR EMORY...MOVING WEST AT 5 MPH.

CITIES IN THE PATH OF THIS STORM INCLUDE EMORY.

WIND GUSTS TO 50 MPH CAN BE EXPECTED FROM THIS STORM.

IF THIS STORM INTENSIFIES...A SEVERE THUNDERSTORM WARNING MAY BE
NEEDED.

LAT...LON 3278 9564 3296 9564 3298 9592 3275 9592

92

Local storm report, Aug 22, 3:08 PM CDT, 1 hour 13 minutes before

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Local storm report, Aug 22, 3:10 PM CDT, 1 hour 11 minutes before

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Special weather statement, Aug 22, 3:15 PM CDT, 1 hour 6 minutes before

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Local storm report, Aug 22, 3:57 PM CDT, 24 minutes before

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Special weather statement, Aug 22, 4:04 PM CDT, 17 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 22, 2:43 PM CDT	Special Weather Statement	FWD	Rains	32 min
Aug 22, 3:15 PM CDT	Special Weather Statement	FWD	Hunt	30 min
Aug 22, 4:04 PM CDT	Special Weather Statement	FWD	Parker	26 min
Aug 22, 4:22 PM CDT	Severe Thunderstorm Warning	FWD	Hopkins	38 min
Aug 22, 4:35 PM CDT	Special Weather Statement	FWD	Hunt	25 min
Aug 22, 4:55 PM CDT	Severe Thunderstorm Warning	FWD	Dallas, Ellis	35 min
Aug 22, 5:07 PM CDT	Severe Thunderstorm Warning	FWD	Grayson	53 min
Aug 22, 5:37 PM CDT	Special Weather Statement	FWD	Johnson	23 min
Aug 22, 5:44 PM CDT	Special Weather Statement	FWD	Dallas, Tarrant	31 min
Aug 22, 5:46 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	44 min
Aug 22, 5:55 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	50 min
Aug 22, 5:59 PM CDT	Severe Thunderstorm Warning	FWD	Collin	61 min
Aug 22, 6:08 PM CDT	Severe Thunderstorm Warning	FWD	Delta, Lamar	39 min
Aug 22, 6:13 PM CDT	Special Weather Statement	FWD	Dallas	32 min
Aug 22, 6:39 PM CDT	Severe Thunderstorm Warning	FWD	Denton	34 min

Nearby

Severe Thunderstorm Warnings in Texas, 2006 Every 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.