Alert archive / Texas / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 5

January 12, 20054 states

The Storm Prediction Center issued this severe thunderstorm watch at Jan 12, 2005, 5:25 PM CST for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jan 12, 2005, 5:25 PM CST (23:25 UTC)
Expired
Jan 12, 2005, 11:00 PM CST
In force
6 hr
Issued by
the Storm Prediction Center
All 64 counties

Clark County, AR, Conway County, AR, Garland County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Lafayette County, AR, Little River County, AR, Logan County, AR, Miller County, AR, Montgomery County, AR, Nevada County, AR, Perry County, AR, Pike County, AR, Polk County, AR, Pope County, AR, Saline County, AR, Scott County, AR, Sebastian County, AR, Sevier County, AR, Yell County, AR, Caddo Parish, LA, Choctaw County, OK, LeFlore County, OK, McCurtain County, OK, Pushmataha County, OK, Anderson County, TX, Angelina County, TX, Bowie County, TX, Camp County, TX, Cass County, TX, Cherokee County, TX, Delta County, TX, Falls County, TX, Franklin County, TX, Freestone County, TX, Gregg County, TX, Harrison County, TX, Henderson County, TX, Hopkins County, TX, Houston County, TX, Hunt County, TX, Kaufman County, TX, Lamar County, TX, Leon County, TX, Limestone County, TX, Madison County, TX, Marion County, TX, Milam County, TX, Morris County, TX, Nacogdoches County, TX, Navarro County, TX, Panola County, TX, Polk County, TX, Rains County, TX, Red River County, TX, Robertson County, TX, Rusk County, TX, Smith County, TX, Titus County, TX, Trinity County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX

Warnings issued inside it

15 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jan 12, 6:03 PM CSTSevere Thunderstorm WarningTSAHaskell, LeFlore41 days
Jan 12, 6:11 PM CSTSevere Thunderstorm WarningFWDDelta, Lamar64 min
Jan 12, 6:29 PM CSTSevere Thunderstorm WarningFWDHunt46 min
Jan 12, 6:33 PM CSTSevere Thunderstorm WarningTSAChoctaw, Sequoyah41 days
Jan 12, 6:39 PM CSTTornado WarningTSAChoctaw, McIntosh68 days
Jan 12, 6:53 PM CSTTornado WarningTSAMcIntosh, Pushmataha68 days
Jan 12, 6:54 PM CSTSevere Thunderstorm WarningTSACrawford, Sebastian67 days
Jan 12, 6:56 PM CSTFlash Flood WarningFWDKaufman3 hr
Jan 12, 7:50 PM CSTFlash Flood WarningTSACarroll, Crawford, Franklin, Madison, Sebastian, Washington4 hr
Jan 12, 9:40 PM CSTSevere Thunderstorm WarningLZKMontgomery, Pike35 min
Jan 12, 9:45 PM CSTSevere Thunderstorm WarningLZKYell30 min
Jan 12, 10:05 PM CSTSevere Thunderstorm WarningLZKGarland40 min
Jan 12, 10:22 PM CSTSevere Thunderstorm WarningLZKPerry, Saline43 min
Jan 12, 10:51 PM CSTSevere Thunderstorm WarningLZKConway29 min
Jan 12, 10:56 PM CSTSevere Thunderstorm WarningSHVPanola34 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.4 hours before the alert went out and 187 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 2005-01-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 141 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 2005-01-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 278 square meters per square second.1939587897Sfc1 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
141 J/kg
Mixed-layer CIN
-481 J/kg
Mixed-layer LCL
841 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
278 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 12, 3:03 PM CSTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Crawford, Franklin and 9 more87 min
Jan 12, 3:35 PM CSTSevere Thunderstorm WatchSPCBaxter, Benton, Boone, Carroll, Crawford, Franklin and 9 more6 hr
Jan 12, 4:52 PM CSTMesoscale DiscussionSPCClark, Conway, Garland, Hempstead, Hot Spring, Howard and 11 more83 min
Jan 12, 2:40 PM CSTMesoscale DiscussionSPCAtoka, Bryan, Canadian, Carter, Cherokee, Choctaw and 41 more65 min
Jan 12, 3:05 PM CSTSevere Thunderstorm WatchSPCAdair, Atoka, Bryan, Canadian, Carter, Cherokee and 44 more7 hr
Jan 12, 5:38 PM CSTMesoscale DiscussionSPCAdair, Atoka, Bryan, Carter, Cherokee, Choctaw and 38 more97 min

Nearby

Severe Thunderstorm Watches in Texas, 2005Severe Thunderstorm Watches in Arkansas, 2005Severe Thunderstorm Watches in Oklahoma, 2005Every severe thunderstorm watch in 2005

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.