Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 735

May 3, 20067 counties in Oklahoma; 35 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 3, 2006, 1:28 AM CDT for 7 counties in Oklahoma; 35 counties in Texas. It was in force for 32 min.

The area

The outline as issued.

The facts

Issued
May 3, 2006, 1:28 AM CDT (06:28 UTC)
Expired
May 3, 2006, 2:00 AM CDT
In force
32 min
Issued by
the Storm Prediction Center
All 42 counties

Atoka County, OK, Bryan County, OK, Choctaw County, OK, Latimer County, OK, Marshall County, OK, Pittsburg County, OK, Pushmataha County, OK, Bell County, TX, Bosque County, TX, Burnet County, TX, Collin County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Ellis County, TX, Falls County, TX, Fannin County, TX, Freestone County, TX, Grayson County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Lampasas County, TX, Limestone County, TX, Llano County, TX, Mason County, TX, McLennan County, TX, Mills County, TX, Navarro County, TX, Rains County, TX, Rockwall County, TX, San Saba County, TX, Somervell County, TX, Tarrant County, TX, Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 22 km from the middle of the area, began a volume at 06:32 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

Fort Worth, TX (KFWD), launched 00:00Z, 6.5 hours before the alert went out and 40 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 2006-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1925 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 2006-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.1939Sfc1 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
1925 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1400 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
154 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 2, 7:42 PM CDTMesoscale DiscussionSPCCarter, Cleveland, Coal, Creek, Garfield, Garvin and 18 more93 min
May 2, 8:06 PM CDTSevere Thunderstorm WatchSPCAtoka, Bryan, Carter, Coal, Garvin, Grady and 8 more5 hr
May 2, 9:24 PM CDTMesoscale DiscussionSPCBryan, Carter, Cleveland, Coal, Garvin, Grady and 10 more96 min
May 2, 10:32 PM CDTMesoscale DiscussionSPCBryan, Johnston, Love, Marshall, Murray88 min
May 3, 12:46 PM CDTMesoscale DiscussionSPCCraig, Delaware, Mayes, Nowata, Ottawa59 min
May 3, 2:42 PM CDTMesoscale DiscussionSPCAlfalfa, Craig, Delaware, Dewey, Ellis, Garfield and 15 more33 min
May 3, 2:59 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Beckham, Blaine, Craig, Custer, Delaware and 21 more7 hr
May 3, 3:42 PM CDTMesoscale DiscussionSPCComanche, Cotton, Harmon, Jackson, Kiowa, Tillman93 min
May 3, 3:56 PM CDTSevere Thunderstorm WatchSPCCaddo, Canadian, Comanche, Cotton, Grady, Greer and 7 more7 hr
May 3, 6:38 PM CDTMesoscale DiscussionSPCAlfalfa, Blaine, Craig, Custer, Dewey, Ellis and 14 more97 min
May 2, 7:42 PM CDTSevere Thunderstorm WatchSPCBosque, Collin, Comanche, Concho, Cooke, Coryell and 28 more6 hr
May 2, 8:47 PM CDTMesoscale DiscussionSPCDimmit, Edwards, Kinney, Maverick, Real, Sutton and 3 more58 min
May 3, 1:28 PM CDTMesoscale DiscussionSPCBowie, Camp, Cass, Gregg, Harrison, Marion and 6 more32 min

Nearby

Mesoscale Discussions in Texas, 2006Mesoscale Discussions in Oklahoma, 2006Every mesoscale discussion 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.