Alert archive / Texas / Tornado Watches in 2006

Tornado Watch 44

March 8, 200637 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 8, 2006, 11:25 PM CST for 37 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Mar 8, 2006, 11:25 PM CST (05:25 UTC)
Expired
Mar 9, 2006, 6:00 AM CST
In force
7 hr
Issued by
the Storm Prediction Center
All 37 counties

Anderson County, TX, Bastrop County, TX, Bell County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Cherokee County, TX, Comal County, TX, Coryell County, TX, Ellis County, TX, Falls County, TX, Fayette County, TX, Freestone County, TX, Gonzales County, TX, Gregg County, TX, Guadalupe County, TX, Hays County, TX, Henderson County, TX, Hill County, TX, Kaufman County, TX, Kendall County, TX, Lee County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Medina County, TX, Milam County, TX, Navarro County, TX, Rains County, TX, Robertson County, TX, Smith County, TX, Travis County, TX, Upshur County, TX, Van Zandt County, TX, Williamson County, TX, Wood County, TX

The radar

The Ft Hood radar (KGRK), 101 km from the middle of the area, began a volume at 05:24 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 8, 11:30 PM CSTSevere Thunderstorm WarningFWDFalls, McLennan45 min
Mar 8, 11:35 PM CSTSevere Thunderstorm WarningEWXBandera, Bexar, Kendall36 min
Mar 9, 12:39 AM CSTSevere Thunderstorm WarningEWXHays, Travis53 min
Mar 9, 1:16 AM CSTSevere Thunderstorm WarningEWXBastrop, Lee, Williamson26 min
Mar 9, 1:16 AM CSTSevere Thunderstorm WarningEWXBastrop, Lee, Williamson44 min
Mar 9, 5:06 AM CSTSevere Thunderstorm WarningFWDKaufman, Rains, Van Zandt45 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 00:00Z, 5.4 hours before the alert went out and 151 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 00:00Z on 2006-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 734 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 00:00Z on 2006-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 square meters per square second.1939587897117Sfc1 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
734 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
1286 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 8, 8:22 PM CSTMesoscale DiscussionSPCArcher, Baylor, Callahan, Clay, Cooke, Denton and 16 more53 min
Mar 8, 10:51 PM CSTMesoscale DiscussionSPCArcher, Baylor, Callahan, Camp, Clay, Collin and 40 more24 min
Mar 8, 11:02 PM CSTMesoscale DiscussionSPCAtascosa, Bandera, Bastrop, Bell, Bexar, Blanco and 32 more88 min
Mar 8, 11:42 PM CSTTornado WatchSPCArcher, Baylor, Camp, Clay, Collin, Cooke and 17 more6 hr
Mar 9, 1:36 AM CSTTornado WatchSPCBowie, Cass5 hr
Mar 9, 1:57 AM CSTMesoscale DiscussionSPCCollin, Cooke, Delta, Denton, Fannin, Grayson and 3 more63 min
Mar 9, 5:14 AM CSTMesoscale DiscussionSPCAngelina, Hardin, Harrison, Houston, Jasper, Jefferson and 14 more91 min
Mar 9, 5:48 AM CSTTornado WatchSPCAngelina, Bowie, Camp, Cass, Chambers, Cherokee and 33 more6 hr
Mar 9, 11:05 AM CSTMesoscale DiscussionSPCOrange85 min

Nearby

Tornado Watches in Texas, 2006Every tornado watch 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.